ZJ&ZJP&ZJL&ZJQ
Posted on Fri, 18 May 2018 06:57:24 +0000
ZJ&ZJP&ZJL&ZJQ Roots vacuum pump Pumping principal:effect through two”8” shaped rotors in opposite direction to reach suction and exhaust. ZJ&ZJP: ZJ series roots pump without bypass valve but ZJP with bypass valves(Bypass valve: recerse and auto avoid overload. ZJL: pumping speed...
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