Aluminium oxide beads Aluminium oxide balls and beads (alumina balls) with various content of Al2O3 Technical Data of Aluminium Oxide Balls: Material: Aluminium oxide Al2O3Specific weight: approx. 3,60 g/cm³Bulk density: approx. 2,10 kg/lMohs hardness: 9Diameters: there are available various diameters in the range from 0,75 mm to 11 mm Characteristics of Aluminium Oxide Balls: very high hardnessinert and chemically resistantresistant to high temperature Applications of Aluminium Oxide Balls: wet and dry millingreinforcement of resins for the production of wear-resistant elementsother applications where maximum hardness, chemical resistance and temperature resistance are required