China factories

China factory - Qingdao Jincheng Maritime Technology Co., Ltd

Qingdao Jincheng Maritime Technology Co., Ltd

  • China,Qingdao ,Shandong
  • Verified Supplier

Leave a Message

we will call you back quickly!

Submit Requirement
China 8 Strand Polypropylene Multifilament Vessel Anchor Mooring Towing Lifting Sling
China 8 Strand Polypropylene Multifilament Vessel Anchor Mooring Towing Lifting Sling

  1. China 8 Strand Polypropylene Multifilament Vessel Anchor Mooring Towing Lifting Sling
  2. China 8 Strand Polypropylene Multifilament Vessel Anchor Mooring Towing Lifting Sling
  3. China 8 Strand Polypropylene Multifilament Vessel Anchor Mooring Towing Lifting Sling
  4. China 8 Strand Polypropylene Multifilament Vessel Anchor Mooring Towing Lifting Sling
  5. China 8 Strand Polypropylene Multifilament Vessel Anchor Mooring Towing Lifting Sling
  6. China 8 Strand Polypropylene Multifilament Vessel Anchor Mooring Towing Lifting Sling
  7. China 8 Strand Polypropylene Multifilament Vessel Anchor Mooring Towing Lifting Sling

8 Strand Polypropylene Multifilament Vessel Anchor Mooring Towing Lifting Sling

  1. MOQ: 220 Meter
  2. Price: 30 USD Per Meters
  3. Get Latest Price
Payment Terms L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability 50000 Meters Per Month
Delivery Time 5-20 days
Packaging Details Pallet Or As Required
Part Dock Mooring
Coil length 220m
Weight and length tolerance ± 5%
Spliced strength ±10% lower
U.V.Resistance Very Good
Service OEM/ODM
Warranty 12 Months
Material polypropylene,Nylon,polyester,PP,PET/PA/PP/PE as request
Color white,yellow,blue,black and others as requested,Customers' Requirments
Usage mooring hawser,anchor rope,mooring tail,mooring rope,Package/mooring/towing/fishing
Diameter 4mm-56mm,48,2-160mm (customized),6mm -144mm,24 - 120 mm
Brand Name JC MARINETIME
Model Number 3 / 4 / 8 / 12 STRAND ROPE
Certification ISO / CE
Place of Origin CHINA

View Detail Information

Contact Now Ask for best deal
Get Latest Price Request a quote
  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C, D/A, D/P, T/T, Western Union, MoneyGram Supply Ability 50000 Meters Per Month
Delivery Time 5-20 days Packaging Details Pallet Or As Required
Part Dock Mooring Coil length 220m
Weight and length tolerance ± 5% Spliced strength ±10% lower
U.V.Resistance Very Good Service OEM/ODM
Warranty 12 Months Material polypropylene,Nylon,polyester,PP,PET/PA/PP/PE as request
Color white,yellow,blue,black and others as requested,Customers' Requirments Usage mooring hawser,anchor rope,mooring tail,mooring rope,Package/mooring/towing/fishing
Diameter 4mm-56mm,48,2-160mm (customized),6mm -144mm,24 - 120 mm Brand Name JC MARINETIME
Model Number 3 / 4 / 8 / 12 STRAND ROPE Certification ISO / CE
Place of Origin CHINA
High Light 8 strand polypropylene mooring ropemultifilament vessel anchor slingtowing lifting rope line

 

8 Strand Polypropylene Multifilament Vessel Anchor Mooring Towing Lifting Sling Rope Line Multifunctional Packaging Rope

1.PHOTOS

 

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

 

Production Process

Step 1: Raw Material Preparation & Melting

High-quality polypropylene resin pellets (selected for marine and industrial durability) are the primary raw material. The pellets are first fed into a hopper and then conveyed to an extruder. Inside the extruder, the pellets are heated to a molten state (typically between 180°C–220°C) under controlled temperature to ensure uniform melting without thermal degradation. This molten polypropylene is then pushed through a spinneret—a metal plate with hundreds of tiny holes—to form continuous, thin filaments.

Step 2: Filament Cooling, Stretching & Texturing

The extruded filaments are immediately cooled with cold air or a water bath to solidify them into flexible, solid strands. After cooling, the filaments undergo a stretching process (draw ratio of 3:1 to 5:1) using tension rollers. This stretching aligns the polypropylene molecules, enhancing the filaments’ tensile strength and reducing elongation. For multifilament structure, multiple stretched filaments are then lightly textured (via air-jet or mechanical crimping) to improve cohesion between strands and enhance the rope’s flexibility.

