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AR-95
Brown Aluminium Oxide 95%

It is fused in an electric-arc furnace by high temperature. Its main raw materials are bauxite anthracite. The micro hardness is 1800-2200kg/mm2. The toughness is higher than silicon carbide. The degree of refractory is more than 1850℃
Physical Properties
Color True Density Mohs Hardness Primary Crystalline Phase Crystal Systel
Brown 3.90 g/cm3 9.0 Alfa-AL2O3 Hexagonal
Typical Specification(1-3mm)
Chemical Al2O3 Fe2O3 TiO2 SiO2
95.63% 0.09% 2.68% 1.00%
Size +3mm -1mm
2.5% 3.7%
Magnetic Material 0.0047%
Specific Density 3.94g/cm3
Grain Size Available (F)
25-0mm 20-10mm 30-10mm 0-1/1-3/3-5/5-8mm -8/+16mesh
-16/+30mesh -30/+60mesh -100mesh -200mesh -325mesh