The Best Grinder Pumps Systems References. Grinder pumps are centrifugal pumps equipped with shredding systems to aid in the transport of solids filled media. The cutting devices facilitate solids maceration and shredding to prevent the pump and adjacent pipe from clogging.

A sewage grinder pump is a centrifugal pump equipped with a grinder system at the pump inlet, which cuts larger particles and fibres into a homogeneous wastewater mass. Devices also have a stainless steel cutting disc, offering high resistance to corrosion and rust. The cutting devices facilitate solids maceration and shredding to prevent the pump and adjacent pipe from clogging.