Huanyu Oilless Diaphragm Vacuum Pump Oil Free Anticorrosive Pump 20L/min Lab R&D for Filtration Extraction Apsorption 110V(Anticorrosive Type, GM-0.33A(Single Pump))

Description Huanyu See more Features & details Features [Oil free]No working medium (no oil) is needed, no pollution occurs, and the gas exchange chamber of the machine has built-in filter material to ensure the purity of the air.

[Anti-corrosion]The anti-corrosion type Vacuum Pump are treated with Teflon surface and are resistant to chemical corrosion.

[Frictionless film]Using frictionless film body movement, no heat generation, no friction loss.

The diaphragm is made of quality rubber, corrosion resistant and long service life.

[Quality bearing] adopts bearings, which is stable in operation, low in noise and high in work efficiency.