2BV水环式真空泵为整体结构 ， 即电机与泵同轴的单级泵．轴封采用机械密封， 具有架构简单，安装简捷， 绝对无油，安全可靠等特点。适宜抽吸含有大量水汽或微量杂质的介质．主要应用于塑料，食品 等行业的真空除汽、成型、浓缩等丁艺过程中。

The 2BV water ring vacuum pump is a unitary structure, that is, a single-stage pump in which the motor and the pump are coaxial. The shaft seal adopts mechanical seal , which has the advantages of simple structure, simple 1nstallat ion , absolutely no oil, safe and reliable. Suitable for pumping media ontaining large amounts of water vapor or trace impurities. Mainly used in the process of vacuum  degassing,  forming and concentrating in plastics,  food and othe industries.