The type two-stage oil-sealed mechanical pump system varactor vacuum pump, which has the characteristics of the exhaust directly to the atmosphere is suitable for electronics, refrigeration, electric light, chemical, medical, bottle lamps, packaging, dehydrating, drying and other industries. (But can not be used for extraction of oxygen is too high, there are explosive, corrosive to metal on the vacuum oil from the chemical reactions, as well as containing the particles, dust, gas, also can not serve as pumps and compressors use.Motor power:0.37~5.5KW,extract capacity:2~7L/S,Limit vacuum:6×10-1Pa。
