Brown Fused Alumina

Model Number: 0-1#6021 Brand Name: BAIYUN Key Specifications/Special Features: BAIYUN brown fused alumina is fused and crystallized under the high temperature of above 2250℃ with high quality abrasive bauxite as raw material and matched by the carbon material and scrap ironIt is characterized by good self-sharpening and high grinding abilityBrown fused alumina can produce ceramic grinding wheel, resinoid grinding wheel, grinding stone, grinding block, sand paper, sand cloth, sand belt, polishing wax, abrasive agent, abrasive paste, coating and so on ItemsUnitIndexTypical Chemical
Composition Al₂O₃ % 95%min 95.55 SiO₂ % 1.2max 0.76 Fe₂O₃ % 0.30max 0.09 TiO₂ % 3.00max 2.3 CaO+MgO % 1.0max 0.8 Melting point ℃ 2050 Refractoriness ℃ 1980 True density g/cm³ 3.90min Mohs hardness --- 9.00min Refractory grain sizes mm 0-50,0-1,1-3,3-5,5-8 Fine powder mesh -80,100,150,200,325F Abrasive grade FEPA F14-F30-F150-F220