Saltwater Resistant UV Protected Weather Resistant Floating Dredge Hose for Marine Applications
Hongruntong Marine flexible performance floating dredge hose is engineered to deliver optimal durability, elasticity, and operational adaptability in complex dredging environments. This model excels in dynamic performance, making it particularly suitable for projects where continuous movement, wave action, and frequent directional changes place additional stress on pipeline systems.
In a coastal dredging project located in a region with strong tidal movements, a contractor faced ongoing challenges related to pipeline fatigue and connection failures. The dredging system operated continuously in an environment where wave action and current changes caused constant movement of the floating pipeline.
Hongruntong Marine provided a set of flexible performance floating dredge hoses designed specifically for dynamic conditions. The hoses featured enhanced elasticity and fatigue-resistant reinforcement, allowing them to adapt to continuous bending and movement. During operation, the hoses demonstrated improved resilience, maintaining structural integrity despite constant motion.
The contractor observed a significant reduction in fatigue-related damage and fewer interruptions due to maintenance. The improved flexibility also reduced stress on connection points, resulting in more stable pipeline performance.


| Product Name | Floating Dredge Hose |
|---|---|
| Material of Rubber | NR, NBR, SR, CR and etc |
| Inner Wire | Stainless Steel 316 |
| Lining | Polyamide |
| Carcass | Polyamide fabrics, Polyester films |
| Outer Wire | Stainless Steel 316 |
| Working Pressure | 10 bar to 21 bar |
| Maximum Length | 40 meters |
| Sample | Available |
| Delivery time | Normally 3-5 days |
| Model | Dimensions [mm] | Dimensions [inch] | Working Pressure [bar] | Working Pressure [psi] | Safety Factor | Bending Radius | Weight [kg] |
Length [m] |
|---|---|---|---|---|---|---|---|---|
| HM-FDH20 | 20 | 3/4" | 16 | 230 | 6:1 | 80 | 0.8 | 40 |
| HM-FDH25 | 25 | 1" | 16 | 230 | 6:1 | 100 | 1 | 40 |
| HM-FDH32 | 32 | 11/4" | 16 | 230 | 6:1 | 125 | 1.3 | 40 |
| HM-FDH40 | 40 | 11/2" | 16 | 230 | 6:1 | 140 | 1.5 | 40 |
| HM-FDH50 | 50 | 2" | 16 | 230 | 6:1 | 180 | 2.5 | 40 |
| HM-FDH65 | 65 | 21/2" | 16 | 230 | 6:1 | 200 | 3.3 | 40 |
| HM-FDH80 | 80 | 3" | 16 | 230 | 6:1 | 260 | 4 | 40 |
| HM-FDH100 | 100 | 4" | 16 | 230 | 6:1 | 380 | 6.8 | 40 |
| HM-FDH125 | 125 | 5" | 16 | 230 | 6:1 | 440 | 9.2 | 40 |
| HM-FDH150 | 150 | 6" | 16 | 230 | 6:1 | 500 | 13.2 | 40 |
| HM-FDH200 | 200 | 8" | 16 | 230 | 6:1 | 750 | 18 | 40 |
| HM-FDH250 | 250 | 10" | 16 | 230 | 6:1 | 900 | 26 | 25 |
Note: Various sizes can be customized according to the requirements.
- High Elasticity for Dynamic Conditions: Enhanced elasticity accommodates continuous movement caused by waves, currents, and vessel operations, reducing stress concentration and extending service life.
- Fatigue-Resistant Reinforcement Design: Engineered reinforcement layers withstand repeated bending and mechanical stress through optimized material selection and construction.
- Consistent Flow Performance Under Movement: Smooth inner lining reduces turbulence and ensures efficient slurry transport even during continuous motion.
- Environmental Protection and Longevity: Outer cover resists UV exposure, saltwater, and mechanical abrasion for long-term reliability in harsh marine conditions.
- Coastal and tidal dredging projects with dynamic operating conditions
- Floating pipeline systems with frequent movement and repositioning
- Maintenance dredging in variable water conditions
- Expertise in Dynamic Marine Environments: Extensive experience in developing solutions for challenging marine conditions with focus on flexibility and fatigue resistance.
- Continuous Improvement Based on Field Experience: Product development guided by real-world performance data and customer feedback.
- Balanced Design Approach: Focus on achieving optimal balance between strength, flexibility, and durability.
- Customer-Focused Engineering Support: Technical guidance and customized solutions tailored to specific project requirements.





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