... , and using two sets of special materials of carbide mechanical seal device for seal, it has the merits if no plug, durable, accurate ... motor and pump, both separated by oil isolation rooms and mechanical seal components. It belongs to an electromechanical integration product. The motor ... —Head(m)0.75—Power of fitted motor (kW) Impeller : Mechanical Seal :Section View :, Sewage waste water Pumps