Hongruntong Marine Roller Fenders are specially designed for shipyards, floating docks, repair terminals, and dry dock facilities where controlled vessel movement and structural protection are essential. The roller mechanism allows vessels to move smoothly during docking, launching, alignment, and maintenance operations while significantly reducing friction between the ship hull and dock structure.
Compared with traditional fixed rubber fenders, roller fenders provide superior vessel guidance and lower resistance during lateral movement. This helps improve docking precision, reduce hull coating damage, and minimize operational risks in confined working environments.
The system consists of high-strength steel support frames, reinforced shaft assemblies, marine-grade bearings, and wear-resistant rubber rollers specifically engineered for heavy-duty marine applications. Hongruntong Marine offers multiple configurations including horizontal roller systems, vertical guide rollers, corner rollers, and customized multidirectional arrangements suitable for different dock layouts and operational requirements.
The roller surface is manufactured using premium marine rubber compounds with excellent abrasion resistance, high elasticity, and strong environmental durability. These materials maintain stable performance under repeated vessel contact, seawater exposure, ultraviolet radiation, and fluctuating temperatures.
A major ship repair facility in the Middle East specialized in servicing crude oil tankers and bulk carriers ranging from 60,000 DWT to 150,000 DWT. The shipyard operated a floating dry dock system where vessels required extremely precise alignment during docking and undocking procedures.
The existing fixed fender arrangement created excessive friction during vessel movement, especially under windy conditions and tidal variation. Tug operators experienced difficulty maintaining vessel alignment, and repeated hull contact caused paint damage and increased repair costs for shipowners.
Hongruntong Marine conducted a full engineering assessment and developed a customized multidirectional roller fender solution. After installation, vessel movement during docking operations became significantly smoother and more controllable. Within the first year of operation, the shipyard reported substantial reduction in dock wall maintenance requirements and vessel hull coating repairs.
| Model No. | A [mm] | B [mm] | C [mm] | D [mm] | E [mm] | G [mm] | H [mm] | J [mm] | K [mm] | L [mm] |
|---|---|---|---|---|---|---|---|---|---|---|
| HM-RF1080 | 1250 | 1150 | 610 | 1080 | 1150 | 220 | 460 | 800 | 340 | 60 |
| HM-RF1450 | 1530 | 1400 | 740 | 1320 | 1450 | 260 | 510 | 950 | 400 | 75 |
| HM-RF1500 | 1600 | 1450 | 765 | 1370 | 1500 | 270 | 610 | 1000 | 425 | 75 |
| HM-RF1900 | 2050 | 1850 | 975 | 1750 | 1900 | 350 | 690 | 1250 | 500 | 125 |
| HM-RF2100 | 2300 | 2100 | 1110 | 1980 | 2100 | 400 | 765 | 1400 | 550 | 150 |
| HM-RF2700 | 3000 | 2700 | 1425 | 2550 | 2700 | 500 | 895 | 1800 | 700 | 200 |
Hongruntong Marine Roller Fenders are specifically engineered to improve vessel guidance accuracy during docking, launching, and repair operations. Unlike fixed-contact systems that create unpredictable friction forces, the rolling mechanism allows vessels to move smoothly while maintaining controlled alignment along the berth structure.
The rotational performance depends on the reliability of its internal bearing assembly. Hongruntong Marine utilizes high-quality marine-grade bearing systems specifically selected for heavy-duty maritime applications involving continuous rotational movement and high compression loads.
Manufactured using specially formulated marine rubber compounds engineered for exceptional abrasion resistance and long-term dimensional stability. The roller surface maintains reliable elasticity while resisting cracking, tearing, and surface deterioration caused by constant vessel interaction.
Hongruntong Marine provides flexible engineering customization to ensure each roller fender system is optimized for its specific application. Customization options include roller diameter, shaft size, frame geometry, mounting arrangement, bearing specification, rubber hardness, and anti-corrosion protection level.
Hongruntong Marine has extensive experience supplying marine fender systems for shipyards, floating docks, naval facilities, and industrial repair terminals worldwide. Years of engineering development and project execution have enabled optimization of product durability, installation efficiency, and operational reliability.
Operates advanced manufacturing facilities equipped for steel fabrication, precision machining, rubber molding, welding, and anti-corrosion treatment. Strict manufacturing control ensures consistent product quality and dimensional accuracy throughout production.
Provides full engineering assistance from initial technical consultation through final installation support. Detailed engineering calculations, CAD drawings, structural analysis, and product recommendations are available according to project requirements.
Committed to maintaining responsive communication and professional customer support throughout the project lifecycle. Provides timely technical assistance, installation guidance, maintenance recommendations, and after-sales service.
