Syntactic Foam (Glass Microballoon/Epoxy 400 kg/m3) vs XPS Foam (extruded polystyrene Type X)
Property comparison of Syntactic Foam (Glass Microballoon/Epoxy 400 kg/m3) and XPS Foam (extruded polystyrene Type X), both foam.
| Property | Syntactic Foam (Glass Microballoon/Epoxy 400 kg/m3) | XPS Foam (extruded polystyrene Type X) | Difference |
|---|---|---|---|
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 400 kg/m³ | 30 kg/m³ | -93% |
| Specific heat | 900 J/kg·K | 1,300 J/kg·K | +44% |
| Coefficient of thermal expansion | 0.000023 1/K | 0.00007 1/K | +204% |
Difference is XPS Foam (extruded polystyrene Type X) relative to Syntactic Foam (Glass Microballoon/Epoxy 400 kg/m3). 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 C365
- standard
- ASTM
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