... 2.Of heavy duty 3.Used for rolling mill 4.Finish machining We prduct according to the ... , heavy duty vertical lathe Sawings machine Boring mill Gear hobbing machine Gear grinding machine Heavy duty ... gear, gear ring, girth gear for ball mill, sugar mill, rotary kiln and so on Tyre or ... cylinder barrel, and ball mill tube Rope race winding drum (large size) Roller, rolling mill rolls, carrying rolls ...