8 Strand Rope Factory Price Nylon Polyester Anchor Marine Rope For Boat Mooring Yachting

1. General Description

QINGDAO JINCHENG MARITIME has serial products including varieties of nylon, polypropylene filament, polypropylene, polypropylene /polyester mixed, polyester. It started a new epoch of rope and cable industry in the country and its products have advantages of reasonable braided structure, scientific technology, high strength, low elongation,wearing resistance, anti-corrosion and simple operation, it is particularly suitable to make large scale ropes and cables as well as anti -static ropes therefore they are well received by broad customers, The products are mainly used in fields of shipbuilding, ocean transportation, national defense and military industry, sea petroleum and harbor operation etc.

Features and Applications of 8-Strand 50mm Marine Rope

1. Features

• High Load-Bearing Capacity: With an 8-strand construction and 50mm diameter, this marine rope boasts exceptional tensile strength and load-bearing capability. The multiple strands distribute weight and external forces evenly across the rope’s structure, enabling it to withstand heavy loads such as the pull of strong tides, wind-driven boat movements, or the weight of large marine equipment. It maintains structural integrity even under prolonged stress, reducing the risk of breakage in critical marine scenarios.
• Enhanced Abrasion Resistance: The 8-strand braided design creates a dense, tough outer surface, while the 50mm diameter adds extra thickness to resist wear. This makes the rope highly durable against friction from rough surfaces like boat hulls, dock edges, rock formations, or metal cleats—common sources of abrasion in marine environments. It minimizes fraying, fiber damage, and surface degradation, ensuring a longer service life even with frequent contact with harsh marine elements.
• Superior Water and Saltwater Resistance: Specifically engineered for marine use, this rope is typically made from synthetic fibers (e.g., polyester, nylon) that repel water and resist saltwater corrosion. Unlike natural fiber ropes, it does not absorb water, which avoids issues like increased weight, rotting, or freezing in cold temperatures. It also withstands the corrosive effects of saltwater, preventing fiber breakdown and maintaining performance in coastal, offshore, or saltwater boating applications.
• Stable Flexibility for Maneuverability: Despite its 50mm diameter, the 8-strand structure provides balanced flexibility. It can be easily bent, coiled, or tied into secure knots (e.g., bowline, cleat hitch) without losing strength, making it simple to handle during mooring, anchoring, or docking operations. The flexibility also allows it to conform to the shape of cleats, winches, or pulleys, ensuring a tight, secure fit that prevents slippage even in dynamic marine conditions.
• UV and Weather Durability: Marine environments expose ropes to intense sunlight, extreme temperatures, and constant weather changes. This 8-strand 50mm rope is treated or constructed with materials that resist UV radiation—preventing fiber brittleness, discoloration, and strength loss from prolonged sun exposure. It also tolerates temperature fluctuations (from hot coastal days to cold winter months) and resists damage from rain, humidity, or marine dew, maintaining reliability in all weather conditions.

2. Applications

• Boat Mooring and Docking: It is widely used as mooring lines and dock lines for medium to large boats, yachts, or commercial vessels. The 50mm diameter and high load-bearing capacity ensure it can secure vessels to docks, piers, or buoys, even in rough weather with strong winds and tides. Its abrasion resistance protects against wear from repeated contact with dock structures, while its knot stability keeps the boat safely anchored.
• Anchoring Operations: For boats or small ships, this rope serves as a reliable anchor line. Its strength allows it to hold the vessel’s position against currents and waves, while the 8-strand design ensures it can be easily deployed and retrieved. The water and saltwater resistance prevent degradation from prolonged submersion, making it suitable for both short-term anchoring (e.g., recreational boating) and longer stays in coastal or offshore areas.
• Marine Towing and Tethering: It is used for light to medium-duty marine towing tasks, such as pulling small boats, watercraft, or floating equipment (e.g., buoys, rafts) between locations. The high tensile strength handles the pulling force during towing, while the flexibility allows the rope to adjust to the movement of the towed object. It also functions as a tether line to secure loose equipment (e.g., life rafts, fishing gear) to the vessel, preventing loss at sea.
• Dock and Marina Infrastructure: In marinas and dock facilities, this 50mm rope is used to reinforce or secure infrastructure components. For example, it can be used to stabilize floating docks, tie off temporary barriers (e.g., to prevent vessel collisions), or secure cargo platforms used for loading/unloading supplies onto boats. Its durability ensures it can withstand constant exposure to marine conditions and heavy use by multiple vessels.
• Recreational Marine Activities: For large recreational watercraft (e.g., houseboats, sailboats), it is used for various on-board tasks, such as securing sails (as a secondary line), creating temporary swimming areas by tying buoys, or anchoring water toys (e.g., wakeboards, inflatable rafts) near the boat. Its strength and weather resistance make it a safe choice for family boating trips, where reliability is key to preventing accidents or equipment loss.

2. Main performance

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

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.