Product Details
3 Strand 8 Strand 12 Strand Nylon pp polyester Marine Mooring Rope
1. General Description
QINGDAO JINCHENG MARITIME has serial products including varieties
of nylon, polypropylene filament, polypropylene, polypropylene
polyester mixed, polyester.Imported Germany technology, the
products have advantages of reasonable braided structure,
scientific technology, high strength, low elongation, wearing
resistance, anti -corrosion and simple operation. the products are
mainly used in fields of shipbuilding, ocean transportation,
national defense and
military industry, sea petroleum and harbor operation.
2.Main performance
Material 材料 | Polyamide Multifilament 锦纶复丝 | Polyamide Yarn 锦纶线 | Polypropylene Multifilament 丙纶长丝 | Polypropylene 丙纶 | Polyester 涤纶 | Polypropylene and Polyester Mixed 涤纶丙纶混合 |
Spec.Density 比重 | 1.14 no floating | 1.14 not floating | 0.91 no floating | 0.91 Floating | 1.27 no floating | 0.95 Floating |
Melting Point 熔点 | 215℃ | 215℃ | 165℃ | 165℃ | 260℃ | 165℃/260℃ |
Abrasion Resistance 耐磨性 | Very Good | Very Good | Medium | Medium | Good | Good |
U.V.Resistance 防紫外线 | Very Good | Very Good | Medium | Medium | Good | Good |
Temperature resistance 使用环境 | 120℃max | 120℃max | 70℃max | 70℃max | 120℃max | 80℃max |
Chemical resistance 耐化学腐蚀性 | 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 | PPMultifilament 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 |
20 | 2-1/2 | 247 | 81 | 247 | 70 | 189 | 64 | 180 | 58 | 303 | 64 | 194 | 70 |
24 | 3 | 355 | 114 | 355 | 101 | 273 | 89 | 260 | 81 | 437 | 91 | 279 | 98 |
28 | 3-1/2 | 484 | 152 | 484 | 133 | 373 | 118 | 355 | 107 | 594 | 122 | 380 | 133 |
32 | 4 | 632 | 196 | 632 | 169 | 483 | 148 | 460 | 135 | 778 | 157 | 497 | 170 |
36 | 4-1/2 | 800 | 245 | 800 | 210 | 614 | 186 | 585 | 169 | 982 | 194 | 629 | 214 |
40 | 5 | 987 | 300 | 987 | 253 | 756 | 226 | 720 | 205 | 1215 | 240 | 776 | 262 |
44 | 5-1/2 | 1190 | 358 | 1190 | 303 | 924 | 271 | 880 | 246 | 1468 | 285 | 939 | 314 |
48 | 6 | 1420 | 420 | 1420 | 355 | 1092 | 315 | 1040 | 286 | 1750 | 336 | 1110 | 371 |
52 | 6-1/2 | 1670 | 489 | 1670 | 413 | 1281 | 364 | 1220 | 331 | 2050 | 392 | 1320 | 432 |
56 | 7 | 1930 | 561 | 1930 | 473 | 1491 | 416 | 1420 | 378 | 2380 | 448 | 1520 | 499 |
60 | 7-1/2 | 2220 | 640 | 2220 | 539 | 1721 | 476 | 1630 | 433 | 2730 | 499 | 1750 | 569 |
64 | 8 | 2530 | 723 | 2530 | 603 | 1943 | 539 | 1850 | 490 | 3110 | 579 | 1990 | 644 |
72 | 9 | 3200 | 905 | 3200 | 759 | 2457 | 676 | 2340 | 615 | 3930 | 721 | 2520 | 805 |
80 | 10 | 3950 | 1102 | 3950 | 928 | 3045 | 832 | 2900 | 756 | 4850 | 884 | 3110 | 982 |
88 | 11 | 4780 | 1326 | 4780 | 1106 | 3686 | 998 | 3510 | 907 | 5870 | 1061 | 3750 | 1183 |
96 | 12 | 5690 | 1561 | 5690 | 1301 | 4379 | 1178 | 4170 | 1071 | 6990 | 1255 | 4470 | 1397 |
104 | 13 | 6670 | 1816 | 6670 | 1556 | 5145 | 1351 | 4900 | 1228 | 8220 | 1448 | 5260 | 1622 |
112 | 14 | 7740 | 2091 | 7740 | 1775 | 5985 | 1560 | 5700 | 1418 | 9500 | 1652 | 6050 | 1877 |
120 | 15 | 8880 | 2387 | 8880 | 2027 | 6B25 | 1791 | 6500 | 1628 | 10900 | 1902 | 6980 | 2142 |
