Variation of Shore D hardness, Charpy’s impact energy and mechanical and flexural properties of the studied materials
| Formulation | Hardness (Shore D) | Charpy’s impact energy: kJ/m2 | Maximum strength: MPa | Young’s modulus: MPa | Elongation at break: % | Flexural strength: MPa |
|---|---|---|---|---|---|---|
| PLA | 81·20 ± 1·54 | 0·90 ± 0·07 | 63·6 ± 0·9 | 2389 ± 220 | 8·5 ± 1·0 | 107·60 ± 5·17 |
| PLA + MLO | 82·08 ± 0·90 | 1·58 ± 0·39 | 44·3 ± 0·9 | 2122 ± 118 | 35·4 ± 4·8 | 80·30 ± 6·79 |
| 1%x1 | 79·70 ± 0·90 | 0·70 ± 0·18 | 37·3 ± 1·8 | 1931 ± 162 | 50·3 ± 3·1 | 55·40 ± 1·89 |
| 1%x3 | 79·60 ± 0·57 | 0·76 ± 0·15 | 33·1 ± 0·7 | 2051 ± 50 | 46·6 ± 4·4 | 49·60 ± 0·19 |
| 6%x1 | 80·16 ± 0·43 | 0·50 ± 0·13 | 27·1 ± 1·2 | 1976 ± 108 | 19·8 ± 6·3 | 50·60 ± 1·29 |
| 6%x2_A | 80·12 ± 0·39 | 0·54 ± 0·09 | 28·3 ± 0·9 | 2060 ± 116 | 13·5 ± 3·9 | 56·20 ± 8·00 |
| 6%x2_B | 79·28 ± 1·87 | 0·48 ± 0·08 | 25·0 ± 1·4 | 1957 ± 71 | 15·7 ± 1·9 | 43·80 ± 0·42 |
| 6%x2_C | 79·04 ± 0·67 | 0·61 ± 0·11 | 29·5 ± 1·3 | 1897 ± 101 | 24·3 ± 3·5 | 51·10 ± 0·80 |
| 6%x2_D | 79·32 ± 0·64 | 0·57 ± 0·10 | 25·9 ± 2·4 | 2023 ± 200 | 23·2 ± 4·3 | 48·60 ± 4·10 |
| 11%x1 | 79·00 ± 2·17 | 0·55 ± 0·13 | 22·6 ±1·8 | 2066 ± 169 | 12·0 ± 4·3 | 42·30 ± 0·63 |
| 11%x3 | 77·64 ± 0·65 | 0·44 ± 0·13 | 19·2 ± 0·6 | 1904 ± 75 | 4·7 ± 1·3 | 34·50 ± 3·88 |
| Formulation | Hardness (Shore D) | Charpy’s impact energy: kJ/m2 | Maximum strength: MPa | Young’s modulus: MPa | Elongation at break: % | Flexural strength: MPa |
|---|---|---|---|---|---|---|
| PLA | 81·20 ± 1·54 | 0·90 ± 0·07 | 63·6 ± 0·9 | 2389 ± 220 | 8·5 ± 1·0 | 107·60 ± 5·17 |
| PLA + MLO | 82·08 ± 0·90 | 1·58 ± 0·39 | 44·3 ± 0·9 | 2122 ± 118 | 35·4 ± 4·8 | 80·30 ± 6·79 |
| 1%x1 | 79·70 ± 0·90 | 0·70 ± 0·18 | 37·3 ± 1·8 | 1931 ± 162 | 50·3 ± 3·1 | 55·40 ± 1·89 |
| 1%x3 | 79·60 ± 0·57 | 0·76 ± 0·15 | 33·1 ± 0·7 | 2051 ± 50 | 46·6 ± 4·4 | 49·60 ± 0·19 |
| 6%x1 | 80·16 ± 0·43 | 0·50 ± 0·13 | 27·1 ± 1·2 | 1976 ± 108 | 19·8 ± 6·3 | 50·60 ± 1·29 |
| 6%x2_A | 80·12 ± 0·39 | 0·54 ± 0·09 | 28·3 ± 0·9 | 2060 ± 116 | 13·5 ± 3·9 | 56·20 ± 8·00 |
| 6%x2_B | 79·28 ± 1·87 | 0·48 ± 0·08 | 25·0 ± 1·4 | 1957 ± 71 | 15·7 ± 1·9 | 43·80 ± 0·42 |
| 6%x2_C | 79·04 ± 0·67 | 0·61 ± 0·11 | 29·5 ± 1·3 | 1897 ± 101 | 24·3 ± 3·5 | 51·10 ± 0·80 |
| 6%x2_D | 79·32 ± 0·64 | 0·57 ± 0·10 | 25·9 ± 2·4 | 2023 ± 200 | 23·2 ± 4·3 | 48·60 ± 4·10 |
| 11%x1 | 79·00 ± 2·17 | 0·55 ± 0·13 | 22·6 ±1·8 | 2066 ± 169 | 12·0 ± 4·3 | 42·30 ± 0·63 |
| 11%x3 | 77·64 ± 0·65 | 0·44 ± 0·13 | 19·2 ± 0·6 | 1904 ± 75 | 4·7 ± 1·3 | 34·50 ± 3·88 |
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