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Calcined Alumina powder
Product Detailed
Related Categories:Oxide
Calcined Alumina used as raw materials for aluminous refractory, ceramic product, sparking plugs and grinding material.
Alumina
CAS No.: 1344-28-1 Molecular Weight: 101.96 Chemical Formulas: Al 2O 3
Aluminum Oxide, Alumina
The chemical composition of alumina, impurity content, no more than: | Fe2O3 - 0,03%; SiO2 - 0,02%; Na2O- 0,4% |
The phase composition of the material: | α- Al2O3 ≈10-15 %, γ- Al2O3≈80-90%, other <1,5% |
Content of L.O.I. (determined at 300-1100) | no more than 1,2% |
Bulk weight, g/cm3 | ≈ 1,0 |
Density, g/cm3 | ≈ 3,2 – 3,4 |
Specific surface area (SSA), m2/g | ≈ 70-90 |
Particle Size Information
-5 micron | no more than 1% |
-45 micron | no more than 20% |
Calcined Alumina
ITEM | AL2O3 % | Na2O% | SiO2% | Fe2O3% | a-AL2O3% | MESH |
SNA80 | 99.6 | 0.27 | 0.02 | 0.02 | 95 | 80-120 |
SNA30 | 99.6 | 0.25 | 0.02 | 0.02 | 95 | 325 |
Calcined Alumina powder
