... it is improved on the base of ordinary chemical pump, and mainly applies to transmit media easy to ... is of semi-open structure, the pump will not be clogged by high solid content, and is the most ... materials can be chosen for the production of the pump. Now A3, 321, 304, 316,316L,dual- ... of wear resistance, corrosion resistance and heat preservation.Performance Flow capacity: 1.6~400m3/h Delivery lift: 5 ...