Oil Sealed Rotary High Vacuum Pump Oil Ring Vaccum PUmp Our clients can avail from us a wide range of Oil Sealed Rotary High Vacuum Pumps. Widely known oil-immersed, rotary vane type pumps, these are demanded for their increased efficiency and long trouble free operating life. Mounted eccentric in the stator body, these pumps have rotor, with two spring loaded vanes. On the rotation of rotor the vanes sweep the crescent shape air space twice in each revolution. The back flow of air is prevented with the help of in built non-return valve. These pumps have precisely machined, ground and assembled with close tolerances parts. We are the leading suppliers of Vacuum Pumps to pharmaceutical industry. Application: » Distillation » Dehydration and filtration processes » Exhausting electronic tubes, GLS lamps, mercury vapor lamps and tubes » Vacuum metallurgy, vacuum sublimation, vacuum impregnation, thin film coating » Refrigerator and air-conditioner servicing » Freeze drying of foods