... 4.Inspected by CMM 5.Smooth surface, Machined Sand casting pressure plate used for industrial clutch and brakes. The ... Template parts, Railway fittings, ring flange , electromagnetic steel cover, piston, pressure plate, center plate, wear plate, cylinder, impeller, disc ... alloy ironAluminumASTM A356, A360, A380, ADC12 etc.1.Sand casting 20112.Gravity pouring,3.CNC, Machining Center4.Inspected by CMM5 ...