PA 11 vs. Spruce-pine-fir
PA 11 belongs to the thermoplastics classification, while spruce-pine-fir belongs to the wood-based materials. There are 11 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is PA 11 and the bottom bar is spruce-pine-fir.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 0.4 to 1.3 | |
| 16 |
| Elongation at Break, % | 80 to 130 | |
| 1.5 |
| Tensile Strength: Ultimate (UTS), MPa | 25 to 51 | |
| 85 |
Thermal Properties
| Specific Heat Capacity, J/kg-K | 1740 | |
| 1380 |
| Thermal Conductivity, W/m-K | 0.28 | |
| 0.12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 1.0 | |
| 0.5 |
| Limiting Oxygen Index (LOI), % | 29 | |
| 24 |
Common Calculations
| Stiffness to Weight: Axial, points | 0.22 to 0.71 | |
| 18 |
| Strength to Weight: Axial, points | 6.7 to 14 | |
| 47 |
| Strength to Weight: Bending, points | 18 to 30 | |
| 86 |
| Thermal Diffusivity, mm2/s | 0.16 | |
| 0.17 |