PCL vs. PBT
Both PCL and PBT are thermoplastics. There are 11 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is PCL and the bottom bar is PBT.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 1.2 | |
| 2.7 to 8.7 |
| Elongation at Break, % | 300 | |
| 2.5 to 43 |
| Tensile Strength: Ultimate (UTS), MPa | 10 | |
| 58 to 140 |
Thermal Properties
| Glass Transition Temperature, °C | -60 | |
| 40 |
| Maximum Temperature: Decomposition, °C | 200 | |
| 380 |
| Melting Onset (Solidus), °C | 60 | |
| 230 |
Otherwise Unclassified Properties
| Density, g/cm3 | 1.1 | |
| 1.3 to 1.5 |
Common Calculations
| Stiffness to Weight: Axial, points | 0.61 | |
| 1.1 to 3.2 |
| Stiffness to Weight: Bending, points | 32 | |
| 35 to 45 |
| Strength to Weight: Axial, points | 2.5 | |
| 12 to 25 |
| Strength to Weight: Bending, points | 9.4 | |
| 25 to 38 |