PEEK vs. PA 6/6
Both PEEK and PA 6/6 are thermoplastics. There are 11 material properties with values for both materials. Properties with values for just one material (21, in this case) are not shown.
For each property being compared, the top bar is PEEK and the bottom bar is PA 6/6.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 4.0 to 24 | |
| 1.6 to 23 |
| Elongation at Break, % | 1.6 to 43 | |
| 2.8 to 46 |
| Flexural Modulus, GPa | 3.8 to 19 | |
| 1.3 to 19 |
| Flexural Strength, MPa | 150 to 330 | |
| 80 to 260 |
| Tensile Strength: Ultimate (UTS), MPa | 97 to 200 | |
| 60 to 240 |
Thermal Properties
| Glass Transition Temperature, °C | 240 | |
| 50 |
| Maximum Temperature: Autoignition, °C | 600 | |
| 460 |
| Maximum Temperature: Decomposition, °C | 570 | |
| 410 |
| Melting Onset (Solidus), °C | 340 | |
| 260 |
Electrical Properties
| Electrical Resistivity Order of Magnitude, 10x Ω-m | 3.0 to 14 | |
| 10 to 13 |
Otherwise Unclassified Properties
| Limiting Oxygen Index (LOI), % | 38 | |
| 26 |