Brown Fused Alumina (BFA)

High Purity Alumina for Abrasives and Refractories Items Unit Index Typical Chemical composition Al2O3 % 95%min 95.5% SiO2 % 1.50max 1.33% Fe2O3 % 0.50max 0.18% Ti2O % 3.50max 2.45% CaO % 0.30% 0.11% Melting point 2050 Refractoriness 1980 True density g/cm 3 3.90min Mohs hardness --- 9.00min Grain size mm 0-50.0-1, 1-3, 3-5.5-8 Fine powder mesh -100, -200, -325 Abrasive grade FEPA F12---F30F150-F220 Grits No: F8F10F12F14F16F20F22F24F30F36F40F46F54F60F70F80F90F100F120F150F180F