High Alumina Grinding Ball 36 years experience Absorber, desiccant and catalyst carrier in chemical High Alumina Grinding Ball Specifications This product are featured by high density and hardness, low wear ... Honeycomb Substrate, Ceramic Foam Filters, Honeycomb Monoliths, Molecular sieves, Acid resistant ceramics, Wear resistant ceramics, Grinding ceramic balls, and Heat exchange ceramics.