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Tench Ramming Material
- Description :
- The iron trench ramming material is a kind of aluminum carbon composite refractory,with good slag resistance and scour resistance，easy construction，heat ditch construction，no baking can be used
- Application :
- Tamping and forming of rammer
- Use :
- Iron trench in large and medium sized blast furnace
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Description parameter
| Model | HX－11A | HX－11B | |
| Chemical component（%） | Al2O3 | ≥55 | ≥70 |
| SiC+C | ≥12 | ≥18 | |
| Bulk density（g/cm³） | 110℃×24h | ≥2.35 | ≥2.70 |
| 1500℃×3h | ≥2.25 | ≥2.60 | |
| Breaking strength(MPa) | 110℃×24h | ≥15.0 | ≥15.0 |
| 1500℃×3h | ≥15.0 | ≥20.0 | |
| Compression strength（MPa） | 110℃×24h | ≥4.0 | ≥4.0 |
| 1500℃×3h | ≥3.5 | ≥4.0 | |
| Linear change(%) | 1500℃×3h | 0~+0.5 | 0~+0.5 |
| Construction dosage（t/m³） | 2.65 | 3 | |
| Application | Choose according to the needs of the user | ||
| Application | Overrall small ladle casting | All ladle slag line | |
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