How to correct use roots vacuum pump
Posted on Fri, 18 May 2018 06:11:35 +0000
Roots vacuum pump has a lot of advantages, which can not be replaced by other vacuum pumps , its working temperature is no more than 50 ℃, if roots vacuum pump is working at low temperature, its pumping speed of gas will very fast, but he has a malpractice is cannot be used independently, there ...
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