Table 2.
Mechanical properties of PLA and its composites.
| Young’s Modulus (GPa) |
Tensile Strength (MPa) |
Elongation at Break (%) |
Flexural Modulus (GPa) |
Flexural Strength (MPa) |
Flexural Stain at Break (%) |
|
|---|---|---|---|---|---|---|
| PLA | 3.1 | 74 | 3.3 | 3.5 | 102 | 3.9 |
| PLA/HA5 | 3.3 | 63 | 2.1 | 3.9 | 84 | 2.3 |
| PLA/HA10 | 3.7 | 56 | 1.7 | 4.4 | 77 | 1.9 |
| PLA/HA15 | 4.1 | 43 | 1.2 | 4.9 | 69 | 1.5 |
| PLA/HA-g-PLA(m)5 | 3.4 | 76 | 2.4 | 4.0 | 105 | 3.4 |
| PLA/HA-g-PLA(m)10 | 3.9 | 78 | 2.2 | 4.6 | 108 | 3.2 |
| PLA/HA-g-PLA(m)15 | 4.3 | 66 | 1.6 | 5.0 | 93 | 2.1 |
| PLA/HA-g-PLA(d)10 | 3.7 | 68 | 2.0 | NA | - | - |
| PLA/HA-g-PLA(s)10 | 3.9 | 77 | 2.2 | NA | - | - |
| PLA/HA-g-PLA(l)10 | 3.8 | 76 | 2.3 | NA | - | - |
| PLA/PGA fiber10 | 3.5 | 99 | 24.8 | 4.6 | 118 | - 1 |
| PLA/PGA fiber20 | 3.9 | 130 | 22.6 | 5.6 | 130 | - |
| PLA/PGA fiber30 | 4.2 | 155 | 25.4 | 6.5 | 142 | - |
1 Not broken during flexural test.