Calcined Alumina (Hign Temperature)
The product has stable crystalline and high purity, and has some properties such as : high fusing point, high hardness, good resistance to abrasion, high mechinical strength, good electrical insultion and resistance to corrosion etc.
Our α- Al2O3 is calcined in rotary kiln which using high quality raw material. The product is also a perfect raw material for producing series of high purity & alumina ceramics, abrasive and refractory etc.
The product has the form of white powder crystalline with high purity and high inversion rate ofα- Al2O3
Standard YT/T 89-1996 is executed.
| 分類 Type |
牌號 Code |
化學成分% Chemical composition % |
真密度（g/cm3）True Specific Gravity（g/cm3） |
α氧化鋁% α-Al2O3 |
| Al2O3 |
雜質含量＜ Impurity＜ |
| SiO2 |
Fe2O3 |
Ma2O |
灼減 |
| 低鈉型Low na |
GD-03 |
99.5 |
0.06 |
0.03 |
0.03 |
0.10 |
3.97 |
95 |
| Gd-05 |
99.5 |
0.06 |
0.03 |
0.05 |
0.10 |
3.97 |
95 |
| Gd-10 |
99.3 |
0.08 |
0.04 |
0.10 |
0.10 |
3.96 |
95 |
| Gd-20 |
99 |
0.10 |
0.05 |
0.20 |
0.20 |
3.95 |
93 |