Tag Archives: membrane vacuum pump

China wholesaler Rd 40 Stainless Steel Air Double Vacuum Membrane Slurry Pump vacuum pump electric

Product Description

Diaphragm Pump Advantage:
1. Easy to install.
2. Easy maintenance – directly on line without dismantling the pump.
3. Quick start, strong self-suction capability.
4. Center body and sealing parts are imported from USA.
5. Center body is treated with anodizing, to well resist oxidation and tough environment.
6. Able to be connected with solenoid valve to realize remote control.
7. Lube free
8. No crash

Diaphragm pump
Exported to more than 30 countries and regions, including Southeast Asia, the Middle East, Europe and United States, ect., already has been granted 35 patents.

Diaphragm pump Certificate:
CE, BV, SGS, CCS, ISO9001, vessel CCS

After sales service:
15-years guarantee for structural parts of certer body, 1-year guarantee for the whole pump

Diaphragm pump Application area:
Chemical Industry; Coating Industry; Painting Industry; Dye Industry; Pigment and Textile Chemical Industry; Food Industry; Water treatment Industry; Petroleum Industry; Environmental protection Industry; Pharmaceutical Industry

Max Working Pressure 120 psi(0.84 Mpa,8.4bar)
Max Flow Rate 118 gpm (446 lpm)
Max Reciprocating Speed 200 cpm
Max Suction Height (Dry Sucking) 5m
Max Permitted Grain 0.2 in(5mm)
Max Air Consumption 80 scfm (40L/s)
Air Inlet Size 1/2 in.npt(f)
Air Outlet Size 1/2 in.npt(f)
Fluid Inlet Size 1-1/2 in.
Fluid Outlet Size 1-1/2 in.
Weight AL pump 16kg; SST  29kg

Packing & Shipping

Our service 

* All of the enquiry will be replied within 24 working hours

* Professional pump producer, with design team.

* All of the goods are packed with standard export wooden case (non-fumigation)

* Fast after-service

Company Introduction
RUDI pump (ZheJiang Rudi Fluid Conveyor Co., Ltd. ) is a professional manufacturer of air operated diaphragm pump, with over 20-year manufacturing experience in this field. The company has 2 production bases, 3 branch offices, and approx. 120 employees in total, among which there are more than 30 engineers. 

Our pumps have achieved more than 30 patents, CE, ISO9001, SGS certificates. Thanks to the reliable quality, we have won big appraise from our clients all these years. 

The air operated diaphragm pumps manufactured by RUDI use compressed air as power source, and it is the most advanced type of diaphragm pumps in market for the moment. It adopts three-way air pilot valve to achieve real no dead stop and faster reversing. Compared with other traditional domestic pumps, it has larger flow rate, more stable operation, and smaller pulsation. It is widely applied in waste water treatment, chemical industry, petrochemical industry, painting, ceramics, environmental protection, printing and dyeing, etc. to deal with all kinds of corrosive, volatile, flammable, poisonous fluids with particles and high viscosity. 

We have the following materials available, and our engineers will select the most suitable and economical material for you according to your specific working conditions. 

Wetted parts material: PP, PVDF, Acetal, Aluminum alloy, Ductile iron, stainless steel, etc. 

Diaphragm material: Teflon, Santoprene, Viton, Hytrel, Buna-N, etc. 

Available inlet/outlet size: 1/4″, 3/8″, 1/2″, 3/4″, 1″, 1-1/2″, 2″, 3″

Connection type: 
-Threaded connection: Plastic pumps from 1/4″ to 1-1/2″, and all metal pumps. 
-Fanged connection: Plastic pumps from 1/2″ to 3″.

FAQ

1. Q: What is MOQ?

     A: 1pc for regular product. Samples are available and sample cost can be deducted from future orders.
 

2. Q: What’s the payment?

    A: D/P, T/T, Western Union , please confirm with us with exact order.

 

3. Q: What is the delivery time?

    A: Depend on the quantity.

 

4. Q: What about package?

    A: Cartons with foam inside & wooden case.

 

5. Q: How are the products delivered to us?

    A: By International express.

 

6. Q: How long is the warranty?

A: 15 years warranty for air motor, 5 years for pump body.

 

7. Q: Whether the products can be made of different standard?

    A: Of course yes. We could produce product according to custom need.

  /* 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

Warranty: 1 Year Warranty (Except Wearing Parts)
Material: Stainless Steel
Power: Pneumatic
Valve Body Type: Diaphragm
Function: Self-Priming Type
Diaphragm Material: FPM
Customization:
Available

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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

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 advantages of using diaphragm vacuum pumps in various applications?

Diaphragm vacuum pumps offer several advantages that make them well-suited for various applications. Here’s a detailed explanation of the advantages:

1. Oil-Free and Contamination-Free Operation:

Diaphragm vacuum pumps are designed to be oil-free, meaning they do not require lubricating oil for operation. This eliminates the risk of oil contamination in the pumped gas or vapor, making them ideal for applications that require clean and uncontaminated vacuum conditions. Industries such as laboratory research, medical and healthcare, and semiconductor manufacturing benefit from the oil-free operation of diaphragm pumps.

