Review Article
Potential Application of Green Composites for Cross Arm Component in Transmission Tower: A Brief Review
Table 4
Comparison of man-made petroleum-based polymers with biopolymers [
119–
122].
| | Polymers | Tensile strength (MPa) | Elongation at break (%) | Tensile modulus (GPa) |
| | Petroleum-based polymer | | Polyester | 41.4-89.7 | 2.6 | 2.06-4.11 | | Low-density polyethylene (LDPE) | 190.0 | 190.0 | 0.21 | | High-density polyethylene (HDPE) | 20.3 | 380.0 | 0.91 | | Poly(ethylene tetraphthalate) (PET) | 55.0 | 130.0 | 2.70 | | Epoxy | 26.0 | 2.33 | 1.21 | | Biopolymer | | Poly(lactic acid) (PLA) | 49.6 | 2.4 | 3.60 | | Poly(hydroxyalkanoate)s (PHA)s | 17.0-40.0 | 5.0-680.0 | 0.20-3.50 | | Poly (3-hydroxybutyrate) (PHB) | 36.4 | 2.1 | 2.99 | | Β-lactorglobulin + glycerol | 4.9 | 11.4 | 0.15 |
|
|
