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| Customization: | Available |
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| Feature: | Long Time Materials |
| Refractoriness (℃): | 1580< Refractoriness< 1770 |
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| Chemical composition | Specification | ||
| Al2O3 | ≤45 | % | |
| Physical & Thermal Properties | Specification | ||
| Bulk Density | Dry | 1.4 | g/cm3 |
| Cold Crushing Strength | after drying at 110 ºC / 24 hrs | 5 | MPa |
| after heating at 1100 ºC / 3 hrs | 10 | MPa | |
| after heating at 1500 ºC / 3 hrs | / | MPa | |
| Rupture Strength | after drying at 110 ºC / 24 hrs | 2 | MPa |
| after heating at 1100 ºC / 3 hrs | 3 | MPa | |
| after heating at 1500 ºC / 3 hrs | / | MPa | |
| Permanent Linear Change | after heating at 1100 ºC / 3 hrs | -0.1~-0.4 | % |
| after heating at 1500 ºC / 3 hrs | /. | ||
| Refractoriness | 1200 | ºC | |