Heavy Duty Sand Dredging Hose Large Flow Custom Thickness Dredge Pipe
Hongruntong Marine Heavy-Duty Dredging Rubber Hoses are engineered for the most demanding offshore, harbor, and river dredging operations, delivering unparalleled performance in transferring high-abrasion slurries, sand, silt, and mud.
Constructed with a premium-grade inner liner of wear-resistant natural and synthetic rubber compound, our hoses offer exceptional resistance to abrasive particles, drastically reducing wear rates and extending service life compared to standard alternatives. The multi-layer reinforcement, comprising high-tensile textile cords and spiral steel wire, provides exceptional structural integrity, withstanding high working pressures and dynamic stresses while maintaining superior flexibility.
The outer cover is formulated from a robust, ozone and UV-resistant synthetic rubber, offering long-lasting protection against harsh marine weather, saltwater corrosion, and mechanical damage.
- Minimum bending radius of 6-8 times the outer diameter for easy installation
- Comprehensive range of sizes (200mm-1300mm) and pressure ratings
- Customizable end connections (flanged, quick-connect) to meet diverse project requirements
- Rigorous pressure testing (100% inspection at 2x working pressure)
- Maximizes uptime and lowers total ownership costs


| Parameter | Specification |
|---|---|
| Name | Discharge Hose Pipe |
| Nominal Bores | From 150mm (6") to 1200mm (47") |
| Length | Up to 11.8 Metres (38ft) |
| Working Pressure | Up to 20 bar |
| Safety Factor | 4:1 |
| Flange Options | Fixed, Swivel, Double-Flange and Built-in-Nipple Designs |
| Features | Heavy-Duty Robust Construction Designed to Handle Large Dredged Particles Hoop-Ring or Spring-Wire-Helix Construction for Flexibility or Full Vacuum During Service Tailor-Made Designs, Including Self-Floater, Suction Dredge Hose and Flexible Discharge Hoses Suitable for Slurries Containing Rock, Shell and Coral |
| Model | I.D. (inch/mm) | W.P. (bar) | B.P. (bar) | Min Bending Radius | Wear Layer Thickness (mm) | Length (m) |
|---|---|---|---|---|---|---|
| HM-DHP150 | 6 / 150 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-DHP200 | 8 / 200 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-DHP250 | 10 / 250 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-DHP300 | 12 / 300 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DHP350 | 14 / 350 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DHP400 | 16 / 400 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DHP450 | 18 / 450 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DHP500 | 20 / 500 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DHP600 | 24 / 600 | 15-20 | 45-60 | 15D | 20-30 | 11.8 |
| HM-DHP650 | 26 / 650 | 15-20 | 45-60 | 15D | 20-30 | 11.8 |
| HM-DHP700 | 28 / 700 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-DHP750 | 30 / 750 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-DHP800 | 32 / 800 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-DHP850 | 34 / 850 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-DHP900 | 36 / 900 | 25-30 | 75-90 | 15D | 30-50 | 11.8 |
| HM-DHP1000 | 40 / 1000 | 25-30 | 75-90 | 15D | 50-75 | 11.8 |
| HM-DHP1100 | 44 / 1100 | 25-30 | 75-90 | 15D | 50-75 | 11.8 |
- Exceptional Abrasion Resistance: Advanced wear-resistant compounds for handling highly abrasive materials, extending service life and reducing operational downtime.
- High Pressure and Structural Strength: Multiple layers of high-tensile steel wire or synthetic fabric withstand extreme internal pressures and external mechanical stress.
- Superior Flexibility and Fatigue Resistance: Excellent flexibility adapts to complex installations while maintaining structural integrity under cyclic loading.
- Weather and Corrosion Resistance: UV-resistant outer layer ensures stable performance in harsh marine environments and extreme weather conditions.
- Harbor and Port Dredging: Port maintenance and expansion projects for efficient sediment removal and navigational depth maintenance.
- Land Reclamation Projects: Transporting slurry in large-scale reclamation works for coastal land development.
- Offshore Engineering Support: Offshore dredging and pipeline systems requiring durability and reliability in harsh marine conditions.
- Extensive Industry Experience: Years of expertise in marine equipment manufacturing with precise product design for real-world applications.
- Customized Engineering Solutions: Customizable diameter, length, pressure rating, and flange types to match specific project needs.
- High-Quality Raw Materials: Premium-grade rubber compounds and reinforcement materials ensuring superior durability.
- Comprehensive After-Sales Support: Full technical support including installation guidance and maintenance recommendations.

Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.