Table 3 Typical properties of the waste plastics.
S. no. | Property | Low-density polyethylene (LDPE) | High-density polyethylene (HDPE) | Polyethylene terephthalate (PET) |
|---|---|---|---|---|
1 | Density (g/cm3) | 0.915–0.92 | 0.94–0.96 | 1.39 |
2 | Tensile modulus of elasticity (MPa) | 200–400 | 600–1400 | 3500 |
3 | Yield stress (MPa) | 8–10 | 18–30 | 90 |
4 | Melting temperature (°C ) | 105–118 | 126–135 | 245 |
5 | Water absorption at 23 °C (%) | < 0.05 | < 0.05 | 0.25 |
