ceramicfibre bricks Ceramic
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ceramicfiber brick
Product features of thermal insulation bricks
Excellent thermal insulation, energy saving, high compressive strength
low thermal conductivity, low shrinkage, excellent resistance to wind erosion performance
excellent high temperature performance, long service life
application of THERMAL INSULATION
For the heating furnace, soaking pit, annealing furnace and other furnace working lining and insulation. It is a good new energy-saving environmental protection (type) refractory materials
Specifications
| Ordinary TRB-1 | Standard TRB-2 | High-alumina TRB-3 | zirconiumTRB-4 | ||
Classification(°C)) | 1050 | 1150 | 1260 | 1400 | ||
Shrinkage(%) | 800°C*24h≤-3 | 1000°C*24h≤-3 | 1200°C*24h≤-3 | 1350°C*24h≤-3 | ||
Theoretical thermal conductivity ( w/m.k) Hot side 400°C Hot side 800°C | 0.060-0.085 0.0080-0.10 | 0.060-0.085 0.0080-0.10 | 0.060-0.085 0.0080-0.10 | 0.060-0.085 0.0080-0.10 | ||
Density Kg/m3 | 230-700 | 230-700 | 230-700 | 230-700 | ||
Compressive strength(MP) | ≥0.4 | ≥0.5 | ≥0.6 | ≥0.6 | ||
Al2O3% | 38-44 | 43-46 | 48-55 | 39-40 | ||
Al2O3+SiO2 % | 95-96 | 96-97 | 99 | / | ||
Al2O3+SiO2+ZrO2 % | / | / | / | 99 | ||
ZrO2 % | / | / | / | 12-15 | ||
Fe2O3 % | 1.2 | 1.0 | 0.2 | 0.2 | ||
Na2O+K2O % | ≤0.5 | ≤0.5 | ≤0.2 | ≤0.2 | ||
Specification mm | As per customers demands | |||||
Package | Wooden box or carton |
ceramicfibre brick