PAI vs. COC
Both PAI and COC are thermoplastics. There are 11 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.
For each property being compared, the top bar is PAI and the bottom bar is COC.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 4.0 to 8.3 | |
| 3.0 |
| Elongation at Break, % | 3.0 to 12 | |
| 2.5 |
| Tensile Strength: Ultimate (UTS), MPa | 100 to 180 | |
| 60 |
Thermal Properties
| Thermal Expansion, µm/m-K | 15 to 34 | |
| 60 |
Otherwise Unclassified Properties
| Density, g/cm3 | 1.4 to 1.6 | |
| 1.0 |
| Water Absorption After 24 Hours, % | 0.3 to 0.4 | |
| 0 |
Common Calculations
| Stiffness to Weight: Axial, points | 1.6 to 3.2 | |
| 1.7 |
| Stiffness to Weight: Bending, points | 38 to 47 | |
| 48 |
| Strength to Weight: Axial, points | 19 to 34 | |
| 17 |
| Strength to Weight: Bending, points | 33 to 49 | |
| 34 |
| Thermal Shock Resistance, points | 48 to 110 | |
| 24 |