... in ceramics, oil, fine chemicals, building materials, metallurgy, machinery,grinding media Characteristicwear-resisting,anti-impact and easy construction, high hardness,big density,low ... milling glaze material,body materialUseceramic enterprises, polished billet, building ceramics, milling glaze, raw materials,cements,paints,etcSize30mm,40mm,50mm,60mmStoragein dry, ventilated ...