128 | 16 | 10110 | 2703 | 10100 | 2296 | 7770 | 2022 | 7400 | 1838 | 12400 | 2152 | 7950 | 2417 |
136 | 17 | 11400 | 3040 | 11400 | 2584 | 8820 | 2276 | 8400 | 2069 | 14000 | 2448 | 8950 | 2713 |
144 | 18 | 12800 | 3386 | 12800 | 2889 | 9780 | 2540 | 9400 | 2309 | 15700 | 2703 | 10100 | 3029 |
160 | 20 | 15800 | 4141 | 15800 | 3565 | 12100 | 3112 | 11521 | 2829 | 19400 | 3335 | 12500 | 3703 |
- Superior Load-Bearing & Tensile Strength: The combined use of nylon, PP (polypropylene), and
polyester—paired with 3/8/12-strand constructions—delivers
exceptional tensile strength tailored to marine mooring demands.
Nylon contributes high elasticity to absorb shock from waves or
wind, polyester adds rigidity for stable load distribution, and PP
enhances lightweight durability. Strands (whether 3 for basic
strength, 8 for balanced flexibility, or 12 for maximum load
capacity) distribute mooring forces evenly, preventing strand
breakage even when securing boats to docks or buoys under moderate
to heavy tension.
- Exceptional Resistance to Marine Environments: This rope is engineered to withstand harsh marine conditions.
Polyester and PP resist saltwater corrosion, while nylon’s inherent
water resistance prevents rot or mildew growth—critical for ropes
left submerged or exposed to humid, salt-laden air. All three
materials also tolerate UV radiation from prolonged sun exposure
without fading, brittling, or losing structural integrity, ensuring
longevity in open-water or coastal mooring scenarios.
- Controlled Elasticity & Shock Absorption: Nylon’s natural elasticity (complemented by the strand structure)
allows the rope to stretch slightly under sudden loads—such as when
a boat shifts in rough waters—absorbing impact forces that would
otherwise damage the vessel or mooring hardware. The 3/8/12-strand
designs further refine this elasticity: 3-strand offers moderate
stretch for small boats, 8-strand balances stretch and stability
for mid-sized vessels, and 12-strand provides controlled give for
larger boats, preventing both excessive slack and rigid tension.
- Abrasion Resistance for Dock & Hardware Contact: The twisted or braided 3/8/12-strand construction creates a
dense, tough outer surface that resists abrasion from dock edges,
metal cleats, or concrete pilings. Unlike single-strand or loosely
woven ropes, it withstands repeated rubbing (e.g., when a boat
drifts against the dock) without fraying, unraveling, or wearing
thin. This durability ensures the rope maintains its strength even
with regular contact with hard marine surfaces.
- Versatile Strength-to-Weight Ratio: The blend of nylon, PP, and polyester optimizes the rope’s
strength-to-weight ratio, making it suitable for diverse mooring
needs. PP reduces overall weight (easing handling and
installation), while nylon and polyester boost strength. The
3/8/12-strand options further enhance versatility: 3-strand is
lightweight for small boats, 8-strand offers a middle ground for
recreational vessels, and 12-strand provides heavy-duty strength
for larger boats or commercial watercraft—all without excessive
bulk.
