
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 |
- High Visibility with White Color: The white color of the rope ensures exceptional visibility in various marine environments—whether on open water, near docks, or in low-light conditions (e.g., dawn, dusk, or overcast weather). This visibility reduces the risk of accidental entanglement (e.g., with boat propellers or swimmers) and makes it easy to track the rope’s position, even when partially submerged or laid across a deck.
- Robust Load-Bearing with 32mm Diameter: The 32mm diameter provides substantial cross-sectional strength, enabling the rope to handle heavy static and dynamic loads common in marine use. This thickness distributes pressure evenly when tied to cleats, pilings, or anchor points, minimizing stress on both the rope and connected hardware. It is well-suited for applications requiring a balance of strength and manageable handling (not overly bulky for mid-sized marine tasks).
- Durable 3-Strand Twist Construction: The classic 3-strand twist design enhances structural stability, ensuring the rope maintains its shape and integrity even under repeated tension, bending, or knotting. Each strand interlocks tightly, reducing the risk of fraying or strand separation—critical for withstanding the friction of marine surfaces (e.g., docks, hulls, or seabed debris). The twist also improves grip, making it easier for users to handle and secure the rope manually.
- Marine-Grade Nylon’s Saltwater & Moisture Resistance: Crafted from marine-grade nylon, the rope resists degradation from prolonged exposure to saltwater, salt spray, and humidity. It does not absorb excessive moisture (preventing weight gain or mildew growth) and maintains its tensile strength even after repeated immersion. Unlike non-marine ropes, it avoids corrosion-related weakening, ensuring long-term reliability in coastal or offshore settings.
- Balanced Elasticity for Shock Absorption: Nylon’s inherent elasticity, paired with the 3-strand structure, allows the rope to stretch moderately under sudden loads (e.g., wave-induced pulls during mooring or anchor use) and recoil without permanent deformation. This shock-absorbing property protects both the rope and connected equipment (e.g., boat hulls, dock cleats, or anchor systems) from damage caused by abrupt tension spikes.
- Mid-Sized Boat Mooring & Docking: Ideal for mooring mid-sized recreational boats, fishing boats, or small yachts to docks, pilings, or buoys. The 32mm diameter provides enough strength to secure the vessel against wind and wave action, while the white color ensures the rope is visible to nearby boats or workers. Its saltwater resistance ensures consistent performance in coastal marinas.
- Anchor Lines for Small to Mid-Sized Vessels: Suitable as an anchor line for boats where reliable load-bearing and shock absorption are essential. When the anchor is set on the seabed, the rope’s elasticity cushions sudden pulls from waves, preventing the anchor from dislodging or the line from snapping. The 3-strand twist resists abrasion from sand, rocks, or seabed debris, extending the line’s lifespan.
- Dock & Marina Safety Barriers: Used to create temporary or semi-permanent safety barriers in marinas (e.g., separating boat slips, marking swimming zones, or blocking off restricted areas). The white color enhances visibility, alerting boaters and swimmers to the barrier’s presence, while the 32mm diameter ensures the rope can withstand accidental impacts from small boats or watercraft.
- On-Deck Equipment Securement: Perfect for securing heavy on-deck equipment such as large coolers, fishing nets, spare fuel tanks, or small tenders. The 3-strand twist’s grip and strength keep gear stable during rough voyages, preventing shifting or loss. Its moisture resistance ensures it does not degrade from salt spray or deck spills, maintaining reliability for long trips.
- Small Vessel Towing & Assistance: Suitable for towing small to mid-sized boats (e.g., cabin cruisers, fishing skiffs) behind larger vessels or assisting stranded boats in calm to moderate waters. The 32mm diameter handles the tow load without stretching excessively, while the white color makes the tow line visible to other watercraft—reducing collision risks. Its elasticity also minimizes strain on both the towing and towed vessels.