These Brown Fused Alumina 0-1mm for Refractory 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.
Basic Mineral Al2O3
Crystal System Hexagonal
True Density 3.90g/cm3 min
Mohs Hardness 9
Micro Hardness HV1800-2200
Other special specification could be supplied as required.
1.Coated and bonded abrasive tools
2.Lapping and polishing processes
4.Producing mold of precision casting
5.Refractory materials including low cement castables, plastics, bricks etc.