The LWK cutting sewage submersible pumps are new developed from 2000 and 2008 sewage pimps. The pump adopts semi-open impeller, and a knife at bottom of the pump, the same shaft with motor and impeller. The knife can cut the fiber and weeds before sucked in the pumps, which protect the pump against fiber or weeds binding the impeller.
It is used for discharging sanitary sewage, rain water, flood, dyeing and textile industry, industrial polluted waste water, ect.