... Features:1) Moulding Process: green sand casting, resin sand casting 2) Materials: gray iron, ductile iron3) Melting facilities: Electric Induction furnace ... casing, differential casing, wheel ballast, etc.), auto parts, construction and engineering machinery parts, pipe fittings, valve body, fire hydrant, ... including: QT400, QT500, QT600, QT700; HT250, HT300, TH350 Casting parts (tractor parts)