2. Chemical Resistance:

Diaphragm pumps are typically constructed with materials that offer excellent chemical resistance. The diaphragm, valves, and other wetted parts are often made of chemically resistant materials such as rubber or elastomer. This allows diaphragm vacuum pumps to handle corrosive or reactive gases without degradation or contamination, making them suitable for applications in chemical processing, environmental monitoring, and analytical laboratories.

3. Gentle and Pulsation-Free Operation:

Diaphragm pumps provide a gentle pumping action that is free from pulsations. This characteristic is particularly advantageous in applications that require precise control or sensitive handling of gases or delicate samples. Examples include vacuum filtration, vacuum drying, degassing processes, and laboratory applications where consistent and smooth vacuum conditions are necessary.

4. Quiet Operation:

Diaphragm vacuum pumps are known for their quiet operation compared to 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, medical facilities, and research institutions.

5. Self-Priming Capability:

Diaphragm pumps are generally self-priming, meaning they can start and maintain their pumping action without the need for external priming or additional equipment. This makes them easy to use and convenient, especially in applications where frequent start-stop cycles or intermittent operation is required.

6. Compact and Portable:

Diaphragm vacuum pumps are often compact and lightweight, making them easy to install, move, or transport. Their compact size allows for flexible integration into existing systems or placement in confined spaces. The portability of diaphragm pumps is advantageous in applications that require mobility or where multiple pumping stations are needed in different locations.

7. Versatile Applications:

Diaphragm vacuum pumps find applications in a wide range of industries and fields. Some common applications include:

– 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’s important to note that the specific advantages of using diaphragm vacuum pumps can vary depending on the pump design, model, and application requirements. Manufacturers provide detailed specifications and guidelines that highlight the advantages and limitations of their diaphragm pumps for specific applications.

China wholesaler Rd 40 Stainless Steel Air Double Vacuum Membrane Slurry Pump   vacuum pump electricChina wholesaler Rd 40 Stainless Steel Air Double Vacuum Membrane Slurry Pump   vacuum pump electric
editor by Dream 2024-05-14

China wholesaler Membrane Pump/Agricultural Diaphragm Spray Pump vacuum pump brakes

Product Description

 This diaphragm pump is widely used in agricultural and garden sprayers, tractor mounted boom sprayers and air blast sprayers for ground CHINAMFG and orchards.
Specifications:
1) 3-cylingder.
2) Suction volume: 55L/min
3) Work Pressure: 40kg/cm
4) Matching Power: 6hp.

Outer packing:  1pcs in a carton.
Carton dimension: 35 x 33 x 32cm
N.W.: 16kg

HangZhou Sunny Agricultural Machinery Co., LTD., the core enterprise of CHINAMFG Group, since its foundation in 2001, has developed into a professional, leading and modern enterprise integrated with development, manufacture and sales of agricultural and horticultural plant protection machinery.HangZhou sunny, occupies an area of 40,000 square meters, construction area of 35,000 square meters.

HangZhou Sunny Agricultural Machinery Co., LTD., , has over 500 staff members including over 60 senior engineers and technicians.We have an excellent technical team,which can be designed according to customers requirements

With more than 20 years of experience in the design and manufacturing of Sprayers, we provide the top-class spraying solution to the client for a comprehensive range of professional products, from small 1L trigger sprayers to large 2000L tractors mounted sprayers, we have everything you need.

Over  90% of our products are exported , covering the markets of more than 100 countries and regions, such as Europe, America, Southeast Asia, Middle East, Africa and so on, deeply praised by clients from all over the world.
Relying on technological innovation and scientific management, the company has successively passed the ISO9001:2008 international quality management system certification; ISO14001Some products have passed through the GS, CE, Rohs, UL, CCC and other international and national quality and safety certifications. 

For 20 years, our team has focused on deep cultivation, research, and evaluation in the market. As a result, we have extensive knowledge of the products and the application. In addition, we have attained plenty of patents for inventions, utility models, and designs through years of development. With the extensive range of product lineups, we have multiple product components, various pumps, engines, and motors that can design your personalized products and develop solutions that suit your needs. With a strong and experienced engineer team, we have serviced many customers CHINAMFG with extraordinary results.

FAQ
1.Q:Are you a factory or trading company?
A:We are a factory.
2.Q:Where is your factory located? How can I visit there?
Our factory is located in Xihu (West Lake) Dis. HangZhou City, ZHangZhoug Province, China, about 5 hours bus ride from ZheJiang .All our clients, from home or abroad, are warmly welcome to visit us!
3.Q:How can I get some samples?
A: We are honored to offer you samples.
4.Q:How does your factory do regarding quality control?
A:”Quality is priority. we  always say great importance to quality controlling from the very beginning to the very end. 
 
