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Product Introduction
CORUNDUM BRICKS stand out as essential components due to their exceptional heat resistance and durability. Whether it’s in the steel, glass, or petrochemical industries, the quality of corundum bricks plays a pivotal role in the efficiency and longevity of furnaces and kilns. However, not all corundum brick manufacturers are created equal. In this article, we delve into the crucial factors to consider when selecting a corundum brick manufacturer, ensuring reliability, performance, and longevity for your industrial operations.
| Item/Index | Mullite Bricks | Resintering Fused Mullite Bricks | Mullite-Corundum Bricks | Corundum-Mullite Bricks |
| Al2O3 | ≥70% | ≥75% | ≥80% | ≥90% |
| SiO2 | ≤25% | ≤23% | ≤18% | ≤8% |
| Fe2O3 | ≤0.5% | ≤0.5% | ≤0.5% | ≤0.3% |
| Apparent Porosity | ≤17% | ≤14% | ≤19% | ≤18% |
| Bulk Density | ≥2.55g/cm | ≥2.65g/cm | ≥2.70g/cm | ≥2.90g/cm |
| Cold Crushing Strength | ≥90MPa | ≥100MPa | ≥80MPa | ≥100MPa |
| Initial Refractoriness Under Load | ≥1630℃ | ≥1700℃ | ≥1650℃ | ≥1700℃ |
Contact for more details: info@hkwnil.com
CORUNDUM BRICKS stand out as essential components due to their exceptional heat resistance and durability. Whether it’s in the steel, glass, or petrochemical industries, the quality of corundum bricks plays a pivotal role in the efficiency and longevity of furnaces and kilns. However, not all corundum brick manufacturers are created equal. In this article, we delve into the crucial factors to consider when selecting a corundum brick manufacturer, ensuring reliability, performance, and longevity for your industrial operations.
Item/Index | Mullite Bricks | Resintering Fused Mullite Bricks | Mullite-Corundum Bricks | Corundum-Mullite Bricks |
|---|---|---|---|---|
| Al2O3 | ≥70% | ≥75% | ≥80% | ≥90% |
| SiO2 | ≤25% | ≤23% | ≤18% | ≤8% |
| Fe2O3 | ≤0.5% | ≤0.5% | ≤0.5% | ≤0.3% |
| Apparent Porosity | ≤17% | ≤14% | ≤19% | ≤18% |
| Bulk Density | ≥2.55g/cm | ≥2.65g/cm | ≥2.70g/cm | ≥2.90g/cm |
| Cold Crushing Strength | ≥90MPa | ≥100MPa | ≥80MPa | ≥100MPa |
| Initial Refractoriness Under Load | ≥1630℃ | ≥1700℃ | ≥1650℃ | ≥1700℃ |
Contact for more details: info@hkwnil.com
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