Open Impeller Pump is suitable for pumping liquid with suspended solids, liquid with solid particles and liquid with powder. Open impeller pump has single and double mechanical seal. Open Impeller pump is suitable for use in pumping liquid with high temperature because of availability of external cooling water for mechanical seal and available with API mechanical seal flushing plan. Open impeller pump is constructed from stainless steel 304 or 316 material which is suitable for pumping food stuffs.