Tag Archives: suction vacuum pump

China Best Sales OEM Customized Small Oil-Free Vacuum Pump AC Motor Negative Pressure Suction Pump 400W Pompe à Vide Sans Huile CE TUV Certification Ue vacuum pump electric

Product Description

Model	BST400AFZ/BSZ
Voltage/frequency (V/Hz)	220-240V/50Hz 100v-120v/60Hz
Input power(W)	≤300
Speed (r/min)	≥1350 1650
Primary vacuumKPa	-94KPa
Secondary vacuumKPa	-100KPa
Restart pressure (KPa)	0KPa
Rated volume flow (m3/h)	≥7.0m3/h @0KPa;
Noise dB(A)	≤55dB(A)
Ambient temperature ºC	-5~40 ºC
Insulation Class	B
Cold insulation resistance (MΩ)	≥100MΩ
Voltage resistance	1500V/50Hz 1min (No breakdown)
Thermal protector	Automatic reset 135±5ºC
Capacitance (μF)	15μF±5% 45μF±5%
Net weight (Kg)	7.8Kg
Installation Dimensions (mm)	203.2×88.9mm(Install thread 4-M6)
External Dimensions (mm)	*244.5128177mm*

Typical application
Respirator (ventilator)	oxygenerator
Disinfectant sprayer	Blood analyzer
Clinical aspirator	Dialysis / hemodialysis
Dental vacuum drying oven	Air suspension system
Vending machines / coffee blenders and coffee machines	Massage chair
Chromatographic analyzer	Teaching instrument platform
On board access control system	Airborne oxygen generator

Why choose CZPT air compressor
1. It saves 10-30% energy than the air compressor produced by ordinary manufacturers.
2. It is widely used in medical oxygen generator and ventilator .
3. A large number of high-speed train and automobile application cases, supporting – 41 to 70 ºC, 0-6000 CZPT above sea level .
4. Medium and high-end quality, with more than 7000 hours of trouble free operation for conventional products and more than 15000 hours of trouble free operation for high-end products.
5. Simple operation, convenient maintenance and remote guidance.
6. Faster delivery time, generally completed within 25 days within 1000 PCs.

Machine Parts

Name: Motor
Brand: COMBESTAIR
Original: China
1.The coil adopts the fine pure copper enameled wire, and the rotor adopts the famous brand silicon steel sheet such as ZheJiang baosteel.
2.The customer can choose the insulation grade B or F motor according to What he wants.
3.The motor has a built-in thermal protector, which can select external heat sensor.
4.Voltage from AC100V ~120V, 200V ~240V, 50Hz / 60Hz, DC6V~200V optional ; AC motor can choose double voltage double frequency ; DC Motor can choose the control of the infinitely variable speed.

Machine Parts

Name: Bearing
Brand: ERB , CZPT , NSK
Original: China ect.
1.Standard products choose the special bearing ‘ERB’ in oil-free compressor, and the environment temperature tolerance from -50ºC to 180 ºC . Ensure no fault operation for 20,000 hours.
2.Customers can select TPI, NSK and other imported bearings according to the working condition.

Machine Parts

Name: Valve plates
Brand: SANDVIK
Original: Sweden
1.Custom the valve steel of Sweden SANDVIK; Good flexibility and long durability.
2.Thickness from 0.08mm to 1.2mm, suitable for maximum pressure from 0.8 MPa to 1.2 MPa.

Machine Parts

Name: Piston ring
Brand: COMBESTAIR-OEM , Saint-Gobain
Original: China , France
1.Using domestic famous brand–Polytetrafluoroethylene composite material; Wear-resistant high temperature; Ensure more than 10,000 hours of service life.
2.High-end products: you can choose the ST.gobain’s piston ring from the American import.

serial number	Code number	Name and specification	Quantity	Material	Note
1	212571109	Fan cover	2	Reinforced nylon 1571
2	212571106	Left fan	1	Reinforced nylon 1571
3	212571101	Left box	1	Die-cast aluminum alloy YL104
4	212571301	Connecting rod	2	Die-cast aluminum alloy YL104
5	212571304	Piston cup	2	PHB filled PTFE
6	212571302	Clamp	2	Die-cast aluminum alloy YL102
7	7050616	Screw of cross head	2	Carbon structural steel of cold heading	M6•16
8	212571501	Air cylinder	2	Thin wall pipe of aluninun alloy 6A02T4
9	17103	Seal ring of Cylinder	2	Silicone rubber
10	212571417	Sealing ring of cylinder cover	2	Silicone rubber
11	212571401	Cylinder head	2	Die-cast aluminum alloy YL102
12	7571525	Screw of inner hexagon Cylinder head	12		M5•25
13	17113	Sealing ring of connecting pipe	4	Silicong rubber
14	212571801	Connecting pipe	2	Aluminum and aluminum alloy connecting rod LY12
15	7100406	Screw of Cross head	4	1Cr13N19	M4•6
16	212571409	Limit block	2	Die-cast aluminum alloy YL102
17	000402.2	Air outlet valve	2	7Cr27 quenching steel belt of The Swedish sandvik
18	212571403	valve	2	Die-cast aluminum alloy YL102
19	212571404	Air inlet valve	2	7Cr27 quenching steel belt of The Swedish sandvik
20	212571406	Metal gasket	2	Stainless steel plate of heat and acidresistance
21	212571107	Right fan	1	Reinforced nylon 1571
22	212571201	Crank	2	Gray castiron H20-40
23	14040	Bearing 6006-2Z	2
24	70305	Tighten screw of inner hexagon flat end	2		M8•8
25	7571520	Screw of inner hexagon Cylinder head	2		M5•20
26	212571102	Right box	1	Die-cast aluminum alloy YL104
27	6P-4	Lead protective ring	1
28	7095712-211	Hexagon head bolt	2	Carbon structural steel of cold heading	M5•152
29	715710-211	Screw of Cross head	2	Carbon structural steel of cold heading	M5•120
30	16602	Light spring washer	4		ø5
31	212571600	Stator	1
32	70305	Lock nut of hexagon flange faces	2
33	212571700	Rotor	1
34	14032	Bearing 6203-2Z	2

FAQ

Q1: Are you factory or trade company?
A1: We are factory.

Q2: What the exactly address of your factory?
A2: Our factory is located in Linbei industrial area No.30 HangZhou City of ZHangZhoug Province, China

Q3: Warranty terms of your machine?
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.

Q5: How long will you take to arrange production?
A5: Generally, 1000 pcs can be delivered within 25 days

Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome

Q7:Can you accept non-standard customization?

A7:We have the ability to develop new products and can customize, develop and research according to your requirements

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Remote Guided Maintenance
Warranty:	2 Years
Principle:	Mixed-Flow Compressor

Samples:	US$ 60/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

Vacuum Pump

Disadvantages of using a vacuum pump

A vacuum pump is a device that pulls gas molecules out of a volume and leaves a partial vacuum. Its main function is to create a relative vacuum within a given volume. There are several types of vacuum pumps. Some of them are better suited for specific purposes than others. However, there are some disadvantages to using a vacuum pump.

Application of vacuum pump

Vacuum pumps are invaluable tools in many industrial and scientific processes. They are often used to move gas and other harmful substances and to clear clogged drains. They are also used to support mechanical equipment. For example, they can be mounted on the engine of a motor vehicle or the power hydraulic component of an aircraft. No matter how they are used, they should fit the application.
The principle of a vacuum pump is to draw gas from a sealed chamber to create a partial vacuum. Over the years, vacuum pump technology has evolved from its original beginnings to its current form. Today, there are many types of vacuum pumps, including rotary vane pumps, momentum transfer pumps, and regeneration pumps.
The semiconductor industry is a major user of vacuum pumps. Among other applications, these pumps are commonly used for mounting circuit boards, securing components, blowing and jetting, and pumping. The use of renewable resources has paved the way for widespread semiconductor production, where vacuum pumps are crucial. This manufacturing shift is expected to boost vacuum pump sales across Europe.

The most common types of vacuum pumps are positive displacement and rotary vane pumps. Positive displacement pumps are most effective for rough vacuum applications and are usually paired with momentum transfer pumps. These pumps are used in pharmaceutical, food and medical processes. They are also used in diesel engines, hydraulic brakes and sewage systems.
Positive displacement pumps are used to create low vacuum conditions and create a partial vacuum. These pumps create lower air pressure by enlarging the chamber and allowing gas to flow into the chamber. The air in the cavity is then vented to the atmosphere. Alternatively, momentum transfer pumps, also known as molecular pumps, use high-speed rotating blades to create dense fluids.
Vacuum Pump

Their drawbacks

Vacuum pumps are useful in industrial applications. However, they are not perfect and have some drawbacks. One of them is that their output is limited by the vacuum hose. Vacuum hoses are the bottleneck for vacuum pump performance and evacuation rates. The hose must be kept free of water and organic matter to ensure the highest possible vacuum.
Dry vacuum pumps do not have these problems. They may be more cost-effective but will increase maintenance costs. Water consumption is another disadvantage. When pond water is used, the pump puts additional pressure on the treatment facility. Additionally, contaminants from the gas can become trapped in the water, shortening the life of the pump.
Another disadvantage of vacuum pumps is their limited operating time at low vacuum. Therefore, they are only suitable for extremely high vacuum levels. Diaphragm pumps are another option for industrial applications. They have a sealed fluid chamber that allows a moderate vacuum. They also feature short strokes and a low compression ratio, making them quieter than their reciprocating counterparts.
Vacuum pumps are used in many industrial and scientific processes. They can be used to transport hazardous materials or clear clogged drains. They are also used in rear doors and dump tanks. Certain types of vacuum pumps can cause fluid blockages, which can be harmful. The vacuum pump should also be well suited to the fluid in it to avoid contamination.
Another disadvantage is the lack of proper vacuum system testing equipment. Mechanics often underestimate the importance of a properly functioning vacuum system. Most stores lack the equipment needed for proper troubleshooting. Typically, mechanics rely on the cockpit vacuum gauge to determine if the pump is working properly.
Some vacuum pumps are capable of providing constant vacuum. These pumps are also capable of eliminating odors and spills. However, these advantages are outweighed by some disadvantages of vacuum pumps.

China Best Sales OEM Customized Small Oil-Free Vacuum Pump AC Motor Negative Pressure Suction Pump 400W Pompe à Vide Sans Huile CE TUV Certification Ue vacuum pump electric
editor by Dream 2024-05-15

China wholesaler Small Electric Vacuum Air Suction Pump vacuum pump brakes

Product Description

Small Electric Vacuum Air Suction Pump

Item:rotary vane vacuum pump

Specification:
1.pressure:>280mmhg
2.vacuum degree<-2 China, HangZhou, ZHangZhoug, China.

ONEREEL is specialized in the design and manufacture Steel Spools, Plastic Spools, Cable roller, Yarn Bobbin, aluminum spool , Cable Reel Stand, Sheave Pulley, Cable Conveyor, Hydraulic Puller Tensioner, Gin Poles, Cable Pulling Winch, Safety Tools, Wire Grip, Plastic Parts, and Pump in the industry since 1991. All of our customer spool and wire carrier are engineered and manufactured in our 120,000 square foot state-of-the-art manufacturing plant located in HangZhou, ZHangZhoug.
ONEREEL is specialized in the manufacture of reels for cables and electric wires, iron axles, disc spool for steel cables and various delivery reels. With strong technological capabilities and full series of production equipment. All of our products go through the dynamic and static balance tests. We have passed the quality system certification ISO9001:2000 to ensure the product quality. Following the standards of GB4004-83, JB/T8997, DIN46395 and DIN46397 in productions.

Hot Product

Our Customer

Packaging & Transportation

Authoritative Certificate

FAQ

Q1: Can I get samples?
A: According to spool model and material, we will advise.
Q2: How long is the sample LEAD TIME?
A: For existing samples, it takes 2-3 days. If no stock, we will advise lead time.
Q3: Can you develop new products?
A: Yes, we have new products developing ability and we are good at developing new mold.
Q4: How much is the freight charge?
A: It depends on spool package volume, if small quantity, volume and urgent goods,
we may advise FEDEX or other couriers’ charge for your check.
If volume bigger and by seaway suitable, we provide FOB or CIF price to you.
Q5: What format of the file do you need if I want my own design?
A: We have our own mound workshop and can provide spool or other plastic product developing and injection service.
Q6: How about your service?
A: We have pre-sale service, in-sale service and after-sale service. As “Customer First” is the most important principle of company operation.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Forever
Warranty:	One Year
Oil or Not:	Oil Free
Structure:	No
Exhauster Method:	Positive Displacement Pump
Vacuum Degree:	Vacuum

Customization:	Available \|

vacuum pump

Can Vacuum Pumps Be Used for Vacuum Furnaces?

Yes, vacuum pumps can be used for vacuum furnaces. Here’s a detailed explanation:

Vacuum furnaces are specialized heating systems used in various industries for heat treatment processes that require controlled environments with low or no atmospheric pressure. Vacuum pumps play a crucial role in creating and maintaining the vacuum conditions necessary for the operation of vacuum furnaces.

Here are some key points regarding the use of vacuum pumps in vacuum furnaces:

1. Vacuum Creation: Vacuum pumps are used to evacuate the furnace chamber, creating a low-pressure or near-vacuum environment. This is essential for the heat treatment processes carried out in the furnace, as it helps eliminate oxygen and other reactive gases, preventing oxidation or unwanted chemical reactions with the heated materials.

