Product Details:
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Al2O3 Content: | BFA 95.25% | SiO2 Content: | 0.88% |
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Bulk Density: | 1.72-1.89g/cm3 | Material: | Brown Fused Alumina |
Abrasive Grain Sizes: | F12-240 | Color: | Brown |
High Light: | Barmac Crushed Brown Fused Alumina,1.89g/cm3 Brown Fused Alumina,SGS Brown Fused Alumina |
High Temperature Barmac Crushed Brown Fused Alumina BFA F24# Corundum For Bonded Grinding Abrasives
Brown Fused Alumina 95% Introduction
Brown fused alumina (BFA) is electrically fused in an arc furnace from a mixture of BAUXITE,coke as main raw materials at high temperature.it is widely used as abrasive,ceramic,refractory and chemical industry.for refractory application it is used in refractory castable and refractory bricks,while for abrasive application,it is suitable for grinding high-tensile strength metal such as steel,annealed malleable iron etc.
Brown Fused Alumina Characteristics
1) high hardness
2) high tension
3) good self-sharpening
4) good thermal stability
5) high temperature resistance
6) anti-corrosion
7) stable chemical properties
Brown Fused Alumina Properties
Items | Unit | Index | Typical | |
Chemical Composition | Al2O3 | % | 95%min | 95.56 |
SiO2 | % | 1.2max | 0.96 | |
Fe2O3 | % | 0.30max | 0.09 | |
TiO2 | % | 3.00max | 2.55 | |
Melting point | ℃ | 2050 | ||
Refractoriness | ℃ | 1980 | ||
True density | g/cm3 | 3.90min | ||
Mohs hardness | --- | 9.00min | ||
Refractory grain sizes | mm | 0-50, 0-1, 1-3, 3-5, 5-8 | ||
Fine powder | mesh | -80, 100, 150, 200, 325F | ||
Abrasives Grits | FEPA | 8, 14, 16, 20, 22,24, 30, 36, 40, 46, 60, 70, 80, 90, 100, 120, 150, 180, 220, 240 | ||
Fixed Furnace Barmac Crushing |
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Items | Unit | Index | Typical | |
Chemical Composition | Al2O3 | % | 95%min | 95.23 |
SiO2 | % | 1.5max | 1.28 | |
Fe2O3 | % | 0.30max | 0.17 | |
TiO2 | % | 3.00max | 2.62 | |
Melting point | ℃ | 2050 | ||
Refractoriness | ℃ | 1980 | ||
True density | g/cm3 | 3.90min | ||
Mohs hardness | --- | 9.00min | ||
Refractory grain sizes | mm | 0-50, 0-1, 1-3, 3-5, 5-8 | ||
Fine powder | mesh | -80, 100, 150, 200, 325F | ||
Abrasives Grits | FEPA | 8, 14, 16, 20, 22,24, 30, 36, 40, 46, 60, 70, 80, 90, 100, 120, 150, 180, 220, 240 |
Brown Fused Alumina Applications
Abrasive: Produce ceramic grind wheel, resinoid grinding wheel, Grinding stone, Grinding block, sand paper, sand cloth, sand belt, polish wax, abrasive paste, coating etc..
Refractory material: Mainly used for abrasion and high temperature resistant, inoxidizable aggregate and filling of shaped and monolithic refractory in steel metallurgy, various industrial stoves, electric furnace etc..
Sandblasting abrasive: Mainly used for various material workpieces to decontaminate, derusting, prevent corrosion, remove oxide skin etc.
Grit |
Bulk density (g/cm3) |
Grit |
Bulk density (g/cm3) |
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F12 | 1.84-1.98 | F54 | 1.69-1.83 |
F14 | 1.84-1.98 | F60 | 1.66-1.80 |
F16 | 1.83-1.97 | F70 | 1.66-1.80 |
F20 | 1.81-1.95 | F80 | 1.62-1.76 |
F22 | 1.80-1.94 | F90 | 1.60-1.74 |
F24 | 1.80-1.94 | F100 | 1.57-1.71 |
F30 | 1.78-1.92 | F120 | 1.54-1.68 |
F36 | 1.76-1.90 | F150 | 1.52-1.66 |
F40 | 1.73-1.87 | F180 | 1.50-1.64 |
F46 | 1.71-1.85 | F220 | 1.48-1.62 |
Brown Fused Alumina Packing
1). 25 kg/bag, in bulk;
2). 25 kg/bag, 40 bags/big bag;
3). 25 kg/ bag, 40 bags/pallet;
4).According to customer's requirement
Contact Person: Jason Chen
Tel: 86-18603794999