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The rotor of the rotary pump transfers the fluid by orbiting and rotatory motion. The rotary pump mechanism consists of housing, vane, cams, runner, inlet, and outlet ports. These kinds of pumps are used for scum, sludge, water jet machining, sewage, and clarifier concentrator underflow functions. Gear pumps don't contain any valves that cause losses such as friction and high impeller speeds. Therefore, the pumps are suitable for dealing with thick fluids such as fuels and grease. These pumps