Structural PVC Foam (closed-cell) vs XPS Foam (extruded polystyrene Type X)
Property comparison of Structural PVC Foam (closed-cell) and XPS Foam (extruded polystyrene Type X), both foam.
| Property | Structural PVC Foam (closed-cell) | XPS Foam (extruded polystyrene Type X) | Difference |
|---|---|---|---|
| Elastic modulus | 55 MPa | 12 MPa | -78% |
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 80 kg/m³ | 30 kg/m³ | -63% |
| Thermal conductivity | 0.035 W/m·K | 0.03 W/m·K | -14% |
| Specific heat | 1,100 J/kg·K | 1,300 J/kg·K | +18% |
| Coefficient of thermal expansion | 0.00006 1/K | 0.00007 1/K | +17% |
Difference is XPS Foam (extruded polystyrene Type X) relative to Structural PVC Foam (closed-cell). 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
- DIN
- standard
- ASTM
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