Our tundish well block is alumina magnesia based which has been used in many iron and steel companies with good results.
Main physical and chemical performance index:
Index |
Alumina magnesia |
Clay |
|
Al2O3 % ≥ |
60 |
40 |
|
MgO % ≥ |
10 |
--- |
|
110℃×24h |
CCS MPa ≥ |
40 |
15 |
|
MOR MPa ≥ |
10 |
--- |
1400℃×3h |
CCS MPa ≥ |
60 |
20 |
|
MOR MPa ≥ |
15 |
--- |
|
Linear change after heating % |
±1 |
±1 |
|
Apparent porosity % ≤ |
20 |
23 |