TPU materials for marine cables are primarily polyether-based and are suitable for manufacturing the outer sheaths of such cables. They comply with the IEC 60092-360 standard and offer excellent properties, including halogen-free characteristics, high flame retardancy, high resilience, and resistance to hydrolysis, heat, weathering, and oil.
| Brand number | PFUBK861016 | Category | Polyether TPU |
| Temperature rating | 90℃ | Color | Black |
| Crosslinking method | / | ||
| Appearance | Pellets | Processing Method | Extrusion/ |
| Product Features | Excellent flame retardancy, oil resistance, and resistance to seawater corrosion. | ||
| Application Scope | Compliant with the IEC 60092-360 standard, this cable compound is suitable for marine cables requiring oil-resistance specifications. | ||
| Testing Items | Value | Typical Value | Unit | Method |
| Density | 1.17±0.05 | 1.16 | g/cm^3 | GB/T 1033 |
| Hardness (6mm plate) | 86±3 | 86 | HA | GB/T 2411 |
| Brittle temperature | ≤-40 | -40 | ℃ | GB/T 5470 |
| UL temperature grade | 90 | 90 | ℃ | UL |
| Mechanical Properties | ||||
| Tensile strength before aging | ≥25 | 31 | MPa | GB/T 1040 |
| Elongation at break before aging | ≥400 | 603 | % | GB/T 1040 |
| Performance After Aging110℃×168h | ||||
| Tensile strength retention rate | ≥70 | 76 | % | GB/T 2951.12 |
| Elongation at break retention rate | ≥70 | 91 | % | GB/T 2951.12 |
| Tear resistance | ≥20 | 45 | N/mm | CQC1103-2015 Excursus B |
| Hot water resistance 80℃*168H | ||||
| Tensile strength retention rate | ≥70 | 80 | % | / |
| Elongation retention rate | ≥70 | 85 | % | / |
| Electrical performance | ||||
| Volume resistivity at 20℃ | ≥1.0×10^10 | 4.2×10^10 | Ω.cm | IEC 60093 |
| Flame Characteristics | ||||
| Oxygen Index | ≥24 | 26 | % | GB/T 2406 |