Step 3: Yarn Plying (Strand Formation)

The textured polypropylene multifilaments are gathered and twisted into thicker, uniform yarns. These yarns are then plied together (usually 3–4 yarns per ply) to form the 8 individual strands required for the rope. Each strand is twisted consistently to ensure even thickness and strength—critical for maintaining load balance in the final rope.

Step 4: 8-Strand Braiding/Assembly

The 8 pre-formed strands are fed into a specialized braiding machine (with 8 bobbins arranged in a circular pattern). The machine interlaces the strands in a precise, repetitive pattern to create the 8-strand braided structure. The braiding tension is closely monitored to ensure the strands are woven tightly and uniformly, preventing gaps that could reduce durability or allow moisture retention. This step forms the core structure of the rope.

Step 5: Post-Treatment & Quality Inspection

After braiding, the rope undergoes post-treatment to enhance performance:

 

  • Heat Setting: The rope is heated briefly and then cooled to stabilize its structure, reducing shrinkage during future use (especially important for marine and lifting applications).
  • Surface Smoothing: A light calendaring or coating process may be applied to minimize friction and improve abrasion resistance (optional, based on end-use needs).

 

Finally, the rope is cut into standard lengths (e.g., 50m, 100m) and subjected to quality checks: tensile strength testing, elongation measurement, abrasion resistance assessment, and visual inspection for strand defects or uneven braiding. Only ropes meeting industrial standards proceed to packaging.

2. Application Scope

Marine & Vessel Operations

  • Vessel Anchoring: Suitable for anchor lines of small to medium-sized vessels (e.g., fishing boats, recreational yachts, workboats). Its polypropylene material is lightweight (floats in water, easy to retrieve) and resistant to saltwater corrosion, while the 8-strand structure provides sufficient strength to hold vessels against tides and winds.
  • Mooring Lines: Used to secure vessels to docks, piers, or buoys. The rope’s flexibility allows easy tying of secure knots (e.g., cleat hitch), and its abrasion resistance withstands friction from dock edges or boat hulls—ensuring long-term reliability in coastal or harbor environments.
  • Vessel Towing: Ideal for light to medium-duty towing of small watercraft (e.g., dinghies, jet skis) behind larger vessels. Its tensile strength handles towing loads, and polypropylene’s low water absorption prevents weight gain that could hinder towing efficiency.

Industrial Lifting & Rigging

  • Light-Duty Lifting Slings: Used as lifting slings for lightweight loads (e.g., small machinery parts, packaging materials, construction tools) in factories, warehouses, or construction sites. The 8-strand braided structure distributes load evenly, and polypropylene’s non-conductive property adds safety when working near low-voltage equipment. It is a cost-effective alternative to heavy metal slings for non-abrasive, low-load tasks.

Logistics & Packaging

  • Heavy-Duty Packaging Rope: Widely used in logistics for securing palletized goods, bundling large packages (e.g., furniture, industrial components), or reinforcing cardboard boxes during shipping. Its high tensile strength prevents load shifting, and polypropylene’s resistance to moisture and mildew protects goods from damage in humid storage or transit conditions. It is also easy to cut and tie, improving packaging efficiency.

Recreational & Outdoor Uses

  • Water Sports & Camping: Used in water sports (e.g., marking swimming areas, securing inflatable rafts) due to its buoyancy and water resistance. In camping, it serves as tent guy lines, gear-hanging ropes, or temporary clotheslines—its lightweight nature and durability making it easy to carry and reliable in outdoor weather.

Agricultural Applications

  • Farm Gear Securement: Used in agriculture for tying down hay bales, securing lightweight farm equipment (e.g., irrigation hoses, small tool racks), or creating temporary fences for small livestock. Its resistance to UV radiation and outdoor elements ensures longevity in open farm environments, and its flexibility allows adjustment to different farm structures.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Agent,Exporter,Trading Company,Seller

  • Total Annual:

    >1000000

  • Employee Number:

    >50

  • Ecer Certification:

    Verified Supplier

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... 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...

+ Read More

Get in touch with us

  • Reach Us
  • Qingdao Jincheng Maritime Technology Co., Ltd
  • No. 59-8, Fuqian Road, Rizhuang Town, Laixi City, Qingdao City, Shandong Province
  • https://www.maritime-rigging.com/

Leave a Message, we will call you back quickly!

Email

Check your email

Phone Number

Check your phone number

Requirement Details

Your message must be between 20-3,000 characters!

Submit Requirement