2YK型液环真空泵，其特点是:真空度

高，适用性强，它可以选用适当的工作介

质，有时也可用被抽介质作为工作液，一

般2YK型泵用变压器油作工作介质时，真

空度在752mmHg。

The features of 2YKtype hydraulic vacuumepumpare:highvacuume, wide applications,it can use work medium or work fluidity.The vacuume will be 752mmHg when it uses trans- former oil.