WLW oil-free vertical vacuum pump is a mature product developed and improved jointly by our company and other scientific research institutions and also an ideal product to replace W horizontal reciprocating vacuum pump. It is widely applied to conveying, refining, distillation, concentration, packaging, drying, gas analysis and tail gas recovery in vacuum state in pharmaceutical, chemical, food and other industries.

Characteristics of the pump: energy saving (35%), water saving (60%), saving floor space (60%). The oil-free lubrication guarantees a clean vacuum and favors clean recovery of tail gas. The radial device of valve has a 500 times longer service life. It has less vibration, less noises, simple but graceful shape, easy operation and maintenance and low running cost.

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