Ceramic fiber felt is a light and flexible refractory fiber insulation material. With good strength and elasticity, it is suitable for expansion joints of kilns, heat insulation of high-temperature equipment, wall lining and back lining of industrial kilns, etc.
Ceramic fiber felt physical and chemical indicators
| Classification temperature ℃ | 1260 | 1400 | |
| Type | High purity | High Alumina | Zirconium |
| Permanent Linear Change % ℃×24h | ≤-3 1100 | ≤-3 1200 | ≤-3 1350 |
| Thermal Conductivity W/(m·K) 500℃ | ≤0.153 | ||
| Bulk Density kg/m3 | 200/220 | ||
| Moisture content % | ≤1.5 | ||
| Organic content % | ≤7 | ||
| Size | 600×400×20~50 | ||
Ceramic fiber felt applications:
● Wall linings and backings of industrial kilns and heating devices
● Thermal insulation of high-temperature equipment
● High-temperature gasket
● Thermal insulation of molten metal
● High-temperature expansion joints
Rongsheng Refractories Factory








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