... Feed Hopper, Butterfly Valve, Pump Case, Impeller, Mechanical Seal for Principal Axis, Water Cooling Cover, Pump Base, Belt Drive Unit ... , and Motor, etc. For operation, motor drives principal axis, and impeller, through belt, ... of mixing required powder and liquid. Then, the pump conveys the mixture. Here is the specifications for our powder dosing pump:1) Capacity: 20 ...