Silica Brick
Application:
Silica brick is mainly used as structural materials for coke ovens, glass furnaces, acid steelmaking furnaces and other thermal equipment.
High Working Temperature
Good Thermal Stability
Good Resistance to Acid Slag Corrosion
High Refractoriness Under Load
Technical Data:
| Item/Grade | GZ – 94 | GZ – 95 | GZ – 96 | |
|---|---|---|---|---|
| SiO₂, % | ≥ | 94 | 95 | 96 |
| Fe₂O₃, % | ≤ | 1.4 | 1.2 | 1.0 |
| Apparent Porosity, % | ≤ | 22 | 22 | 22 |
| Bulk Density, g/cm³ | ≤ | 2.35 | 2.35 | 2.34 |
| Cold Crushing Strength, MPa | ≥ | 30 | 35 | 40 |
| 0.2MPa Refractoriness Under Load, °C | ≥ | 1650 | 1660 | 1670 |
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