Description
12 strands mixed rope with anti snap back core represent a critical step forward in maritime safety, combining advanced materials and thoughtful design to protect lives and assets. By adopting these innovations alongside rigorous safety protocols, the maritime industry can minimize the dangers associated with snap-back accidents.
What is the reason of anti snap back ?
When dealing with ship mooring ropes, kickback accidents are one of the most important safety issues. These events occur when the rope under tension breaks, causing a violent release of stored energy that may result in serious injury or damage. The modern innovation in mooring rope design aims to reduce these risks, especially for large vessels operating in harsh environments.
How to take off the potential energy of the mooring lines cased by the big wind, swell and tides?
To address the issue of snap-back, we have developed anti-snap back mooring ropes engineered to reduce or safely dissipate stored energy upon failure. These ropes utilize high-performance core materials like HMPE, which offer excellent tensile strength with lower elongation, minimizing energy buildup. Protective coatings and advanced weaving techniques enhance abrasion resistance, reducing failure risks under stress. Additionally, some designs incorporate energy-absorbing components, such as sacrificial layers or integrated shock-absorbing materials, to limit the force of snap-back and improve safety during mooring operations.
Feature
- Material:UHMWPE+high elastic polyamide central core
- Structure:12 strand
- Density: 0.97g/cm3
- Melting point: 140℃/215℃
- Elongation: 3.5%
- Abrasion resistance: excellent
- UV resistance: excellent
- Chemical resistance: good
- Dry and wet conditions: wet strength equals dry strength
- Excellent shock absorption
- Easy to handle, inspect and repair
Application
12 strands mixed rope with anti snap back core ：ship, ocean transportation, port towing, oil tankers, chemical tankers, large bulk carries, offshore fishing and other fields.
Technical Data
ships mooring rope
| Size | Weight | MBL(Unspliced) | LDBF(Spliced) | ||||
|---|---|---|---|---|---|---|---|
| Dia.mm | Cir.inch | g/m | kgs/220m | kN | ton | kN | ton |
| 40 | 5 | 910 | 200 | 1329 | 135.6 | 1196 | 122 |
| 42 | 5-1/4 | 1009 | 222 | 1459 | 148.9 | 1313 | 134 |
| 44 | 5-1/2 | 1108 | 244 | 1589 | 162.1 | 1430 | 146 |
| 46 | 5-3/4 | 1201 | 264 | 1698 | 173.2 | 1528 | 155.9 |
| 48 | 6 | 1294 | 285 | 1807 | 184.4 | 1626 | 166 |
| 50 | 6-1/4 | 1418 | 312 | 1971 | 201.1 | 1774 | 181 |
| 52 | 6-1/2 | 1557 | 343 | 2136 | 217.9 | 1922 | 196.1 |
| 54 | 6-3/4 | 1681 | 370 | 2300 | 234.7 | 2070 | 211.2 |
| 56 | 7 | 1805 | 397 | 2464 | 251.5 | 2218 | 226 |
| 58 | 7-1/4 | 1930 | 425 | 2622 | 267.6 | 2360 | 240.8 |
| 60 | 7-1/2 | 2055 | 452 | 2778 | 283.4 | 2500 | 255.1 |
| 62 | 7-3/4 | 2180 | 480 | 2936 | 299.5 | 2642 | 269.6 |
| 64 | 8 | 2325 | 512 | 3092 | 315.5 | 2783 | 284 |
| 66 | 8-1/4 | 2488 | 547 | 3293 | 336.1 | 2964 | 302.5 |
| 68 | 8-1/2 | 2650 | 583 | 3496 | 356.7 | 3146 | 321 |
| 70 | 8-3/4 | 2813 | 619 | 3697 | 377.2 | 3327 | 339.5 |
| 72 | 9 | 3025 | 666 | 3898 | 397.7 | 3508 | 358 |
| 74 | 9-1/4 | 3180 | 700 | 4080 | 416.3 | 3672 | 374.7 |
| 76 | 9-1/2 | 3335 | 734 | 4263 | 435 | 3837 | 391.5 |
| 78 | 9-3/4 | 3490 | 768 | 4444 | 453.5 | 4000 | 408.2 |
| 80 | 10 | 3645 | 802 | 4628 | 472.2 | 4165 | 425 |
