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1. water ring vacuum pump (water ring pump for short) model is determined according to the different process requirements. Need main technical parameters of the process required in the process of vacuum extraction rate (i.e., pumping speed), to reach the limit of vacuum (vacuum), in the process of...

Check valve, also known as check valve, is an automatic valve, it depends on the pressure of the flow medium in the pipeline to promote the valve disc, to achieve the valve closed and open, when the medium stops flowing, check valve disc closed, it can effectively preven...

Because of its variable transmission, self-priming ability is strong, reversible, can transport liquid containing solid particles and other characteristics, in sewage treatment plants, is widely used in the transport of water, wet sludge and flocculant liquid. Screw pump selection should follow the...