Positive displacement pumps are divided into two categories reciprocating pumps and rotary pumps. Positive displacement pumps are characterized by an almost constant flow with fluctuating back pressure. A back-flow of the medium during the standstill of the pump is prevented by the rotary valves or piston itself. Positive displacement pumps are usually self-priming. Diaphragm pumps […]
Viking Pump Rotary Positive Displacement Pumps is a Unit of IDEX Corporation, leads the world in the design and manufacture of rotary Positive Displacement Pumps for use in some of the toughest applications. Since 1911, our innovative products have been key contributors to successful operations in virtually every industry—from military, to food and beverage, to […]