// SPEC · 耐火砖
硅砖 SiO2 94%
SiO2≥94%标准级硅砖，荷重软化温度高，残余线变化小，广泛用于焦炉炉墙、玻璃窑蓄热室格子砖及工业窑炉内衬，出口品质稳定可靠。
// 主要特性
- High refractoriness under load (RUL ≥1620°C)
- Low residual linear change rate above 600°C
- Stable volume at elevated service temperatures
- Cost-effective standard grade for general industrial applications
// 技术规格
| SiO2 (%) | ≥94.0 |
| Al2O3 (%) | ≤1.2 |
| Apparent Porosity (%) | ≤23 |
| True Density (g/cm³) | ≤2.34 |
| Cold Crushing Strength (MPa) | ≥25 |
// 应用领域
Coke oven heating wallGlass furnace regenerator checker brickCeramic tunnel kiln arch roofIndustrial heating furnace roofLime kiln upper zone lining
// 快速规格
最高温度1600°C
导热系数1.25 W/(m·K) at 600°C
体积密度2.33 g/cm³
执行标准GB/T 4984
// 获取报价