... -out design gland seal mechanical seal KWP series sewage pump is characterized by high-efficiency, no clogging, rear ... , N-type closed multi-vanes, O-type Open, F-type free flow, E-type single-vane and Ex ... fish, grains and other food the type of KWP pump can handle clear water , all kinds of sewage, ... The KWP are from 400mm to 70mmwith discharge dimeter pump type:KWPK40-250,KWPK50-160,KWPK50-200,KWPK65- ...