Classification of water cooled roots vacuum pumps

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Requirements of vacuum pump for smooth oil
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Reasonable selection of vacuum pump according to metallurgical gas quantity

https://www.evpvacuum.com/zg-s....eries-roots-blower.h

Each inclined variable displacement piston pump unit should be clean | #mm

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Each inclined variable displacement piston pump unit should be clean

We have been servicing hydraulic components for many years, so you can be confident that no one can handle them well in the maintenance of hydraulic components.