... good wear-resistan, super dredging performance, perfectly suited for the dredge on the whole construction, high multiple economy benefits, etc.. ... It throughout meets requirements of the dredge to dredging pumps. 2,Main Features: a) Advanced hydraulic model, CAD ... Long operating life of parts3,Main Usages ZN dredge pumps are widely used to dredge and dam in the rivers, ports and ...