... sump pumps, series ZGB slurry pumps, series ZJ slurry pumps, sand pumps, mud pumps, ash pumps, chemical pumps, coal pumps ... 1) Cantilevered, horizontal, centrifugal, one stage, single casing gravel (sand) pump2) High head, large capacity, high efficiency.3) Good ... more abrasive with solids slurries in the river dredging, Sand reclamation, explosive sludge in metal melting, dredging in dredger and ...