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Abrasives raw material WFA White Fused Alumina Grain Supplier
White fused alumina is one of the most commonly used abrasive material for abrasive tools. The white fused alumina F grit could be used for boneded abrasives such as cutting wheels, grinding wheels, vitrified grinding wheels, whetstones, etc. White fused alumina are made by a process of high temperature melting aluminium oxide method in a fixing furnace. It is of excellent self-sharpening property, good toughness and aggressive grinding ability.
Typical chemical analysis of White Fused Alumina (F46)
AL2O3 |
99.62% |
Fe2O3 |
0.02% |
Na2O |
0.18% |
K2O |
0.01% |
SiO2 |
0.07% |
CaO |
0.02% |
MgO |
0.01% |
L.I.O. |
0.05% |
Typical physical properties of White Fused Alumina (F46)
Hardness: |
Mohs:9.0 |
Maximum service temperature: |
1900 centigrade |
Melting Point: |
2250 centigrade |
Specific Gravity: |
3.95g/cm3 |
Volume density |
3.6g/cm3 |
Bulk density(LPD): |
1.70g/cm3 |
Whiteness: |
85% |
Milling Roughness: |
33.6% |
Particle shape: |
Angular |
Bulk density of White fused alumina:
F Grit Size |
Mean diameter in um |
Bulk Density(LPD) in g/cm3 |
F8 |
2460 |
1.79-1.88 |
F10 |
2085 |
1.78-1.88 |
F12 |
1765 |
1.78-1.87 |
F14 |
1470 |
1.77-1.86 |
F16 |
1230 |
1.75-1.85 |
F20 |
1040 |
1.74-1.85 |
F22 |
885 |
1.73-1.84 |
F24 |
745 |
1.73-1.83 |
F30 |
625 |
1.73-1.82 |
F36 |
525 |
1.72-1.82 |
F40 |
438 |
1.71-1.81 |
F46 |
370 |
1.70-1.80 |
F54 |
310 |
1.68-1.79 |
F60 |
260 |
1.68-1.78 |
F70 |
218 |
1.63-1.73 |
F80 |
185 |
1.61-1.71 |
F90 |
154 |
1.59-1.69 |
F100 |
129 |
1.58-1.68 |
F120 |
109 |
1.55-1.62 |
F150 |
82 |
15.2-1.61 |
F180 |
69 |
1.50-1.60 |
F220 |
58 |
1.48-1.58 |
Product Feature of White Fused Alumina
1. Excellent self-sharpening ability.
2. High hardness.
3. Easy to mix with colorant to get color wheels.
4. Good grinding ability. It will get sharp grinding of abrasive wheels.
5. High Al2O3 purity with low Na2O and low SiO2
6. Suitable for a large range of substrate including stainless steel, iron, metal, steel, etc.
Applications of White Fused Alumina
1. Resin bonded cutting and grinding discs.
2. Depressed center grinding wheels.
3. Fiber discs.
4. Sanding blocks.
5. Vitrified grinding wheels.
6. Net grinding wheel
7. Polishing wheels.
8. Whetstone and lapping stone.
9. Polishing wax.
10. Mounted point.
Others
(1) We are factory.So you do not have to worry about quality and price, we can guarantee the best quality and the most reasonable price.
(2) We could offer the sample for free charge but do not pay the cost of freight.
Contact information
If you have another questions, please feel free to contact us as below
Send Inquiry to This Supplier
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