| %LLDPE | % of coffee hulls | Tensile strength (MPa) | Elongation at break (%) | Water absorption (%) |
| 100 | 0 | 24.9 ± 1.5 | 3.4 ± 0.1 | 0.23 ± 0.1 |
| 90 | 10 | 18.1 ± 1.5 | 3.28 ± 0.08 | 3.34 ± 1.09 |
| 80 | 20 | 18.4 ± 1.5 | 3.2 ± 0.1 | 4.76 ± 0.78 |
| 70 | 30 | 17.6 ± 1.5 | 3.1 ± 0.1 | 6.76 ± 1.67 |