// SPEC · 耐火砖
热工级硅砖 SiO2 97%
SiO2≥97%热工级硅砖，荷重软化温度高，体积稳定性好，抗碱蒸汽侵蚀性强，专为浮法玻璃窑格子砖、玻璃窑上部结构及陶瓷窑车面砖设计。
// 主要特性
- High refractoriness under load (RUL ≥1660°C)
- Excellent resistance to alkali vapor attack in glass furnace atmospheres
- Superior volume stability across wide thermal cycling range
- Low impurity content protecting glass melt quality
// 技术规格
| SiO2 (%) | ≥97.0 |
| Al2O3 (%) | ≤0.4 |
| Apparent Porosity (%) | ≤21 |
| True Density (g/cm³) | ≤2.34 |
| Cold Crushing Strength (MPa) | ≥40 |
// 应用领域
Float glass tank furnace checker brickGlass melting furnace superstructure archCeramic tunnel kiln car top deckingGlass furnace regenerator crownBorosilicate glass melting furnace lining
// 快速规格
最高温度1700°C
导热系数1.35 W/(m·K) at 600°C
体积密度2.34 g/cm³
执行标准GB/T 2988
// 获取报价