... JIS,DIN,ASTM,BS 3.process:sand cast iron 4.Weight:15kg 1. Material: gray iron,ductile iron, carbon steel, aluminum, bronze, brass2 ... precision casting ,sand casting.6. Manufacturing equipment: electric furnace, mid-frequency Induction furnace, cupola furnace,anneal furnace, sand mixing machine, shot blast chamber, various ... ., LTDADD: Youjia Industry Zone, Ganjingzi District, Dalian , China Cast iron