Langed Rubber Hose Heavy Duty Abrasion Resistant Easy Installation
Floating dredge hoses are essential components in modern dredging systems, designed for the efficient transport of slurry mixtures such as sand, silt, and sediment across marine and inland environments. Hongruntong Marine manufactures high-performance floating dredge hoses featuring an integrated buoyancy system that ensures consistent flotation and operational stability without the need for external floats.
The hose structure is composed of an abrasion-resistant inner rubber lining, multiple reinforcement layers made of high-strength synthetic fabric or steel wire, and a weather-resistant outer cover. The integrated foam-filled floatation layer provides uniform buoyancy distribution, allowing the hose to remain stable even under dynamic wave conditions.
Available in a wide range of diameters from 300mm to 1000mm and standard lengths between 6m and 12m, the hoses are equipped with heavy-duty steel flanges or customized connection systems for secure and efficient installation. Designed to handle high-pressure slurry transport, the hoses offer excellent resistance to wear, corrosion, UV exposure, and mechanical stress.
These floating dredge hoses are widely used in offshore dredging, port maintenance, and land reclamation projects. Their durability, flexibility, and reliability make them a preferred choice for demanding marine engineering applications where performance and safety are critical.
Case Study - Offshore Sand Reclamation Project
In a large-scale offshore land reclamation project in Southeast Asia, a contractor was tasked with transporting dredged sand over a distance exceeding two kilometers using a cutter suction dredger with a capacity of approximately 4500 cubic meters per hour. The initial pipeline system relied on traditional hoses supported by external flotation devices, which resulted in instability during moderate wave conditions and frequent maintenance interruptions.
After switching to Hongruntong Marine floating dredge hoses with integrated buoyancy, the entire system demonstrated significantly improved stability. The hoses, designed with a 700mm inner diameter and reinforced multi-layer construction, maintained consistent alignment on the water surface despite continuous vessel movement and wave action. This improvement reduced mechanical stress on connection points and minimized the risk of pipeline displacement.
As the project progressed, the contractor observed a notable increase in operational efficiency due to uninterrupted slurry transport. Maintenance frequency was reduced, and overall downtime decreased substantially. The client also reported improved safety conditions on site, as the stable hose system reduced the need for frequent manual adjustments. Following the successful completion of the project, the contractor selected the same hose configuration for subsequent operations, confirming the product's reliability and long-term value.
Specifications
| 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 |
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.
Product Features
- Reinforced Structural Integrity for Heavy-Duty Operations: The floating dredge hose is engineered with a multi-layer reinforcement system that provides exceptional strength and durability under high-pressure conditions. The inner lining is formulated from advanced rubber compounds specifically designed to resist abrasion caused by sand and sediment.
- Integrated Buoyancy System for Enhanced Stability: One of the key advantages of this product is its built-in flotation system, which eliminates the need for additional floating components. The foam-filled buoyancy layer is engineered using closed-cell materials that prevent water absorption and maintain consistent buoyancy over time.
- Exceptional Resistance to Wear and Environmental Factors: The hose is designed to operate in harsh marine environments where exposure to saltwater, UV radiation, and abrasive materials is unavoidable. The outer cover is made from specially formulated rubber compounds that provide excellent resistance to weathering, corrosion, and mechanical damage.
- Optimized Flexibility with High Load Capacity: Despite its strong construction, the hose retains a high degree of flexibility, allowing it to adapt to dynamic conditions such as wave motion and vessel movement. This flexibility reduces stress on joints and connections, preventing structural damage and ensuring smooth operation.
Applications
- Offshore Dredging Projects: Floating dredge hoses are widely used in offshore environments where slurry must be transported over long distances. Their ability to maintain buoyancy and alignment on the water surface makes them ideal for use in open-sea dredging operations.
- Port and Harbor Maintenance: In port and harbor maintenance projects, these hoses are used for sediment removal to maintain navigable depths. Their abrasion resistance and durability allow them to perform efficiently in high-traffic areas where continuous operation is required.
- Land Reclamation and Infrastructure Development: Floating dredge hoses play a crucial role in land reclamation projects by transporting large volumes of sand and sediment. Their reliability and efficiency contribute to the timely completion of large-scale infrastructure developments.
Why Choose Hongruntong Marine
- Proven Expertise in Marine Engineering Solutions: Hongruntong Marine has extensive experience in the design and manufacturing of marine equipment, particularly in dredging systems. This deep industry knowledge enables the company to develop products that address real operational challenges.
- Tailored Design to Meet Project Requirements: Understanding that each project has unique specifications, Hongruntong Marine offers customized solutions to match specific operational needs. From hose diameter and length to flange type and buoyancy configuration, every detail can be adjusted to ensure optimal performance.
- Strict Quality Control and Premium Materials: Quality is a core focus in every stage of production. The company uses high-grade raw materials and implements rigorous testing procedures, including pressure testing and dimensional inspection.
- Comprehensive Technical Support and Service: Hongruntong Marine provides ongoing support to ensure that clients achieve the best possible performance from their equipment. This includes installation guidance, maintenance recommendations, and technical assistance throughout the product lifecycle.
FAQ
What sizes are available for floating dredge hoses?
Floating dredge hoses are typically available in diameters ranging from 300mm to 1000mm, with customizable lengths depending on project requirements.
How long can the hose be used in operation?
The service life varies depending on working conditions, but with proper maintenance, the hose can operate effectively for several years.
Can the hose be customized for specific projects?
Yes, customization options include size, length, connection type, and buoyancy configuration to meet different project needs.
Is the hose suitable for offshore conditions?
The hose is specifically designed for offshore use and performs well in both calm and moderately rough sea environments.
What kind of maintenance is required?
Routine inspection and proper handling are recommended to ensure optimal performance and extend the service life of the hose.