... ,good corrosion resistance,etc. They are the ideal high-efficiency grinding media for glaze,body materials,chemical powder ... mm+2.0mmφ70mm-----φ80mm+3.0 mmApplicationThe medium alumina grinding ball is widely used in the industry of ceramics, ... present market because of its advantage of high hardness, high density, good high-temperature behavior, high mechanical strength, good abrasive resistance and ...