Abrasion-steel Bearing body of Pump 1. Investment casting 2.Cast Iron ... 3, CUSTOMIZED SERVICE AVAILABLE. WE PROVIDE ALL KINDS OF CUSTOMIZED PUMP PARTS CASTINGS THROUGH SAND CASTING AND INVESTMENT ... CASTING. OUR RANGE OF MATERIALS INCLUDE 304 STEEL, 316 STEEL, AND BRONZE ... in ZE,ZC,SS,ZHO,and many kinds of paper pulp pumps!4.More picutresWelcome tp contact ...