5.Why Choose us :
 
ü   Best price , quick delivery
 
ü   Advanced equipments, good quality
 
ü   Professional skills, all-related services /* 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: Available
Warranty: One Year
Max.Head: 30-50m
Max.Capacity: 50-100 L/min
Driving Type: Tractor Mounted
Material: Cast Iron
Samples:
US$ 200/Piece
1 Piece(Min.Order)

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Customization:
Available

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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

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

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 wholesaler Membrane Pump/Agricultural Diaphragm Spray Pump   vacuum pump brakesChina wholesaler Membrane Pump/Agricultural Diaphragm Spray Pump   vacuum pump brakes
editor by Dream 2024-05-14

China high quality CHINAMFG Small High Performance High Pressure Diaphragm DC Air Pump, Mini Membrane Brush DC Vacuum Pump vacuum pump diy

Product Description

Topsflo Small High Performance High Pressure Diaphragm DC Air Pump, Mini Membrane Brush DC Vacuum Pump

Description:
CHINAMFG micro diaphragm pumps and compressors are based on a simple principal, the circular power from the motor is converted into oscillating movement by an eccentric, which moves up and down its central point, this motion is then transferred to a diaphragm by means of a connecting rod, an elastic diaphragm, which in conjunction with an inlet and outlet valve creates a pumping action.

The TM 40 Series offers multiple component configurations allowing them to be used for either vacuum operation, pressure operation, or alternating vacuum and pressure operations.The innovative, compact design incorporates leading edge technologies that allow it to operate harder, quieter and longer, reliabler, highly efficient.

TM 40 pumps can be mounted in any position and can deliver up to 13 l/min, 16L/min (dual head) depending on the model and will operate against pressures of up to 280Kpa.

Specification:

 
 
Model
Pressure Pump Vacuum Pump Rated Voltage No-load Current Max Pressure Max Vacuum Max Flow
  (Item Number) (Item Number) (Vdc) (A) (KPa) (KPa) (L/min)
TM40-B TM40A-B01-12-P22013 TM40A-B01-12-V8013 12 0.7 220 -80 13
  TM40-B02-12-P28016 TM40A-B02-12-V8016 12 1.2 280 -80 16
” P ” means pressure pump, ” V ” means vacuum pump, “12/24” means different voltages optional.
Pump Weight:280g; Pump Size:86*mm*65mm*40.5mm; Inlet&Outlet:OD 6.5mm/ID 3.4mm,hose suggestion:ID 5.0mm
Materials:pump head Nylon, membrane EPDM, valve EPDM
Motor type and code:”B”means economical brush DC motor (reference lifetime ≥1,000hours)

Features:
Highest Performance/Size Ratio
Innovative and efficient engineering designs enable the TM 40 Series to push the performance envelope in a lightweight, compact size.
Performs Quieter
Optimized head, chamber, and flow path reduce noise without compromising performance.
Lasts Reliably Longer

Uncontaminated flow
no contamination of the media due to oil-free operation
Little vibration
Because of leading edge technologies, top quality bearing, superior brushless motor
High level of gas tightness
thanks to stress-optimised structured diaphragm, newly-designed valves and sealing systems, precise placement of the pump head
Extreme chemical resistance
The use of chemically resistant materials optional such as PTFE FKM or other ,material combinations for the parts which allows the corrosive gas to be pumped.
Optimal solution for your application
a wide standard range of materials, motors , voltages configurates multiple components system selected
 

Typical Application:
Industrial pressure and vacuum applications
Portable Analytical Instruments
Medical Diagnostic Equipment
Air Quality Sampling Monitors
Respiration Monitors
Gas or Odor Leak Detectors  

Dimension(mm) & Curve:

  /* 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

Material: Head Nylon, Membrane EPDM / PTFE, Valve EPDM / FPM
Power: Electric
Function: Electronic Type
Motor: DC Brush,Motor
Materials: Pump Head Nylon, Membrane EPDM / PTFE, Valve EPDM
Life-Time: 1200hour
Customization:
Available

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diaphragm vane pump

Can diaphragm vacuum pumps be integrated into existing laboratory setups and industrial processes?

Yes, diaphragm vacuum pumps can be integrated into existing laboratory setups and industrial processes. Here’s a detailed explanation:

Laboratory Setups: Diaphragm vacuum pumps are commonly used in laboratory environments for various applications, including filtration, aspiration, degassing, desiccation, and vacuum drying. They can be easily integrated into existing laboratory setups due to their compact size, versatility, and compatibility with a wide range of laboratory equipment.

Diaphragm vacuum pumps can connect to laboratory apparatus such as filtration systems, rotary evaporators, vacuum ovens, and vacuum desiccators. They often feature standard connections, such as hose barbs or quick-connect fittings, that allow for easy and secure attachment to different laboratory devices. In many cases, diaphragm vacuum pumps can directly replace other types of vacuum pumps without requiring significant modifications to the existing setup.

The ability to integrate diaphragm vacuum pumps into laboratory setups offers advantages such as:

Oil-Free Operation: Diaphragm pumps do not require oil lubrication, eliminating the risk of oil contamination in the laboratory setup and reducing maintenance requirements.

Quiet Operation: Diaphragm pumps are known for their relatively quiet operation, making them suitable for laboratory environments where noise reduction is desirable.

Chemical Compatibility: Diaphragm pumps are available in models constructed with chemically resistant materials, allowing them to handle a wide range of solvents, gases, and vapors encountered in laboratory processes.

Industrial Processes: Diaphragm vacuum pumps can also be integrated into various industrial processes. They find applications in industries such as pharmaceuticals, food and beverage, electronics, automotive, and materials processing.

In industrial settings, diaphragm vacuum pumps can be used for tasks such as vacuum packaging, degassing, solvent recovery, pneumatic conveying, and vacuum drying. They can be incorporated into existing process lines and equipment, providing the necessary vacuum levels and performance required for the specific application.

