Carbon-Carbon Composite (2D Woven) vs Expanded Graphite (Compressed Flexible Sheet rho~1.1)
Property comparison of Carbon-Carbon Composite (2D Woven) and Expanded Graphite (Compressed Flexible Sheet rho~1.1), both carbon graphite.
| Property | Carbon-Carbon Composite (2D Woven) | Expanded Graphite (Compressed Flexible Sheet rho~1.1) | Difference |
|---|---|---|---|
| Tensile strength | 50 MPa | 8 MPa | -84% |
| Poisson ratio | 0.1 | 0.3 | +200% |
| Density | 1,450 kg/m³ | 1,100 kg/m³ | -24% |
| Thermal conductivity | 40 W/m·K | 200 W/m·K | +400% |
| Specific heat | 710 J/kg·K | 720 J/kg·K | +1% |
| Coefficient of thermal expansion | 0.000001 1/K | 0 1/K | -100% |
Difference is Expanded Graphite (Compressed Flexible Sheet rho~1.1) relative to Carbon-Carbon Composite (2D Woven). Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- standard
- ASTM
- standard
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