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Average Charpy impact strength results of PLA, PLA 3D850 and PLA-Graphene samples for Flat, On-edge and Upright orientation. Standard deviation is depicted in brackets
| Orientation | Material | Charpy Impact Strength |
|---|---|---|
| EC (kJ/m2) | ||
| Flat | PLA | 42.5 (2.6) |
| PLA 3D850 | 35.2 (0.9) | |
| PLA-Graphene | 34.3 (1.3) | |
| On-edge | PLA | 30.1 (1.9) |
| PLA 3D850 | 27.5 (2.1) | |
| PLA-Graphene | 22.5 (1.5) | |
| Upright | PLA | 20.8 (1.4) |
| PLA 3D850 | 20.1 (1.4) | |
| PLA-Graphene | 19.5 (1.2) |
