Loading Port:China main port
Payment Terms:TT OR LC
Min Order Qty:1 roll
Supply Capability:8000 roll/month
Sort temperature
1. Common Type 1100°C.
2. Standard Type 1260°C.
3. High Pure 1260°C.
4. Aluminium Abounding 1360°C.
5. Zirconium-Including Type 1430°C.
Features:
Low thermal conductivity
Very low heat storage
Very high tensile strength
Thermal shock resistance
Sound absorption
Quick repairs
Should lining damage occur, furnace can be cooled quickly
Contains no binder, no fumes or furnace atmosphere contamination
Contains no asbestos
No curing or dry out time, lining can be fired to operating temperature immediately
Applications:
Kiln car insulation and seals
Continuous and batch kilns
Heat treating and annealing furnaces
Furnace door linings and seals
Soaking pit covers and seals
Reformer and pyrolysis lining
Tube seals, gaskets and expansion joints
Boiler insulation
Insulation of commercial dryers
Stress-relieving insulation
Processing
The various alumino-silicate ejecting fiber blankets through processing of pricking, heat-shaping, cutting, rolling and etc. Aside from the same quality of dispersing alumino-silicate fiber cotton, all pricking blanket have high quality of tensile strength, texture uniformity and plane surface.
Physical Properties
Specification | Common Grade | Standard Grade | High pure Grade | High alumina Grade | Zirconium Grade |
Color | White | Pure White | Pure White | Pure White | Pure White |
Classification temperature (℃) | 1100 | 1260 | 1260 | 1400 | 1430 |
Use temperature (℃) | 950 | 1000 | 1100 | 1200 | 1350 |
Theoretical density (kg/m3) | 64/96/128 | 64/96/128 | 64/96/128 | 96/128/160 | 96/128/160 |
Shrinkage on heating (%) | 950°Cx24h≤-3 | 1000°Cx24h≤-3 | 1100°Cx24h≤-3 | 1200°Cx24h≤-3 | 1350x24h≤-3 |
Tensile Strength (MPa) | 0.04 | 0.04 | 0.04 | 0.04 | 0.04 |
Thermal conductivity ( w/ m.k) (Physical Volume Density 128 Kgs/ m3) | 0.09(400℃) | 0.09(400℃) | 0.09(400℃) 0.16(800℃) | 0.12(600℃) | 0.16(800℃) |
Chemical properties
Chemical Content Common Grade | Standard Grade | High pure Grade | High alumina Grade | Zirconium Grade | |
AL2O3 | 44% | 46% | 47-49% | 52-55% | 39-40% |
AL2O3+SiO2 | 96% | 97% | 99% | 99% | 82-84% |
ZrO2 | - | - | - | - | 15-17% |
AL2O3+SiO2+ZrO2 | - | - | - | - | 99% |
Fe2O3 | ≤1.2% | ≤1.0% | ≤0.2% | ≤0.2% | ≤0.2% |
Na2O+K2O | ≤0.5% | ≤0.5% | ≤0.2% | ≤0.2% | ≤0.2% |
