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White Fused Alumina ( WFA OR WA) is made from chemical by high furnace or tilting furnace at high temperature . it is very impor
White Fused Alumina
White Fused Alumina ( WFA OR WA) is made from chemical by high furnace or tilting furnace at high temperature . it is very important raw material for advanced refractory and abrasives. Its properties are as following :
Property | Size 0-1 1-2 3-5mm |
| Fine (mesh) 0-180 0-320 |
|
|
| Spec | Typical Value | Spec | Typical Vlalue |
|
a-Al2O3 | 99%Min | 99.5% | 99%Min | 99.2% |
|
SiO2 | 0.2%Max | 0.08% | 0.2%Max | 0.12% |
|
Fe2O3 | 0.2%Max | 0.01% | 0.25%Max | 0.05% |
|
Na2O | 0.4%Max | 0.23% | 0.4%Max | 0.30% |
|
Principal crystalline Phase | a-Al2O3 |
Crystal systerm | Hexzagon |
Color | White |
True density | 3.95Min |
Bulk density | 1.75-1.95 |
Mohs hardness | 9 |
Size (mm) | 85 53 31 10 |
Fine(Mesh) | -80,-120,-240,-320 |
