// SPEC · Refractory Bricks
Silica Brick SiO2 94%
Silica Brick SiO2 94% standard grade with high refractoriness and stable volume at service temperature. Widely used in coke oven walls, glass furnace regenerators, and industrial kiln linings.
// Key Features
- 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
// Technical Specifications
| SiO2 (%) | ≥94.0 |
| Al2O3 (%) | ≤1.2 |
| Apparent Porosity (%) | ≤23 |
| True Density (g/cm³) | ≤2.34 |
| Cold Crushing Strength (MPa) | ≥25 |
// Applications
Coke oven heating wallGlass furnace regenerator checker brickCeramic tunnel kiln arch roofIndustrial heating furnace roofLime kiln upper zone lining
// Quick Specs
Max Temperature1600°C
Thermal Conductivity1.25 W/(m·K) at 600°C
Density2.33 g/cm³
StandardGB/T 4984
// Get Pricing
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