Applications: GMERY as a kind of polishing media, is widly used in polishing of glass screen, single crystal silicon, optical lens or rust sand blasting. GMERY as a kind of sandblasting abrasive media, it is mainly used in remove rust, paint and corrosion, suitable for various of applications used on metal, brick, concrete and masonry. Typical Chemical Analysis: Al2O3 23.22% SiO2 37.98% Fe2O3 5.22% FeO 20.03% MgO 6.02% CaO 6.15% MnO 0.16% TiO2 0.54% Physical Properties: Color Heavy red, orange red, rose red, brown Shape Angular, edge sharp Crystal Form Isometric system Specific Gravity 3.5 Hardness 7.0-7.9 Mohs scale Melting Temperature 1350 oC Size Available : 30/60, 40/80, 50/100, 50/120, 60/100, 60/150, 80/120, 80/150 Grain Size Distribution : Loose grain. Key words: Sandblasting natural media,sandblasting emery grain,sandblasting natural corundum, sandblasting garnet abrasive