the product name is White Fused Alumina

White Fused Alumina White fused alumina,Website:http://www.abrasivesupplier.com, with bayer alumina as main raw material, is electrically fused in high temperature. It has a higher hardness compared with brown fused alumina, while a lower toughness. Abrasive tools that made from white fused alumina are suitable for the grinding of high carbon steel, high speed steel and chilled steel. It can also be used as polishing media and precision founding sand, spraying and coating materials, catalyst carrier, special ceramics and high grade refractory materials. Physical Index:ColorWhiteBasic Mineral?-Al2O3True Density3.96g/cm3Bulk Density1.75-1.95g/cm3MicrohardnessHV2200-2300Mohs Hardness9.0Melting Point2250? Chemical CompositionTypical Value:Al2O399.65%Na2O0.25%Fe2O30.04%SiO20.03% Abrasives Grade:Grit SizeAl2O3Na2OF12-220>99.5%<0.35%F230-400>99.2%<0.4%F500-1200>99.0%<0.5% Size Available:Abrasives F16-F220, F230-F1200, JIS240-JIS3000Refractory 0-1mm,1-3mm,3-5mm,200mesh,325meshOther special specifications could be supplied as required. Application:? Grinding, lapping and polishing media? Ceramic grinding wheels? Sandblasting