Diaphragm vacuum pumps offer advantages in industrial processes, including:

Reliable Performance: Diaphragm pumps are known for their reliable operation, providing consistent vacuum levels and performance over time.

Energy Efficiency: Diaphragm pumps can be designed to be energy-efficient, contributing to cost savings and sustainability in industrial operations.

Low Maintenance: Diaphragm pumps generally have low maintenance requirements compared to other types of vacuum pumps, reducing downtime and operating costs.

When integrating diaphragm vacuum pumps into laboratory or industrial setups, it’s important to consider factors such as the required vacuum level, flow rate, compatibility with existing equipment, and any specific environmental or safety considerations. Additionally, consulting the manufacturer’s guidelines and seeking expert advice can ensure proper integration and optimal performance.

In summary, diaphragm vacuum pumps can be easily integrated into existing laboratory setups and industrial processes. Their compact size, versatility, oil-free operation, chemical compatibility, and reliable performance make them suitable for a wide range of applications. Whether in laboratory or industrial settings, diaphragm vacuum pumps offer advantages such as quiet operation, energy efficiency, and low maintenance requirements.

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

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 high quality CHINAMFG Small High Performance High Pressure Diaphragm DC Air Pump, Mini Membrane Brush DC Vacuum Pump   vacuum pump diyChina high quality CHINAMFG Small High Performance High Pressure Diaphragm DC Air Pump, Mini Membrane Brush DC Vacuum Pump   vacuum pump diy
editor by Dream 2024-04-25

China Standard Rd 40 Stainless Steel Air Double Vacuum Membrane Slurry Pump vacuum pump and compressor

Product Description

Diaphragm Pump Advantage:
1. Easy to install.
2. Easy maintenance – directly on line without dismantling the pump.
3. Quick start, strong self-suction capability.
4. Center body and sealing parts are imported from USA.
5. Center body is treated with anodizing, to well resist oxidation and tough environment.
6. Able to be connected with solenoid valve to realize remote control.
7. Lube free
8. No crash

Diaphragm pump
Exported to more than 30 countries and regions, including Southeast Asia, the Middle East, Europe and United States, ect., already has been granted 35 patents.

Diaphragm pump Certificate:
CE, BV, SGS, CCS, ISO9001, vessel CCS

After sales service:
15-years guarantee for structural parts of certer body, 1-year guarantee for the whole pump

Diaphragm pump Application area:
Chemical Industry; Coating Industry; Painting Industry; Dye Industry; Pigment and Textile Chemical Industry; Food Industry; Water treatment Industry; Petroleum Industry; Environmental protection Industry; Pharmaceutical Industry

Max Working Pressure 120 psi(0.84 Mpa,8.4bar)
Max Flow Rate 118 gpm (446 lpm)
Max Reciprocating Speed 200 cpm
Max Suction Height (Dry Sucking) 5m
Max Permitted Grain 0.2 in(5mm)
Max Air Consumption 80 scfm (40L/s)
Air Inlet Size 1/2 in.npt(f)
Air Outlet Size 1/2 in.npt(f)
Fluid Inlet Size 1-1/2 in.
Fluid Outlet Size 1-1/2 in.
Weight AL pump 16kg; SST  29kg

Packing & Shipping

Our service 

* All of the enquiry will be replied within 24 working hours

* Professional pump producer, with design team.

* All of the goods are packed with standard export wooden case (non-fumigation)

* Fast after-service

Company Introduction
RUDI pump (ZheJiang Rudi Fluid Conveyor Co., Ltd. ) is a professional manufacturer of air operated diaphragm pump, with over 20-year manufacturing experience in this field. The company has 2 production bases, 3 branch offices, and approx. 120 employees in total, among which there are more than 30 engineers. 

Our pumps have achieved more than 30 patents, CE, ISO9001, SGS certificates. Thanks to the reliable quality, we have won big appraise from our clients all these years. 

The air operated diaphragm pumps manufactured by RUDI use compressed air as power source, and it is the most advanced type of diaphragm pumps in market for the moment. It adopts three-way air pilot valve to achieve real no dead stop and faster reversing. Compared with other traditional domestic pumps, it has larger flow rate, more stable operation, and smaller pulsation. It is widely applied in waste water treatment, chemical industry, petrochemical industry, painting, ceramics, environmental protection, printing and dyeing, etc. to deal with all kinds of corrosive, volatile, flammable, poisonous fluids with particles and high viscosity. 

We have the following materials available, and our engineers will select the most suitable and economical material for you according to your specific working conditions. 

Wetted parts material: PP, PVDF, Acetal, Aluminum alloy, Ductile iron, stainless steel, etc. 

Diaphragm material: Teflon, Santoprene, Viton, Hytrel, Buna-N, etc. 

Available inlet/outlet size: 1/4″, 3/8″, 1/2″, 3/4″, 1″, 1-1/2″, 2″, 3″

Connection type: 
-Threaded connection: Plastic pumps from 1/4″ to 1-1/2″, and all metal pumps. 
-Fanged connection: Plastic pumps from 1/2″ to 3″.

FAQ

1. Q: What is MOQ?

     A: 1pc for regular product. Samples are available and sample cost can be deducted from future orders.
 

