// SPEC · 耐火砖
超纯白刚玉砖（Al₂O₃ 99%）
超纯白刚玉砖（Al₂O₃≥99%），超低杂质含量，抗强腐蚀介质性能卓越，适用于玻璃窑再生室、精密陶瓷烧结炉及化工反应器衬里，致密度高，是高纯高温工况的理想选择。
// 主要特性
- Ultra-high purity Al2O3 ≥99% preventing product contamination
- Exceptional resistance to strongly acidic and alkaline corrosion
- Very low apparent porosity (≤14%) with dense sintered microstructure
- Maximum refractoriness under load ≥1750°C for extreme temperature service
// 技术规格
| Al2O3 (%) | ≥99 |
| Fe2O3 (%) | ≤0.1 |
| Apparent Porosity (%) | ≤14 |
| Cold Crushing Strength (MPa) | ≥180 |
| Refractoriness Under Load (°C) | ≥1750 |
// 应用领域
Glass tank furnace regenerator checker brick packingSapphire crystal growth furnace hot zone liningAdvanced technical ceramic sintering shuttle kilnFluorine chemical reactor vessel refractory liningSemiconductor substrate high-temperature annealing furnace tube
// 快速规格
最高温度1800°C
导热系数5.0 W/(m·K) at 1000°C
体积密度3.50 g/cm³
执行标准GB/T 2995
// 获取报价