China 1600c/1800c Degree Ceramic Fiber Board Insulation for Furnace Wall Insulation, Find details about China 1800c Ceramic, High Purity from 1600c/1800c Degree Ceramic Fiber Board Insulation for Furnace Wall Insulation
Type | Common | Standard | High Pure | High alumina | Zirconium | |
Classification temperature (°C) | 1100 | 1260 | 1260 | 1360 | 1430 | |
Working temperature (°C) | ≤1000 | 1050 | 1100 | 1200 | 1350 | |
Color | White | Pure White | Pure White | Pure White | Pure White | |
Density (kg/m3) | 260 320 | 260 32 | 260 320 | 260 320 | 260 320 | |
Shrinkage on heating (%)(Temperature 24 hours, density as 320kg/m3) | -4 (1000°C) | -3 (1000°C) | -3 (1100°C) | -3 (1200°C) | -3 (1350°C) | |
Thermal conductivity of various temperatures (w/m.k) (density 285kg/m3) | 0.085 (400°C) 0.132 (800°C) 0.180 (1000°C) | 0.085 (400°C) 0.132 (800°C) 0.180 (1000°C) | 0.085 (400°C) 0.132 (800°C) 0.180 (1000°C) | 0.085 (400°C) 0.132 (800°C) 0.180 (1000°C) | 0.085 (400°C) 0.132 (800°C) 0.180 (1000°C) | |
Compressive strength (Mpa) | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | |
Chemical composition (%) | AL2O3 | 44 | 46 | 47-49 | 52-55 | 39-40 |
AL2O3+SIO2 | 96 | 97 | 99 | 99 | - | |
AL2O3+SIO2+ZrO2 | - | - | - | - | 99 |
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