The OEM open impeller has a series of vanes attached to a central unit. This is done for the mounting on the shaft. However, this design is more sensitive to wear and tear of the blades.
A slurry pump impeller is a rotating component that converts mechanical energy into hydraulic energy. It is typically made of metal or rubber and is attached to a rotating shaft. The impeller blades create a centrifugal force that propels the slurry from the inlet of the pump to the outlet, where it is discharged