3 Inch NR Rubber Lining Dredge Hose with 10-21 Bar Pressure for Heavy Slurry Transfer
Price:
USD87 to USD460 Per Piece
MOQ:
1
Delivery Time:
5-7 Work Days
Brand:
Hongruntong Marine
Product Description
3 Inch Dredge Hose NR Rubber Lining 10-21 Bar Pressure
Product Overview
3 Inch Suction Hose Easy To Install And Maintain High Grade NR Rubber Lining
Dredge hoses are used in both land reclamation and environmental dredging. Their thick rubber layers and reinforced bodies provide excellent kink resistance and dimensional stability during heavy slurry transfer.
Depending on the dredging system, hoses may come in suction, discharge, or floating types, each tailored to unique operational demands.
Case Study: Lake Restoration Project in Canada
Traditional rigid piping was causing sediment blockages and was difficult to maneuver. Replacing the system with flexible dredge hoses allowed easier routing and adjustment to terrain. The new hose setup improved operational agility and significantly reduced clogging incidents. Project managers reported faster progress and lower maintenance efforts, improving both ecological and economic outcomes.
Traditional rigid piping was causing sediment blockages and was difficult to maneuver. Replacing the system with flexible dredge hoses allowed easier routing and adjustment to terrain. The new hose setup improved operational agility and significantly reduced clogging incidents. Project managers reported faster progress and lower maintenance efforts, improving both ecological and economic outcomes.

Specifications
| 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 |
| Model Number | HMDH |
| Brand | Hongruntong Marine |
| Application | Water irrigation, mud dredging, water suction etc |
| Packing | Plastic Belt Packing |
| Working Temperature | -40 ℃ ~ +120 ℃ |
| Warranty | 36 Months |
| MOQ | 1 |
Technical Data Table
| Model | I.D. | W.P. | B.P. | Min Bending Radius | Wear Layer Thickness | Length |
|---|---|---|---|---|---|---|
| inch | mm | bar | bar | mm | mm | m | |
| HM-F150 | 6 | 150 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-F200 | 8 | 200 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-F250 | 10 | 250 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-F300 | 12 | 300 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-F350 | 14 | 350 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-F400 | 16 | 400 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-F450 | 18 | 450 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-F500 | 20 | 500 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-F600 | 24 | 600 | 15-20 | 45-60 | 15D | 20-30 | 11.8 |
| HM-F650 | 26 | 650 | 15-20 | 45-60 | 15D | 20-30 | 11.8 |
| HM-F700 | 28 | 700 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-F750 | 30 | 750 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-F800 | 32 | 800 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-F850 | 34 | 850 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-F900 | 36 | 900 | 25-30 | 75-90 | 15D | 30-50 | 11.8 |
| HM-F1000 | 40 | 1000 | 25-30 | 75-90 | 15D | 50-75 | 11.8 |
| HM-F1100 | 44 | 1100 | 25-30 | 75-90 | 15D | 50-75 | 11.8 |
Key Features
- Low Maintenance Requirements - Durable construction and quality materials reduce the need for frequent inspection or replacement.
- High Flow Capacity - Smooth bore design reduces friction loss and maintains efficient slurry flow rates over long distances.
- Temperature Tolerant - Capable of operating reliably in extreme cold or heat conditions (-30°C to +80°C or higher, depending on design).
- Modular Design for Easy Transport - Hoses can be disassembled and reassembled quickly, ideal for mobile or temporary dredging operations.
Applications
- Cutter Suction Dredger Applications - Installed as flexible pipeline components to connect the dredger cutter head to the onboard pump system or to shore pipelines.
- Trailing Suction Hopper Dredger Operations - Suction hoses are used to transfer seabed materials into the vessel's hopper. Hoses must resist vacuum pressure and abrasion during continuous loading.
- Floating Pipeline Systems - Used in floating dredging pipelines that require hoses to remain buoyant, flexible, and resistant to wave impact and UV exposure.
Advantages
- International Standards Compliance - Products comply with ISO, BV, CCS, and other relevant international marine and industrial certifications.
- Strong Production Capacity - Large-scale manufacturing capabilities support bulk orders and continuous supply.
- Reliable After-Sales Support - Dedicated service team for technical guidance, installation consulting, and warranty follow-up.
- Integrated Flange & Coupling Solutions - We provide full assembly of hoses with custom flanges, nipples, and steel components.
Frequently Asked Questions
1. What temperatures can the hoses handle?
Our dredge hoses operate effectively between -30°C to +80°C, depending on the rubber composition.
2. Are replacement parts available?
Yes, we supply spare liners, flanges, and reinforcement accessories upon request.
3. Can your hoses be used for inland and offshore dredging?
Yes, they are designed for both inland waterways and marine dredging environments.
4. What certifications do your products have?
Our hoses meet standards such as ISO, BV, CCS, and other classification societies as required.

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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Hongruntong Marine (Beijing) Co., Ltd
Location
C1-7, Xuhui Center, Jinguan North 2nd Street, Shunyi District, Beijing City, P.R. China 101300
Contact Person
William Lau