| Material | Density (g/cm3) | Tensile Strength (MPa) | Young’s Modulus (GPa) | Average fiber length (um) | Fibre/Pellet diameter |
| Recycled PP | 0.574 | 22.5 | 1.24 | - | 5.04 mm |
| Short carbon fiber | 1.75 | 3500 | 230 | 200 | 7.0 um |