The unit (Shijiazhuang-faction Pump Co.) produced ZW self-suction vortex machine can not clog sewage pump as a general self-priming pumps that do not need to install a foot valve ZW100-100-30 pump, but also contains a large suction particulate solid block, long fiber, sediment, mine waste impurities, excreta disposal and all sewage works. It can be widely used in municipal sewage works, light industry, papermaking, textile, food, chemical, electrical, petroleum, mining and farming industries Ponds. Is separated in the separation chamber of air out from the outlet pipe to drain, and the water is still flowing through the holes around the impeller outer edge ZW100-80-60 backwater pump, and mixed with the air suction pipe. This repeated cycle ZW100-80-45 pump, suction line gradually drained the air, the water enters the pump, complete self-absorption process. Self-priming diaphragm pump sewage pump gear pump screw pump the same, the difference is not just backwater flow impeller outer edge, and the flow of the impeller inlet. ZW100-100-30 priming pump | without clogging sewage pump (certified merchants) provided by the Shijiazhuang-school Pump Company. Shijiazhuang-faction Pump Co. (www.shipaipump.com) is specialized in the "slurry pumps, submersible sewage pumps, sewage pumps, chemical pumps, pulp pump, water pump, mud pump, multi-stage," the enterprise, the company adhering to the " honesty, hard service "concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Manager Xu.