Chemical pump can be divided into:
(1) Process pump: including feeding pump, reflux pump, circulating pump, flushing pump, sewage pump, supplementary pump, output pump, etc.
(2) public engineering pump: including boiler pump, cold water tower pump, fire pump, water source deep well pump, etc.
(3) Auxiliary pumps: including lubricating oil pumps, sealing oil pumps, hydraulic transmission pumps, etc.
(4) Pipeline pump: oil pipeline pump, loading and unloading vehicle pump, etc.