Aluminum Foam (Closed-Cell Alporas) vs Carbon Foam (Graphitized High-Conductivity ORNL/PocoFoam type)
Property comparison of Aluminum Foam (Closed-Cell Alporas) and Carbon Foam (Graphitized High-Conductivity ORNL/PocoFoam type), both foam.
| Property | Aluminum Foam (Closed-Cell Alporas) | Carbon Foam (Graphitized High-Conductivity ORNL/PocoFoam type) | Difference |
|---|---|---|---|
| Poisson ratio | 0.33 | 0.3 | -9% |
| Density | 250 kg/m³ | 280 kg/m³ | +12% |
| Specific heat | 500 J/kg·K | 710 J/kg·K | +42% |
| Coefficient of thermal expansion | 3.5 1/K | 0.000005 1/K | -100% |
Difference is Carbon Foam (Graphitized High-Conductivity ORNL/PocoFoam type) relative to Aluminum Foam (Closed-Cell Alporas). 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
- none
- standard
- ASTM C177
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