The low-creep mullite brick produced by our company is a special product made by high-pressure molding and high-temperature firing with the synthetic mullite and sillimanite as the main raw material. The product has excellent high temperature creep performance and corrosion resistance, which is the preferred brick to fire wall and cross wall with brick of carbon furnace.
| Item | Index |
| Al2O3 | ≥55% |
| Fe2O3 | ≤1.5% |
| CaO+MgO | ≤0.7% |
| Na2O+K2O | ≤0.8% |
| BD | ≥2.3g/cm3 |
| AP | ≤18% |
| CCS | ≥60Mpa |
| RUL (0.2Mpa 0.6%) | ≥1480℃ |
| CS(1280℃, 0.2Mpa, 25h) | 0.35% |
| MOR(1200℃) | ≥12Mpa |
| MOR(1350℃) | ≥6Mpa |
| COTE(20℃--1000℃) | ≥0.65% |
| TSR(1000℃) | ≥20 times |
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