Centrifugal pump: water pump designed according to centrifugal principle; Centrifugal pumps are vertical, horizontal, single-stage, multi-stage, single suction, double suction, self-priming and other forms. Norms include: centrifugal clean water pump, single-stage single suction cantilever centrifugal pump, single-stage double suction split centrifugal pump, vertical centrifugal pump, multi-stage centrifugal pump, boiler feed pump, condensate pump, hot water circulating pump, centrifugal oil pump, horizontal centrifugal oil pump, high-speed tangent pump, split pipeline oil transmission pump, pipeline centrifugal pump, vertical barrel centrifugal oil pump, centrifugal slurry pump, gasoline pump, BY process centrifugal pump, centrifugal corrosion resistant pump Corrosion resistant submerged pump, plastic corrosion resistant pump, corrosion resistant impurity pump, other corrosion resistant pumps, centrifugal impurity pump, sewage pump, long shaft vertical centrifugal pump, sand pump, mud pump, ash pump, coal pump, rubber lined pump, rubber particle pump, sugar juice pump, lifting pump, centrifugal deep water pump, deep well pump, submersible pump, etc;

Vortex pump (vortex pump): a pump that transfers kinetic energy to the liquid in the direction of liquid motion by means of the force exerted by the rotating impeller on the liquid; Norms include: single-stage vortex pump, centrifugal vortex pump, WZ multi-stage self-priming vortex pump and other vortex pumps.