OEM sand casting grey iron sprocket wheel 

We are able to produce many kinds of Grey Iron and Ductile iron Castings up to 5 tons . The parts include pump parts, housing, agriculture equipment parts, lath bed etc. The material include DIN1691-GG20, -GG25, -GG30, -GG40  ASTM A48 -20, -30, -40, -60,  and DIN1693-GGG80, -GGG70, -GGG50, -GGG40,  ASTM A536  60-40-18, 60-45-12, 80-55-06 etc.