... .Resin sand technology. Features to grey iron casting,Engine Block Part: 1.Material :FC25.2.Moulding processing:green ... :direct-reading spectrum instrument,metallographic analysis,ultrasonic inspection,magnetic particle inspection,mechanical properties inspection.5.Surface treatment: ... 0.2kg up to 1000kgs.10.Representative product:engine block,casing,housing,bearing stand,front frame,bolster,pump body ...