Gear pumps of the APF series are monoblock devices designed for pumping lubricating fluids - oils, bitumen, glue, resins, fats. The viscosity of the working fluid should not exceed 600 cSt, the temperature - not higher than 240 degrees. The main feature of the device is the monoblock design: the engine and the working chamber are connected directly to each other. The pump can be equipped with a single- or three-phase engine.