Magnesium Aluminum Chromium Composite Spinel Brick
The magnesium aluminum chromium composite spinel brick is mainly made of high-purity magnesium sand, magnesium aluminum spinel, chromium concentrate, and magnesium aluminum chromium composite spinel.
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High-temperature resistant
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Erosion resistance
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Erosion influence
Product Introduction
The magnesium aluminum chromium composite spinel brick is mainly made of high-purity magnesium sand, magnesium aluminum spinel, chromium concentrate, and magnesium aluminum chromium composite spinel. Nano toughening materials are added, and the product is made by precision batching, high-pressure forming, and hightemperature sintering. The product has high temperature strength,wear resistance, corrosion resistance, and excellent thermal shock stability.
Product Specifications
| Index | HWMAC-A | HWMAC-B |
| MgO（%） ≥ | 77 | 75 |
| Cr2O3（%） | 3~5 | 5~7 |
| Al2O3（%） | 7~10 | 5~8 |
| Apparent Porosity（%） ≤ | 17 | 18 |
| Bulk Density（g/cm3 ） ≥ | 2.95 | 2.95 |
| Cold Compressive Strength（MPa） ≥ | 55 | 50 |
| 0.2MPa Refractoriness Under Load（T0.6 ℃) ≥ | 1700 | 1650 |
| Thermal Shock Resistance（1100℃ Cycle） ≥ | 10 | 8 |
- Grade:
- HWMAC-A
- HWMAC-B
