white fused alumina

Features: white fused alumina has high-hardness,high-toughness,sharp,good grinding,high temperature tesistance and high efficency Useage:for grinding,producing polishing materials,casting,producing spraying material and fire-proof material etc. it's widely used in the line of steel,chemical industry and others. NameSpecifications Chemical Compositions % Magnetic Objects%Al2O3Na2OSiO2CaOF12# -80#≥99.0≤0.5==≤0.4≤0.00390# -150#≥98.5≤0.6≤0.003180# -240≥98.2W1# -63#≥97.5≤0.81≤0.5≤0.001(Section Sand)0-1mm≥99.0≤0.5==≤0.4≤0.0031-3mm3-5mm5-8mm8-12mm(Size Sand)180# -0≥98.5≤0.50.3≤0.5≤0.001200# -0320# -0