2. Pressure Control: Vacuum pumps provide the means to control and maintain the desired pressure levels within the furnace chamber during the heat treatment process. Precise pressure control is necessary to achieve the desired metallurgical and material property changes during processes such as annealing, brazing, sintering, and hardening.

3. Contamination Prevention: By removing gases and impurities from the furnace chamber, vacuum pumps help prevent contamination of the heated materials. This is particularly important in applications where cleanliness and purity of the processed materials are critical, such as in the aerospace, automotive, and medical industries.

4. Rapid Cooling: Some vacuum furnace systems incorporate rapid cooling capabilities, known as quenching. Vacuum pumps assist in facilitating the rapid cooling process by removing the heat generated during quenching, ensuring efficient cooling and minimizing distortion or other unwanted effects on the treated materials.

5. Process Flexibility: Vacuum pumps provide flexibility in the type of heat treatment processes that can be performed in vacuum furnaces. Different heat treatment techniques, such as vacuum annealing, vacuum brazing, or vacuum carburizing, require specific pressure levels and atmospheric conditions that can be achieved and maintained with the use of vacuum pumps.

6. Vacuum Pump Types: Different types of vacuum pumps can be used in vacuum furnaces, depending on the specific requirements of the heat treatment process. Commonly used vacuum pump technologies include oil-sealed rotary vane pumps, dry screw pumps, diffusion pumps, and cryogenic pumps. The choice of vacuum pump depends on factors such as required vacuum level, pumping speed, reliability, and compatibility with the process gases.

7. Maintenance and Monitoring: Proper maintenance and monitoring of vacuum pumps are essential to ensure their optimal performance and reliability. Regular inspections, lubrication, and replacement of consumables (such as oil or filters) are necessary to maintain the efficiency and longevity of the vacuum pump system.

8. Safety Considerations: Operating vacuum furnaces with vacuum pumps requires adherence to safety protocols. This includes proper handling of potentially hazardous gases or chemicals used in the heat treatment processes, as well as following safety guidelines for operating and maintaining the vacuum pump system.

Overall, vacuum pumps are integral components of vacuum furnaces, enabling the creation and maintenance of the required vacuum conditions for precise and controlled heat treatment processes. They contribute to the quality, consistency, and efficiency of the heat treatment operations performed in vacuum furnaces across a wide range of industries.

vacuum pump

Can Vacuum Pumps Be Used for Leak Detection?

Yes, vacuum pumps can be used for leak detection purposes. Here’s a detailed explanation:

Leak detection is a critical task in various industries, including manufacturing, automotive, aerospace, and HVAC. It involves identifying and locating leaks in a system or component that may result in the loss of fluids, gases, or pressure. Vacuum pumps can play a significant role in leak detection processes by creating a low-pressure environment and facilitating the detection of leaks through various methods.

Here are some ways in which vacuum pumps can be used for leak detection:

1. Vacuum Decay Method: The vacuum decay method is a common technique used for leak detection. It involves creating a vacuum in a sealed system or component using a vacuum pump and monitoring the pressure change over time. If there is a leak present, the pressure will gradually increase due to the ingress of air or gas. By measuring the rate of pressure rise, the location and size of the leak can be estimated. Vacuum pumps are used to evacuate the system and establish the initial vacuum required for the test.

2. Bubble Testing: Bubble testing is a simple and visual method for detecting leaks. In this method, the component or system being tested is pressurized with a gas, and then immersed in a liquid, typically soapy water. If there is a leak, the gas escaping from the component will form bubbles in the liquid, indicating the presence and location of the leak. Vacuum pumps can be used to create a pressure differential that forces gas out of the leak, making it easier to detect the bubbles.

3. Helium Leak Detection: Helium leak detection is a highly sensitive method used to locate extremely small leaks. Helium, being a small atom, can easily penetrate small openings and leaks. In this method, the system or component is pressurized with helium gas, and a vacuum pump is used to evacuate the surrounding area. A helium leak detector is then used to sniff or scan the area for the presence of helium, indicating the location of the leak. Vacuum pumps are essential for creating the low-pressure environment required for this method and ensuring accurate detection.

4. Pressure Change Testing: Vacuum pumps can also be used in pressure change testing for leak detection. This method involves pressurizing a system or component and then isolating it from the pressure source. The pressure is monitored over time, and any significant pressure drop indicates the presence of a leak. Vacuum pumps can be used to evacuate the system after pressurization, returning it to atmospheric pressure for comparison or retesting.

5. Mass Spectrometer Leak Detection: Mass spectrometer leak detection is a highly sensitive and precise method used to identify and quantify leaks. It involves introducing a tracer gas, usually helium, into the system or component being tested. A vacuum pump is used to evacuate the surrounding area, and a mass spectrometer is employed to analyze the gas samples for the presence of the tracer gas. This method allows for accurate detection and quantification of leaks down to very low levels. Vacuum pumps are crucial for creating the necessary vacuum conditions and ensuring reliable results.

In summary, vacuum pumps can be effectively used for leak detection purposes. They facilitate various leak detection methods such as vacuum decay, bubble testing, helium leak detection, pressure change testing, and mass spectrometer leak detection. Vacuum pumps create the required low-pressure environment, assist in evacuating the system or component being tested, and enable accurate and reliable leak detection. The choice of vacuum pump depends on the specific requirements of the leak detection method and the sensitivity needed for the application.

vacuum pump

Can Vacuum Pumps Be Used in Laboratories?

Yes, vacuum pumps are extensively used in laboratories for a wide range of applications. Here’s a detailed explanation:

Vacuum pumps are essential tools in laboratory settings as they enable scientists and researchers to create and control vacuum or low-pressure environments. These controlled conditions are crucial for various scientific processes and experiments. Here are some key reasons why vacuum pumps are used in laboratories:

1. Evaporation and Distillation: Vacuum pumps are frequently used in laboratory evaporation and distillation processes. By creating a vacuum, they lower the boiling point of liquids, allowing for gentler and more controlled evaporation. This is particularly useful for heat-sensitive substances or when precise control over the evaporation process is required.

2. Filtration: Vacuum filtration is a common technique in laboratories for separating solids from liquids or gases. Vacuum pumps create suction, which helps draw the liquid or gas through the filter, leaving the solid particles behind. This method is widely used in processes such as sample preparation, microbiology, and analytical chemistry.

3. Freeze Drying: Vacuum pumps play a crucial role in freeze drying or lyophilization processes. Freeze drying involves removing moisture from a substance while it is in a frozen state, preserving its structure and properties. Vacuum pumps facilitate the sublimation of frozen water directly into vapor, resulting in the removal of moisture under low-pressure conditions.

4. Vacuum Ovens and Chambers: Vacuum pumps are used in conjunction with vacuum ovens and chambers to create controlled low-pressure environments for various applications. Vacuum ovens are used for drying heat-sensitive materials, removing solvents, or conducting reactions under reduced pressure. Vacuum chambers are utilized for testing components under simulated space or high-altitude conditions, degassing materials, or studying vacuum-related phenomena.

5. Analytical Instruments: Many laboratory analytical instruments rely on vacuum pumps to function properly. For example, mass spectrometers, electron microscopes, surface analysis equipment, and other analytical instruments often require vacuum conditions to maintain sample integrity and achieve accurate results.

6. Chemistry and Material Science: Vacuum pumps are employed in numerous chemical and material science experiments. They are used for degassing samples, creating controlled atmospheres, conducting reactions under reduced pressure, or studying gas-phase reactions. Vacuum pumps are also used in thin film deposition techniques like physical vapor deposition (PVD) and chemical vapor deposition (CVD).

7. Vacuum Systems for Experiments: In scientific research, vacuum systems are often designed and constructed for specific experiments or applications. These systems can include multiple vacuum pumps, valves, and chambers to create specialized vacuum environments tailored to the requirements of the experiment.

Overall, vacuum pumps are versatile tools that find extensive use in laboratories across various scientific disciplines. They enable researchers to control and manipulate vacuum or low-pressure conditions, facilitating a wide range of processes, experiments, and analyses. The choice of vacuum pump depends on factors such as required vacuum level, flow rate, chemical compatibility, and specific application needs.

China wholesaler Small Electric Vacuum Air Suction Pump vacuum pump brakes
editor by Dream 2024-05-15

China Standard Lab Electric Suction Mini Diaphragm Pump 30 L/Min Laboratory Vacuum Pump Diaphragm with high quality

Product Description

Product Parameters

Model	GM-0.33A	GM-0.5A	GM-0.5B	GM-1.0A	GM-2	GM-0.5F
Pumping Speed(L/Min)	20	30	30	60	120	30
Ultimate Pressure Vacuum	≥0.08Mpa,200mbar	≥0.08Mpa,200mbar;positive pressure:≥30Psi	≥0.095Mpa,50mbar	≥0.08Mpa,200mbar;positive pressure:≥30Psi	≥0.08Mpa,200mbar	≥0.099Mpa,10mbar
Power(W)	160	160	160	160	300	160
Air Inlet(mm)	φ6	φ6	φ6	φ6	φ9	φ6
Air Outlet(mm)	Built-in silencing cotton	φ6	Silencer	φ6	φ9	φ6
Pump Head Quantity	1	1	2	2	2	2
Size(LWHmm)	270130210	230180265	350130220	310200210	390150250	370144275
Working Temperature(ºC)	7-40	7-40	7-40	7-40	7-40	7-40
Pump Temperature(ºC)	<55	<55	<55	<55	<55	<55
Weight(kg)	7	7.5	10	10	20	13.5
Diaphragm	NBR	NBR	NBR	NBR	NBR	NBR
Valves	NBR	NBR	NBR	NBR	NBR	NBR
Noise Level (DB)	<60	<60	<60	<60	<60	<60
Power Supply	220V,50HZ	220V,50HZ	220V,50HZ	220V,50HZ	220V,50HZ	220V,50HZ

Product Description

“BOTH” GM Series New Diaphragm Vacuum Pump , the parts which contact with the gas are PTFE material , it’s suitable for the corrosive chemical , pharmaceutical , petrochemical gases etc . It’s used for vacuum filtration , reduced pressure distillation , rotary evaporation , vacuum concentration , centrifugal concentration , CHINAMFG phase extraction etc . It’s a very high cost performance product with quality reliability , unique structural design to meet the various needs of the laboratory.

Company Profile

Packaging & Shipping

FAQ

Q1. What is your products range?
• Industry water chiller, recirculating cooling chiller, rotary evaporator, alcohol recovery equipment, short path distillation kit, glass molecular distillation equipment, falling film evaporator, jacketed glass reactor and other lab equipment.

Q2. Are you trading company or manufacturer?
• We are professional manufacture of lab equipment and we have our own factory.

Q3. Do you provide samples? Is it free?

• Yes, we could offer the sample. Considering the high value of our products, the sample is not free, but we will give you our best price including shipping cost.

Q4. Do you have warranty?
• Yes, we offer 1 year warranty for the spare part.

Q5. How long is your delivery time?
• Generally it is within 7 working days after receiving the payment if the goods are in stock. Or it is 15 working days if thegoods are not in stock, depending on order quantity.

Q6. What is your terms of payment?
• Payment≤15,000USD, 100% in advance. Payment≥15,000USD, 70% T/T in advance, balance before shipment.
(If you are concerned about payment security for the first order, we advise you can place Trade Assurance Order via Alibaba. you will get 100% payment refund if we can’t meet agreed delivery time.)

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Online Service Support
Warranty:	1 Year
Oil or Not:	Oil Free

Customization:	Available \|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

diaphragm vane pump

Can diaphragm vacuum pumps be used in vacuum ovens and freeze-drying processes?

Yes, diaphragm vacuum pumps can be used in both vacuum ovens and freeze-drying processes. Here’s a detailed explanation:

Vacuum Ovens: Vacuum ovens are commonly used in various industries and scientific applications for drying, curing, or processing materials under low-pressure conditions. Diaphragm vacuum pumps are well-suited for vacuum oven applications due to their ability to generate and maintain the required vacuum levels. The diaphragm pump’s design, which does not require oil lubrication, makes it ideal for applications where contamination from oil vapors is a concern. The pumps can efficiently remove air and other gases from the oven chamber, creating a controlled low-pressure environment for the drying or curing process.

When selecting a diaphragm vacuum pump for a vacuum oven, several factors should be considered:

– Vacuum Level: The diaphragm pump should be capable of achieving the desired vacuum level required for the specific application. Different diaphragm pump models may have different maximum achievable vacuum levels, so it’s important to choose a pump that meets the oven’s vacuum requirements.

– Flow Rate: The flow rate of the diaphragm pump should be sufficient to maintain the desired vacuum level within the oven chamber. The pump’s flow rate should be able to handle any gas released during the drying or curing process and compensate for any minor leaks in the system.

– Chemical Compatibility: It’s essential to consider the chemical compatibility of the diaphragm pump’s materials with the substances being processed in the vacuum oven. Some diaphragm pumps are designed with chemically resistant materials, allowing them to handle corrosive or reactive gases without degradation or contamination.

Freeze-Drying Processes: Freeze-drying, also known as lyophilization, is a process used to remove moisture from products while preserving their structure and integrity. Diaphragm vacuum pumps can be employed in freeze-drying systems to create the necessary low-pressure environment for sublimation, where ice is directly converted from solid to vapor without passing through a liquid phase.

