Polyester/Polypropylene Blended 8 Strand and 12 Strand Ropes

mooring ropes for ships

Short Description:

Made from advanced synthetic fibers, these ropes are lightweight, durable, and resistant to wear, corrosion, and UV damage. Juli Sling, a trusted global supplier, offers high-quality mooring ropes tailored to maritime engineering needs, ensuring safety and reliability in every use.

 

Product Detail

Mooring ropes are multi-strand ropes used to secure ships to docks or other structures, ensuring stability during loading, unloading, and docking. Previously made of steel, hemp, or cotton, modern mooring ropes are primarily crafted from synthetic fibers such as polypropylene, nylon, polyester, aramid, and ultra-high molecular weight polyethylene (UHMWPE). These materials offer superior strength, flexibility, and resistance to environmental factors, making them an indispensable part of maritime operations.

mooring ropes for ships

Parameter Table

Diameter
(mm)		 Circumference
(INCH)		 Line density
(Ktex)		 Deviation
(x)		 Theoretical weight
(Kg/200M)		 Minimum breaking strength
(KN) (Ton)
30 3-3/4 510 ±5 102 140 14.29
35 4-3/8 693 ±5 138.6 220 22.45
40 5 905 ±5 181 246 25.10
45 5-5/8 1145 ±5 229 308 31.43
50 6-1/4 1415 ±5 283 376 38.37
55 6-7/8 1710 ±5 342 451 46.02
60 7-1/2 2036 ±5 407.2 532 54.29
65 8-1/8 2385 ±5 477 619 63.16
70 8-3/4 2770 ±5 554 713 72.76
75 9-3/8 3180 ±5 636 813 82.96
80 10 3615 ±5 723 919 93.78
85 10-5/8 4080 ±5 816 1030 105.10
90 11-1/4 4575 ±5 915 1150 117.35
95 11-7/8 5100 ±5 1020 1270 129.59
100 12-1/2 5650 ±5 1130 1400 142.86
110 13-3/4 6850 ±5 1370 1680 171.43
120 15 8400 ±5 1680 1990 203.06

 

Key Features of Synthetic Mooring Ropes

Synthetic fiber mooring ropes possess exceptional properties that meet the demanding requirements of the maritime industry:

  • Lightweight and High Strength: Ideal for handling large vessels without compromising performance.
  • Impact Resistance: Absorbs sudden forces to prevent breakage.
  • Durability: Excellent resistance to wear, corrosion, and UV radiation.
  • Moisture Resistance: Prevents damage from water absorption, mold, or insects.

Below is a comparison of basic physical properties for different synthetic fibers:

Fiber Type Density (g/cm³) Strength (N/tex) Modulus (GPa) Elongation (%)
UHMWPE 0.97 3.5 110 3.8
Aramid 1.4 2.0 41 3.6
High-Strength Polyester 1.4 0.8 10 13
High-Strength Nylon 1.1 0.8 5 20

mooring ropes for ships

Mooring Rope Construction

Synthetic mooring ropes are available in various constructions to suit specific applications:

  1. 3-Strand Rope: Features right-hand lay with S-twisted strands and Z-twisted yarns.
  2. 8-Strand Braided Rope: Composed of alternating 4 S-twisted and 4 Z-twisted strands.
  3. 12-Strand Braided Rope: Includes 6 S-twisted and 6 Z-twisted strands for enhanced strength and flexibility.

Color Coding for Materials

To simplify identification, mooring ropes are color-coded based on their material:

  • Brown: Polypropylene (PP)
  • Blue: Polyester (PET)
  • Green: Nylon (PA)
  • Orange: UHMWPE

End Terminations

Mooring ropes can be customized with various end terminations to facilitate secure connections:

  1. Flat Cut Ends: Sealed with heat to prevent fraying.
  2. Spliced Eye Loops: Reinforced for strength, with a minimum splicing length of four rope pitches.
  3. Cast End Fittings: Manufactured to comply with international standards (e.g., ISO 10325 for HMPE ropes).

Why Choose Juli Sling?

Juli Sling, a leader in the rigging and lifting industry for nearly 40 years, specializes in high-quality mooring ropes for ships. As a CNAS-certified company and a pioneer in setting industry standards, Juli Sling ensures every product meets stringent safety and performance requirements. With a proven track record in iconic projects like the Hong Kong-Zhuhai-Macao Bridge and Qatar World Cup Stadium, Juli Sling is the trusted partner for maritime engineering solutions.

Applications

  • Docking and anchoring ships
  • Offshore and marine construction
  • Cargo handling and towing operations

Whether you need reliable mooring ropes for ships or other rigging solutions, Juli Sling offers unmatched quality and expertise. From high-performance synthetic fiber mooring ropes to complete lifting systems, Juli Sling ensures safety, durability, and efficiency in every product.

mooring ropes for ships

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