W, WY reciprocation type vacuum pump
The type of W,WY vacuum pumps are widely used in vacuum distillation in respects of oil
refining、 pigment、 plastics、soap、food、suger refinging、pharmacy、agricultural chemical、
chemical industry .They are also used in evaporate crystallization, dry filter ,concrete work in
respects of building ,vacuum exhausting air of metallurgical industry and work of low pressure,
low temperature in the other departments。
