Multistage Rotary Vane Vacuum Pump for Air Suction

Product overview1. 2X rotary vane vacuum pump is of double-stage oil-sealed mechanical vacuum type and is the primary equipment to create vacuum for sealed vesselsby air extraction. Remarkably, this type of pump has become the leader in market with i

Two Stage Rotary Vane Vacuum Pump

Product overviewThis type of pump is double stage high speed oil sealed rotary vane vacuum pump. It is equipped with gas-ballast valve. Its function is to fill the exhaust space with certain amount of air ,when the valve is open ,so to reduce the p