2. Q: What’s the payment?

    A: D/P, T/T, Western Union , please confirm with us with exact order.

 

3. Q: What is the delivery time?

    A: Depend on the quantity.

 

4. Q: What about package?

    A: Cartons with foam inside & wooden case.

 

5. Q: How are the products delivered to us?

    A: By International express.

 

6. Q: How long is the warranty?

A: 15 years warranty for air motor, 5 years for pump body.

 

7. Q: Whether the products can be made of different standard?

    A: Of course yes. We could produce product according to custom need.

  /* 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

Warranty: 1 Year Warranty (Except Wearing Parts)
Material: Stainless Steel
Power: Pneumatic
Valve Body Type: Diaphragm
Function: Self-Priming Type
Diaphragm Material: FPM
Customization:
Available

|

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

What are the maintenance requirements for diaphragm vacuum pumps, and are they user-friendly?

Diaphragm vacuum pumps have specific maintenance requirements to ensure optimal performance and longevity. Here’s a detailed explanation:

Maintenance requirements for diaphragm vacuum pumps typically include the following:

Regular Inspection: Diaphragm pumps should be inspected regularly to check for any signs of wear, damage, or leaks. This includes inspecting the diaphragms, valves, seals, and other critical components for integrity and proper functioning. Regular inspections help identify and address potential issues before they escalate into more significant problems.

Cleaning: Keeping the pump clean is essential for efficient operation. It involves removing any accumulated dust, dirt, or debris from the pump’s exterior and ensuring that the air intake and exhaust ports are free from obstructions. Cleaning should be performed according to the manufacturer’s recommendations using appropriate cleaning agents and techniques.

Diaphragm Replacement: Over time, diaphragms in diaphragm vacuum pumps may wear out or become damaged. Regularly replacing worn or damaged diaphragms is crucial to maintain the pump’s performance. The frequency of diaphragm replacement depends on factors such as operating conditions, usage intensity, and the manufacturer’s recommendations.

Lubrication: Some diaphragm pumps may require lubrication for certain components, such as bearings or moving parts. However, many diaphragm pumps are designed to operate without the need for lubrication, offering the advantage of reduced maintenance and eliminating the risk of oil contamination in sensitive applications.

Seal Replacement: The seals used in diaphragm vacuum pumps may require periodic replacement to ensure airtight operation and prevent air leakage. The frequency of seal replacement depends on factors such as operating conditions and the manufacturer’s recommendations. It’s important to use high-quality replacement seals to maintain the pump’s performance and prevent any compromise in vacuum levels.

As for user-friendliness, diaphragm vacuum pumps are generally considered to be user-friendly due to the following reasons:

Ease of Operation: Diaphragm pumps are designed for straightforward operation, typically involving simple on/off switches or control knobs. They often have intuitive interfaces that make them easy to use, even for individuals with limited technical expertise.

Compact and Portable: Diaphragm vacuum pumps are often compact and lightweight, making them easy to handle and move around. Their small size and portable nature contribute to their user-friendliness, especially in applications where mobility is important.

Minimal Maintenance: Compared to some other types of vacuum pumps, diaphragm pumps generally have lower maintenance requirements. They often do not require oil changes or complex maintenance procedures, reducing the time and effort needed for upkeep.

Clear Documentation: Manufacturers provide user manuals and documentation that outline maintenance procedures, troubleshooting guides, and safety precautions. These resources help users understand the maintenance requirements and ensure that the pumps are operated and maintained correctly.

While diaphragm vacuum pumps are generally user-friendly, it’s important to note that proper training and adherence to safety guidelines are still necessary to ensure safe and effective operation. Following the manufacturer’s instructions and seeking professional assistance when needed are essential for maintaining the pump’s performance and extending its lifespan.

In summary, diaphragm vacuum pumps have specific maintenance requirements, including regular inspection, cleaning, diaphragm replacement, and seal replacement. They are generally considered user-friendly due to their ease of operation, compact design, minimal maintenance needs, and clear documentation provided by manufacturers.

diaphragm vane pump

What are the advantages of using diaphragm vacuum pumps in various applications?

Diaphragm vacuum pumps offer several advantages that make them well-suited for various applications. Here’s a detailed explanation of the advantages:

1. Oil-Free and Contamination-Free Operation:

Diaphragm vacuum pumps are designed to be oil-free, meaning they do not require lubricating oil for operation. This eliminates the risk of oil contamination in the pumped gas or vapor, making them ideal for applications that require clean and uncontaminated vacuum conditions. Industries such as laboratory research, medical and healthcare, and semiconductor manufacturing benefit from the oil-free operation of diaphragm pumps.

2. Chemical Resistance:

Diaphragm pumps are typically constructed with materials that offer excellent chemical resistance. The diaphragm, valves, and other wetted parts are often made of chemically resistant materials such as rubber or elastomer. This allows diaphragm vacuum pumps to handle corrosive or reactive gases without degradation or contamination, making them suitable for applications in chemical processing, environmental monitoring, and analytical laboratories.

3. Gentle and Pulsation-Free Operation:

Diaphragm pumps provide a gentle pumping action that is free from pulsations. This characteristic is particularly advantageous in applications that require precise control or sensitive handling of gases or delicate samples. Examples include vacuum filtration, vacuum drying, degassing processes, and laboratory applications where consistent and smooth vacuum conditions are necessary.