In freeze-drying processes, diaphragm vacuum pumps play a crucial role in two main stages:

– Freezing Stage: The diaphragm pump can be used to evacuate the moisture or solvent vapors released during the freezing step of the freeze-drying process. By removing these vapors, the pump helps maintain a controlled environment during freezing and prevents ice buildup on the product.

– Drying Stage: Once the product is frozen, the diaphragm vacuum pump is utilized to create a vacuum within the freeze-drying chamber. This vacuum environment allows the frozen moisture to sublime, transforming it directly from ice to vapor. The diaphragm pump continuously removes the vapor, aiding in the drying process and facilitating efficient moisture removal from the product.

Similar to vacuum oven applications, when choosing a diaphragm vacuum pump for freeze-drying processes, factors such as vacuum level capability, flow rate, and chemical compatibility should be considered. Additionally, the pump should be able to handle the potential condensable vapors generated during the sublimation process.

In summary, diaphragm vacuum pumps are suitable for use in vacuum ovens and freeze-drying processes. They can effectively create and maintain the required low-pressure environments for drying, curing, and sublimation. When selecting a diaphragm pump for these applications, factors such as vacuum level, flow rate, chemical compatibility, and the presence of condensable vapors should be taken into account to ensure optimal performance and successful operation.

diaphragm vane pump

How do diaphragm vacuum pumps handle condensable vapors and liquids?

Diaphragm vacuum pumps have certain mechanisms in place to handle condensable vapors and liquids encountered during operation. Here’s a detailed explanation:

When diaphragm vacuum pumps encounter condensable vapors or liquids, the following methods are typically employed to handle them:

– Condensate Traps: Diaphragm vacuum pumps often incorporate condensate traps in their design. These traps are positioned in the vacuum line and are specifically designed to capture and collect condensable vapors and liquids. The traps typically consist of a cooled surface or a series of baffles that cause the condensable substances to condense and collect in a separate reservoir, preventing them from entering the pump.

– Chemical Resistance: Diaphragm pumps are often constructed using materials that are resistant to the corrosive effects of condensable vapors and liquids. Materials such as PTFE (polytetrafluoroethylene) or other chemically resistant polymers are commonly used in the construction of diaphragm pumps to ensure compatibility with various liquids and vapors encountered in different applications.

– Separation and Filtration: In some cases, diaphragm vacuum pumps may incorporate separation and filtration mechanisms to handle condensable substances. These mechanisms can include filters or coalescing elements that help to separate the liquid or vapor from the gas stream, allowing the gas to be pumped while preventing the liquid or vapor from entering the pump.

It’s important to note that while diaphragm vacuum pumps can handle condensable vapors and liquids to a certain extent, there are limitations. If the amount of condensable substances is excessive or if the pump is not specifically designed to handle certain types of condensates, it may lead to pump performance issues or damage. In such cases, it may be necessary to implement additional vapor traps, cold traps, or other specialized equipment to effectively manage the condensable substances.

In summary, diaphragm vacuum pumps handle condensable vapors and liquids through the use of condensate traps, chemical-resistant materials, and separation/filtration mechanisms. These features help prevent the condensable substances from entering the pump and ensure reliable and efficient operation.

diaphragm vane pump

What are the typical applications of diaphragm vacuum pumps in laboratories and industries?

Diaphragm vacuum pumps find widespread use in laboratories and various industries due to their versatile capabilities. Here’s a detailed explanation of the typical applications of diaphragm vacuum pumps in laboratories and industries:

In Laboratories:

– Laboratory Research and Analysis: Diaphragm vacuum pumps are extensively used in laboratories for various research and analytical applications. They provide vacuum conditions necessary for techniques such as filtration, degassing, rotary evaporation, centrifugation, and vacuum ovens. Diaphragm pumps are also used in analytical instruments like gas chromatographs, mass spectrometers, and vacuum-based sample preparation systems.

– Medical and Healthcare: Diaphragm pumps are employed in medical and healthcare settings for applications such as vacuum filtration in microbiology, vacuum aspiration in clinical laboratories, vacuum sealing of sterilized containers, and vacuum drying in medical device manufacturing. They are also used in dental clinics for suction and aspiration procedures.

– Environmental Monitoring and Analysis: Diaphragm vacuum pumps play a crucial role in environmental monitoring and analysis. They are used for air sampling, gas collection, and monitoring of pollutants in ambient air or emission sources. Diaphragm pumps are utilized in environmental testing laboratories for sample preparation and analysis, such as water and soil testing.

In Industries:

– Vacuum Filtration: Diaphragm vacuum pumps are commonly used in industries for filtration processes. They create a vacuum to draw liquids through a filter medium, separating solids from the liquid. This technique is widely employed in industries such as pharmaceuticals, biotechnology, food and beverage, and chemical processing.

– Vacuum Drying and Degassing: Diaphragm pumps facilitate vacuum drying and degassing processes in industries. They help remove moisture or volatile substances from materials or products under vacuum conditions. This is crucial in industries like electronics manufacturing, automotive, aerospace, and materials science.

– Automotive and Manufacturing Processes: Diaphragm vacuum pumps find applications in automotive and manufacturing processes. They are used for vacuum-assisted molding, vacuum lifting and handling of objects, vacuum packaging, and vacuum-based testing or leak detection in components and systems.

– Semiconductor and Electronics Manufacturing: Diaphragm pumps are extensively utilized in the semiconductor and electronics industry. They provide vacuum conditions for processes such as wafer handling, thin film deposition, etching, and packaging. Diaphragm pumps are preferred due to their oil-free operation, which prevents contamination of sensitive electronic components.

These are some of the typical applications of diaphragm vacuum pumps in laboratories and industries. The versatility, oil-free operation, chemical resistance, and compact design of diaphragm pumps make them suitable for a wide range of applications, contributing to their popularity across various sectors.

China Standard Lab Electric Suction Mini Diaphragm Pump 30 L/Min Laboratory Vacuum Pump Diaphragm with high quality
editor by Dream 2024-05-09

China Good quality Air Suction Vacuum Suction Water Circulating Liquid Ring Vacuum Pump with high quality

Product Description

2SK Series Double Stage Liquid(Water) Ring Vacuum Pump

Overview
2SK water ring vacuum pump is a kind of rough vacuum pump, which can obtain 2~4kPa ultimate pressure. Pumps of this series possess compact structures, and are reliable to use, convenient to install and disassemble, and easy to maintain.
As the gas compression process of the water ring pump is under isothermal condition, the flammable and explosive gases can be exhausted, as well as gases containing dust and water; Therefore the application of the water ring pump is growing.

Applications
It is mainly used for pumping air and other gases which have certain corrosively and a small amount of dust, which are not soluble in water, and widely used in many technical processes in the petroleum, chemical, machinery, mining, light industry, paper-making, power, metallurgy, medicine, food and other industries and municipal and agricultural sectors, such as vacuum filtration, vacuum feeding, vacuum degassing, vacuum evaporation, vacuum concentration, vacuum resurgence, etc.

Product Parameters

Model	Capacity (m3/min)	Ultimate Pressure (Pa)	Power (Kw)	Speed (Rpm)	Flow of Supplying Water (L/min)	Diameter (mm)	Weight (kg)
2SK-1.5	1.5	3.3×10³	4	1440	10~15	Φ40	200
2SK-3	3	3.3×10³	7.5	1440	15~20	Φ40	295
2SK-6	6	3.3×10³	15	1460	25~35	Φ50	480
2SK-12	12	3.3×10³	22	970	40~50	Φ100	1000
2SK-20	20	3.3×10³	37	740	60~80	Φ125	2100
2SK-30	30	3.3×10³	55	740	70~90	Φ125	2500

Detailed Photos

Packaging & Shipping

Packing Details : One pump in One plywood case
Delivery Details : 30 days after order confirmation

Standard package without original wood, no fumigation needed.

Company Profile

ZheZheJiang oto Pump Industrial Co., Ltd. is a professional pump manufacturer integrating R&D, manufacturing, sales and service as a whole, which has been certified by ISO9001 international quality management system.

Located in Xihu (West Lake) Dis.a Industrial Park, ZheJiang , CZPT Pump Industrial possesses 2 manufacturing bases in ZheJiang and ZHangZhoug. Since our inception, CZPT Pump Industrial has been committed to the innovation and development of various pumps. Our leading products include self-priming trash pump, centrifugal pump, submersible pump, diaphragm pump, vacuum pump, diesel pump, fire pump, etc.

FAQ

Q: Can I chat with you online? What is your company official website?
A: Yes. Our company official website is .

Q: What type of company CZPT is?
A: CZPT is a manufacture and trading company, has factories in ZheJiang and ZHangZhoug, with export and import license.

Q: What kinds of pumps do you supply?
A: Our products including self-priming trash pump, centrifugal pump, diaphragm pump, submersible pump, chemical pump, oil pump, diesel pump, fire fighting pump, etc.

Q: What is your payment terms?
A: Alibaba Trade Assurance, Western Union, Paypal, T/T, L/C, etc.

Q: Can you provide OEM, ODM service?
A: Yes. We have factories in ZheJiang and ZHangZhoug, we can make products according to your requirements.

Q: Why should we buy from you?
A: We are committed to provide best quality products at minimum delivery time and competitive price. We believe this is what customer wants. We are satified until customers are.

Q: What is your warranty period?
A: We provide 1 year of unconditional warranty on our products for the manufacturing defects.

Q: What about delivery time?
A: Normally our production time is within 2 weeks. Please confirm before order.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	1 Year
Warranty:	1 Year
Oil or Not:	Oil Free
Structure:	Jet Flow Vacuum Pump
Exhauster Method:	Positive Displacement Pump
Vacuum Degree:	Low Vacuum

Samples:	US$ 700/Piece 1 Piece(Min.Order) \|

Customization:	Available \|

vacuum pump

What Is the Vacuum Level and How Is It Measured in Vacuum Pumps?

The vacuum level refers to the degree of pressure below atmospheric pressure in a vacuum system. It indicates the level of “emptiness” or the absence of gas molecules in the system. Here’s a detailed explanation of vacuum level measurement in vacuum pumps:

Vacuum level is typically measured using pressure units that represent the difference between the pressure in the vacuum system and atmospheric pressure. The most common unit of measurement for vacuum level is the Pascal (Pa), which is the SI unit. Other commonly used units include Torr, millibar (mbar), and inches of mercury (inHg).

Vacuum pumps are equipped with pressure sensors or gauges that measure the pressure within the vacuum system. These gauges are specifically designed to measure the low pressures encountered in vacuum applications. There are several types of pressure gauges used for measuring vacuum levels:

1. Pirani Gauge: Pirani gauges operate based on the thermal conductivity of gases. They consist of a heated element exposed to the vacuum environment. As gas molecules collide with the heated element, they transfer heat away, causing a change in temperature. By measuring the change in temperature, the pressure can be inferred, allowing the determination of the vacuum level.

2. Thermocouple Gauge: Thermocouple gauges utilize the thermal conductivity of gases similar to Pirani gauges. They consist of two dissimilar metal wires joined together, forming a thermocouple. As gas molecules collide with the thermocouple, they cause a temperature difference between the wires, generating a voltage. The voltage is proportional to the pressure and can be calibrated to provide a reading of the vacuum level.

3. Capacitance Manometer: Capacitance manometers measure pressure by detecting the change in capacitance between two electrodes caused by the deflection of a flexible diaphragm. As the pressure in the vacuum system changes, the diaphragm moves, altering the capacitance and providing a measurement of the vacuum level.

4. Ionization Gauge: Ionization gauges operate by ionizing gas molecules in the vacuum system and measuring the resulting electrical current. The ion current is proportional to the pressure, allowing the determination of the vacuum level. There are different types of ionization gauges, such as hot cathode, cold cathode, and Bayard-Alpert gauges.

5. Baratron Gauge: Baratron gauges utilize the principle of capacitance manometry but with a different design. They consist of a pressure-sensing diaphragm separated by a small gap from a reference electrode. The pressure difference between the vacuum system and the reference electrode causes the diaphragm to deflect, changing the capacitance and providing a measurement of the vacuum level.

It’s important to note that different types of vacuum pumps may have different pressure ranges and may require specific pressure gauges suitable for their operating conditions. Additionally, vacuum pumps are often equipped with multiple gauges to provide information about the pressure at different stages of the pumping process or in different parts of the system.

In summary, vacuum level refers to the pressure below atmospheric pressure in a vacuum system. It is measured using pressure gauges specifically designed for low-pressure environments. Common types of pressure gauges used in vacuum pumps include Pirani gauges, thermocouple gauges, capacitance manometers, ionization gauges, and Baratron gauges.

\ vacuum pump

How Do Vacuum Pumps Assist in Freeze-Drying Processes?

Freeze-drying, also known as lyophilization, is a dehydration technique used in various industries, including pharmaceutical manufacturing. Vacuum pumps play a crucial role in facilitating freeze-drying processes. Here’s a detailed explanation:

During freeze-drying, vacuum pumps assist in the removal of water or solvents from pharmaceutical products while preserving their structure and integrity. The freeze-drying process involves three main stages: freezing, primary drying (sublimation), and secondary drying (desorption).

