... good wear-resistan, super dredging performance, perfectly suited for the dredge on the whole construction, high multiple economy benefits, etc.. It ... of dredging mud, good NPSH and strong suction lift abilityc) Strong through-put. The pump can presistently discharge gravel, high plastic ... with 3 or 5 pieces of vane. At the same time, the impellers can be provided with various diameters and vane ...