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ItemMG-KG55MG-KG60MG-KG65MG-KG70Chemical Composition(%); ≥Al2O355606568Bulk Density(g/cm3)110℃×16h2.252.352.42.40Linear change rate(%)1350℃×3h-0.5~+0.5-0.5~+0.5-0.5~+0.5-0.5~+0.5Rupture Strength (MPa); ≥110℃×16h66661350℃×3h8888Cold Crushing Strength (CCS)(MPa); ≥110℃×16h40
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Item | MG-KG55 | MG-KG60 | MG-KG65 | MG-KG70 | |
Chemical Composition (%); ≥ | Al2O3 | 55 | 60 | 65 | 68 |
Bulk Density(g/cm3) | 110℃×16h | 2.25 | 2.35 | 2.4 | 2.40 |
Linear change rate(%) | 1350℃×3h | -0.5~+0.5 | -0.5~+0.5 | -0.5~+0.5 | -0.5~+0.5 |
Rupture Strength (MPa); ≥ | 110℃×16h | 6 | 6 | 6 | 6 |
1350℃×3h | 8 | 8 | 8 | 8 | |
Cold Crushing Strength (CCS)(MPa); ≥ | 110℃×16h | 40 | 45 | 50 | 50 |
1350℃×3h | 60 | 65 | 70 | 65 | |
Working Temperature(℃) | 1350 | 1350 | 1350 | 1350 | |
Part Used | Roof, side wall |