High Quality Floating Ship Mooring Rope 3 Strand Twisted 4mm-64mm Polyester Polypropylene PP Nylon Marine Rope
1.General Description
QINGDAO JINCHENG MARITIME mooring rope series includes nylon, polypropylene filament, polypropylene, polypropylene/polyester blend, polyester and other varieties, which are widely used, with high strength, low elongation, wear resistance, corrosion resistance and other advantages, soft and smooth, easy to operate, and can also be used to make special anti-static ropes. The products are mainly used in ships, fishing, port loading and unloading, power construction, oil exploration, sports goods, national defense research and other fields.
3 Strand Twisted Mooring Rope is a classic, widely used marine rope designed with three individual strands twisted together—combining simplicity, reliability, and cost-effectiveness. It is tailored for mooring (securing vessels to docks, buoys, or piers) but also adapts to other light-to-medium duty tasks. Below are its core features and typical applications:
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Twisted Structure for Stable Load Distribution
The 3-strand twisted design (a traditional "laid rope" structure) distributes tension evenly across all three strands, ensuring consistent load-bearing performance during mooring. Unlike some braided ropes that may shift under uneven stress, the twisted construction maintains structural stability—even when the rope is pulled at slight angles (common in marine environments where vessel movement is unavoidable). This stability prevents sudden strand failure and ensures reliable holding power for small-to-medium boats.
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Good Flexibility & Knot Retention
The twisted 3-strand design balances rigidity (for load support) and flexibility (for easy handling). It bends smoothly around dock cleats, bollards, or winches without kinking, and its texture allows it to grip tightly when tied into common mooring knots (e.g., cleat hitch, bowline, or round turn with two half-hitches). The knots rarely slip—critical for mooring, where loose ropes could lead to vessel drift or damage.
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Cost-Effective & Easy to Manufacture
Compared to multi-strand braided or reinforced mooring ropes, 3 Strand Twisted Rope has a simpler manufacturing process (twisting three basic strands instead of interweaving multiple layers). This lowers production costs, making it an affordable choice for recreational boaters, small marinas, or budget-conscious users. Despite its low cost, it still meets basic mooring requirements for boats, jet skis, or small yachts.
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High Visibility & Easy Inspection
The distinct 3-strand twisted pattern makes it easy to visually inspect for wear or damage. Users can quickly spot frayed strands, cuts, or weak points (e.g., discolored areas from UV exposure) by checking the surface of each strand. This visibility reduces the risk of using a compromised rope—essential for safety in marine environments, where rope failure can have serious consequences.
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Compatibility with Common Mooring Hardware
Its standard diameter range (typically 6mm to 24mm for small-to-medium vessels) and twisted texture make it compatible with most common mooring hardware: dock cleats, rope clutches, winches, and chocks. It feeds smoothly through hardware without jamming, and its surface texture prevents slippage when wrapped around winch drums—simplifying mooring operations for both experienced and novice users.
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Recreational Vessel Mooring
Ideal for securing small boats, jet skis, canoes, kayaks, or small yachts (under 10 meters) to private docks, marinas, or buoys. Its affordability and easy handling make it the go-to choice for weekend boaters or casual users who moor vessels temporarily (e.g., during day trips or short stays).
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Small Marina & Dock Operations
Used by small marinas or waterfront facilities to provide temporary mooring lines for visiting boats. Its cost-effectiveness allows marinas to stock large quantities without overspending, while its reliability ensures basic safety for short-term vessel storage.
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Light-Duty Cargo Securing (Marine & Land)
Beyond mooring, it is often used to secure light cargo on small boats (e.g., coolers, fishing gear) or on land (e.g., tying down equipment on trailers for boat transport). Its knot retention and moderate strength make it suitable for low-load securing tasks where heavy-duty ropes are unnecessary.
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Dock & Pier Maintenance
Used by maintenance teams to temporarily secure floating docks, gangways, or small watercraft during repairs. Its flexibility allows it to adapt to irregular shapes (e.g., around dock supports), and its easy inspection ensures safety during maintenance work.
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Freshwater & Coastal Inland Use
Performs well in freshwater (lakes, rivers) and sheltered coastal areas (e.g., bays or harbors with low wave action). While it may not be ideal for open-ocean mooring (where high winds and large waves demand reinforced ropes), it is perfectly suited for calm, protected waters where stress on the rope is moderate.

