Features: With integrity,high strength,easy construction and other features
| 指标Index 项目Item | 中间包涂料 Tundish coating chain | Permanent Lining castable | 电炉顶浇注料Electric Furnace Roof | |||
| 镁质 Magnesia | 镁钙质Calcium manesia | |||||
| Al,O,(%) ≥ | / | / | 50-75 | 80 | ||
| MgO(%) | ≥ | 80 | 60 | / | / | |
| CaO (%) | ≥ | / | 8.0 | / | 20 | |
| 体积密度(g/cm³)≥Bulk Density | 110℃×24h | 1.6-2.4 | 1.6-2.4 | 2.3 | 2.75 | |
| 耐压强度(MPa)≥Cold crushing strength | 110℃×24h | 40 | 25 | 50 | 60 | |
| 1500℃×3h | 45 | 30 | 60 | 80 | ||
| 抗折强度(MPa)≥Modules of Rupture | 110℃×24h | 4 | 3 | 6 | 8 | |
| 1500℃x3h | 5 | 4 | 8 | 12 | ||
| 线变化率(1500℃×3h,%) Linear change | ±0.1 | ±0.1 | ±0.2 | ±0.2 | ||
