Rotary vane vacuum pump is the basic equipment used to remove gas from sealed containers. It can be used alone, also can be used for booster pump, diffusion pump, molecular pump before the pump, maintenance pump, titanium pump pre-pumping pump, It can be used for vacuum drying, freeze drying, vacuum degassing, vacuum packaging, vacuum adsorption, vacuum forming, coating, food packaging, printing, sputtering, vacuum casting, instruments, instruments, refrigerators, air conditioning lines and laboratories and other vacuum operations and supporting use.