1. Freezing: In the first stage, the pharmaceutical product is frozen to a solid state. Freezing is typically achieved by lowering the temperature of the product below its freezing point. The frozen product is then placed in a vacuum chamber.

2. Primary Drying (Sublimation): Once the product is frozen, the vacuum pump creates a low-pressure environment within the chamber. By reducing the pressure, the boiling point of water or solvents present in the frozen product is lowered, allowing them to transition directly from the solid phase to the vapor phase through a process called sublimation. Sublimation bypasses the liquid phase, preventing potential damage to the product’s structure.

The vacuum pump maintains a low-pressure environment by continuously removing the water vapor or solvent vapor generated during sublimation. The vapor is drawn out of the chamber, leaving behind the freeze-dried product. This process preserves the product’s original form, texture, and biological activity.

3. Secondary Drying (Desorption): After the majority of the water or solvents have been removed through sublimation, the freeze-dried product may still contain residual moisture or solvents. In the secondary drying stage, the vacuum pump continues to apply vacuum to the chamber, but at a higher temperature. The purpose of this stage is to remove the remaining moisture or solvents through evaporation.

The vacuum pump maintains the low-pressure environment, allowing the residual moisture or solvents to evaporate at a lower temperature than under atmospheric pressure. This prevents potential thermal degradation of the product. Secondary drying further enhances the stability and shelf life of the freeze-dried pharmaceutical product.

By creating and maintaining a low-pressure environment, vacuum pumps enable efficient and controlled sublimation and desorption during the freeze-drying process. They facilitate the removal of water or solvents while minimizing the potential damage to the product’s structure and preserving its quality. Vacuum pumps also contribute to the overall speed and efficiency of the freeze-drying process by continuously removing the vapor generated during sublimation and evaporation. The precise control provided by vacuum pumps ensures the production of stable and high-quality freeze-dried pharmaceutical products.

vacuum pump

How Do You Choose the Right Size Vacuum Pump for a Specific Application?

Choosing the right size vacuum pump for a specific application involves considering several factors to ensure optimal performance and efficiency. Here’s a detailed explanation:

1. Required Vacuum Level: The first consideration is the desired vacuum level for your application. Different applications have varying vacuum level requirements, ranging from low vacuum to high vacuum or even ultra-high vacuum. Determine the specific vacuum level needed, such as microns of mercury (mmHg) or pascals (Pa), and choose a vacuum pump capable of achieving and maintaining that level.

2. Pumping Speed: The pumping speed, also known as the displacement or flow rate, is the volume of gas a vacuum pump can remove from a system per unit of time. It is typically expressed in liters per second (L/s) or cubic feet per minute (CFM). Consider the required pumping speed for your application, which depends on factors such as the volume of the system, the gas load, and the desired evacuation time.

3. Gas Load and Composition: The type and composition of the gas or vapor being pumped play a significant role in selecting the right vacuum pump. Different pumps have varying capabilities and compatibilities with specific gases. Some pumps may be suitable for pumping only non-reactive gases, while others can handle corrosive gases or vapors. Consider the gas load and its potential impact on the pump’s performance and materials of construction.

4. Backing Pump Requirements: In some applications, a vacuum pump may require a backing pump to reach and maintain the desired vacuum level. A backing pump provides a rough vacuum, which is then further processed by the primary vacuum pump. Consider whether your application requires a backing pump and ensure compatibility and proper sizing between the primary pump and the backing pump.

5. System Leakage: Evaluate the potential leakage in your system. If your system has significant leakage, you may need a vacuum pump with a higher pumping speed to compensate for the continuous influx of gas. Additionally, consider the impact of leakage on the required vacuum level and the pump’s ability to maintain it.

6. Power Requirements and Operating Cost: Consider the power requirements of the vacuum pump and ensure that your facility can provide the necessary electrical supply. Additionally, assess the operating cost, including energy consumption and maintenance requirements, to choose a pump that aligns with your budget and operational considerations.

7. Size and Space Constraints: Take into account the physical size of the vacuum pump and whether it can fit within the available space in your facility. Consider factors such as pump dimensions, weight, and the need for any additional accessories or support equipment.

8. Manufacturer’s Recommendations and Expert Advice: Consult the manufacturer’s specifications, guidelines, and recommendations for selecting the right pump for your specific application. Additionally, seek expert advice from vacuum pump specialists or engineers who can provide insights based on their experience and knowledge.

By considering these factors and evaluating the specific requirements of your application, you can select the right size vacuum pump that meets the desired vacuum level, pumping speed, gas compatibility, and other essential criteria. Choosing the appropriate vacuum pump ensures efficient operation, optimal performance, and longevity for your application.

China Good quality Air Suction Vacuum Suction Water Circulating Liquid Ring Vacuum Pump with high quality
editor by Dream 2024-05-06

China supplier Long Life Span Low Noise Suction Pump, Diaphragm Pump, Air Vacuum Pump (TM30A-D) vacuum pump connector

Product Description

Long Life Span Low Noise Suction Pump, Diaphragm Pump, Air Vacuum Pump (TM30A-D)

♦ 16000M2 modern factory with its own physical property rights, ESD anti-static control dust free workshop,

100+ sets of professional imported equipment
♦  4 major professional and precision laboratories that meet the CNAS national laboratory accreditation standards
♦  More than 50 patents in the micro water pump industry, strong research and development strength, and master advanced industry technology
♦  Complete certification, passed CE, ROHS, REACH, WRAS, Food Grade and other certification

Remarks:
– We are high-end Micro DC pumps manufacturer. Can provide customized services
– If you are interested in our products, pls feel free to contact us

Our Micro Diaphragm Pumps are available with a choice of 4 different drive motors.

A- Premium duty brush DC motor
lifetime 3,000hours,longer endurance lifetime than other normal DC membrane pump

B- Economical brush DC motor
lifetime:1,500hours

C- Coreless Brushless DC Motor
A brushless electronically commutated dc motor (electronics integrated in motor), the motor runs vibration and spark free, almost silently, is very dynamic and extremely durable, ideal life-time 15000 hours

D- Coreless Brushless DC motor with outer controller
With all advantages of coreless brushless DC motor, ideal life-time 15000 hours, and outer controller can realize more control functions of PWM or 0 -5V speed adjustment, brake, ~ instant starting work

H- Brushless DC Motor
Long lifetime 10000hour

Product Specification

Model	TM30A-A	TM30A-B	TM30A-C	TM30A-D
Motor type	A–high performance Brush motor	B–Brush motor	C–Brushless motor	D–Brushless motor
Pump Assembly Rated Life	3000hour	1000hour	15000hour	15000hour
Gas flow	6L/min	4.5L/min	4.5L/min	4L/min
Rated Voltage	12V	6/12/24v	6/12/24v	6/12/24v
No-load Current	0.24A	0.4/0.24/0.15A
Media	Most gas
Max Pressure	120kpa
Max Vacuum	-70kpa
Ambient Temperature	41 to 158 F(5 to 70C)
Pump size	75.530.454.6mm	7531.257.5mm	7931.257.5mm	7931.257.5mm
Weight	200g	150g	250g	250g
Inlet&Outlet	OD 4.8mm/ID 2.6mm,hose suggestion:ID 4.0mm
Materials	pump head Nylon, membrane EPDM , valve EPDM	pump head Nylon, membrane EPDM / PTFE, valve EPDM / FPM	pump head Nylon, membrane EPDM / PTFE, valve EPDM / FPM	pump head Nylon, membrane EPDM / PTFE, valve EPDM / FPM
Wetted material options	1.Optional membrane materials: CHINAMFG for normal air PTFE for corrosive air,like acid, alkali air, CHINAMFG etc. 2.Optional valve materials: CHINAMFG for normal air FPM for corrosive air, like acid, alkali, ozone,etc.

Get more Technical data, Please Send message

CHINAMFG Diaphragm series gas pumps are the perfect combination of form and function. The use of a special diaphragm allows the pump to transfer both air and liquid efficiently. The compact lightweight unit offers optimum sizing for analytical equipment.

ADVANTAGES

♦  High pneumatic performance
♦ Compact size/high power density
♦  Uncontaminated flow – no contamination of the media due to oil-free operation
♦  Maintenance-free
♦  Long product life
♦  Low sound level
♦  Low power consumption
♦  Can operate in any orientation
♦  Suction

The versatility of CHINAMFG pumps allows a wide field of applications to be covered. Over many years our pumps have proved themselves in the following areas:
1.Industrial pressure and vacuum applications
2.Portable Analytical Instruments
3.Medical Equipment
4.Air Quality Sampling Monitors
5.Respiration Monitors

Performance Curve

More About Products

TOPS INDUSTRY AND TECHNOLOGY CO., LIMITED started in 2005, is the world’s leading supplier of micro pump solutions, and won the “National Hightech Enterprise”. The company is mainly engaged in the research and development and manufacture of miniature brushless DC pumps,miniature diaphragm pumps and gear pump.80% of the products are exported to high-end markets in Europe and America, and are mainly used in New energy, Home applicances,Industrial,Medical,Automotive, other circulation systems, etc. The company has always been known for its high quality and high batch consistency, and has established CHINAMFG and good cooperative relations with many world-renowned brands, such as: Tesla, Whirlpool, Flextronics, Kohler, GE, Roca, KTM, Geberit, etc.

Get more Technical data, Please Send message

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification:	RoHS, CE
Power:	Electric
Valve Body Type:	Pump Head Nylon, Membrane EPDM / PTFE, Valve EPDM
Function:	Electronic Type, Air Quality Sampling Monitors Respiration Monitors
Motor:	DC Brush, Brushless, Coreless Brushless
Lifetime:	15000hour, 10000hour, 5000hour 3000hour

Customization:	Available \|

diaphragm vane pump

What safety features are typically integrated into diaphragm vacuum pump systems?

Diaphragm vacuum pump systems typically incorporate various safety features to ensure safe operation and protect both the users and the equipment. Here’s a detailed explanation:

1. Overpressure Protection: Diaphragm vacuum pump systems often include overpressure protection mechanisms to prevent excessive pressure buildup. These mechanisms can be in the form of pressure relief valves or pressure sensors that automatically shut off the pump or release excess pressure if it exceeds the predefined limits. Overpressure protection safeguards the system from potential damage and reduces the risk of accidents or equipment failure.

2. Thermal Protection: Thermal protection features are designed to prevent the pump from overheating. Diaphragm pumps can generate heat during operation, especially in continuous or intensive use. Thermal protection mechanisms, such as thermal switches or temperature sensors, monitor the pump’s temperature and automatically shut it down or activate cooling systems if the temperature exceeds safe limits. This helps prevent damage to the pump and reduces the risk of fire or other safety hazards.

3. Leak Detection: Diaphragm vacuum pump systems may incorporate leak detection mechanisms to alert users in case of any air or gas leakage. These mechanisms can include pressure sensors or flow sensors that monitor the system’s integrity. If a leak is detected, visual or audible alarms may be triggered, indicating the need for immediate attention and repair to maintain the system’s efficiency and prevent the release of potentially harmful substances into the environment.

4. Electrical Safety: Diaphragm pump systems have electrical safety features to protect against electrical hazards. This includes measures such as ground fault circuit interrupters (GFCI) or residual current devices (RCD) that detect and interrupt electrical faults, preventing electric shocks or short circuits. Proper grounding and insulation of electrical components are also important safety considerations in diaphragm pump systems.

5. Emergency Stop: Many diaphragm pump systems are equipped with an emergency stop button or switch that allows users to quickly shut down the pump in case of an emergency or hazardous situation. The emergency stop feature provides a convenient and immediate means to halt pump operation, ensuring the safety of the users and preventing further risks or damages.

6. System Monitoring and Alarms: Advanced diaphragm pump systems may incorporate monitoring features that continuously assess the system’s performance and provide real-time feedback. This can include monitoring parameters such as vacuum levels, temperature, pressure, or flow rates. Alarms or visual indicators are often integrated to alert users in case of deviations from normal operating conditions, enabling prompt corrective actions and preventing potential safety issues.

It’s important to note that the specific safety features integrated into diaphragm vacuum pump systems may vary depending on the manufacturer, model, and intended application. Users should carefully review the product documentation and follow the manufacturer’s instructions regarding safety precautions, installation requirements, and maintenance procedures to ensure safe and proper use of the equipment.

In summary, diaphragm vacuum pump systems typically incorporate safety features such as overpressure protection, thermal protection, leak detection, electrical safety measures, emergency stop functionalities, and system monitoring with alarms. These safety features aim to protect users, prevent equipment damage, and ensure the safe and reliable operation of the diaphragm pump system.

diaphragm vane pump

Are there variations in diaphragm vacuum pump designs, and how do they affect performance?

Yes, there are variations in diaphragm vacuum pump designs, and these variations can affect the performance of the pumps. Here’s a detailed explanation:

Diaphragm vacuum pumps are available in different designs and configurations to meet specific application requirements. The design variations can impact several aspects of the pump’s performance, including:

– Pump Construction: Diaphragm vacuum pumps can have single or multiple diaphragms. Single diaphragm pumps typically offer a compact and lightweight design, making them suitable for portable applications. Multiple diaphragm pumps, on the other hand, provide higher flow rates and enhanced performance for applications that require greater pumping capacity.

