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Indexes
| Common | Standard | High-Purity | High-Alumina | ||
| Items | |||||
| classification of temperature (°C) | 1260 | 1260 | 1300 | 1400 | |
| working temperature (°C) | < 1000 | 1000 | 1100 | 1200 | |
| Color | white | pure white | pure white | pure white | |
| Bulk Densit(kg/m3) | 96 | 96 | 96 | 128 | |
| 128 | 128 | 128 | 160 | ||
| Permanent Linear shrink (%)(Keep warm 24h,Bulk Densit 128/m3) | -4 | -3 | -3 | -3 | |
| (1000°C) | (1000°C) | (1100°C) | (1250°C) | ||
| Thermal conductivty at the conditions of many temperature(w/m.k)(Bulk Densit 128kg/m3) | 0.09(400°C) | 0.09(400°C) | 0.09(400°C)0.16(800°C) | 0.12(600°C) | |
| 0.16(800°C) | 0.16(800°C) | 0.20(1000°C) | 0.20(1000°C) | ||
| Tensile strength(MPa) | 0.04 | 0.04 | 0.04 | 0.04 | |
| (Bulk Densit 128kg/m3) | |||||
| chemical composition(%) | AL2O3 | 44 | 46 | 47-49 | 52-55 |
| AL2O3+SIO2 | 96 | 97 | 99 | 99 | |
| AL2O3+SIO2+ZrO2 | - | - | - | - | |
| ZrO2 | - | - | - | - | |
| Fe2O3 | <1.2 | <1.0 | 0.2 | 0.2 | |
| Na2O+K2O | ≤0.5 | ≤0.5 | 0.2 | 0.2 | |
| Size(mm) | Common¦ 7200×610×10-50 or as customer's rquiremnts | ||||
High Quality Industrial Stoves Insulation Material