sand casting impeller parts Material:grey iron,ductile iron Process:sand casting of resin sand , black sand MOQ:500pcs Product Nameductile iron castingMaterialsCarbon steel, alloy steel, stainless steel, Ductile iron, Gray ironTerms of paymentFOB NingBo or ShangHaiLead time30 daysPlace of OriginNingbo,Software for specification drawingsPDF, Auto CAD, Solid work,JPG,ProEMain production ...