Classification of metering pump has many kinds, each kind of metering pump for different purposes, I believe that many just contact to the metering pump friends are urgently want to know the metering pump variety, below we have a more specific.

According to the flow of the 1.

The piston, piston type mechanical diaphragm type, hydraulic diaphragm type

According to the driving mode

The motor drives the electromagnetic drive

According to the working mode of 3

When the rotary reciprocating the gear type

4, according to the characteristics of pump

A large base and large base, the base of the seat in a small computer base

Other classification methods: electronic control, air control, heat preservation, heating, high viscosity and so on