Floating Dredge Hose is a precision-engineered flexible conveying solution developed for hydraulic dredging systems that require continuous transportation of abrasive slurry under demanding marine conditions. The hose integrates a high-strength synthetic reinforcement framework with an abrasion-resistant rubber tube and a weather-resistant outer cover, providing excellent structural integrity throughout long-term offshore operation.
Designed for high-volume material transfer, the hose efficiently conveys mixtures of sand, gravel, clay, silt, and sediment generated during dredging activities. Its optimized internal flow channel minimizes pressure loss while maintaining stable discharge efficiency over extended distances.
A government infrastructure contractor in South America undertook a large-scale river navigation improvement project to restore the design depth of a major commercial waterway. Hongruntong Marine supplied customized Floating Dredge Hose with reinforced pressure layers and enhanced abrasion-resistant rubber compounds.
The hose system was installed between the cutter suction dredger and the floating discharge pipeline, providing improved flexibility during vessel movement while maintaining stable slurry transportation. Throughout the project, the pipeline demonstrated excellent pressure stability, reduced maintenance frequency, and reliable operation despite demanding environmental conditions.

| 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 [mm] | 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.
Working pressure can be designed according to project requirements. Different reinforcement structures are available to meet various operating pressure and flow capacity specifications.
Yes. The hose can be manufactured with different flange standards and connection configurations to ensure compatibility with existing floating pipeline systems.
Service life depends on transported material, operating pressure, slurry concentration, installation quality, bending conditions, and routine inspection. Proper operation and maintenance significantly extend operational durability.
Yes. The hose is engineered for continuous use in offshore and coastal environments where exposure to seawater, sunlight, waves, and changing weather conditions is expected.
Before installation, users should verify hose dimensions, flange alignment, sealing surfaces, transportation condition, and operating pressure compatibility. A visual inspection and pressure verification are recommended to ensure safe and reliable operation.