– Materials of Construction: Diaphragm pumps can be constructed using various materials, including metals, plastics, and elastomers. The choice of materials affects the pump’s chemical compatibility, resistance to corrosion or abrasion, and overall durability. Selecting the appropriate materials is crucial to ensure reliable pump performance in specific operating conditions.

– Valve Design: The valves in diaphragm vacuum pumps play a critical role in controlling the direction of air flow and maintaining efficient pumping. Variations in valve design, such as the type of valves used (e.g., flapper valves, reed valves) and their configuration, can impact the pump’s suction capacity, vacuum level, and overall efficiency.

– Sealing Mechanisms: Diaphragm pumps employ various sealing mechanisms to ensure airtight operation and prevent air leakage. The sealing mechanisms can differ in terms of design, materials used, and effectiveness. Well-designed sealing mechanisms are necessary to maintain a consistent vacuum level and prevent loss of suction during operation.

– Control Features: Advanced diaphragm vacuum pumps may incorporate control features such as variable speed drives, pressure sensors, or automated systems for monitoring and adjusting pump performance. These control features can improve the pump’s efficiency, optimize energy consumption, and provide greater control over vacuum levels and flow rates.

The specific design variations in diaphragm vacuum pumps are often tailored to meet different application requirements, such as laboratory research, medical devices, or industrial processes. Therefore, it’s essential to consider the intended application and select a pump design that aligns with the desired performance parameters.

In summary, diaphragm vacuum pumps come in various designs and configurations that can impact their performance. Factors such as pump construction, materials of construction, valve design, sealing mechanisms, and control features all contribute to the overall efficiency, reliability, and suitability of the pump for specific applications.

diaphragm vane pump

What is a diaphragm vacuum pump, and how does it operate?

A diaphragm vacuum pump is a type of positive displacement pump used to create vacuum or low-pressure conditions in various applications. Here’s a detailed explanation of its operation:

Overview:

A diaphragm vacuum pump consists of a flexible diaphragm that moves back and forth within a chamber. As the diaphragm flexes, it creates changes in the volume of the chamber, resulting in the suction and expulsion of gas. The diaphragm is typically made of a durable, chemically resistant material such as rubber or elastomer.

Operation:

The operation of a diaphragm vacuum pump typically involves the following steps:

1. Suction Phase: The diaphragm starts in a neutral position. When the pump is powered on, the diaphragm is pulled downward by the negative pressure within the chamber. This expansion of the chamber volume creates suction, drawing gas or vapor into the pump through the inlet valve or port.

2. Compression Phase: Once the diaphragm reaches its maximum downward position, the inlet valve closes to prevent backflow. The diaphragm then starts to move upward, reducing the volume of the chamber. This compression action causes the gas to be expelled through the outlet valve or port.

3. Exhaust Phase: As the diaphragm continues to move upward, the outlet valve closes, and the compressed gas is discharged from the pump. The diaphragm returns to its neutral position, ready for the next suction phase.

Features and Advantages:

Diaphragm vacuum pumps offer several features and advantages that make them suitable for various applications:

– No Contamination: Diaphragm pumps are designed to be oil-free and have a sealed pumping chamber. This eliminates the risk of oil contamination of the pumped gas or vapor, making them suitable for applications requiring clean and uncontaminated vacuum conditions, such as laboratory work or medical applications.

– Chemical Resistance: The diaphragm is typically made of chemically resistant materials, allowing the pump to handle corrosive or reactive gases without degradation or contamination.

– Gentle Operation: The pumping action of diaphragm pumps is gentle and pulsation-free, making them suitable for applications that require precise control or sensitive handling of gases or delicate samples.

– Quiet Operation: Diaphragm pumps are known for their quiet operation, reducing noise pollution in the working environment.

– Self-Priming: Diaphragm pumps are generally self-priming, meaning they can start and maintain their pumping action without the need for external priming or additional equipment.

– Compact and Portable: Diaphragm pumps are often compact and lightweight, allowing for easy installation and portability. They can be used as standalone units or integrated into larger systems.

Applications:

Diaphragm vacuum pumps find applications in various industries and fields, including:

– Laboratory research and analysis

– Medical and healthcare

– Environmental monitoring and analysis

– Vacuum filtration

– Vacuum drying and degassing

– Automotive and manufacturing processes

– Semiconductor and electronics manufacturing

It is important to note that the specific design and operation of diaphragm vacuum pumps may vary across different manufacturers and models. Consulting the manufacturer’s specifications and guidelines is recommended for detailed information on the operation, performance, and suitability of a particular diaphragm pump for a given application.

By utilizing the flexible diaphragm’s movement to create suction and compression, diaphragm vacuum pumps offer reliable and efficient vacuum generation for a wide range of applications.

China supplier Long Life Span Low Noise Suction Pump, Diaphragm Pump, Air Vacuum Pump (TM30A-D) vacuum pump connector
editor by Dream 2024-05-06

China Hot selling 6-Inch Movable High Vacuum Flood Prevention Self Suction Pump with Good quality

Product Description

Vacuum self-priming pump
A pump is a machine used to pump high-energy liquids.This is a pump newly developed by our company.Although the diameter of the pump is small, it has the effect of high flow rate, high head, and high suction. Easy to operate, 1 click quick start. It can solve problems such as farmland irrigation, urban drainage, and flood discharge. If you need it, our company will be the right choice.

Operation Xihu (West Lake) Dis.

Method of application
1. connect suction pipe
2. connect hose
3. open the power switch to connect battery power
4. press start button(the green button on controller panel)
5. waiting and the machine will work automatically

Points for attention
1. the sealing O-ring should be smeared by butter before used, or it will be broken soon
2. make sure every joint is sealed well before start the engine
3. make sure the fuel, oil and coolant is enough in the engine
4. check if the power circuit is connected well

Product Specifications

Model	Flow (m³/h)	Lift (m)	Suction height (m)	Speed (RPM)	Power (kw)
M6-20	160	20	9	2900	15
M6-32	160	32	9	2900	22
M6-20	200	20	9	1450	18.5
M6-32	200	32	9	1450	30
M6-50	200	50	9	1450	45
M6-44	187	44	9	1450	37
M6-32	160	32	9	1450	22
M6-80	200	80	9	1450	90
M6-70.5	182	70.5	9	1450	75
M6-150	160	150	9	2900	110
M6-142	150	142	9	2900	90
M6-50	200	50	9	2900	45
M6-44	187	44	9	2900	37
M6-80	200	80	9	2900	75
M6-70	187	70	9	2900	55
M6-125	200	125	9	2900	110
M6-110	187	110	9	2900	90
M6-180	200	180	9	2900	250

After-sales Service:	Spare Parts and Technical Support
Warranty:	2 Years
Max.Head:	10-30m
Max.Capacity:	>400 L/min
Driving Type:	Diesel Engine
Material:	Cast Iron

Samples:	US$ 12000/Piece 1 Piece(Min.Order) \|

How Are Vacuum Pumps Employed in the Production of Electronic Components?

Vacuum pumps play a crucial role in the production of electronic components. Here’s a detailed explanation:

The production of electronic components often requires controlled environments with low or no atmospheric pressure. Vacuum pumps are employed in various stages of the production process to create and maintain these vacuum conditions. Here are some key ways in which vacuum pumps are used in the production of electronic components:

1. Deposition Processes: Vacuum pumps are extensively used in deposition processes, such as physical vapor deposition (PVD) and chemical vapor deposition (CVD), which are commonly employed for thin film deposition on electronic components. These processes involve the deposition of materials onto substrates in a vacuum chamber. Vacuum pumps help create and maintain the necessary vacuum conditions required for precise and controlled deposition of the thin films.

2. Etching and Cleaning: Etching and cleaning processes are essential in the fabrication of electronic components. Vacuum pumps are used to create a vacuum environment in etching and cleaning chambers, where reactive gases or plasmas are employed to remove unwanted materials or residues from the surfaces of the components. The vacuum pumps help evacuate the chamber and ensure the efficient removal of byproducts and waste gases.

3. Drying and Bake-out: Vacuum pumps are utilized in the drying and bake-out processes of electronic components. After wet processes, such as cleaning or wet etching, components need to be dried thoroughly. Vacuum pumps help create a vacuum environment that facilitates the removal of moisture or solvents from the components, ensuring their dryness before subsequent processing steps. Additionally, vacuum bake-out is employed to remove moisture or other contaminants trapped within the components’ materials or structures, enhancing their reliability and performance.

4. Encapsulation and Packaging: Vacuum pumps are involved in the encapsulation and packaging stages of electronic component production. These processes often require the use of vacuum-sealed packaging to protect the components from environmental factors such as moisture, dust, or oxidation. Vacuum pumps assist in evacuating the packaging materials, creating a vacuum-sealed environment that helps maintain the integrity and longevity of the electronic components.

5. Testing and Quality Control: Vacuum pumps are utilized in testing and quality control processes for electronic components. Some types of testing, such as hermeticity testing, require the creation of a vacuum environment for evaluating the sealing integrity of electronic packages. Vacuum pumps help evacuate the testing chambers, ensuring accurate and reliable test results.

6. Soldering and Brazing: Vacuum pumps play a role in soldering and brazing processes for joining electronic components and assemblies. Vacuum soldering is a technique used to achieve high-quality solder joints by removing air and reducing the risk of voids, flux residuals, or oxidation. Vacuum pumps assist in evacuating the soldering chambers, creating the required vacuum conditions for precise and reliable soldering or brazing.

7. Surface Treatment: Vacuum pumps are employed in surface treatment processes for electronic components. These processes include plasma cleaning, surface activation, or surface modification techniques. Vacuum pumps help create the necessary vacuum environment where plasma or reactive gases are used to treat the component surfaces, improving adhesion, promoting bonding, or altering surface properties.

It’s important to note that different types of vacuum pumps may be used in electronic component production, depending on the specific process requirements. Commonly used vacuum pump technologies include rotary vane pumps, turbo pumps, cryogenic pumps, and dry pumps.

In summary, vacuum pumps are essential in the production of electronic components, facilitating deposition processes, etching and cleaning operations, drying and bake-out stages, encapsulation and packaging, testing and quality control, soldering and brazing, as well as surface treatment. They enable the creation and maintenance of controlled vacuum environments, ensuring precise and reliable manufacturing processes for electronic components.

vacuum pump

What Is the Role of Vacuum Pumps in Pharmaceutical Manufacturing?

Vacuum pumps play a crucial role in various aspects of pharmaceutical manufacturing. Here’s a detailed explanation:

Vacuum pumps are extensively used in pharmaceutical manufacturing processes to support a range of critical operations. Some of the key roles of vacuum pumps in pharmaceutical manufacturing include:

1. Drying and Evaporation: Vacuum pumps are employed in drying and evaporation processes within the pharmaceutical industry. They facilitate the removal of moisture or solvents from pharmaceutical products or intermediates. Vacuum drying chambers or evaporators utilize vacuum pumps to create low-pressure conditions, which lower the boiling points of liquids, allowing them to evaporate at lower temperatures. By applying vacuum, moisture or solvents can be efficiently removed from substances such as active pharmaceutical ingredients (APIs), granules, powders, or coatings, ensuring the desired product quality and stability.

2. Filtration and Filtrate Recovery: Vacuum pumps are used in filtration processes for the separation of solid-liquid mixtures. Vacuum filtration systems typically employ a filter medium, such as filter paper or membranes, to retain solids while allowing the liquid portion to pass through. By applying vacuum to the filtration apparatus, the liquid is drawn through the filter medium, leaving behind the solids. Vacuum pumps facilitate efficient filtration, speeding up the process and improving product quality. Additionally, vacuum pumps can aid in filtrate recovery by collecting and transferring the filtrate for further processing or reuse.

3. Distillation and Purification: Vacuum pumps are essential in distillation and purification processes within the pharmaceutical industry. Distillation involves the separation of liquid mixtures based on their different boiling points. By creating a vacuum environment, vacuum pumps lower the boiling points of the components, allowing them to vaporize and separate more easily. This enables efficient separation and purification of pharmaceutical compounds, including the removal of impurities or the isolation of specific components. Vacuum pumps are utilized in various distillation setups, such as rotary evaporators or thin film evaporators, to achieve precise control over the distillation conditions.

4. Freeze Drying (Lyophilization): Vacuum pumps are integral to the freeze drying process, also known as lyophilization. Lyophilization is a dehydration technique that involves the removal of water or solvents from pharmaceutical products while preserving their structure and integrity. Vacuum pumps create a low-pressure environment in freeze drying chambers, allowing the frozen product to undergo sublimation. During sublimation, the frozen water or solvent directly transitions from the solid phase to the vapor phase, bypassing the liquid phase. Vacuum pumps facilitate efficient and controlled sublimation, leading to the production of stable, shelf-stable pharmaceutical products with extended shelf life.

5. Tablet and Capsule Manufacturing: Vacuum pumps are utilized in tablet and capsule manufacturing processes. They are involved in the creation of vacuum within tablet presses or capsule filling machines. By applying vacuum, the air is removed from the die cavity or capsule cavity, allowing for the precise filling of powders or granules. Vacuum pumps contribute to the production of uniform and well-formed tablets or capsules by ensuring accurate dosing and minimizing air entrapment, which can affect the final product quality.

