dc fuel pump case, pump head,pump block, stainless steel casting , China dc fuel pump case,pump head,pump block,stainless steel casting , ... : 0.03-60kgsMain production facility1. Casting facility: wax injector, paint mixer, medium-frequency induction furnace, box resistance furnace ... machine, hardness test machine, mircoscope. dc fuel pump case,pump head,pump block,stainless steel casting ,China