4. Quiet Operation:

Diaphragm vacuum pumps are known for their quiet operation compared to 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, medical facilities, and research institutions.

5. Self-Priming Capability:

Diaphragm pumps are generally self-priming, meaning they can start and maintain their pumping action without the need for external priming or additional equipment. This makes them easy to use and convenient, especially in applications where frequent start-stop cycles or intermittent operation is required.

6. Compact and Portable:

Diaphragm vacuum pumps are often compact and lightweight, making them easy to install, move, or transport. Their compact size allows for flexible integration into existing systems or placement in confined spaces. The portability of diaphragm pumps is advantageous in applications that require mobility or where multiple pumping stations are needed in different locations.

7. Versatile Applications:

Diaphragm vacuum pumps find applications in a wide range of industries and fields. Some common applications include:

– 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’s important to note that the specific advantages of using diaphragm vacuum pumps can vary depending on the pump design, model, and application requirements. Manufacturers provide detailed specifications and guidelines that highlight the advantages and limitations of their diaphragm pumps for specific applications.

China Standard Rd 40 Stainless Steel Air Double Vacuum Membrane Slurry Pump   vacuum pump and compressor	China Standard Rd 40 Stainless Steel Air Double Vacuum Membrane Slurry Pump   vacuum pump and compressor
editor by CX 2024-04-15

China wholesaler CHINAMFG Small High Performance High Pressure Diaphragm DC Air Pump, Mini Membrane Brush DC Vacuum Pump with Hot selling

Product Description

Topsflo Small High Performance High Pressure Diaphragm DC Air Pump, Mini Membrane Brush DC Vacuum Pump

Description:
TOPSFLO micro diaphragm pumps and compressors are based on a simple principal, the circular power from the motor is converted into oscillating movement by an eccentric, which moves up and down its central point, this motion is then transferred to a diaphragm by means of a connecting rod, an elastic diaphragm, which in conjunction with an inlet and outlet valve creates a pumping action.

The TM 40 Series offers multiple component configurations allowing them to be used for either vacuum operation, pressure operation, or alternating vacuum and pressure operations.The innovative, compact design incorporates leading edge technologies that allow it to operate harder, quieter and longer, reliabler, highly efficient.

TM 40 pumps can be mounted in any position and can deliver up to 13 l/min, 16L/min (dual head) depending on the model and will operate against pressures of up to 280Kpa.

Specification:

 
 
Model
Pressure Pump Vacuum Pump Rated Voltage No-load Current Max Pressure Max Vacuum Max Flow
  (Item Number) (Item Number) (Vdc) (A) (KPa) (KPa) (L/min)
TM40-B TM40A-B01-12-P22013 TM40A-B01-12-V8013 12 0.7 220 -80 13
  TM40-B02-12-P28016 TM40A-B02-12-V8016 12 1.2 280 -80 16
” P ” means pressure pump, ” V ” means vacuum pump, “12/24” means different voltages optional.
Pump Weight:280g; Pump Size:86*mm*65mm*40.5mm; Inlet&Outlet:OD 6.5mm/ID 3.4mm,hose suggestion:ID 5.0mm
Materials:pump head Nylon, membrane EPDM, valve EPDM
Motor type and code:”B”means economical brush DC motor (reference lifetime ≥1,000hours)

Features:
Highest Performance/Size Ratio
Innovative and efficient engineering designs enable the TM 40 Series to push the performance envelope in a lightweight, compact size.
Performs Quieter
Optimized head, chamber, and flow path reduce noise without compromising performance.
Lasts Reliably Longer

Uncontaminated flow
no contamination of the media due to oil-free operation
Little vibration
Because of leading edge technologies, top quality bearing, superior brushless motor
High level of gas tightness
thanks to stress-optimised structured diaphragm, newly-designed valves and sealing systems, precise placement of the pump head
Extreme chemical resistance
The use of chemically resistant materials optional such as PTFE FKM or other ,material combinations for the parts which allows the corrosive gas to be pumped.
Optimal solution for your application
a wide standard range of materials, motors , voltages configurates multiple components system selected
 

Typical Application:
Industrial pressure and vacuum applications
Portable Analytical Instruments
Medical Diagnostic Equipment
Air Quality Sampling Monitors
Respiration Monitors
Gas or Odor Leak Detectors  

Dimension(mm) & Curve:

 

Material: Head Nylon, Membrane EPDM / PTFE, Valve EPDM / FPM
Power: Electric
Function: Electronic Type
Motor: DC Brush,Motor
Materials: Pump Head Nylon, Membrane EPDM / PTFE, Valve EPDM
Life-Time: 1200hour
Customization:
Available

|

diaphragm vane pump

Can diaphragm vacuum pumps be used in pharmaceutical manufacturing and research?

Yes, diaphragm vacuum pumps are commonly used in pharmaceutical manufacturing and research. Here’s a detailed explanation:

Pharmaceutical manufacturing and research often require vacuum applications for various processes, such as filtration, drying, degassing, and solvent evaporation. Diaphragm vacuum pumps are well-suited for these applications due to several reasons:

Oil-Free Operation: Diaphragm pumps operate without the need for oil lubrication. This oil-free operation is particularly advantageous in pharmaceutical manufacturing and research, as it eliminates the risk of oil contamination that could affect the quality and purity of the pharmaceutical products or interfere with sensitive analytical techniques.

