Heavy Duty Loading Stable Berthing Low Maintenance Cost Cylindrical Marine Fenders Dock Rubber Bumper
Cylindrical Marine Fenders represent a proven and high-reliability solution for marine impact protection, widely used in modern ports, shipyards, and offshore engineering projects. Designed to meet the increasing demands of large-scale vessels and high-frequency operations, these fenders combine structural simplicity with outstanding mechanical performance.
Manufactured using premium-grade natural rubber integrated with advanced synthetic elastomers, the fenders deliver excellent resilience, high tensile strength, and superior fatigue resistance. Standard diameters typically range from 300 mm to over 2000 mm, with fully customizable lengths and wall thicknesses to match specific project requirements. Both solid and hollow configurations are available to optimize energy absorption characteristics.
The cylindrical design ensures uniform stress distribution and stable deformation behavior under impact, allowing efficient energy dissipation while maintaining low reaction forces. This reduces the risk of structural damage to both vessels and quay facilities. Additionally, the fenders are engineered to resist abrasion, UV exposure, ozone, and aggressive marine environments, ensuring long-term operational stability.
A large-scale multi-purpose terminal expansion project in South America required a reliable fendering system capable of handling various vessel types, including container ships, bulk carriers, and general cargo vessels ranging from 10,000 to 80,000 DWT. The project demanded a solution that could provide consistent performance across different berthing conditions while minimizing maintenance requirements.
Hongruntong Marine supplied a series of customized cylindrical fenders with diameters ranging from 700 mm to 1200 mm, designed to accommodate varying impact loads. The fenders were installed using a modular chain-supported system, allowing flexibility and easy maintenance.
After implementation, the terminal achieved improved berthing safety and operational efficiency. The fenders demonstrated stable performance across different vessel types, effectively absorbing impact energy and reducing stress on quay structures. Maintenance intervals were significantly extended, contributing to lower operational costs.

| Parameter | Specification |
|---|---|
| Product Name | Cylindrical Marine Fenders |
| Material | Natural Rubber, NBR, EPDM |
| Standard | PIANC2002, HGT2866-2016 |
| Size | ID: 75-1000mm; OD: 150-2000mm or Customized |
| Color | Red, Yellow, Blue, Black, White etc |
| Hardness | 55 Shore A |
| Processing Service | Moulding, Cutting |
| Tensile Strength | ≥18 MPA |
| Elongation at break | ≥400% |
| Feature | Environmentally Friendly |
| Application | Dock, Port, Quay, Boat |
| Advantage | High Resilience |
| Quality | Long Lasting Life |
| Function | Shock Absorption |
| Service | Custom OEM ODM Service |
| Packaging | Inner Packing: Separate/Batch with Care Label + Tarpaulin Outer Packing: Tarpaulin or Plastic Film |
| Model | Length [mm] | Inside Diameter [mm] | Outside Diameter [mm] |
|---|---|---|---|
| HM-CMF150 | Customized Length | 75 | 150 |
| HM-CMF200 | 100 | 100 | 200 |
| HM-CMF250 | 125 | 125 | 250 |
| HM-CMF300 | 150 | 150 | 300 |
| HM-CMF400 | 200 | 200 | 400 |
| HM-CMF500 | 250 | 250 | 500 |
| HM-CMF600 | 300 | 300 | 600 |
| HM-CMF700 | 350 | 350 | 700 |
| HM-CMF800 | 400 | 400 | 800 |
| HM-CMF900 | 450 | 450 | 900 |
| HM-CMF1000 | 500 | 500 | 1000 |
| HM-CMF1100 | 550 | 550 | 1100 |
| HM-CMF1200 | 600 | 600 | 1200 |
| HM-CMF1400 | 700 | 700 | 1400 |
| HM-CMF1600 | 800 | 800 | 1600 |
| HM-CMF1700 | 850 | 850 | 1700 |
| HM-CMF1800 | 900 | 900 | 1800 |
| HM-CMF1900 | 950 | 950 | 1900 |
| HM-CMF2000 | 1000 | 1000 | 2000 |
- Balanced Energy Absorption and Reaction Force Performance: Optimal balance between absorbing berthing energy and controlling reaction forces, preventing sudden load transfer to vessel hulls and quay structures.
- Durable Material Composition with Extended Service Life: High-quality rubber compounds with advanced additives enhance resistance to wear, aging, and environmental degradation.
- Modular and Customizable Design Capability: Tailorable in diameter, length, and structural configuration to meet specific project requirements with easy integration into different port layouts.
- Reliable Performance with Minimal Maintenance: Simple yet robust design minimizes complex maintenance procedures and reduces inspection frequency and costs.
- Multi Purpose Commercial Ports: Consistent protection and operational flexibility across various berthing conditions
- Industrial and Bulk Cargo Terminals: Reliable energy absorption and structural protection for heavy cargo operations
- Offshore Platforms and Marine Infrastructure: Safe interaction between vessels and fixed or floating structures
- Strong Reputation and Global Project Experience: Proven track record in delivering high-quality marine fender solutions worldwide
- Advanced Manufacturing and Quality Assurance System: Comprehensive testing ensures mechanical strength, elasticity, and durability
- Customer-Oriented Customization and Engineering Support: Tailored solutions from design consultation to product delivery
- Long-Term Partnership and After-Sales Service Commitment: Continuous technical support and maintenance guidance throughout product lifecycle

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