Double Braided 4mm-120mm PES&PP Mixed Marine Mooring Rope
1. General Description
QINGDAO JINCHENG MARITIME'S mooring rope is fully automated with computerized operation program. With unique braiding structure and exquisite craftsmanship, it can improve the comprehensive performance of ropes by more than 15%. It has many advantages such as low elongation, toughness and easy operation, and is favored by users at home and abroad. It is the best replacement and upgrade product for three-strand and eight-strand ropes at present, and is mainly used in many fields such as ship equipment, ship equipment, ocean transportation, offshore
oil, mining operations, fishing, etc.

2.Main performance
Material 材料 | Polyamide Multifilament 锦纶复丝 | Polypropylene Multifilament 丙纶长丝 | Polyester Multifilament 涤纶长丝 | Polyester/ Polypropylene外涤纶内丙纶 | Polyester/ Polyamide 外涤纶内丙纶 | Polyamide/ Polypropylene 外锦纶内丙纶 |
Spec.Density 比重 | 1.14 no floating | 0.91 no floating | 1.27 no floating | 0.91 Floating | 1.91 no floating | 0.98 Floating |
Melting Point 熔点 | 215℃ | 165℃ | 260℃ | 165℃/260℃ | 165℃/260℃ | 165℃/215℃ |
Abrasion Resistance 耐磨性 | Very Good | Medium | Good | Good | Good | Good |
U.V.Resistance 防紫外线 | Very Good | Medium | Good | Good | Good | Good |
Temperature resistance 使用环境 | 120℃max | 70℃max | 120℃max | 80℃max | 120℃max | 80℃max |
Chemical resistance 耐化学腐蚀性 | Very Good | 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 | Polyester 涤 纶 | PP-Multifilament 丙纶长丝 | Polyester/PA涤 纶/锦 纶 | Polyester/PP涤纶/丙纶长丝 | Polyamide/PP涤纶/丙纶长丝 |
| 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 | 3.7 | 12.2 | 3.2 | 8.4 | 2.4 | 12.0 | 4.0 | 9.0 | 2.6 | 8.5 | 72.7 |
| 6 | 3/4 | 23 | 8.3 | 27.4 | 7.2 | 18.8 | 5.4 | 27.0 | 9.0 | 20.2 | 5.8 | 19 | 6.0 |
| 8 | 1 | 41 | 15 | 49 | 13 | 33 | 9.6 | 48 | 16 | 36 | 10 | 34 | 11 |
| 10 | 1-1/4 | 64 | 23 | 76 | 20 | 52 | 15 | 75 | 25 | 56 | 16 | 53 | 17 |
| 12 | 1-1/2 | 92 | 33 | 109 | 29 | 75 | 22 | 108 | 35 | 81 | 23 | 76 | 25 |
| 14 | 1-3 /4 | 126 | 45 | 149 | 39 | 102 | 29 | 147 | 47 | 110 | 31 | 104 | 33 |
| 16 | 2 | 164 | 59 | 195 | 51 | 133 | 36 | 192 | 62 | 143 | 41 | 136 | 44 |
| 18 | 2-1/4 | 207 | 75 | 246 | 65 | 168 | 49 | 243 | 78 | 181 | 52 | 172 | 55 |
| 20 | 2-1/2 | 255 | 92 | 304 | 80 | 208 | 60 | 300 | 96 | 224 | 64 | 212 | 6B |
| 22 | 2-3 /4 | 309 | 111 | 368 | 97 | 252 | 73 | 363 | 116 | 271 | 77 | 256 | 82 |
| 24 | 3 | 368 | 127 | 440 | 114 | 299 | 88 | 430 | 138 | 325 | 93 | 304 | 98 |
| 28 | 3- 1/2 | 501 | 172 | 597 | 157 | 404 | 118 | 585 | 182 | 430 | 124 | 415 | 130 |
| 32 | 4 | 654 | 225 | 779 | 205 | 528 | 154 | 760 | 236 | 576 | 162 | 542 | 170 |
| 36 | 4- 1/2 | 828 | 285 | 998 | 262 | 668 | 195 | 970 | 314 | 732 | 216 | 679 | 227 |
| 40 | 5 | 1018 | 352 | 1220 | 324 | 825 | 240 | 1180 | 385 | 902 | 266 | 838 | 280 |
| 44 | 5- 1/2 | 1236 | 420 | 1470 | 378 | 1006 | 294 | 1440 | 462 | 1093 | 324 | 1030 | 341 |
| 48 | 6 | 1473 | 500 | 1760 | 450 | 1190 | 354 | 1710 | 546 | 1300 | 380 | 1230 | 400 |
| 52 | 6- 1/2 | 1730 | 600 | 2050 | 535 | 1390 | 411 | 2010 | 635 | 1525 | 443 | 1440 | 468 |
| 56 | 7 | 2009 | 690 | 2380 | 621 | 1610 | 474 | 2330 | 731 | 1773 | 513 | 1670 | 540 |
| 60 | 7- 1/2 | 2297 | 780 | 2740 | 712 | 1850 | 539 | 2670 | 834 | 2035 | 584 | 1910 | 615 |
| 64 | 8 | 2616 | 900 | 3120 | 810 | 2090 | 613 | 3050 | 942 | 2310 | 665 | 2170 | 700 |
| 72 | 9 | 3306 | 1090 | 3950 | 980 | 2640 | 767 | 3860 | 1180 | 2924 | 846 | 2730 | 890 |
| 80 | 10 | 4089 | 1344 | 4870 | 1240 | 3290 | 934 | 4860 | 1442 | 3610 | 1036 | 3350 | 1090 |
| 88 | 11 | 4954 | 1626 | 5910 | 1500 | 3950 | 1117 | 5780 | 1729 | 4371 | 1254 | 4060 | 1320 |
| 96 | 12 | 5892 | 1950 | 7020 | 1750 | 4710 | 1304 | 6870 | 2033 | 5207 | 1501 | 4880 | 1580 |
| 104 | 13 | 6911 | 2320 | 8250 | 2090 | 5480 | 1513 | 8070 | 2402 | 6112 | 1758 | 5800 | 1850 |
| 112 | 14 | 8024 | 2670 | 9560 | 2400 | 6390 | 1694 | 9360 | 2730 | 7082 | 2043 | 6710 | 2150 |
| 120 | 15 | 9198 | 3050 | 10970 | 2750 | 7350 | 2010 | 10740 | 3100 | 8127 | 2328 | 7690 | 2450 |
