Rotary vane vacuum pump 2X was used to seal the container extraction of gas and access to basic Kang prepared by vacuum. 2X ser 2X Series rotary vane vacuum pump technical parameterRotary vane vacuum pump 2X was used to seal the container extraction of gas and access to basic Kang prepared by vacuum.2X series vacuum pump can be used alone, but also can be used as booster pumps, diffusion pumps, ...