Reciprocating pumps include piston pumps, metering pumps and diaphragm pumps, commonly known as reciprocating pumps. It is a kind of positive displacement pump, the application is more extensive. Reciprocating pump is the reciprocating movement of the piston directly in the form of pressure to provide energy to the liquid conveying machinery.
According to the driving mode, reciprocating pump is divided into motor pump (motor drive) and direct pump (steam, gas or liquid drive) two main categories.
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