2. Main performance
Material | Polyamide Multifilament | Polyamide Yarn | Polypropylene Multifilament | Polypropylene | Polyester | Polypropylene and Polyester Mixed |
Spec.Density | 1.14 no floating | 1.14 not floating | 0.91 no floating | 0.91 Floating | 1.27 no floating | 0.95 Floating |
Melting Point | 215℃ | 215℃ | 165℃ | 165℃ | 260℃ | 165℃/260℃ |
Abrasion Resistance | Very Good | Very Good | Medium | Medium | Good | Good |
U.V.Resistance | Very Good | Very Good | Medium | Medium | Good | Good |
Temperature resistance | 120℃max | 120℃max | 70℃max | 70℃max | 120℃max | 80℃max |
Chemical resistance | Very Good | Very Good | Good | Good | Good | Good |
3.Technology Comparison
Coil length: 220m
Spliced strength:± 10% lower
Weight and length tolerance:± 5%
MBL=Minimum Breaking Load conform ISO 2307
Other sizes available upon request

4.Parameter Table
Specification 规格 | PA Multifilament 锦纶复丝 | PAYarn 锦纶 | PP Multifilament 丙纶长丝 | Polypropylene 丙纶 | Polyester 涤纶 | PET/PP Mixed 丙纶/涤纶混合绳 |
Dia. | Cir | Ktex | KN | Ktex | KN | Ktex | KN | Ktex | KN | Ktex | KN | Ktex | KN |
直径 | 圆 周 | 线密度 | 破断强力 | 线密度 | 破断强力 | 线密度 | 破断强力 | 线密度 | 破断强力 | 线密度 | 破断强力 | 线密度 | 破断强力 |
4 | 1/2 | 10 | 3.7 | 10 | 2.6 | 6.3 | 2.3 | 6 | 2.1 | 12 | 2.9 | 7.0 | 2.8 |
6 | 3/4 | 22 | 7.9 | 22 | 6 | 18 | 6.5 | 17 | 5.9 | 27 | 5.6 | 17.5 | 6.8 |
8 | 1 | 40 | 13.8 | 40 | 10.9 | 32 | 11.4 | 30 | 10.4 | 48 | 10.0 | 31 | 11.9 |
10 | 1-1/4 | 62 | 21.2 | 62 | 15.7 | 47 | 16.8 | 45 | 15.3 | 76 | 15.6 | 48.5 | 18.2 |
12 | 1-1/2 | 89 | 30.1 | 89 | 24.1 | 68 | 23.9 | 65 | 21.7 | 110 | 22.3 | 69.9 | 25.7 |
14 | 1-3/4 | 121 | 40.0 | 121 | 33.0 | 95 | 32.9 | 90 | 29.9 | 148 | 31.2 | 95.1 | 34.7 |
16 | 2 | 158 | 51.9 | 158 | 42.5 | 121 | 40.7 | 115 | 37.0 | 195 | 39.8 | 124 | 44.8 |
18 | 2-1/4 | 200 | 64.3 | 200 | 53.9 | 155 | 51.9 | 148 | 47.2 | 245 | 49.8 | 157 | 56.1 |
20 | 2-1/2 | 247 | 79.2 | 247 | 66.7 | 189 | 62.6 | 180 | 56.9 | 303 | 62.3 | 194 | 68.7 |
22 | 2-3/4 | 299 | 94.0 | 299 | 80.4 | 231 | 75.0 | 220 | 68.2 | 367 | 74.7 | 235 | 82.1 |
24 | 3 | 355 | 112 | 355 | 93.6 | 273 | 87.7 | 260 | 79.7 | 437 | 89.6 | 279 | 96.3 |
26 | 3-1/4 | 417 | 129 | 417 | 111.5 | 320 | 101 | 305 | 92.2 | 512 | 105 | 328 | 113 |
28 | 3-1/2 | 484 | 149 | 484 | 127 | 373 | 115 | 355 | 105 | 594 | 120 | 380 | 130 |
30 | 3-3/4 | 555 | 169 | 555 | 143 | 425 | 132 | 405 | 120 | 682 | 134 | 437 | 148 |
32 | 4 | 632 | 192 | 632 | 161 | 483 | 146 | 460 | 132 | 778 | 154 | 497 | 167 |
36 | 4 - 1/ 2 | 800 | 240 | 800 | 200 | 614 | 182 | 585 | 166 | 982 | 190 | 629 | 210 |
40 | 5 | 987 | 294 | 987 | 241 | 756 | 221 | 720 | 201 | 1215 | 235 | 776 | 257 |
44 | 5-1/2 | 1190 | 351 | 1190 | 289 | 924 | 266 | 880 | 242 | 1468 | 275 | 939 | 308 |
48 | 6 | 1420 | 412 | 1420 | 338 | 1092 | 308 | 1040 | 280 | 1750 | 329 | 1110 | 364 |
52 | 6-1/2 | 1670 | 479 | 1670 | 393 | 1281 | 357 | 1220 | 325 | 2050 | 384 | 1320 | 424 |
56 | 7 | 1930 | 550 | 1930 | 450 | 1491 | 408 | 1420 | 371 | 2380 | 439 | 1520 | 489 |