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ID:
TIME: 2018-11-26
VIEWS: 2806
The material is formed by integrating carbon felt, graphite foil or carbon cloth , then subjecting them into the second times of high temperature purification treatment. The material is superior in ablation resistance performance, thermal shock resistance performance, airflow washing resistance performance and thermal insulation performance.
Grade | JP-PB | ||
density（g/cm3） | 0.18±0.02 | 0.16±0.02 | |
porosity（%） | 90 | 92 | |
carbon content（%） | ＞99.9 | ||
ash（%） | ＜0.08 | ||
process temperature C | 2400 | ||
Thermal conductivity（1000℃） | Vacuum（W/m·K） | 0.15-0.26 | |
Inert gas（W/m·K） | 0.28-0.34 | ||
Folding strength (Mpa) | (horizontal)（xy） | 1.1 | 0.9 |
(vertical)（z） | 0.2 | 0.2 | |
Flexural strength（Mpa） | horizontal（xy） | 1.6 | 1.8 |
vertical（z） | 1.0 | 1.2 | |
Thermal Expansion | 25-1000℃ | 2.5 | |
1000-2000℃ | 3.0 | ||
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