Product detail
Fused Silica Brick
Fused quartz products have excellent thermal shock resistance，thermal expansion rates close to zero. Can be used as a glass kiln and coke oven self-closed brick and the brick, the chemical industry’s acid lining,etc.
Product Parameters
| 项目 Item |
熔融石英砖 Fused silica brick |
熔融石英匣体 Fused silica saggar |
粘土结合熔融石英砖 Clay bonded fused silica brick |
| 最高使用温度℃ Max service temperature |
1250 | 1250 | 1250 |
| SiO2 (%) | ≥98 | ≥98 | ≥95 |
| Al2O3（%） | ≤1 | ≤1 | ≤4 |
| Fe2O3 (%) | ≤0.2 | ≤0.2 | ≤0.3 |
| 体积密度(g/cm3) Bulk Density |
≥1.75 | ≥1.7 | ≥1.75 |
| 常温耐压强度(Mpa) Cold Crushing Strength |
≥35 | ≥30 | ≥30 |
| 热稳定性，次 Themal shock resistance，cycles （1100℃ to cool water 水冷） |
≥50 | ≥50 | ≥40 |
| 荷重软化开始温度(℃) (0.2Mpa,0.6%) Refractoriness under Load |
≥1650 | ≥1600 | —— |
| 热膨胀系数(x10-6) （室温Room Temp to1000℃） Coefficient of Thermal Expansion |
0.6 | 0.6 | 0.8 |
| 典型应用 Typical Application |
熔融石英制品具有优异的热稳定性，热膨胀率接近零。可用做玻璃窑和焦炉的碹砖及修补转，化工业的酸性炉衬，高温窑炉用的匣体，支柱等。 Fused quartz products have excellent thermal shock resistance，thermal expansion rates close to zero. Can be used as a glass kiln and coke oven self-closed brick and the brick, the chemical industry’s acid lining,etc. |
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