1. Product Overview
7421 Series micro rolling pump is created by Keyto independently. It is largely utilized in medical tools, environmental protection products, instrumentation, mechanical chemical compounds, household electrical, laboratory and other higher-stop fields.
1.one  Characteristics Of 7421 Series Rolling Pump
The principal of rolling pump is the elastic diaphragm reciprocating by centrifugal wheel rotating, to change the volume of chamber, the valve entire body is central symmetric composition, with three working models inside, every single device can comprehensive an typical working cycle every single spin. The primary content of the pump entire body is PP, and the diaphragm substance is EPDM.  
Attributes:

1. Compact solution framework, modest dimensions, huge movement
2. Very good dynamic stability, small vibration, lower sounds
3. The use of brushless motor, extended life time, maintenance free
4. Pump human body content is appropriate with a selection of doing work media
5. Substantial Output stress