• Alisha Machines Private Limited

Oil Ring Vacuum Pump

High vacuum pump is oil immersed rotary vane type. The main assembly consists of a main body with rotary vanes mounted eccentrically in it. The rotor is provided with two vanes opposite each other with springs in between which press them against the inner wall of the main body and make them move in and out of the rotor. The rotor revolves sweeping the airspace twice each revolution. Oil sealed high vacuum pumps includes single stage pump and double stage with gas ballast (vented exhaust).