- High Tensile Strength with Consistent Performance Across Sizes: The double braided structure (an inner core and outer braid working in tandem) maximizes polyester’s inherent strength, delivering reliable load-bearing capacity from the 6mm (light-duty) to 32mm (heavy-duty) range. This design ensures even tension distribution across the rope, minimizing the risk of strand slippage or sudden failure—making it suitable for both small-scale and large-scale tasks that demand consistent strength.
- Low Stretch & Excellent Dimensional Stability: Unlike elastic materials like nylon, polyester has natural low stretch properties, which are enhanced by the double braided construction. This minimizes elongation under load, ensuring precise control in applications where slack or unexpected stretching could cause issues (e.g., securing cargo, rigging). The rope maintains its shape and length even after repeated use, reducing the need for frequent readjustment.
- Superior Resistance to UV Radiation & Weathering: Polyester fibers are inherently resistant to UV damage, and the double braided design adds an extra layer of protection by shielding the inner core from direct sunlight. This prevents the rope from becoming brittle, discolored, or losing strength when exposed to prolonged outdoor conditions (e.g., sun, rain, humidity). It retains performance and durability for years in open-air or marine environments.
- Strong Abrasion & Chemical Resistance: The tight, double braided outer layer creates a dense, smooth surface that resists abrasion against rough surfaces like concrete, metal, wood, or rocky terrain. Additionally, polyester is highly resistant to most common chemicals (e.g., oils, solvents, mild acids) and does not degrade when exposed to them—making the rope suitable for industrial or marine settings where chemical contact is possible.
- Versatile Size Range for Multi-Scenario Use: With diameters spanning 6mm to 32mm, this rope adapts to diverse needs. The smaller 6mm-12mm sizes offer lightweight flexibility for delicate tasks, while the larger 18mm-32mm sizes provide robust strength for heavy-duty applications. This versatility eliminates the need for multiple rope types, as one product line can cover both light and heavy tasks.
- Marine Rigging & Sailing Equipment: Ideal for rigging components in sailboats (e.g., halyards, sheets, or control lines) across various sizes—from small dinghies (using 6mm-10mm) to larger sailboats (using 16mm-24mm). Its low stretch ensures precise sail control, while UV and saltwater resistance (a benefit of polyester) keeps it durable in marine environments. The 28mm-32mm sizes can also be used for mooring mid-sized vessels.
- Industrial Cargo Securement: Used to secure cargo on trucks, trailers, or shipping containers. Smaller diameters (6mm-12mm) are suitable for lightweight packages, while larger sizes (18mm-32mm) handle heavy loads (e.g., machinery, construction materials). Low stretch prevents cargo from shifting during transit, and abrasion resistance withstands contact with metal or wooden shipping surfaces.
- Outdoor & Recreational Activities: Perfect for outdoor uses like camping, hiking, and adventure sports. The 6mm-10mm sizes work for setting up tents, hanging gear, or creating temporary barriers; the 12mm-18mm sizes are ideal for rock climbing (as auxiliary ropes) or kayaking (for securing gear to boats). UV resistance ensures longevity in outdoor settings.
- Construction & Utility Tasks: Suitable for light to medium construction work, such as lifting small tools (using 6mm-12mm), securing scaffolding (using 16mm-24mm), or marking construction zones. The rope’s low stretch and abrasion resistance make it reliable for repeated use around construction materials (e.g., steel, concrete), and its chemical resistance stands up to contact with construction fluids.
- Agricultural & Farming Applications: Used in farming for tasks like securing livestock enclosures (using 10mm-18mm), tying down hay bales (using 12mm-20mm), or hanging irrigation equipment (using 6mm-12mm). The rope’s durability resists damage from farm chemicals, animal contact, and outdoor weather, while its size range adapts to both small-scale (e.g., backyard chicken coops) and large-scale (e.g., cattle pastures) farming needs.