Dredging Service Hose: Fast Assembly, Low Maintenance Cost, Stable Continuous Working Performance
Floating Dredge Hose is a heavy-duty marine solution developed to meet the most demanding requirements of modern dredging operations. It is designed to transport slurry mixtures efficiently across water surfaces while maintaining structural stability and long-term durability. The hose is constructed using a multi-layer design that includes an abrasion-resistant inner tube, high-strength reinforcement layers, and a weather-resistant outer cover, combined with an integrated flotation system.
The flotation layer is made from closed-cell foam materials that provide consistent buoyancy and prevent water absorption, ensuring reliable performance over extended periods. The reinforcement structure, consisting of high-tensile textile cords or steel wire spirals, enables the hose to withstand high internal pressures and external mechanical stresses. This combination of strength and flexibility allows the hose to perform effectively in both calm and highly dynamic marine environments.
Floating Dredge Hose is capable of handling high-density slurry with minimal wear, making it ideal for applications involving sand mining, seabed dredging, and land reclamation. Its durability and ease of handling make it a critical component in improving operational efficiency and reducing overall project costs.
Case Study: Large Scale Sand Mining Operation
In an African offshore sand mining project, a 22,000 DWT dredger was deployed to extract and transport sand over a distance of 2.5 kilometers. The operation required continuous performance under high load conditions and exposure to abrasive materials.
Hongruntong Floating Dredge Hoses were installed as part of the floating pipeline system. The hoses demonstrated exceptional abrasion resistance, maintaining performance despite constant exposure to coarse sand. The flotation system ensured stable positioning, preventing pipeline sagging and improving flow efficiency.
As a result, the project achieved a 28% increase in operational efficiency, while maintenance costs were reduced significantly due to the hose's durability. The client reported high satisfaction with the product's performance and reliability, highlighting its suitability for long-term use in demanding environments.
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 |
Technical Specifications
| Model |
Dimensions [mm] |
Dimensions [inch] |
Working Pressure [bar] |
Working Pressure [psi] |
Safety Factor |
Bending Radius [kg] |
Weight [m] |
Length |
| 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
- Heavy Duty Construction for Extreme Working Conditions: The hose is specifically designed for heavy-duty applications, incorporating multiple reinforcement layers that provide exceptional strength and durability. This allows it to withstand high internal pressures, external impacts, and continuous operational stress without compromising performance.
- Advanced Elasticity and Flexibility Performance: Despite its strength, the hose maintains excellent elasticity, allowing it to bend and adapt to dynamic conditions without cracking or deformation. This flexibility is crucial in floating pipeline systems where movement is inevitable.
- Long Service Life with Reduced Maintenance Requirements: The use of high-quality materials and advanced manufacturing processes ensures that the hose has an extended service life. Its resistance to abrasion, corrosion, and environmental degradation minimizes maintenance needs.
- Efficient Energy Transmission and Flow Stability: The internal structure of the hose is optimized to maintain stable flow conditions, reducing turbulence and energy loss. This improves pumping efficiency and contributes to overall energy savings.
Applications
- Offshore Sand Mining Operations: The hose is ideal for transporting sand and sediment in offshore mining projects, ensuring stable and efficient material flow.
- Land Reclamation and Infrastructure Development: Used in large-scale projects to transport fill materials over long distances, supporting construction and development activities.
- Industrial Dredging and Sediment Removal: Applicable in industrial settings where continuous sediment removal is required, ensuring efficient operation.
Why Choose Hongruntong Marine
- Extensive Manufacturing Experience and Industry Reputation: Hongruntong Marine has built a strong reputation in the marine equipment industry through years of experience and successful project delivery.
- Tailored Solutions for Complex Projects: Understanding that each project has unique requirements, Hongruntong Marine offers customized solutions that address specific operational challenges.
- Reliable Quality and Consistent Performance: Strict quality control measures are implemented at every stage of production, ensuring that each hose meets stringent performance criteria.
- Comprehensive Technical Support and Long-Term Partnership: The company provides ongoing technical support, helping clients optimize performance and address any issues that arise.
Frequently Asked Questions
What materials are used in Floating Dredge Hose?
The hose is made from synthetic rubber, reinforced fabrics or steel wire, and closed-cell foam flotation materials.
How does the hose maintain buoyancy?
The closed-cell foam layer prevents water absorption, ensuring consistent floating performance.
Can it be used in high-abrasion environments?
Yes, it is specifically designed to handle abrasive materials such as sand and gravel.
What is the expected service life?
Depending on usage conditions, it typically lasts several years with proper maintenance.
Is technical support provided after purchase?
Yes, Hongruntong Marine offers full technical support and after-sales service.
