2 Inch 3 Inch 4 Inch NBR Floating Dredging Hoses For Gold Dredge Suction
Price:
USD55 to USD226 Per Piece
MOQ:
1
Delivery Time:
5-7 Work Days
Brand:
Hongruntong Marine
Product Description
2 Inch 4 Inch Dredge Hose Gold Dredge Suction Hose 3 Inch
Dredge Hose - Hongruntong Marine
Hongruntong Marine is a professional manufacturer specializing in high-performance dredge hoses, committed to delivering reliable solutions for the global dredging industry. Our dredge hoses are made from high-quality nitrile rubber, which offers excellent resistance to abrasion, tearing, and chemical corrosion, effectively handling the transportation of abrasive slurries and corrosive materials. Equipped with multi-layer steel wire braid reinforcement, these hoses possess strong structural stability and pressure resistance, ensuring no bulging or bursting even under high-pressure working conditions. They are suitable for a wide range of applications, including reservoir desilting, flood control, and offshore sand extraction.
A key feature of our dredge hoses is their exceptional flexibility and kink resistance, allowing them to adapt to the movement of dredging equipment and complex working spaces without affecting slurry flow. We implement strict quality control throughout the production process, from raw material procurement to finished product testing, ensuring each hose meets the highest standards. Hongruntong Marine also provides personalized customization services, adjusting hose specifications and performance parameters to match specific project needs, along with professional technical guidance to help clients maximize operational efficiency and reduce costs.

Specifications
| Component | Material/Details |
|---|---|
| Tube | NR, BR, SBR |
| Reinforcement | High Tensile Steel Wire Spiral |
| Cover | NR, CR |
| Working Pressure | < 25 bars |
| Flange Material | Q235B carbon steel paint |
| Working Temperature | -30℃ to +80℃ |
| Safety Factor | 5:1 |
| Application | Installed between pump and cutter of dredger, suctioning slurry. Suction hose & armored hose with HB steel ring, suitable for limestone, granite, coral, and minerals. |
| Advantages | High Abrasion Resistance, Light Weight, Oil and Heat Resistant, Flexible, easy to bending |
| Inner Diameter (mm) | Working Pressure (Mpa) | Burst Pressure (Mpa) | Length (m) | Wall Thickness (mm) |
|---|---|---|---|---|
| 300 | 0.4-1.2 | 3.6 | 1-3 | 34-37 |
| 414 | 0.4-1.2 | 3.6 | 1-3 | 35-37 |
| 560 | 0.4-1.2 | 3.6 | 2-3 | 40-45 |
| 600 | 0.4-1.2 | 3.6 | 2-3 | 40-45 |
| 700 | 0.8-1.5 | 4.5 | 2-3 | 40-45 |
| 800 | 1.2-2.5 | 5.5 | 2-3 | 50-52 |
| 900 | 1.5-2.5 | 7.5 | 2-3 | 55-58 |
| 1000 | 2.0-2.5 | 7.5 | 3-5 | 75-78 |
Key Features
- Superior Durability: Constructed from robust rubber material, our dredge hoses are engineered to withstand harsh marine environments and demanding operational conditions.
- High Abrasion Resistance: The rubber composition ensures outstanding abrasion resistance, providing a longer lifespan and reduced maintenance costs.
- Flexibility: The hoses maintain excellent flexibility even in low temperatures, allowing for easy handling and installation.
- Leak-proof Design: With reinforced layers and secure connections, our dredge hoses are designed to prevent leaks and ensure a smooth, uninterrupted flow of materials.
- Versatile Application: Ideal for dredging operations, marine construction, and other heavy-duty industrial uses.
Applications
- Port dredging & harbor maintenance
- River channel dredging
- Coastal erosion control
- Offshore sand & gravel extraction
- Land reclamation projects
- Seabed excavation & leveling
Advantages
Excellent Wear and Abrasion Resistance for Long Service Life in Harsh Dredging Conditions
Made of high-quality synthetic rubber compound with reinforced layers of high-strength polyester or steel wire, the dredge hose exhibits exceptional wear and abrasion resistance. It can effectively withstand the continuous impact and friction of sand, gravel, silt, and other abrasive particles during dredging operations, which are common in harsh marine, river, and coastal environments. Compared with ordinary hoses, it has a 50% longer service life, greatly reducing the frequency of replacement, lowering maintenance costs, and ensuring the continuity and efficiency of dredging projects.
High Flexibility and Kink Resistance to Ensure Stable Slurry Flow Under Dynamic Working Conditions
The dredge hose is designed with a flexible structure and advanced rubber formulation, which provides excellent flexibility and kink resistance. It can easily adapt to the dynamic movements of dredging equipment (such as dredgers, excavators) and the changes of working angles, without kinking or blocking even in complex and narrow working spaces. This ensures the smooth and stable flow of slurry, avoids the loss of dredging efficiency caused by hose blockage or damage, and adapts to various harsh working postures in port, river, and offshore dredging.
Superior Pressure Bearing Capacity and Reliable Sealing Performance to Prevent Leakage
Equipped with high-strength steel wire reinforcement layers and precision-machined flange connections, the dredge hose has superior pressure bearing capacity, which can stably withstand high internal pressure generated during slurry transportation (up to 10-20 bar, depending on the model). The professional sealing structure and high-quality sealing materials effectively prevent slurry leakage, avoiding environmental pollution, material waste, and potential safety hazards. It meets international industry standards (such as DNV, GMPHOM) and can maintain reliable sealing performance even in long-term high-pressure operation.
Corrosion Resistant to Seawater, Silt and Chemicals, Suitable for Long-Term Marine and Offshore Applications
The outer and inner layers of the dredge hose are made of corrosion-resistant rubber materials, which can effectively resist the erosion of seawater, salt spray, silt, and various chemical substances (such as corrosive components in slurry). It has excellent weather resistance and aging resistance, able to adapt to extreme marine environments such as high humidity, large temperature differences, and strong ultraviolet radiation. This makes the hose suitable for long-term use in offshore dredging, coastal reclamation, and marine engineering projects, without being easily damaged by corrosion, ensuring stable and reliable operation in harsh marine conditions.
Frequently Asked Questions
Q1: Can you make the product as per client's requirement?
A: Yes, we can make it with your exact requirement
Q2: What are your payment terms?
A: T/T (30% as deposit, the rest 70% will be paid before delivery), L/C at sight
Q3: Where is your nearest loading port?
A: Shanghai, Qingdao or Tianjin, China.
Q4: How can you guarantee the quality or any warranty?
A: If any quality problems during use, all the products can be returned or according to consumer's requests
Q5: Do you accept small quantity order?
A: Of course we do.
Q6: And what is your shipment and delivery time?
A: By sea or air. Normally 7 to 14 Days for delivery, according to your order quantity.

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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