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Ceramic Fiber Board | |||||
Name | Standard | High-purity | High alumina | Zirconium-containing | |
Type | RBD-100 | RBD-110 | RBD-120 | RBD-135 | |
Application fields | Ceramic industrial furnace lining; ceramic industrial furnace car heat insulation, furnace door baffle; high-temperature heat insulation, expansion joints; commonly used thermal resistance materials; ladle, tundish, ladle heat insulation lining | ||||
Size | 1200×600×(10-50)mm | 1200×600×(10-50)mm | 1200×600×(10-50)mm | 1200×600×(10-50)mm | |
Color | White | White | White | White | |
Classification temperature °F (°C) | 2300℉(1260℃) | 2300℉(1260℃) | 2552℉(1400℃) | 2606℉(1430℃) | |
Max. Temperature Rating, °F (°C) | 1832℉(1000℃) | 2012℉(1100℃) | 2192℉(1200℃) | 2462℉(1350℃) | |
Density lb/ft3 (kg/m3) | 17-50(280-800) | 17-50(280-800) | 17-50(280-800) | 19-44(300-700) | |
Modulus of repture(MPa) | ≥0.3 | ≥0.3 | ≥0.3 | ≥0.3 | |
loss of ignition | ≤6% | ≤6% | ≤6% | ≤6% | |
Compressive Strength (10% Compression) | ≥0.15Mpa | ≥0.25Mpa | ≥0.25Mpa | ≥0.25Mpa | |
Linear Shrinkage, %, 24 hours @ Operating Temp | 1832℉(1000℃)≤3% | 2012℉(1100℃)≤3% | 2192℉(1200℃)≤3.5% | 2462℉(1350℃)≤3.5% | |
Thermal Conductivity W/(m·K) | 752℉(400℃) | 0.08 | 0.08 | 0.08 | 0.07 |
1112℉(600℃) | 0.11 | 0.11 | 0.11 | 0.10 | |
1472℉(800℃) | 0.15 | 0.15 | 0.15 | 0.14 | |
1832℉(1000℃) | 0.19 | 0.19 | 0.19 | 0.18 | |
Chemical Analysis | Al2O3+SiO2 | ≥96% | ≥97% | ≥98% | -- |
ZrO2 | - | - | - | ≥15% | |
Al2O3+SiO2+ ZrO2 | - | - | - | ≥99% | |
Fe2O3 | <1.00% | <1.00% | <0.25% | <0.25% | |
K2O+Na2O | <0.50% | <0.50% | <0.25% | <0.25% |