High Pressure Saltwater Resistant Dredge Hose with Long Service Life for Slurry Transport
Dredge Hose is a reinforced flexible pipeline designed for transporting abrasive slurry, sediment, sand, gravel, and water-solid mixtures in hydraulic dredging and material handling systems. It is used in marine construction, offshore dredging, coastal protection, port development, reclamation, and industrial sediment removal.
The hose structure consists of an abrasion-resistant inner rubber lining, a reinforced structural body, and an external protective cover. This construction provides reliable conveying connection between pumps, discharge pipelines, floating equipment, and other components within dredging systems.
| Parameter | Specification |
|---|---|
| Name | Dredge Hose |
| Material of Rubber | NR, NBR, SR, CR and etc |
| Material of Flange | Q235B carbon steel paint |
| Reinforcement Layer | Rubber, cord fabric and wire reinforcement |
| Size | 1/2" to 32" |
| Working Pressure | 5-22 Bar or As Request |
| Brand | Hongruntong Marine |
| Application | Water irrigation, mud dredging, water suction etc |
| Working Temperature | -40 ℃ ~ +120 ℃ |
| Warranty | 36 Months |
| Model | I.D. (mm) | W.P. (bar) | B.P. (bar) | Min Bending Radius | Wear Layer Thickness (mm) | Length (m) |
|---|---|---|---|---|---|---|
| HM-F150 | 150 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-F200 | 200 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-F250 | 250 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-F300 | 300 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-F350 | 350 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-F400 | 400 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
- Pressure-Resistant Reinforcement Structure: Designed to maintain structural stability under specified operating pressures with textile layers, synthetic cords, or other reinforcement materials
- Abrasion-Resistant Lining: Specialized inner lining reduces wear from sand, silt, gravel, and other abrasive materials during slurry transfer
- Flexible Design: Accommodates movement between equipment sections while maintaining structural integrity within specified bending radius
- Protective Outer Cover: Provides environmental durability against moisture, sunlight, saltwater spray, and mechanical contact
- Offshore and Coastal Dredging Operations: Sediment transfer from approach channels, coastal areas, and marine construction zones
- Land Reclamation and Hydraulic Filling: Movement of large quantities of sand or sediment for placement areas
- Port Development and Industrial Sediment Removal: Basin deepening, berth maintenance, and sediment removal from industrial facilities
- 30+ Years Manufacturing Experience: Extensive expertise in marine and industrial products
- Application-Based Technical Review: Customized solutions based on specific operating parameters
- Quality Control and Specification Verification: Comprehensive manufacturing checks and documentation
- Customization and International Project Support: Tailored solutions for global dredging projects
The required rating depends on pump operating conditions, pipeline resistance, conveying medium, system layout, and potential pressure fluctuations. The selected hose must have a documented working pressure suitable for the intended service.
It may be suitable for offshore or coastal applications if the construction, pressure rating, lining, outer cover, and connections match the operating conditions. Marine exposure and equipment movement should be considered during selection.
Abrasion can be managed by selecting a lining suitable for the conveyed material, evaluating flow conditions, and establishing an appropriate inspection schedule. Particle size, hardness, concentration, and flow velocity influence internal wear.
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