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| 项 目 | 1500型 | 1550型 | 1600型 |
| Item | |||
| 最高使用温度 ℃ | 1500 | 1550 | 1600 |
| Max,service temperature | |||
| Al2O3 % | ≥70 | ≥80 | ≥85 |
| SiO2 % | ≤28 | ≤15 | ≤13 |
| Fe2O3 % | ≤0.5 | ≤0.5 | ≤0.3 |
| 体积密度 g/cm3 | 1.3—1.5 | 1.4—1.7 | 1.6—1.8 |
| Bulk density | |||
| 常温耐压强度 MPa | ≥8 | ≥8 | ≥10 |
| CCS | |||
| 荷重软化开始温度 ℃ | ≥1500 | ≥1550 | ≥1600 |
| (0.1MPa,0.6%) | |||
| Refractoriness under load | |||
| 重烧线变化率 % | ±0.5 | ±0.5 | ±0.3 |
| (1600℃×3h) | |||
| Reheating linear change | |||
| 导热系数 w/(m.k) ≤ | ≤0.6 | ≤0.7 | ≤0.8 |
| (平均温度 Averaga 800℃） | |||
| Thermal Conductivity | |||
| 应 用 | 主要用于焙烧耐火材料、工业陶瓷、日用陶瓷梭式窑的内衬和隧道窑高温带用 | ||
| 砖，高温窑炉的隔热砖。 | |||
| Application | Primarily used for lining of the shuttle kiln for calcining | ||
| refractory material, industrial ceramics and domestic ceramics, | |||
| and the bricks for the high temperature zone of tunnel | |||
| kiln, and insulation brick for high-temperature furnace | |||
| 备 注 | 长期使用温度的标准为氧化气氛和间歇性窑炉 | ||
| Remark | The standards for highest used temperature are oxidizing | ||
| atmosphere and intermittent furnace | |||
刚玉莫来石中轻质砖