PET vs. MDF
PET belongs to the thermoplastics classification, while MDF belongs to the wood-based materials. There are 9 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 PET and the bottom bar is MDF.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 1.4 to 1.6 | |
| 0.75 |
| Elastic (Young's, Tensile) Modulus, GPa | 3.5 to 11 | |
| 4.0 |
| Elongation at Break, % | 2.5 to 70 | |
| 0.5 |
| Specific Heat Capacity, J/kg-K | 1000 to 1150 | |
| 1700 |
| Stiffness to Weight: Axial, points | 1.2 to 4.4 | |
| 3.0 |
| Stiffness to Weight: Bending, points | 32 to 54 | |
| 71 |
| Strength to Weight: Axial, points | 12 to 27 | |
| 6.7 |
| Strength to Weight: Bending, points | 25 to 41 | |
| 20 |
| Tensile Strength: Ultimate (UTS), MPa | 60 to 140 | |
| 18 |