... than 40 years experience in this industry specially for cement machinery,such as gear ringMaterial:Carbon steel,low alloy steel:ZG20SiMn ... widely used in the area of cement mill,rotary kiln,shipbuilding,metallurgy,mine,sugar mill,powder plant,rail road,engine bed and ... rotary kiln casting parts,marine steel casting parts,sugar mill machinery parts with carbon steel or low alloy steel.The casting ...