... 7.5100107.53801022860WD/WQD sewage and sludge submerisble pump is composed of three parts of pump body, sealer and motor ... , environmental protection.These pumps can be applied to pump the slop, ash, living waste water, dejection and ... drainage,pumping up water off the river.The pump can wrok continually at the following condition:Medium ... is not deeper than 5m. WQD/WQ Sewage and Sludge Submersible Pump