Sewage pumps with cutter
SPK series are open impeller (vortex) pumps with grinder blade in its suction, which are manufactured from AISI - 420 quality stainless steel and hardened by heat treatment. It grinds the solid materials in the fluid into such small pieces that it does not clog the pipe,thus prolonging the life of both the pump and the installation. The grinder blades are durable and do not require maintenance.Pump must be run entirely in fluid. The electric motor is oilcooled, thermistor protected.