High-density polyethylene (HDPE) or polyethylene high-density (PEHD) is a thermoplastic polymer produced from the monomer ethylene. HDPE is known for its high strength-to-density ratio.
| Properties/Boat Type | FIBERGLASS BOAT | ALUMINIUM BOAT | STEEL BOAT | HDPE BOAT |
|---|---|---|---|---|
| Density gr/cm3 | 1.5-2.5 | 2.7 | 7.85 | 0.93-0.97 |
| Repairability | Good | Good | Good | Excellent |
| General abuse Resistance | Poor | Poor | Poor | Excellent |
| UV Resistance | Poor | Excellent | Excellent | Excellent |
| Maintenance | High | High | High | Extremely low |
| Rocky Beach Landing | Poor | Poor | Poor | Excellent |
| Anti Fouling Paint | Required | Required | Required | Not Required |
| Impact Resistance | Poor | Good | Good | Excellent |