IT STANDS OUT FOR BEING EDGY AND EXTREMELY STABLE BY COMBINING THE PROPERTIES OF HARDNESS AND DENSITY. ITS LONGEVITY AND REUSABILITY MAKE IT THE MOST USED MATERIAL FOR SANDBLASTING. BEING COMPOSED FOR THE MOST PART OF ALUMINUM OXIDE IT IS PRACTICALLY FREE OF IRON. PARTICULARLY SUITABLE FOR CLEANING METAL SURFACES, REMOVING RUST AND OXIDE LAYERS AND REMOVING TEMPER COLORS.