High rigidity and light weight
Low thermal conductivity
Resistance to thermal shock and gas erosion
Easy cutting and engineering, mechanical flexibility
Resists penetration by molten aluminum and other non-ferrous metals.
Refractory lining for industrial furnaces
Combustion chamber liner, boilers and heaters
Back-up insulation for monolithic refractories
Transfer of non-ferrous metals
Expansion joint boards
Barrier against flame
DAYA CERAMIC FIBER BOARD | 1100-BOARD | 1260- BOARD | 1300- BOARD | 1350- BOARD | 1430- BOARD | |||||
Physical properties | Classification Temperature(℃) | 1100 | 1260 | 1300 | 1350 | 1430 | ||||
Bulk Density (kg/m³) | 260/280/300/320 | |||||||||
Water Content(%) | ≤ 1 | |||||||||
Cold Crushing Strength(MPa) | 0.1-0.3 | |||||||||
Organic Material Content(%) | ≤ 6 | |||||||||
Permanent Liner Change (%) | 950℃X24h≤ -3 | 1000℃X24h≤ -3 | 1100℃X24h≤ -3 | 1200℃X24h≤ -3 | 1350℃X24h≤ -3 | |||||
Chemcial Analysis (%) | Al₂O₃ | ≥40 | ≥43 | 44-47 | 51-53 | - | ||||
Al₂O₃+SiO₂ | ≥95 | ≥96 | ≥98 | ≥99 | - | |||||
Al₂O₃+SiO₂++ ZrO₂ | - | - | - | - | 99 | |||||
ZrO₂ | - | - | - | - | ≥15 | |||||
Fe₂O₃ | <0.5 | <0.5 | ≤0.3 | ≤0.3 | - | |||||
K₂O+Na₂O+ Fe₂O₃ | <0.9 | - | - | - | - | |||||
Thermal Conductivity (W/mK) | 200℃ | 0.08 | 0.07 | 0.07 | 0.08 | 0.08 | ||||
400℃ | 0.12 | 0.11 | 0.11 | 0.11 | 0.11 | |||||
500℃ | 0.13 | 0.13 | 0.13 | 0.13 | 0.13 | |||||
600℃ | 0.11 | 0.10 | 0.15 | 0.10 | 0.10 |