Marine Floating Hose Featuring High Pressure Resistance and Easy Installation for Offshore Dredging
Product Overview
Floating Dredge Hose is a professional-grade marine hose engineered for continuous dredging and slurry transport applications. Constructed with reinforced synthetic fiber layers and abrasion-resistant rubber, it combines buoyancy, flexibility, and high mechanical strength.
Designed to resist wear from sand, gravel, and sediment mixtures, the hose maintains stable performance in tidal, current, and wave-affected waters. Its durable outer layer provides protection against UV light, saltwater corrosion, and mechanical damage.
Floating Dredge Hose is available in diameters from 300 mm to 1200 mm and is suitable for river, harbor, and offshore dredgers up to 7,000 m³/h capacity. The product improves operational efficiency, reduces maintenance costs, and ensures safe and reliable dredging operations.
Case Study: Gulf of Mexico Offshore Maintenance
An offshore maintenance project in the Gulf of Mexico required removal of sediment and sand around a 10,000 DWT dredger fleet operating in tidal waters. Previous pipelines frequently failed due to abrasion and misalignment.
Floating Dredge Hose was deployed, leveraging its integrated buoyancy and flexible design. Over an 18-month period, the hose maintained consistent transport of high-density slurry, reduced energy consumption, and minimized maintenance downtime.
Operators reported easier handling, higher operational safety, and improved alignment stability compared to previous rigid systems. Its modular design allowed sections to be replaced quickly, reducing vessel idle time.
Technical Specifications
| Material |
PTFE, Galvanized Steel Wire, PVC Coated Polyester Cloth |
| Product Name |
Floating Dredge Hose |
| 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 |
Product Models & Dimensions
| Model |
Dimensions [mm] |
Dimensions [inch] |
Working Pressure [bar] |
Working Pressure [psi] |
Safety Factor |
Bending Radius [kg] |
Weight [m] |
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.
Product Features
- High Structural Strength: Reinforced with multiple synthetic fiber layers, the hose can withstand high-pressure slurry transport and heavy mechanical forces, maintaining flow consistency and structural integrity.
- Durable Abrasion-Resistant Lining: The inner lining is formulated with advanced rubber compounds, resistant to sand, gravel, and shell fragments, extending service life and minimizing maintenance.
- Built-In Flotation: Integrated buoyancy ensures stable alignment on water surfaces, reducing stress on couplings, improving flow efficiency, and enhancing operator safety.
- Resistance to Harsh Environments: The hose withstands UV radiation, ozone, saltwater, and temperature extremes (-20°C to 65°C), ensuring consistent performance and durability in tropical, temperate, and offshore conditions.
Applications
- River and Canal Dredging: Efficiently transports slurry while floating on water surfaces, reducing seabed contact and maintenance issues.
- Port Deepening and Maintenance: Used for sand and sediment removal to maintain navigable channels, ensuring uninterrupted port operations.
- Offshore Sediment Management: Supports offshore construction and maintenance projects, providing reliable sediment or slurry transfer under challenging marine conditions.
Why Choose Hongruntong Marine
- Professional Engineering Expertise: Decades of experience in dredging and marine equipment allow the company to engineer hoses that perform reliably under demanding conditions.
- Tailored Solutions for Projects: Hoses can be customized by diameter, length, pressure rating, and buoyancy to meet specific operational requirements.
- Premium Material Selection: Use of high-grade rubber compounds and reinforced fibers ensures durability, wear resistance, and long-term reliability.
- Comprehensive Technical Support: Installation, maintenance guidance, and troubleshooting are provided to optimize operational efficiency and ensure project success.
Frequently Asked Questions
What diameters are available?
Diameters from 300 mm to 1200 mm, with custom lengths available for specific project needs.
Can it handle high-density abrasive slurry?
Yes, designed specifically for sand, gravel, and similar materials.
How long does the hose last?
With proper maintenance, the hose can last 3-6 years depending on operating conditions.
Is deployment complicated?
No, the hose's buoyancy and flexibility allow easy installation and handling.
Are there any quality certifications?
Yes, the hoses comply with ISO and other relevant marine engineering standards.