Sand casting iron valve parts 1)abundant experience in casting production 2)high-standard ... casting,resin bonded casting, , compression casting, investment casting(lost wax casting), die casting, pressing & forging etc. Machining: complete machining such as Machining center, CNC, Lathe, Milling machine ... as Machining center, CNC, Lathe, Milling machine,drilling etc. Size and designAs per the customer ...