Chemical Compatibility: Diaphragm pumps are available in chemically resistant materials such as PTFE (polytetrafluoroethylene) or other corrosion-resistant polymers. This allows them to handle a wide range of pharmaceutical compounds, solvents, and reagents without the risk of material degradation or chemical reactions that could compromise the process or product integrity.

Adjustable Vacuum Levels: Diaphragm vacuum pumps offer adjustable vacuum levels, allowing precise control over the pressure within the pharmaceutical process. This control is essential for optimizing various operations such as filtration rates, drying times, or maintaining specific process conditions.

Contamination Prevention: Diaphragm pumps are designed to prevent backflow and cross-contamination, ensuring the integrity and purity of the pharmaceutical products or research samples. They provide a reliable and consistent vacuum source that helps maintain aseptic conditions and prevent contamination during critical processes.

Compact and Quiet Operation: Diaphragm pumps are often compact, lightweight, and operate quietly. This makes them suitable for use in laboratory settings or small-scale pharmaceutical manufacturing facilities, where space may be limited, and noise reduction is desirable.

Diaphragm vacuum pumps find various applications in pharmaceutical manufacturing and research, including:

Filtration: Diaphragm pumps are commonly used for vacuum filtration processes, such as the separation of solids from liquids or the removal of particulate matter from pharmaceutical solutions or suspensions.

Drying: Diaphragm pumps facilitate efficient drying processes by creating a vacuum environment that aids in the removal of moisture or solvents from pharmaceutical materials, such as active pharmaceutical ingredients (APIs), excipients, or granules.

Degassing: Diaphragm pumps are employed for degassing processes to remove dissolved gases from pharmaceutical formulations, ensuring product stability and preventing issues such as foaming or degradation.

Solvent Evaporation: Diaphragm pumps play a crucial role in solvent evaporation processes, where they create a vacuum that lowers the boiling point of solvents, allowing them to evaporate at lower temperatures and facilitate efficient concentration or purification of pharmaceutical solutions.

In summary, diaphragm vacuum pumps are widely used in pharmaceutical manufacturing and research due to their oil-free operation, chemical compatibility, adjustable vacuum levels, contamination prevention, and compact design. They provide reliable and efficient vacuum sources for a range of applications, including filtration, drying, degassing, and solvent evaporation, contributing to the development and production of high-quality pharmaceutical products and advancement in pharmaceutical research.

diaphragm vane pump

What is the noise level produced by diaphragm vacuum pumps during operation?

The noise level produced by diaphragm vacuum pumps during operation can vary depending on factors such as pump design, size, and operating conditions. Here’s a detailed explanation:

Diaphragm vacuum pumps are generally known for their relatively quiet operation compared to other types of vacuum pumps. The noise level produced by diaphragm pumps is typically lower than that of oil-sealed rotary vane pumps or piston pumps.

The noise level is influenced by various factors, including:

Pump Design: The design of the diaphragm pump can affect the noise level. Some pumps are specifically engineered to minimize noise by incorporating features such as noise-reducing materials, vibration dampening mechanisms, or sound insulation.

Pump Size and Power: Larger diaphragm pumps may generate more noise compared to smaller ones due to increased air displacement and higher power requirements. It’s important to consider the specific size and power rating of the pump when evaluating its noise level.

Operating Conditions: The noise level can also be influenced by the operating conditions of the diaphragm pump. Factors such as speed, temperature, and the presence of vibrations or resonances in the system can impact the overall noise output.

While diaphragm vacuum pumps are generally considered to have low noise levels, it’s important to note that individual pump models may have different noise specifications. Manufacturers often provide noise level data in the pump’s technical documentation, which can help in selecting a pump that meets specific noise requirements.

Additionally, it’s worth considering noise reduction measures such as using vibration isolation pads, enclosing the pump in a soundproof housing, or employing remote mounting techniques to further minimize any noise generated by the pump.

In summary, diaphragm vacuum pumps are known for their relatively quiet operation compared to other types of vacuum pumps. However, the actual noise level produced can vary depending on factors such as pump design, size, and operating conditions. Consulting the manufacturer’s specifications and implementing noise reduction measures can help ensure a suitable noise level for the intended application.

diaphragm vane pump

What are the advantages of using diaphragm vacuum pumps in various applications?

Diaphragm vacuum pumps offer several advantages that make them well-suited for various applications. Here’s a detailed explanation of the advantages:

1. Oil-Free and Contamination-Free Operation:

Diaphragm vacuum pumps are designed to be oil-free, meaning they do not require lubricating oil for operation. This eliminates the risk of oil contamination in the pumped gas or vapor, making them ideal for applications that require clean and uncontaminated vacuum conditions. Industries such as laboratory research, medical and healthcare, and semiconductor manufacturing benefit from the oil-free operation of diaphragm pumps.

2. Chemical Resistance:

Diaphragm pumps are typically constructed with materials that offer excellent chemical resistance. The diaphragm, valves, and other wetted parts are often made of chemically resistant materials such as rubber or elastomer. This allows diaphragm vacuum pumps to handle corrosive or reactive gases without degradation or contamination, making them suitable for applications in chemical processing, environmental monitoring, and analytical laboratories.

