Application:
High chromium bricks are mainly used for lining and reinforcement of different blast furnaces, kilns, electric furnaces, boilers, etc. in the metallurgical industry, cement industry, chemical industry, non-ferrous metal and glass industries.
High Working Temperature
Good Thermal Shock Resistance
Great Wear Resistance
Good Corrosion Resistance
Technical Data:
| Item | GGZ – 75 | GGZ – 85 | GGZ – 90 | GGZ – 95 | |
|---|---|---|---|---|---|
| Cr₂O₃, % | ≥ | 75 | 85 | 90 | 95 |
| Cr₂O₃ + Al₂O₃ + ZrO₂, % | ≥ | 98 | 98 | 98 | 98 |
| SiO₂, % | ≤ | 0.2 | 0.2 | 0.2 | 0.2 |
| Fe₂O₃, % | ≥ | 0.3 | 0.3 | 0.3 | 0.3 |
| K₂O + Na₂O, % | ≤ | 0.2 | 0.2 | 0.2 | 0.2 |
| Bulk Density, g/cm³ | ≥ | 3.9 | 4.2 | 4.22 | 4.25 |
| Apparent Porosity, % | ≤ | 18 | 18 | 16 | 16 |
| Cold Crushing Strength, MPa | ≥ | 120 | 120 | 120 | 120 |
