主要用來抽除空氣和其他有一定腐蝕性，不溶于水，允許含有少量固體顆粒物的氣體．廣泛用于食品，紡織，醫藥、化工等行業的真空蒸發｀濃縮、浸漬、干燥等工藝中。

該型真空泵具有真空度高｀結構簡單，使用方便，工作可靠，維護方便等特點。

It is mainly used to remove ari and other gases that are corrosive, insoluble in water, and allow a small amount of solid particles Widely used in vacuum evaporation, concentration, impregnation, drying and other processes in food, textile, pharmaceutical, chemical and other industries.

This type of vacuum pump has the characteristics of high vacuum, simple structure, convenient use, reliable operation and convenient maintenance.