Research Article
Feasibility of Reprocessing Natural Fiber Filled Poly(lactic acid) Composites: An In-Depth Investigation
Table 4
Relative difference in means of properties of WF/PLA composites between cycle 0 and cycle 6.
| Properties | WF 30 PLA composite (%) | WF 50 PLA composite (%) |
| Tensile strength (MPa) | −47.34 | −41.86 | Tensile modulus (MPa) | −9.30 | −53.96 | Failure strain (%) | −71.22 | 29.20 | Flexural strength (MPa) | −70.53 | −70.12 | Flexural modulus (MPa) | −28.37 | −5.99 | Impact resistance (J/m) | −72.18 | −40.10 | Heat deflection temperature (°C) | −3.43 | −2.58 | Storage modulus (MPa) | −10.68 | −14.03 | Coefficient of thermal expansion (mm/mm/°C) | 175.94 | −40.93 | Melt flow index (g/10 min) | 640.37 | 1364.60 |
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Negative sign shows a decrease and a positive one shows an increase in the value of the property.
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