3. Gentle and Pulsation-Free Operation:

Diaphragm pumps provide a gentle pumping action that is free from pulsations. This characteristic is particularly advantageous in applications that require precise control or sensitive handling of gases or delicate samples. Examples include vacuum filtration, vacuum drying, degassing processes, and laboratory applications where consistent and smooth vacuum conditions are necessary.

4. Quiet Operation:

Diaphragm vacuum pumps are known for their quiet operation compared to 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, medical facilities, and research institutions.

5. Self-Priming Capability:

Diaphragm pumps are generally self-priming, meaning they can start and maintain their pumping action without the need for external priming or additional equipment. This makes them easy to use and convenient, especially in applications where frequent start-stop cycles or intermittent operation is required.

6. Compact and Portable:

Diaphragm vacuum pumps are often compact and lightweight, making them easy to install, move, or transport. Their compact size allows for flexible integration into existing systems or placement in confined spaces. The portability of diaphragm pumps is advantageous in applications that require mobility or where multiple pumping stations are needed in different locations.

7. Versatile Applications:

Diaphragm vacuum pumps find applications in a wide range of industries and fields. Some common applications include:

– 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’s important to note that the specific advantages of using diaphragm vacuum pumps can vary depending on the pump design, model, and application requirements. Manufacturers provide detailed specifications and guidelines that highlight the advantages and limitations of their diaphragm pumps for specific applications.

China wholesaler CHINAMFG Small High Performance High Pressure Diaphragm DC Air Pump, Mini Membrane Brush DC Vacuum Pump   with Hot selling	China wholesaler CHINAMFG Small High Performance High Pressure Diaphragm DC Air Pump, Mini Membrane Brush DC Vacuum Pump   with Hot selling
editor by CX 2023-12-04

China Good quality Lab Silent 12L/Min PTFE Membrane Diaphragm Vacuum Pump GM-0.20 vacuum pump oil

Product Description

Lab silent 12L/min PTFE membrane diaphragm vacuum pump
 

Product Overview:

1. Picture of CHINAMFG GM-0.20 Vacuum Pump:

 

2. Parameters of CHINAMFG GM-0.20 Vacuum Pump:

Model

GM-0.20

GM-0.5II

GM-0.5

GM-0.33II 

GM-1.0

Pump Head

1

2

1

1

2

Speed of Evacuation

15 L/Min

30 L/Min

20 L/Min

60 L/Min

Ultimate pressure 

≥0.075 Mpa

≥0.095 Mpa

≥0.08 Mpa

Vacuum

250 mbar

50 mbar

200 mbar

Pressure

≥30 Psi Positive or 

negative pressure

Negative pressure

≥30Positive, 

Positive or 

negative 

pressure

Negative pressure

≥30Positive, 

Positive or 

negative 

pressure

Inlet

φ6 mm

Outlet

φ6 mm

Silencer

φ6 mm

Silencer

φ6 mm

Working Temp.

7~40ºC

Body Temp.

<55ºC

Noise Level

<60 dB

<50 dB

Motor Power

75W

160W

Power consumption

AC110/220V±10%, 50/60Hz

Diaphragm

NBR

Valves

/

NBR

Net Weight(kg)

10 

6.6 

6.2

10 

Gross Weight(kg)

4.5

11

7.6

7.5

11

External Size

(L*W*H)mm

195*98*156

300*120*235 

210*160*235

215*120*235

300*160*235

Package Size(L*W*H)mm

330*210*240

314*205*316

300*210*310

315*200*310  

380*340*270

3. Features of CHINAMFG GM-0.5 Vacuum:

Features:

* Oil free,clean exhausted air by built- in filter .

* Automatic cooling exhaust system ensures 24 h operation continuously.

* The pressure adjustable design can satisfy a certain range of vacuum and gas velocity.

*  surface treatment, anti-gas corrosion.

* orange look for anticorrosive vacuum pump(eg: GM-0.33IIP, GM-0.5P, GM-0.5IIP, GM-1.0P)

Company Overview:

FAQ
1. How about the sample of CHINAMFG product?
We could send you the samples but the freight and the sample are charged.
2. How about CHINAMFG delivery time?
Within 7-15 workdays after receiving deposit.
3. How about CHINAMFG validity of quotation?
Usually 30 days as the shipping freight and exchange rate can be fluctuant.
4. What’s the shipping port?
FOB to HangZhou Port, China(also can ship according to customers’ request)
5. How about the package?
Bubble film & cotton & standard export wooden case
6. How to inspect the goods?
Products will be checked by our QC staff first, then our project manager.
Client can come and check by themselves or by third party check is available.

Contact Me

 

Oil or Not: Oil Free
Structure: Rotary Vacuum Pump
Exhauster Method: Positive Displacement Pump
Vacuum Degree: Vacuum
Work Function: Mainsuction Pump
Working Conditions: Dry
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

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 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 Good quality Lab Silent 12L/Min PTFE Membrane Diaphragm Vacuum Pump GM-0.20   vacuum pump oil	China Good quality Lab Silent 12L/Min PTFE Membrane Diaphragm Vacuum Pump GM-0.20   vacuum pump oil
editor by CX 2023-11-20