EPS Foam (expanded polystyrene Type II) vs Nickel Foam (Open-Cell 450 g/m2 areal density)
Property comparison of EPS Foam (expanded polystyrene Type II) and Nickel Foam (Open-Cell 450 g/m2 areal density), both foam.
| Property | EPS Foam (expanded polystyrene Type II) | Nickel Foam (Open-Cell 450 g/m2 areal density) | Difference |
|---|---|---|---|
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 20 kg/m³ | 430 kg/m³ | +2050% |
| Thermal conductivity | 0.036 W/m·K | 7 W/m·K | +19344% |
| Specific heat | 1,300 J/kg·K | 500 J/kg·K | -62% |
| Coefficient of thermal expansion | 0.00007 1/K | 0.000013 1/K | -81% |
Difference is Nickel Foam (Open-Cell 450 g/m2 areal density) relative to EPS Foam (expanded polystyrene Type II). 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
- ASTM C365
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