| Customization: | Available |
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| Natural Abrasive Type: | Natural Corundum |
| Artificial Abrasive Type: | Corundum Abrasives |
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1. White Fused Alumina Description
White Fused Alumina is a high purity fused aluminium oxide,also named as white fused alumina,which contains over 99.2% Alpha alumina. It is produced by fusing of industrial alumina powder in electric arc furnaces at a temperature over 2,000 degree Celsius.It is widely used in abrasive and refractory industry as well as blasting industry etc.
Specification: 0-1mm 1-3mm 3-5mm 5-8mm 8-12mm
The Chemical Data:
Chemical index of white corundum
| Purpose | Specification |
Magnetic Material( %) | |||||
| Main Chemical Composition( %) | |||||||
| Al2O3 | Na2O | Fe2O3 | SIO2 | ||||
| For Abrasives | F | 12#-80# | ≥99.3 | <=0.4 | <=0.1 | - | <=0.03 |
| 90#-150# | ≥99.3 | <=0.4 | <=0.1 | <=0.03 | |||
| 180#-240# | ≥99.2 | <=0.4 | <=0.1 | - | <=0.03 | ||
| W | 1#-63# | ≥99.3 | <=0.4 | <=0.1 | <=0.03 | <=0.03 | |
| For Refractory | Size sand |
0-1mm | ≥99.3 | <=0.4 | <=0.1 | <=0.06 | <=0.05 |
| 1-3mm | |||||||
| 3-5mm | |||||||
| 5-8mm | |||||||
| Fine Powder | 200#-0 | ≥99.0 | <=0.5 | <=0.1 | <=0.3 | <=0.03 | |
| 325#-0 | |||||||
Physical properties of White corundum
| Items | Color | Crystal Type | Mohs Hardness | Melting Point (ºC) | Maximum Use Temperature (ºC) | True Density (g/cm3) |
| Index | Dark Brown | Three Party System | ≥10 | 2250ºC | 1900ºC | ≥3.50 |
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