... process Packing: wooden case, pallet, iron case, according to customers' re Ductile iron partFeatures:1) Ductile iron2) Sand casting ... to customers' requirementssand casting ISO9001:2008 Material:ductile Iron,gray iron,steel Process:sand casting OEM is welcomesand casting1. ... Material:grey iron,ductile iron by vacuum casting,sand casting,lost foam casting ...