Chemical Resistant Oil Free Vacuum Pump Chemker 300 / 400 / 410 / 411

◆High chemical resistance
All wetted parts of Chemker series vacuum pump are made of PTFE material which can resist most of corrosive gases.
 
◆ No air pollution, maintenance free
Chemker series vacuum pumps are driven by Diaphragm, without the need of lubricant, regular oil changes and maintenance; with no oil pollution.
 
◆ Quiet and low vibration
Driven direct by motor with no additional belt-driven transmission; the quality vibration-proof assembly makes Chemker run at the lowest noise level among all other equivalent pumps.
 
◆ Thermal protection device
Every motor of Chemker series vacuum pumps has a built-in thermal protection device to shut off the pump automatically when overheated and then resume working when the temperature cools down.