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info@rsrefractories.comCalcium silicate board has low thermal conductivity, good insulation; low density, high strength; good thermal stability, small shrinkage; good durability, not easy to pulverize; does not contain carcinogens, toxic substances or low melting point organic binding agent.
| Item | Specification | ||||
| GSG-1 | GSG-2 | GSG-3 | GSG-4 | ||
| SiO2 % | 47~48 | ||||
| CaO % | 44~45 | ||||
| Mass Lost % | 6~7 | ||||
| Bulk Density kg/m3 | 230±10% | 250±10% | 270±10% | 300±10% | |
| CMOR MPa | ≥0.45 | ≥0.50 | ≥0.55 | ≥0.6 | |
| CCS MPa | ≥0.8 | ≥0.9 | ≥1.0 | ≥1.1 | |
| Thermal Conductivity W/(m·K) | 200℃ | ≤0.085 | ≤0.095 | ≤0.098 | ≤0.102 |
| 400℃ | ≤0.100 | ≤0.108 | ≤0.110 | ≤0.116 | |
| 600℃ | ≤0.152 | ≤0.156 | ≤0.158 | ≤0.164 | |
| 800℃ | ≤0.214 | ≤0.216 | ≤0.218 | ≤0.226 | |
| Use of Maximum Temperature ℃ | 1100 | ||||
| Linear Shrinkage % 1050℃×12h | ≤2 | ||||
Mainly used in electric power, metallurgy, petrochemical, aluminum and other industrial thermal equipment and backing insulation for pipeline.
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