Product detail
Andalusite Brick
Andalusite brick has the characteristics of rapid cooling and heat resistance, high mechanical strength, strong thermal shock resistance, strong slag resistance, high load conversion point, and has extremely high chemical stability and strong chemical corrosion resistance.
Product Parameters
| Item 项目 |
Andalusite brick 红柱石砖 |
||||||
| RH-155 | RH-150 | RH-145 | RH-140 | RH-135 | RH-130 | ||
| Al2O3(%) | ≥ | 69 | 65 | 61 | 57 | 53 | 49 |
| Fe2O3 (%) | ≤ | 1 | 1 | 1.2 | 1.2 | 1.5 | 1.5 |
| TiO2 (%) | ≤ | 0.5 | 0.5 | 0.5 | 0.6 | 0.6 | 0.6 |
| Apparent Porosity 显气孔率(%) |
≤ | 20(22) | 20(22) | 20(22) | 20(22) | 20(22) | 20(22) |
| Bulk Density 体积密度（g/cm3) |
≥ | 2.55~2.70 (2.50~2.65) |
2.50~2.65 (2.45~2.60) |
2.45~2.60 (2.40~2.55) |
2.40~2.55 (2.35~2.50) |
2.35~2.50 (2.30~2.45) |
2.30~2.45 (2.25~2.40) |
| Cold Crushing Strength 常温耐压强度(Mpa) |
≥ | 55(50) | 55(50) | 50(45) | 50(45) | 40(35) | 40(35) |
| Refractoriness under Load 荷重软化开始温度(℃) (0.2Mpa) |
≥ | 1700 | 1700 | 1650 | 1600 | 1520 | 1450 |
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