LMM TOTAI offer a complete product and service portfolio for all steelmaking processes.
From basic and non-basic bricks and mixes, slide gate plates, isostatic products and prefab components to special machinery, mechanisms and repair systems.
Al2O3‐MgO‐C bricks for LF
Al2O3‐MgO‐C bricks for ladle furnace
- Al2O3‐MgO‐C bricks for the lining of metal line （LY-LD-AM20CX）
- Al2O3‐MgO‐C bricks for the lining of bottom （LY-LD-AM10CX）
| Metal line | Bottom | ||||
 |
LY-LD-AM20CX | LY-LD-AM10CX | LY-LD-AM20CX-B | ||
| Chemical composition(%) | Al2O3 | 65 | 75 | 63 | |
| MgO | 20 | 10 | 20 | ||
| C | 10 | 10 | 9 | ||
| Bulk density | 3.2 | 3.24 | 3.22 | ||
| Apparent porosity(%) | 4.5 | 4.5 | 5 | ||
| Cold crushing strength(MPa) | 45 | 45 | 45 | ||
| Thermal expansion(%)1000℃ | 0.8 | 0.7 | 0.8 | ||
| Permanent linear change(%)1500℃×3h | 1.1 | 0.9 | 1.2 | ||