6. Sterilization and Decontamination: Vacuum pumps are employed in sterilization and decontamination processes within the pharmaceutical industry. Autoclaves and sterilizers utilize vacuum pumps to create a vacuum environment before introducing steam or chemical sterilants. By removing air or gases from the chamber, vacuum pumps assist in achieving effective sterilization or decontamination by enhancing the penetration and distribution of sterilants. Vacuum pumps also aid in the removal of sterilants and residues after the sterilization process is complete.

It’s important to note that different types of vacuum pumps, such as rotary vane pumps, dry screw pumps, or liquid ring pumps, may be utilized in pharmaceutical manufacturing depending on the specific requirements of the process and the compatibility with pharmaceutical products.

In summary, vacuum pumps play a vital role in various stages of pharmaceutical manufacturing, including drying and evaporation, filtration and filtrate recovery, distillation and purification, freeze drying (lyophilization), tablet and capsule manufacturing, as well as sterilization and decontamination. By enabling efficient and controlled processes, vacuum pumps contribute to the production of high-quality pharmaceutical products, ensuring the desired characteristics, stability, and safety.

vacuum pump

What Is a Vacuum Pump, and How Does It Work?

A vacuum pump is a mechanical device used to create and maintain a vacuum or low-pressure environment within a closed system. Here’s a detailed explanation:

A vacuum pump operates on the principle of removing gas molecules from a sealed chamber, reducing the pressure inside the chamber to create a vacuum. The pump accomplishes this through various mechanisms and techniques, depending on the specific type of vacuum pump. Here are the basic steps involved in the operation of a vacuum pump:

1. Sealed Chamber:

The vacuum pump is connected to a sealed chamber or system from which air or gas molecules need to be evacuated. The chamber can be a container, a pipeline, or any other enclosed space.

2. Inlet and Outlet:

The vacuum pump has an inlet and an outlet. The inlet is connected to the sealed chamber, while the outlet may be vented to the atmosphere or connected to a collection system to capture or release the evacuated gas.

3. Mechanical Action:

The vacuum pump creates a mechanical action that removes gas molecules from the chamber. Different types of vacuum pumps use various mechanisms for this purpose:

– Positive Displacement Pumps: These pumps physically trap gas molecules and remove them from the chamber. Examples include rotary vane pumps, piston pumps, and diaphragm pumps.

– Momentum Transfer Pumps: These pumps use high-speed jets or rotating blades to transfer momentum to gas molecules, pushing them out of the chamber. Examples include turbomolecular pumps and diffusion pumps.

– Entrapment Pumps: These pumps capture gas molecules by adsorbing or condensing them on surfaces or in materials within the pump. Cryogenic pumps and ion pumps are examples of entrainment pumps.

4. Gas Evacuation:

As the vacuum pump operates, it creates a pressure differential between the chamber and the pump. This pressure differential causes gas molecules to move from the chamber to the pump’s inlet.

5. Exhaust or Collection:

Once the gas molecules are removed from the chamber, they are either exhausted into the atmosphere or collected and processed further, depending on the specific application.

6. Pressure Control:

Vacuum pumps often incorporate pressure control mechanisms to maintain the desired level of vacuum within the chamber. These mechanisms can include valves, regulators, or feedback systems that adjust the pump’s operation to achieve the desired pressure range.

7. Monitoring and Safety:

Vacuum pump systems may include sensors, gauges, or indicators to monitor the pressure levels, temperature, or other parameters. Safety features such as pressure relief valves or interlocks may also be included to protect the system and operators from overpressure or other hazardous conditions.

It’s important to note that different types of vacuum pumps have varying levels of vacuum they can achieve and are suitable for different pressure ranges and applications. The choice of vacuum pump depends on factors such as the required vacuum level, gas composition, pumping speed, and the specific application’s requirements.

In summary, a vacuum pump is a device that removes gas molecules from a sealed chamber, creating a vacuum or low-pressure environment. The pump accomplishes this through mechanical actions, such as positive displacement, momentum transfer, or entrapment. By creating a pressure differential, the pump evacuates gas from the chamber, and the gas is either exhausted or collected. Vacuum pumps play a crucial role in various industries, including manufacturing, research, and scientific applications.

China Hot selling 6-Inch Movable High Vacuum Flood Prevention Self Suction Pump with Good quality
editor by Dream 2024-05-03

China Custom Lab Using Rotary Vacuum Air Suction Pump vacuum pump oil

Product Description

2XZ series rotary vane vacuum pump with cheapest price:

Application:

1.This series of pumps are used for pumping air in sealed vessels. It can be used alone, also can be used as the forepump, diffusion pump, and molecular pump.It can be applied to electronic vacuum device manufacturing, thermos manufacturing, vacuum welding, printing, plastic, refrigeration equipment repairment and instrumentation supportings. Because it has many advantages as small in size, light in weight, and low operating sound, thus is is more suitable for laboratory use.
2. Within the ambient temperature range of 540 degrees and the inlet pressure is less than 1.3X103 Pa conditions,the pump is allowed to be under long-term continuous operation.When the pumping gas relative humidity is over 90%,the gas ballast valve should be open.
3. Continuous flow pump inlet air operation shall not exceed 1 minute.
4. Pump is not suitable for pumping gases which are corrosive to metal,easy to get chemical reaction with pump oil,or a gas containing dust particles, as well as the high oxygen, explosive, toxic gases.

Detailed Photos

Product Parameters

Model			2XZ-0.25	2XZ-0.5	2XZ-1	2XZ-2	2XZ-4	2XZ-8
Pumping speed (L/S)			0.25	0.5	1	2	4	8
Ultimate Pressure (Pa)			6×10-1	6×10-2
Speed (r/min)			1400
Inlet diameter (mm)			Φ10	Φ13	Φ13	Φ19	Φ19	Φ32
Fuel Consumption (MI)			0.3	0.42	0.4	0.48	0.55	0.7
temperature rise (°C)			40	40	40	45	45	60
Motor Power (W)			0.12	0.18	0.25	0.37	0.55	0.75
Dimension (mm)	Length	400		445	445	478	518	510
	Width	125		125	125	148	148	165
	Height	224		256	256	227	227	282
Weight (Kg)			15	18	19	27	30	35
Noise (Db)			64	64	66	68	70	74

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Certifications

Packaging & Shipping

Company Profile

FAQ

Q1: Why Choose NANBEI?
(1).Professional manufacturer with more than 13 years experience
(2).Exported to more than 97% countries and regions
(3).Turnkey Solution is no problem
Q2: OEM,ODM acceptable or not?
Absolutely Yes
Q3: What’s kind of Payment terms for customer choosing?
T/T , Western Union, Money Gram , Credit Card, Paypal , L/C …
Q4: Can we visit your factory online?
Absolutely no problem
Q5: Can online video inspection before shipment?
Absolutely no problem
Q6: What’s the MOQ ? Sample order is OK?
MOQ:1 set, sample order is no problem
Q7: What’s kind of shipment for customer choosing?
Usually ship by sea, by air, by international express.
We can also provide reasonable solutions according to your transportation requirements
Q8: How to ensure product quality and after-sales service?
We have CE, ISO quality certificate, and SGS authentication.
After-sale service:

Warranty : 1 year
We supply free part for quality problem in warranty
Long life technical support and service

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	1year
Warranty:	1year
Oil or Not:	Oil
Structure:	Rotary Vacuum Pump
Exhauster Method:	Entrapment Vacuum Pump
Vacuum Degree:	Vacuum

Customization:	Available \|

vacuum pump

What Is the Vacuum Level and How Is It Measured in Vacuum Pumps?

\ vacuum pump

Can Vacuum Pumps Be Used for Soil and Groundwater Remediation?

Vacuum pumps are indeed widely used for soil and groundwater remediation. Here’s a detailed explanation:

Soil and groundwater remediation refers to the process of removing contaminants from the soil and groundwater to restore environmental quality and protect human health. Vacuum pumps play a crucial role in various remediation techniques by facilitating the extraction and treatment of contaminated media. Some of the common applications of vacuum pumps in soil and groundwater remediation include:

1. Soil Vapor Extraction (SVE): Soil vapor extraction is a widely used remediation technique for volatile contaminants present in the subsurface. It involves the extraction of vapors from the soil by applying a vacuum to the subsurface through wells or trenches. Vacuum pumps create a pressure gradient that induces the movement of vapors towards the extraction points. The extracted vapors are then treated to remove or destroy the contaminants. Vacuum pumps play a vital role in SVE by maintaining the necessary negative pressure to enhance the volatilization and extraction of contaminants from the soil.

2. Dual-Phase Extraction (DPE): Dual-phase extraction is a remediation method used for the simultaneous extraction of both liquids (such as groundwater) and vapors (such as volatile organic compounds) from the subsurface. Vacuum pumps are utilized to create a vacuum in extraction wells or points, drawing out both the liquid and vapor phases. The extracted groundwater and vapors are then separated and treated accordingly. Vacuum pumps are essential in DPE systems for efficient and controlled extraction of both liquid and vapor-phase contaminants.

3. Groundwater Pumping and Treatment: Vacuum pumps are also employed in groundwater remediation through the process of pumping and treatment. They are used to extract contaminated groundwater from wells or recovery trenches. By creating a vacuum or negative pressure, vacuum pumps facilitate the flow of groundwater towards the extraction points. The extracted groundwater is then treated to remove or neutralize the contaminants before being discharged or re-injected into the ground. Vacuum pumps play a critical role in maintaining the required flow rates and hydraulic gradients for effective groundwater extraction and treatment.

4. Air Sparging: Air sparging is a remediation technique used to treat groundwater and soil contaminated with volatile organic compounds (VOCs). It involves the injection of air or oxygen into the subsurface to enhance the volatilization of contaminants. Vacuum pumps are utilized in air sparging systems to create a vacuum or negative pressure zone in wells or points surrounding the contaminated area. This induces the movement of air and oxygen through the soil, facilitating the release and volatilization of VOCs. Vacuum pumps are essential in air sparging by maintaining the necessary negative pressure gradient for effective contaminant removal.

5. Vacuum-Enhanced Recovery: Vacuum-enhanced recovery, also known as vacuum-enhanced extraction, is a remediation technique used to recover non-aqueous phase liquids (NAPLs) or dense non-aqueous phase liquids (DNAPLs) from the subsurface. Vacuum pumps are employed to create a vacuum or negative pressure gradient in recovery wells or trenches. This encourages the movement and extraction of NAPLs or DNAPLs towards the recovery points. Vacuum pumps facilitate the efficient recovery of these dense contaminants, which may not be easily recoverable using traditional pumping methods.

It’s important to note that different types of vacuum pumps, such as rotary vane pumps, liquid ring pumps, or air-cooled pumps, may be used in soil and groundwater remediation depending on the specific requirements of the remediation technique and the nature of the contaminants.

In summary, vacuum pumps play a vital role in various soil and groundwater remediation techniques, including soil vapor extraction, dual-phase extraction, groundwater pumping and treatment, air sparging, and vacuum-enhanced recovery. By creating and maintaining the necessary pressure differentials, vacuum pumps enable the efficient extraction, treatment, and removal of contaminants, contributing to the restoration of soil and groundwater quality.

vacuum pump

What Are the Primary Applications of Vacuum Pumps?

Vacuum pumps have a wide range of applications across various industries. Here’s a detailed explanation:

1. Industrial Processes:

Vacuum pumps play a vital role in numerous industrial processes, including:

– Vacuum Distillation: Vacuum pumps are used in distillation processes to lower the boiling points of substances, enabling separation and purification of various chemicals and compounds.

– Vacuum Drying: Vacuum pumps aid in drying processes by creating a low-pressure environment, which accelerates moisture removal from materials without excessive heat.

– Vacuum Packaging: Vacuum pumps are used in the food industry to remove air from packaging containers, prolonging the shelf life of perishable goods by reducing oxygen exposure.

– Vacuum Filtration: Filtration processes can benefit from vacuum pumps to enhance filtration rates by applying suction, facilitating faster separation of solids and liquids.

2. Laboratory and Research:

Vacuum pumps are extensively used in laboratories and research facilities for various applications:

– Vacuum Chambers: Vacuum pumps create controlled low-pressure environments within chambers for conducting experiments, testing materials, or simulating specific conditions.

– Mass Spectrometry: Mass spectrometers often utilize vacuum pumps to create the necessary vacuum conditions for ionization and analysis of samples.

– Freeze Drying: Vacuum pumps enable freeze-drying processes, where samples are frozen and then subjected to a vacuum, allowing the frozen water to sublimate directly from solid to vapor state.

– Electron Microscopy: Vacuum pumps are essential for electron microscopy techniques, providing the necessary vacuum environment for high-resolution imaging of samples.

3. Semiconductor and Electronics Industries:

High vacuum pumps are critical in the semiconductor and electronics industries for manufacturing and testing processes:

– Semiconductor Fabrication: Vacuum pumps are used in various stages of chip manufacturing, including deposition, etching, and ion implantation processes.

– Thin Film Deposition: Vacuum pumps create the required vacuum conditions for depositing thin films of materials onto substrates, as done in the production of solar panels, optical coatings, and electronic components.

– Leak Detection: Vacuum pumps are utilized in leak testing applications to detect and locate leaks in electronic components, systems, or pipelines.

4. Medical and Healthcare:

Vacuum pumps have several applications in the medical and healthcare sectors:

– Vacuum Assisted Wound Closure: Vacuum pumps are used in negative pressure wound therapy (NPWT), where they create a controlled vacuum environment to promote wound healing and removal of excess fluids.

