20 GF PC vs. PETG
Both 20 GF PC and PETG are thermoplastics. There are 18 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.
For each property being compared, the top bar is 20 GF PC and the bottom bar is PETG.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 5.9 | |
| 2.2 |
| Flexural Modulus, GPa | 5.7 | |
| 2.1 |
| Flexural Strength, MPa | 130 | |
| 77 |
| Impact Strength: Notched Izod, J/m | 140 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 110 | |
| 53 |
Thermal Properties
| Glass Transition Temperature, °C | 150 | |
| 81 |
| Heat Deflection Temperature At 1.82 MPa (264 psi), °C | 150 | |
| 69 |
| Heat Deflection Temperature At 455 kPa (66 psi), °C | 150 | |
| 73 |
| Specific Heat Capacity, J/kg-K | 1090 | |
| 1200 |
| Thermal Conductivity, W/m-K | 0.21 | |
| 0.29 |
Electrical Properties
| Dielectric Strength (Breakdown Potential), kV/mm | 19 | |
| 16 |
Otherwise Unclassified Properties
| Density, g/cm3 | 1.3 | |
| 1.3 |
| Water Absorption After 24 Hours, % | 0.16 | |
| 0.2 |
Common Calculations
| Stiffness to Weight: Axial, points | 2.4 | |
| 1.0 |
| Stiffness to Weight: Bending, points | 45 | |
| 34 |
| Strength to Weight: Axial, points | 23 | |
| 12 |
| Strength to Weight: Bending, points | 38 | |
| 25 |
| Thermal Diffusivity, mm2/s | 0.14 | |
| 0.19 |