First, the WX-type oil-free rotary vane vacuum pump Overview: WX oil-free rotary vane vacuum pump is a clean type of vacuum pump, without oil lubrication to work, will not pollute the environment and the product being processed. Suitable for vacuum drying, vacuum concentration operations, can be widely used in pharmaceutical, chemical, food, medical equipment, printing, bookbinding, packaging, plastic molding and laboratory and other fields. Second, the characteristics of WX oil-free rotary vane vacuum pump: 1, Because WX oil-free rotary vane vacuum pump does not exist oil vapor, because of some, when it is used, the working environment and the product being processed will not be oil pollution, It is the ideal vacuum equipment for use in industries that require no oil vapor strictly. 2, oil-free vacuum pump does not require lubrication of the vacuum pump compared to the regular maintenance and repair can be greatly reduced, not for the lack of vacuum oil, to repair caused a lot of inconvenience and trouble. 3, WX oil-free rotary vane vacuum pump directly connected with the motor, compact structure, light weight, smaller size than other types of pumps. 4, WX-type oil-free rotary vane vacuum pump application multi-blade high-speed rotation, to avoid breathing in the exhaust pulse fluctuations. 5, WX oil-free rotary vane vacuum pump can open the atmosphere for continuous operation.