– Laboratory Equipment: Vacuum pumps are essential in medical and scientific equipment such as vacuum ovens, freeze dryers, and centrifugal concentrators.

– Anesthesia and Medical Suction: Vacuum pumps are utilized in anesthesia machines and medical suction devices to create suction and remove fluids or gases from the patient’s body.

5. HVAC and Refrigeration:

Vacuum pumps are employed in the HVAC (Heating, Ventilation, and Air Conditioning) and refrigeration industries:

– Refrigeration and Air Conditioning Systems: Vacuum pumps are used during system installation, maintenance, and repair to evacuate moisture and air from refrigeration and air conditioning systems, ensuring efficient operation.

– Vacuum Insulation Panels: Vacuum pumps are utilized in the manufacturing of vacuum insulation panels, which offer superior insulation properties for buildings and appliances.

6. Power Generation:

Vacuum pumps play a role in power generation applications:

– Steam Condenser Systems: Vacuum pumps are used in power plants to remove non-condensable gases from steam condenser systems, improving thermal efficiency.

– Gas Capture: Vacuum pumps are utilized to capture and remove gases, such as hydrogen or helium, in nuclear power plants, research reactors, or particle accelerators.

These are just a few examples of the primary applications of vacuum pumps. The versatility and wide range of vacuum pump types make them essential in numerous industries, contributing to various manufacturing processes, research endeavors, and technological advancements.

China Custom Lab Using Rotary Vacuum Air Suction Pump vacuum pump oil
editor by Dream 2024-05-03

China high quality Micro Lab Use Oilless Anticorrosive Diaphragm Vacuum Pump / Lab Electric Suction Mini Diaphragm Vacuum Pump vacuum pump ac

Product Description

Product Parameters

Model	GM-0.33A	GM-0.5A	GM-0.5B	GM-1.0A	GM-2	GM-0.5F
Pumping Speed(L/Min)	20	30	30	60	120	30
Ultimate Pressure Vacuum	≥0.08Mpa,200mbar	≥0.08Mpa,200mbar;positive pressure:≥30Psi	≥0.095Mpa,50mbar	≥0.08Mpa,200mbar;positive pressure:≥30Psi	≥0.08Mpa,200mbar	≥0.099Mpa,10mbar
Power(W)	160	160	160	160	300	160
Air Inlet(mm)	φ6	φ6	φ6	φ6	φ9	φ6
Air Outlet(mm)	Built-in silencing cotton	φ6	Silencer	φ6	φ9	φ6
Pump Head Quantity	1	1	2	2	2	2
Size(LWHmm)	270130210	230180265	350130220	310200210	390150250	370144275
Working Temperature(ºC)	7-40	7-40	7-40	7-40	7-40	7-40
Pump Temperature(ºC)	<55	<55	<55	<55	<55	<55
Weight(kg)	7	7.5	10	10	20	13.5
Diaphragm	NBR	NBR	NBR	NBR	NBR	NBR
Valves	NBR	NBR	NBR	NBR	NBR	NBR
Noise Level (DB)	<60	<60	<60	<60	<60	<60
Power Supply	220V,50HZ	220V,50HZ	220V,50HZ	220V,50HZ	220V,50HZ	220V,50HZ

Product Description

Company Profile

Packaging & Shipping

FAQ

Q2. Are you trading company or manufacturer?
• We are professional manufacture of lab equipment and we have our own factory.

Q3. Do you provide samples? Is it free?

• Yes, we could offer the sample. Considering the high value of our products, the sample is not free, but we will give you our best price including shipping cost.

Q4. Do you have warranty?
• Yes, we offer 1 year warranty for the spare part.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Online Service Support
Warranty:	1 Year
Oil or Not:	Oil Free

Customization:	Available \|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

diaphragm vane pump

What is the energy consumption and efficiency of diaphragm vacuum pumps?

The energy consumption and efficiency of diaphragm vacuum pumps can vary depending on factors such as the pump design, operating conditions, and specific application requirements. Here’s a detailed explanation:

1. Energy Consumption: Diaphragm vacuum pumps generally have lower energy consumption compared to other types of vacuum pumps, such as rotary vane or oil-sealed pumps. This is primarily because diaphragm pumps operate without oil lubrication, which reduces friction and power requirements. The energy consumption of diaphragm pumps is typically measured in terms of electrical power input, expressed in watts (W) or kilowatts (kW).

The energy consumption of a diaphragm vacuum pump can be influenced by several factors, including:

– Pump Size and Capacity: Larger diaphragm pumps designed for higher flow rates or vacuum levels may consume more energy compared to smaller pumps with lower capacities. The power requirements increase as the pump has to move larger volumes of gas or create stronger vacuums.

– Operating Pressure: The energy consumption of a diaphragm pump can vary depending on the required operating pressure. Higher vacuum levels typically require more energy to be maintained due to increased resistance in evacuating the gas or air from the system.

– Process Conditions: The energy consumption of a diaphragm pump may be affected by process-specific factors, such as the presence of particulate matter or the need for continuous operation. These factors can influence the pump’s efficiency and overall power requirements.

2. Efficiency: The efficiency of a diaphragm vacuum pump refers to its ability to convert electrical power input into useful pumping work. It is typically expressed as a percentage and can be calculated by dividing the pump’s useful output power (in the form of vacuum or flow) by the electrical power input.

The efficiency of diaphragm vacuum pumps can be influenced by various factors:

– Pump Design: The design and construction of the diaphragm pump can impact its efficiency. Well-engineered pumps with optimized diaphragm materials and valve systems can achieve higher efficiencies by reducing internal losses and maximizing gas compression and evacuation.

– Motor Efficiency: The efficiency of the electric motor driving the diaphragm pump can affect the overall efficiency of the system. Higher motor efficiencies result in more effective power utilization and improved pump performance.

– System Optimization: Proper system design, including appropriate sizing, correct piping arrangements, and minimizing pressure losses or leaks, can contribute to improved overall efficiency. Optimizing the system configuration ensures that the pump operates under favorable conditions, maximizing its efficiency.

– Operating Conditions: The operating conditions, such as the required vacuum level or flow rate, can impact the efficiency of the diaphragm pump. Operating the pump within its specified range and avoiding excessive demands can help maintain higher efficiency levels.

It’s important to note that specific energy consumption and efficiency values can vary among different diaphragm vacuum pump models and manufacturers. When selecting a diaphragm pump for a particular application, it’s advisable to review the manufacturer’s specifications and performance data, including energy consumption and efficiency information, to make an informed decision.

In summary, diaphragm vacuum pumps generally have lower energy consumption compared to other vacuum pump types. The energy consumption and efficiency of diaphragm pumps can be influenced by factors such as pump size, operating pressure, process conditions, pump design, motor efficiency, system optimization, and operating conditions. Understanding the specific energy consumption and efficiency characteristics of a diaphragm vacuum pump is important for selecting the appropriate pump for a given application and optimizing energy usage.

diaphragm vane pump

How do diaphragm vacuum pumps handle condensable vapors and liquids?

Diaphragm vacuum pumps have certain mechanisms in place to handle condensable vapors and liquids encountered during operation. Here’s a detailed explanation:

When diaphragm vacuum pumps encounter condensable vapors or liquids, the following methods are typically employed to handle them:

diaphragm vane pump

What is a diaphragm vacuum pump, and how does it operate?

A diaphragm vacuum pump is a type of positive displacement pump used to create vacuum or low-pressure conditions in various applications. Here’s a detailed explanation of its operation:

Overview:

Operation:

The operation of a diaphragm vacuum pump typically involves the following steps:

Features and Advantages:

Diaphragm vacuum pumps offer several features and advantages that make them suitable for various applications:

– Chemical Resistance: The diaphragm is typically made of chemically resistant materials, allowing the pump to handle corrosive or reactive gases without degradation or contamination.

– Quiet Operation: Diaphragm pumps are known for their quiet operation, reducing noise pollution in the working environment.

– Self-Priming: Diaphragm pumps are generally self-priming, meaning they can start and maintain their pumping action without the need for external priming or additional equipment.

Applications:

Diaphragm vacuum pumps find applications in various industries and fields, including:

– Laboratory research and analysis

– Medical and healthcare

– Environmental monitoring and analysis

– Vacuum filtration

– Vacuum drying and degassing

– Automotive and manufacturing processes

– Semiconductor and electronics manufacturing

By utilizing the flexible diaphragm’s movement to create suction and compression, diaphragm vacuum pumps offer reliable and efficient vacuum generation for a wide range of applications.

China high quality Micro Lab Use Oilless Anticorrosive Diaphragm Vacuum Pump / Lab Electric Suction Mini Diaphragm Vacuum Pump vacuum pump ac
editor by Dream 2024-05-02

China manufacturer End Suction Centrifugal Pump/Vacuum/Oil/Pulp/Screw/Diaphragm/Magnetic/Inline/Self-Priming/Sewage/Chemical/Fire/Water/Electric Pump vacuum pump oil

Product Description

Single Stage End-Suction Fire Pump End Suction Circulating
Fire Fighting Water Pump

Product Description

Is series CHINAMFG end suction centrifugal pump is an energy-saving pump. The advantage is hydraulic capability is distributed reasonably, wide option for user, conveniently check and repair, the efficiency and throw is up to advanced international level. This pump is suiable for industrial and city water supply, water drainage.

Structural Diagram

Flow rate	25m3/h
Head	125m
Power	30kw
Discharge	40mm
Speed	2900rpm
Efficiency	40%

Pump Application

Company Profile

HangZhou HangZhouSTONE ENGINEERING & MANUAFCTURING CO.,LTD.

HangZhoustone Engineering & Manufacturing is 1 of the leading private indenting firms of China having 10 years of experience in Mining, Fluid Transportation and Fire Emergency Field. It works on design theory of slurry pump and water pump, experimental researches of pump performance wear mechanism and new products developing, and involves in research, design, manufacturing and sales.

Our Exhibition

Packaging & Shipping

FAQ

Q1: What is your product range?
A:Centrifugal pump includes slurry pump, CHINAMFG pump, clean water pump, sewage pump, chemical pump, self-priming pump and diesel engine pump.
Q2: What’s your MOQ , payment term and lead time?
A:MOQ for centrifugal pump is 1 set.
Q3: What payment methods are supported?
A: Payment Term: T/T, L/C, Western Union, Paypal and Trade assurance.
Q4: How long is the lead time?
A:In general 7 working days for slurry pump, 15 working days for water pump.
Q5: What information I need to offer for quotation?
A: Liquid:___ ; Pump Capacity___m3/h ; PH:_____ ; Pump Head: ___m ; Specific of gravity___ ; Voltage ___V ; Frequency ___Hz
Q6: Is OEM parts available ?
A:Yes, please send me the detailed drawing. Different materials is available.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Spare Parts
Warranty:	One Year Except for Spare Parts
Max.Head:	>150m
Max.Capacity:	>400 L/min
Driving Type:	Motor
Impeller Number:	Single-Stage Pump

Samples:	US$ 702/set 1 set(Min.Order) \|

Customization:	Available \|

diaphragm vane pump

What is the energy consumption and efficiency of diaphragm vacuum pumps?

The energy consumption of a diaphragm vacuum pump can be influenced by several factors, including:

The efficiency of diaphragm vacuum pumps can be influenced by various factors:

diaphragm vane pump

What is the ultimate vacuum level that diaphragm vacuum pumps can achieve?

Diaphragm vacuum pumps are capable of achieving moderate vacuum levels, but their ultimate vacuum level is limited compared to certain high-performance vacuum pumps. Here’s a detailed explanation:

Typically, diaphragm vacuum pumps can achieve vacuum levels up to about 1 torr or 1 mbar. This level of vacuum is suitable for applications that require low to medium vacuum conditions.

Diaphragm pumps operate based on the reciprocating motion of a flexible diaphragm, which creates the pumping action. However, due to the nature of their design, diaphragm pumps may encounter limitations in achieving extremely high vacuum levels. The diaphragm’s mechanical motion and the presence of clearance gaps in the valves and other internal components can restrict the pump’s ability to reach ultra-high vacuum ranges.

In contrast, other types of vacuum pumps, such as rotary vane pumps or turbo molecular pumps, are specifically designed to achieve much higher vacuum levels. Rotary vane pumps can typically achieve vacuum levels in the range of 10^-3 to 10^-4 torr, while turbo molecular pumps can extend into the ultra-high vacuum range of 10^-9 to 10^-10 torr.

It’s important to consider the specific vacuum level requirements of the application when choosing a vacuum pump. While diaphragm vacuum pumps may have limitations in terms of ultimate vacuum level, they offer other advantages such as oil-free operation, chemical resistance, and cost-effectiveness, making them suitable for a wide range of applications that do not require extreme vacuum levels.

diaphragm vane pump

How do diaphragm vacuum pumps compare to other types of vacuum pumps in terms of performance?

When comparing diaphragm vacuum pumps to other types of vacuum pumps, several factors come into play that affect their performance. Here’s a detailed explanation of how diaphragm vacuum pumps compare to other types in terms of performance:

1. Vacuum Level:

Diaphragm vacuum pumps are capable of generating moderate vacuum levels, typically up to about 1 torr or 1 mbar. This makes them suitable for applications that require low to medium vacuum conditions. In comparison, other types of vacuum pumps such as rotary vane pumps or turbo molecular pumps can achieve much higher vacuum levels, extending into the ultra-high vacuum range.

