... :Material: Cast iron;Grey cast iron; Ductile cast ironProcess:sand casting;according to your willingsUnit weight: 0.1kg/pcs~200kg ... 300,350; NF-FGL150,FGL200,FGL250,FGL300,FGL350 Green-sand moulding;Resin-sand moulding;shell-core cast;electric surface smelting 2Ductile cast ... 400-12,FGS500-7,FGS600-3,FGS700-2;Green-sand moulding;Resin-sand moulding;shell-core cast;electric surface smelting Iron casting ...