PLA vs. MDPE
Both PLA and MDPE are thermoplastics. There are 10 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is PLA and the bottom bar is MDPE.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 1.3 | |
| 0.93 |
| Elastic (Young's, Tensile) Modulus, GPa | 3.5 | |
| 0.6 |
| Glass Transition Temperature, °C | 60 | |
| -80 |
| Melting Onset (Solidus), °C | 160 | |
| 120 |
| Shear Modulus, GPa | 2.4 | |
| 0.64 |
| Specific Heat Capacity, J/kg-K | 1800 | |
| 2350 |
| Stiffness to Weight: Axial, points | 1.6 | |
| 0.36 |
| Stiffness to Weight: Bending, points | 40 | |
| 30 |
| Thermal Conductivity, W/m-K | 0.13 | |
| 0.4 |
| Thermal Diffusivity, mm2/s | 0.058 | |
| 0.18 |