... 1,Manufacturer 2,High purity-alumina 3,Hotsale overseas Brown Fused AluminaIt is a product manufactured by gradual melting reduction of ... %) and vestigial amounts of TiO2, SiO2, Fe2O3, CaO and MgO.Brown Aluminum Oxide is characterized by good toughness, high mechanical resistance ... and ceramic industry, in sand-blast processing. Sandblasting material of brown fused alumina