| Natural Abrasive Type: | Natural Corundum |
|---|---|
| Artificial Abrasive Type: | Corundum Abrasives |
| Application: | Metal Parts |
| Function: | Surface Deburring |
| Source: | Artificial Abrasives |
| Particle Size: | Abrasive |
| Samples: |
|---|
| Customization: |
|---|
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Audited Supplier Brown Fused Alumina is fused in the electri-arc furnace under the high temperature of above 2200ºC with high quality bauxite as main raw material, and through purification, crystallization, cooling, crushing,sorting, magnetic separation, screening and other production technology made into all kinds of particles, powder.
Properties of Brown Fused alumina
Physical properties of Brown Fused Alumina
|
Item |
Color |
Color System |
Mohs Hardness |
Melting Temperature |
Refractory Temperature |
True Density |
Magnetic Material |
|
Specification |
Dark Brown |
Alpha-alumina trigonal system |
≥ 9.0 |
2050ºC |
1800ºC |
≥3.9 |
0.01% |
Chemical index of Brown Fused Alumina
|
Purpose |
Specification |
Chemical composition(%) |
Magnetic material content(%) |
||||
|
|
|
Al2O3 |
Fe2O3 |
SIO2 |
TIO2 |
|
|
|
For abrasive |
F |
4#-80# |
≥95 |
≤0.3 |
≥1.5 |
≤3.0 |
≤0.05 |
|
|
|
90#-150# |
≥94 |
|
|
|
≤0.03 |
|
|
|
180#-240# |
≥93 |
≤0.3 |
≤1.5 |
≤3.5 |
≤0.02 |
|
|
W |
1#-63# |
≥92.5 |
≤0.5 |
≤1.8 |
≤4.0 |
- |
| For Refractory | Size sand | 0-1mm | ≥95 | ≤ 0.3 | ≤1.5 | ≤ 3.0 | |
| 1-3mm | |||||||
| 3-5mm | |||||||
| 5-8mm | |||||||
| Fine Powder | 200#-0 | ≥93.5 | ≤0.51.5 | ≤ | ≤3.5 | ||
| 325#-0 | |||||||
The product performance: High hardness, high strengh, good self-sharpening, impact resistance, high temperature resistance, anti-oxidation, corrosion resistance, low creep.
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Audited Supplier 
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