2. Flow Rate:

Diaphragm vacuum pumps offer relatively lower flow rates compared to some other types of pumps. Their flow rates are typically in the range of a few liters per minute. This makes them well-suited for applications that require lower flow rates or when working with small sample sizes. However, if high flow rates are required, other types of pumps like rotary vane pumps or scroll pumps may be more suitable.

3. Contamination and Oil-Free Operation:

One significant advantage of diaphragm vacuum pumps is their oil-free operation. They do not require lubricating oil, which eliminates the risk of oil contamination in the pumped gas or vacuum environment. In comparison, oil-sealed pumps such as rotary vane pumps or oil diffusion pumps use oil as a lubricant and sealing medium, which can introduce oil vapor or particles into the vacuum system. This makes diaphragm pumps preferred in applications that require clean and uncontaminated vacuum conditions.

4. Chemical Resistance:

Diaphragm pumps are often designed with materials that offer excellent chemical resistance. This allows them to handle corrosive or reactive gases without degradation or contamination. In contrast, some other types of pumps may not be compatible with certain aggressive chemicals or may require additional protective measures. Diaphragm pumps are thus advantageous in applications that involve chemical processing or handling of corrosive gases.

5. Noise Level:

Diaphragm vacuum pumps are known for their quiet operation compared to many other types of pumps. The reduced noise level contributes to a more comfortable working environment, making them suitable for applications where noise pollution needs to be minimized, such as laboratories or research facilities.

6. Maintenance and Lifespan:

Diaphragm vacuum pumps generally have relatively simple designs and require minimal maintenance. They do not have wearing parts like vanes or pistons that require regular replacement. This results in lower maintenance costs and longer lifespans compared to some other types of pumps. However, it’s important to note that the diaphragm itself may need periodic replacement due to wear and tear.

7. Cost:

Diaphragm vacuum pumps are typically more cost-effective compared to certain high-performance vacuum pumps such as turbo molecular pumps. They provide a good balance between performance and cost, making them suitable for a wide range of applications that do not require extreme vacuum levels or high flow rates.

It’s important to consider the specific requirements of the application when choosing a vacuum pump. While diaphragm vacuum pumps may have some limitations in terms of vacuum level and flow rate compared to other types, their advantages in areas such as oil-free operation, chemical resistance, low noise, and cost-effectiveness make them a preferred choice in many applications.

China manufacturer End Suction Centrifugal Pump/Vacuum/Oil/Pulp/Screw/Diaphragm/Magnetic/Inline/Self-Priming/Sewage/Chemical/Fire/Water/Electric Pump vacuum pump oil
editor by Dream 2024-04-29

China Custom 9V High Pressure Double Diaphragm Self Suction Vacuum Air Pump for Nebulizer vacuum pump oil near me

Product Description

High-Performance China Micro Vacuum Pump
Micro Air Pump/Brush DC Diaphragm Pressure Vacuum Pump/Mini Compressor Air Pump
Manufacturing Factory

Product Description

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pump (1.5V~29V)	Miniature pump/Air pump/Vacuum pump/Water Pump/Atomization Pump/Foam pump/Nasal aspirator pump/Check valve Pump/Piston pump/Gear pump/Water Vapor pump/purpose air pump/Extraction pump/Dual pump/Vacuum air pump/Peristaltic pump/Miniature air pump

valve (3V~12V)	Air Valve/Normal shutdown/Solenoid valve/Normal shutdown/Two-way valve/Water valve/Three-way valve

motor (3V~24V)	Speed ratio DC brushless planetary motor/DC brushless motor of vacuum cleaner/DC brushless motor/Brushless DC motor for UAV

Feel free to send us your parameter and we will quote you for free!
We give you professional product solutions based on the product information you provide, including customization.
No big quantity is needed for your order. Small orders are welcomed.
We can also add your logo or design to your product with a laser marking machine.
Customized series
Tell us the product you want, we will provide you with professional customization of the product.
Support oem/odm, support proofing, support packaging, support voltage, support size, support design, etc.
Product Usage
Pump: electronic sphygmomanometer, household appliances, Sprayers, coffee machines, soap dispensers, beauty and medical products, Floor Scrubbers, nebulizer, Breast pump, oral irrigator, massage, eye massage apparatus, vacuum fresh container, electric aircraft cup, DC oxygen pump, Airwave physiotherapy machine, aroma diffuser, Beer brewing machine, Scrapping instrument, nasal aspirator, Intelligent wall breaker, drinking fountain, Car massage seat, Foot Massager and DC atomizing pump ect.
Solenoid valve: Smart fresh Fruit cup, Red wine preservation device, electronic sphygmomanometer, massage, household appliances, Sprayers, coffee machines, soap dispensers beauty and medical products etc.
DC brushless motor: massage, household massage gun, household appliances, electrical tools, water pump etc.

Company Profile

HangZhou CHINAMFG Motor Co., Ltd., founded in 2pcs, number of employees 600+, we have patent certificates for various products in addition to CE certificates, we provide product parameter customization
Our main products include micro air pumps, water pumps, air valves, electromagnets, micro DC motors, and other micro motors.
Our products are widely applied in medical devices, electronic sphygmomanometers, massage armchairs, smart instruments, automation devices, coffee machines, smart cleaners, breast pumps, and blood monitors. etc
We have a group of highly experienced engineers who specialized in the development of micro air pumps, micro air valves, and micro motors for over 21 years.

FAQ

1. What can you buy from us?
Air Pump / Solenoid Pump / Water Pump, Solenoid Valve / Water Valve, Valves, Micro DC Motors / other micromotors

2. What can we do for you?
We can develop new products for you or modify parameters such as flow, current, and pressure on existing products. We can OEM, and ODM.

Batch orders will be shipped in 30 working daysSample order will be shipped within 3 working days.

3.How long is the deliver[Producing] and shipping ?

Always a pre-production sample before mass production;Always final Inspection before shipment.

4. How can we guarantee quality?

The warranty is 3 year. We deliver new and faultless products. Also, we are responsible for repairing and replacing the defective ones in the warranty period meanwhile we provide life-long free technical support and maintenance.

5.What’s your warranty ?

One-stop service: one-stop service from production to shipment. Quality: A professional engineering team strictly controls product quality. Productivity: Fully automatic equipment can firmly support your bulk orders. Build your ideas: Any custom designs you have are welcome.

6.What services can we provide?

HangZhou CHINAMFG Motor Co., Ltd. is a professional Micro Pumps and solenoid valves manufacturer. Passed ISO 9001, (EU)2015/863, EC1907/2006 quality system. With a talented design team releasing original designs.

7. Why should you buy from us not from other suppliers? HangZhou CHINAMFG Motor Co., Ltd. is a professional Micro Pumps and solenoid valves manufacturer. Passed ISO 9001, (EU)2015/863, EC1907/2006 quality system. With a talented design team releasing original designs.

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diaphragm vane pump

Are diaphragm vacuum pumps environmentally friendly and compliant with regulations?

Diaphragm vacuum pumps are generally considered to be environmentally friendly and compliant with regulations. Here’s a detailed explanation:

Environmental Friendliness: Diaphragm vacuum pumps offer several features that contribute to their environmental friendliness:

– No Oil Lubrication: Diaphragm pumps operate without the need for oil lubrication, which eliminates the risk of oil contamination in the vacuum system. This is particularly important in applications where oil vapor contamination could affect product quality or pose environmental hazards. The absence of oil lubrication also reduces the need for oil changes and disposal, resulting in lower environmental impact.

– Low Noise Emission: Diaphragm pumps are known for their relatively quiet operation compared to other types of vacuum pumps. The reduced noise emission makes them more environmentally friendly, particularly in settings where noise pollution needs to be minimized.

– Energy Efficiency: Diaphragm vacuum pumps can be designed to be energy-efficient, consuming less electrical power compared to other vacuum pump types. Reduced energy consumption not only contributes to cost savings but also helps reduce the overall environmental impact associated with energy usage.

– Chemical Compatibility: Diaphragm pumps are available in models constructed with chemically resistant materials. This allows them to handle corrosive gases or chemical vapors without degradation or release of harmful substances, further ensuring environmental compatibility.

Regulatory Compliance: Diaphragm vacuum pumps are designed and manufactured to meet regulatory standards and requirements. They are commonly used in various industries and applications where compliance with environmental and safety regulations is crucial. Some specific regulations that diaphragm vacuum pumps may comply with include:

– Restriction of Hazardous Substances (RoHS): Diaphragm pumps are often manufactured to comply with RoHS directives, which restrict the use of hazardous substances such as lead, mercury, cadmium, and certain flame retardants in electrical and electronic equipment.

– CE Marking: Diaphragm pumps intended for sale within the European Economic Area (EEA) are required to bear the CE marking, indicating compliance with relevant European Union (EU) directives related to health, safety, and environmental protection.

– International Electrotechnical Commission (IEC) Standards: Diaphragm vacuum pumps may adhere to specific IEC standards that ensure their safety, performance, and environmental compatibility.

It’s important to note that while diaphragm vacuum pumps are generally considered environmentally friendly and compliant with regulations, it’s essential to select pumps from reputable manufacturers and suppliers. This ensures that the pumps meet the necessary standards and certifications applicable to a specific industry or application.

In summary, diaphragm vacuum pumps are environmentally friendly due to their oil-free operation, low noise emission, energy efficiency, and chemical compatibility. They are designed and manufactured to comply with regulatory standards and requirements, such as RoHS directives, CE marking, and IEC standards. When choosing diaphragm vacuum pumps, it’s advisable to verify that they come from reliable sources and meet the necessary certifications for your specific application to ensure environmental compatibility and regulatory compliance.

diaphragm vane pump

What is the ultimate vacuum level that diaphragm vacuum pumps can achieve?

Diaphragm vacuum pumps are capable of achieving moderate vacuum levels, but their ultimate vacuum level is limited compared to certain high-performance vacuum pumps. Here’s a detailed explanation:

Typically, diaphragm vacuum pumps can achieve vacuum levels up to about 1 torr or 1 mbar. This level of vacuum is suitable for applications that require low to medium vacuum conditions.

diaphragm vane pump

What are the key components of a diaphragm vacuum pump?

A diaphragm vacuum pump consists of several key components that work together to create vacuum or low-pressure conditions. Here’s a detailed explanation of these components:

1. Diaphragm:

The diaphragm is the central component of a diaphragm vacuum pump. It is a flexible membrane that moves back and forth within a chamber to generate the pumping action. The diaphragm is typically made of a durable, chemically resistant material such as rubber or elastomer. It is responsible for creating changes in the chamber volume, resulting in suction and compression of gases.

2. Pumping Chamber:

The pumping chamber houses the diaphragm and provides the space for the diaphragm’s movement. It is a sealed chamber that expands and contracts as the diaphragm flexes. The pumping chamber is designed to be gas-tight to prevent leakage and maintain the vacuum or low-pressure conditions.

3. Inlet and Outlet Valves:

Diaphragm vacuum pumps typically have inlet and outlet valves that control the flow of gases into and out of the pumping chamber.

– Inlet Valve: The inlet valve allows gas or vapor to enter the pumping chamber during the suction phase. It opens when the diaphragm moves downward, creating a low-pressure region within the chamber.

– Outlet Valve: The outlet valve allows the compressed gas to be expelled from the pumping chamber during the compression and exhaust phases. It opens when the diaphragm moves upward, compressing the gas and forcing it out of the chamber.

4. Drive Mechanism:

The drive mechanism provides the motion and power to move the diaphragm back and forth within the pumping chamber. It can be an electric motor, a pneumatic actuator, or other mechanisms depending on the pump design. The drive mechanism ensures the continuous operation of the diaphragm, creating the pumping action.

5. Check Valves:

Check valves, also known as one-way valves or non-return valves, are often incorporated into diaphragm vacuum pumps to ensure the flow of gas occurs in the desired direction.

– Inlet Check Valve: The inlet check valve allows gas to enter the pumping chamber during the suction phase but prevents backflow when the diaphragm moves upward during compression and exhaust phases.

– Outlet Check Valve: The outlet check valve allows the compressed gas to be expelled from the pumping chamber during the compression and exhaust phases but prevents backflow into the chamber during the suction phase.

6. Housing and Mounting:

The housing of a diaphragm vacuum pump encloses and protects the internal components. It is typically made of a sturdy material such as metal or plastic. The housing also provides mounting points for the pump, allowing it to be securely installed in various orientations or integrated into larger systems.

7. Control and Monitoring Features:

Some diaphragm vacuum pumps may include control and monitoring features such as power switches, pressure gauges, or digital interfaces. These features allow for convenient operation, monitoring of vacuum levels, and integration with control systems or automation.

It’s important to note that the specific design and configuration of diaphragm vacuum pumps may vary across different manufacturers and models. Consulting the manufacturer’s specifications and documentation will provide detailed information on the components, construction, and performance characteristics of a particular diaphragm pump.

The combination of the diaphragm, pumping chamber, valves, drive mechanism, check valves, housing, and control features enables diaphragm vacuum pumps to generate efficient and reliable vacuum or low-pressure conditions for a wide range of applications.

China Custom 9V High Pressure Double Diaphragm Self Suction Vacuum Air Pump for Nebulizer vacuum pump oil near me
editor by Dream 2024-04-25