PA 6/6 vs. PBI
PA 6/6 belongs to the thermoplastics classification, while PBI belongs to the thermoset plastics. There are 12 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.
For each property being compared, the top bar is PA 6/6 and the bottom bar is PBI.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 1.6 to 23 | |
| 5.9 |
| Elongation at Break, % | 2.8 to 46 | |
| 3.0 |
| Flexural Modulus, GPa | 1.3 to 19 | |
| 6.5 |
| Flexural Strength, MPa | 80 to 260 | |
| 220 |
| Tensile Strength: Ultimate (UTS), MPa | 60 to 240 | |
| 160 |
Thermal Properties
| Glass Transition Temperature, °C | 50 | |
| 410 |
| Maximum Temperature: Decomposition, °C | 410 | |
| 590 |
Electrical Properties
| Dielectric Constant (Relative Permittivity) At 1 Hz | 3.6 to 15 | |
| 3.4 |
| Dielectric Constant (Relative Permittivity) At 1 MHz | 3.0 to 4.3 | |
| 3.8 |
| Dielectric Strength (Breakdown Potential), kV/mm | 25 to 30 | |
| 23 |
| Electrical Resistivity Order of Magnitude, 10x Ω-m | 10 to 13 | |
| 13 |
Otherwise Unclassified Properties
| Limiting Oxygen Index (LOI), % | 26 | |
| 58 |