Ceramic fiber features:
Easy to wrap, shape or cut
Lightweight
Low thermal conductivity; Low heat storage
Good uniformity and smooth appearance
Good flexibility and toughness and resistance to erosion
Good dielectric strength and sound insulation
Excellent thermal shock resistance
Excellent chemical stability and machining property
Excellent corrosion resistance
Ceramic fiber features applications:
Appliance heat seals
Parting plane in refractory linings
Combustion chamber liners
Backup lining for metal troughs
Hot top linings
Thermal and electrical insulation
Refractory backup insulation
Coke oven door shook absorption medium
Kiln car deck covering
Ceramic fiber paper technical data:
Grade | Standard | High Pure | High Aluminium | Zirconium | |||
Max. Temperature (℃) | 1050 | 1150 | 1260 | 1430 | |||
Shrinkage on Heating (%) | 800℃×24h≤-3 | 1000℃×24h≤-3 | 1280℃×24h≤-3 | 1400℃×24h≤-3 | |||
Organic Content (%) | ≤5 | ≤5 | ≤5 | ≤5 | |||
Thermal conductivity by mean temp.(W/m.k.) (250kg/m3) | 200℃ | 0.055～0.065 | 0.060～0.070 | ||||
400℃ | 0.110～0.120 | 0.105～0.125 | |||||
600℃ | 0.160～0.170 | 0.170～0.180 | |||||
Chemical Composition (%) | AL2O3 | 43 | 47 | 55 | 38 | ||
SiO2 | 53 | 51 | 44 | 44 | |||
Fe2O3 + Ti2O3 | ≤1.2 | ≤0.3 | ≤0.3 | ≤0.2 | |||
CaO + MgO | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.2 | |||
NaO + KO2 | ≤0.5 | ≤0.3 | ≤0.3 | ≤0.2 | |||
Density (kg/m3) | 170~230 | ||||||
.jpg)
