Yuanjiang Brand - high temperature alumina is white powder or fine sand, good liquidity, stable performance and difficult to soluble in acid and alkali solution, has a good sintering performance.This product used as high alumina refractories, electromagnetic devices and products of raw materials, such as polishing.
One, the main standards and features
chemicals |
Alumina (alpha AL2O3)/high temperature |
The product status |
White powder |
Package is installed |
25 kg woven bag, 1000 kg big bags |
Product main features |
White powder or fine sand, good liquidity, stable performance and difficult to soluble in acid and alkali solution, has the good sintering performance. |
Range of application |
High aluminum refractory materials, electromagnetic devices and products of raw materials, such as polishing. |
Second, the quality indicators
Order no. |
project |
Single bit |
Refers to the standard |
YJ-A |
YJ-2 |
1 |
AL2O3 |
% ≥ |
99.5 |
99.5 |
2 |
SiO2 |
% ≤ |
0.026 |
0.06 |
3 |
Fe2O3 |
Or less |
0.04 |
0.03 |
4 |
Na2O |
% ≤ |
0.20 |
0.30 |
5 |
Burning alkali |
% |
1.0 |
1.0 |
6 |
Alpha AL2O3 |
%≥ |
94.0 |
93.0 |
7 |
True proportion |
% ≥g/cm3 |
3.94 |
3.95 |
|