Brown Fused Alumina
*Introduction
Brown Fused Alumina is made by high quality bauxite as main material, fusing and purifying in a pouring electric arc furnace at a temperature of over 2200, and made into different grain sizes through crystal, choosing, crashing, magnetic, separating, screening, washing etc.
*Physical characteristics
Basic Mineral Al2O3
Crystal Sysem Hexagonal
Colour Brown
True Density 3.90g/cm3 min
Mohs Hardness 9
Micro Hardness HV1800-2200
*Advantages：
1.Al2O3 95.0%min;
2.competitive price;
3.best service;
4.all kinds of sizes
*Size Available:
Abrasives F12-F1200,P12-P2500
Refractory 0-1mm,1-3mm,3-5mm,5-8mm,200mesh,325mesh
Other special specification could be supplied as required.
*Applications:
1.Coated and bonded abrasive tools
2.Lapping and polishing processes
3.Sandblasting
4.Producing mold of precision casting
5.Refractory materials including low cement castables,plastics,bricks etc.
