PBT vs. PC
Both PBT and PC are thermoplastics. There are 10 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is PBT and the bottom bar is PC.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 1.3 to 1.5 | |
| 1.2 to 1.4 |
| Elongation at Break, % | 2.5 to 43 | |
| 3.5 to 110 |
| Flexural Modulus, GPa | 2.6 to 9.1 | |
| 2.3 to 10 |
| Flexural Strength, MPa | 79 to 210 | |
| 92 to 160 |
| Glass Transition Temperature, °C | 40 | |
| 150 |
| Heat Deflection Temperature At 1.82 MPa (264 psi), °C | 4.0 | |
| 130 to 150 |
| Specific Heat Capacity, J/kg-K | 1040 to 1200 | |
| 1000 to 1200 |
| Strength to Weight: Axial, points | 12 to 25 | |
| 15 to 30 |
| Strength to Weight: Bending, points | 25 to 38 | |
| 30 to 45 |
| Tensile Strength: Ultimate (UTS), MPa | 58 to 140 | |
| 66 to 160 |