... Major products: Casting, Bronze casting, Aluminum casting, Cast metal part, Copper fitting, Copper nut, Bushing, Gear, Worm and Worm ... wheel of tractor,Steel and Copper cylinder of Circular knitting Machine and all Non-ferrous casting products. Main materials involve ... metal alloy etc. They are widely used in Knitting machines,Cotton machines,Mining machines,Cement machines,Electric machines ...