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1. Features
Brown aluminium oxide abrasive is fused and crystallized under high temperature from a mixture of bauxite and other materials. It is characterized by its high hardness, good toughness and sharp shape in particles.
2.Chemical average analysis
Al2O3: 95.0%
TiO2: 2.2%
Fe2O3: 0.20%
SiO2: 1.2%
CaO+MGO: 0.3%
3. Physical Index
Crystal System------Hexagonal
True Density------3.90g/cm3 min
Mohs Hardness------9.0
Micro Hardness------HV1800-2200kg/mm2
4. Size Available
Abrasives F12-F1200
Refractory 0-1mm, 1-3mm, 3-5mm, 5-8mm, 200mesh, 325mesh.
Ohter special sizes could be supplied as required.
5. Applications
1)Coated and bonded abrasive tools
2)Sandblasting
3)Lapping and polishing processes
4)Producing mold of precision casting
5)Refractory materials including low cement castables, plastic, bricks, etc
6. Packing
1)25/bag with 40 bags in a big bag
2)1000kgs in a jumbo bag
