... with advantages of light weight, good wear-resistan, super dredging performance, perfectly suited for the dredge on the whole ... benefits, etc.. It throughout meets requirements of the dredge to dredging pumps. 2,Main Features: a) Advanced hydraulic model, ... high efficiency and obvious energy-savingb) Large dredging depth, high density of dredging mud, good NPSH and strong suction lift abilityc ...