- Recreational Boat Mooring: Ideal for mooring small to mid-sized recreational vessels (e.g.,
kayaks, canoes, sailboats, and powerboats) at private docks,
marinas, or temporary mooring buoys. 3-strand variants work well
for lightweight kayaks/canoes, 8-strand for sailboats, and
12-strand for larger powerboats—all securing vessels safely against
wind, waves, and tide shifts while resisting saltwater damage.
- Marina & Dock Infrastructure: Used in marina operations to secure dock sections, floating
platforms, or gangways. The rope’s abrasion resistance stands up to
constant contact with metal or wooden dock components, and its
UV/water resistance ensures long-term reliability in permanent
marina setups. 8 or 12-strand options are preferred for heavier
dock sections, while 3-strand suits lighter floating platforms.
- Small Commercial Vessel Mooring: Suitable for mooring small commercial watercraft (e.g., fishing
skiffs, tour boats, or workboats) during loading/unloading or
overnight stays. The rope’s shock absorption protects vessels from
damage during busy marina activity, and its corrosion resistance
handles daily exposure to saltwater. 12-strand variants are often
used for heavier commercial boats, while 8-strand works for smaller
fishing skiffs.
- Temporary Anchoring & Storm Securement: Used as a secondary or temporary anchor line for boats during
short stops (e.g., fishing breaks) or as additional securing lines
during storms. Nylon’s elasticity helps absorb storm-driven wave
impacts, preventing the boat from pulling free or sustaining
damage. 8 or 12-strand options provide extra strength for storm
use, while 3-strand is sufficient for temporary anchoring in calm
waters.
- Freshwater & Coastal Mooring: Effective for mooring in both freshwater (e.g., lakes, rivers)
and coastal saltwater environments. In freshwater, its mildew
resistance prevents degradation from damp conditions; in saltwater,
its corrosion resistance withstands salt exposure. All strand
counts (3/8/12) work across these settings, with strand choice
determined by vessel size—ensuring reliable mooring for boats in
diverse aquatic locations.
Company Profile
Since its establishment in 2005, Qingdao Jincheng Maritime
Technology Co., Ltd. has been steadily advancing in the maritime
technology field for nearly two decades. The company focuses on the
core business of manufacturing marine supplies, always adhering to
the concepts of innovation and excellence, and is committed to
providing comprehensive and high-quality products and services to
the global maritime industry.
In terms of product manufacturing, the company has a rich and
diverse product line, covering marine navigation equipment, marine
safety protection supplies, marine interior decorations, and
various functional accessories for ships. From precise navigation
instruments to sturdy and durable life-saving equipment, from
comfortable and beautiful cabin interiors to efficient and
practical marine tools, every product undergoes strict quality
control to ensure compliance with international standards and
industry specifications.
The company attaches great importance to technological research and
development and innovation. It has formed a research and
development team composed of senior maritime engineers,
professional technicians, and innovative talents. The team
continuously explores cutting-edge technologies, actively
introduces new materials and processes, and continuously optimizes
product performance to meet the growing intelligent and green
demands of the maritime industry. At the same time, the company has
established long-term and stable cooperative relationships with
many well-known domestic and foreign universities and scientific
research institutions. Through the collaborative innovation of
industry, university, and research, it accelerates the
transformation of scientific research achievements and injects a
continuous stream of impetus into the company's development.
With reliable product quality, advanced technological level, and a
complete after-sales service system, Qingdao Jincheng Maritime
Technology Co., Ltd. has won a good reputation and wide recognition
in the industry. Its products not only sell well in major domestic
ports and shipbuilding enterprises but also are exported to many
countries and regions overseas. The company has established
long-term cooperative relationships with many internationally
renowned shipping companies. Looking to the future, the company
will continue to forge ahead, continuously enhance its core
competitiveness, and contribute to the advancement of maritime
technology and the development of the global shipping industry.