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Parameters
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Comments
| Al2O3: | 80% | SiO2: | 18% |
|---|---|---|---|
| Fe2O3: | 0.4% | Bulk Density: | 2.8g/cm3 |
| Apparent Porosity: | 18% | Service Temperature: | 1700C |
Fireproof High Temperature Corundum Mullite Brick For Gas Furnace , Roatry Kiln
Feature
1. Casted by melting raw material in the mold, then cooling and solidification.
2. Strong glass corrosion resistance and high thermal shack stability.
3. Good wear-resistance,dregs-resistance and alkali corrosion resistance.
4. High-purity raw material, barely no pollution.
5. Top quality, long service time.
Application:
1. Steel furnaces
2. Iron making furnaces
3. Glass kiln
4. Ceramic tunnel kiln
5. Cement kiln
Specification
| Item | 75 Mullite Brick | 70 Mullite Brick | Mullite corundum |
| Al2O3 % | ≥75 | ≥70 | ≥80 |
| SiO2 % | ≤23 | ≤25 | ≤18 |
| Fe2O3 % | ≤0.4 | ≤0.4 | ≤0.3 |
| Bulk Density g/cm3 | ≥2.7 | ≥2.6 | ≥2.8 |
| Apparent porosity % | ≤18 | ≤18 | ≤18 |
| Cold Crushing Strength MPa | ≥100 | ≥100 | ≥100 |
| 0.2Mpa U.L.R °C | ≥1680 | ≥1680 | ≥1680 |
