ZHENGZHOU CAIHUA KILN MASONRY INSTALLATION CO.,LTD
Global Refractories and Solutions Supplier
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Corundum mullite high-strength wear-resistant refractory castables have high compressivestrength, good high temperature volume stability and thermal stability, excellent wear resistance and strong corrosion resistance. Can be used for the lining of large CFB boilerwear linings and other hightemperature furnaces.
| Item | MGM-1 | MGM-2 | MGM-3 | |
| AL2O3% | 70 | 75 | 85 | |
| SiO2% | 25 | 17 | 13 | |
| Fe2O3% | 1 | 1 | 1 | |
| Bulk density g/cm3 | 2.7 | 2.8 | 2.9 | |
| Flexural strength MPa ≥ | 110℃×24h | 10 | 11 | 12 |
| 1100℃×3h | 16 | 17 | 18 | |
| 1400℃×3h | 17 | 18 | 19 | |
| Compressive strength/ MPa ≥ | 110℃×24h | 75 | 85 | 95 |
| 1100℃×3h | 100 | 110 | 120 | |
| 1400℃×3h | 115 | 120 | 125 | |
| Normal wearcm3 | 7 | 6 | 5 | |
| 0.2MPa load softening start temperature/℃≥ | 1450 | 1480 | 1500 | |
| Thermal shock stability TSR (900℃ ,water cooling) time≥ | 25 | 25 | 25 | |
| PLC /% | -0.3 | -0.2 | -0.2 | |
| Maximum Service temperature/℃ | 1550 | 1550 | 1600 | |
