Specifications
Brand Name :
Hongruntong Marine
Model Number :
HM-DHP41
Certification :
Meets or Exceeds Rma and Iso Standards
Place of Origin :
China
MOQ :
1
Price :
$59-$126
Payment Terms :
L/C,D/A,D/P,T/T,Western Union
Supply Ability :
1220 Pcs Per Month
Delivery Time :
5-7 Work Days
Packaging Details :
Wooden Pallets, Wooden Box
Name :
Dredging Rubber Hose
Working pressure :
< 25 Bars
Material of rubber :
NR, NBR, EPDM, CR and etc
Working temperature :
-30 to +120 ℃
Length of each unit :
< 50m
Size :
1/2inch ~ 20 inch
Material of flange :
Q235b Carbon Steel Paint
Reinforcement layer :
High Tensile Steel Wire Spiral
Color :
Black
Application :
Water Discharge, Irrigation, Construction, Mining
Packing :
Plastic Belt Packing
Feature :
Lightweight, Flexible, and Easy to Handle
Warranty :
36 Months
Description
Abrasive Slurry Hose Anti Corrosion Long Service Life High Tensile Strength
Product Overview

Dredging Rubber Hose is a critical component designed for the efficient and reliable transportation of abrasive slurry materials in demanding dredging environments. The hose is constructed using a multi-layer structure consisting of a highly wear-resistant inner rubber lining, reinforced carcass layers made of high-tensile synthetic fabric or steel wire, and a weather-resistant outer cover. This configuration ensures optimal balance between strength, flexibility, and durability.

Typically available in diameters ranging from 150 mm to 1200 mm, the hose can be customized in length, pressure rating, and flange connection standards to meet specific project requirements. The inner lining is specially formulated to resist abrasion from sand, gravel, and other solid particles, while the outer layer provides excellent resistance to UV radiation, ozone, and marine corrosion.

Designed for both suction and discharge applications, dredging rubber hoses are widely used in cutter suction dredgers, trailing suction hopper dredgers, and floating pipeline systems. Their ability to maintain structural integrity under high pressure and dynamic loading conditions significantly improves operational efficiency, reduces downtime, and enhances overall project reliability.

Case Study - Coastal Reclamation Project in West Africa

In a large-scale coastal reclamation project involving multiple cutter suction dredgers operating along a high-energy shoreline, the contractor faced severe challenges related to hose wear and frequent failures caused by high sand concentration and continuous operation.

Hongruntong Marine provided customized dredging rubber hoses featuring increased inner lining thickness and enhanced reinforcement layers. The hoses were installed in a floating pipeline system exposed to strong wave action and constant movement.

After implementation, the hoses demonstrated exceptional durability and flexibility, maintaining performance even under continuous mechanical stress. The service life increased by approximately 50%, while maintenance frequency decreased significantly. The client reported improved operational stability and reduced overall project costs, confirming the product's suitability for repeated use in similar projects.

Anti Corrosion Dredging Rubber Hose Multi Layer Structure For Abrasive Slurry
Anti Corrosion Dredging Rubber Hose Multi Layer Structure For Abrasive Slurry
Technical Specifications
Name Dredging Rubber Hose
Nominal Bores From 150mm (6") to 1200mm (47")
Length Up to 11.8 Metres (38ft)
Working Pressure Up to 20 bar
Safety Factor 4:1
Flange Options Fixed, Swivel, Double-Flange and Built-in-Nipple Designs
Features Heavy-Duty Robust Construction Designed to Handle Large Dredged Particles
Hoop-Ring or Spring-Wire-Helix Construction for Flexibility or Full Vacuum During Service
Tailor-Made Designs, Including Self-Floater, Suction Dredge Hose and Flexible Discharge Hoses
Suitable for Slurries Containing Rock, Shell and Coral
Detailed Specifications Table
Model I.D. (inch) I.D. (mm) W.P. (bar) B.P. (bar) Min Bending Radius Wear Layer Thickness (mm) Length (m)
HM-DHP150 6 150 5-10 15-30 8D 10-20 11.8
HM-DHP200 8 200 5-10 15-30 8D 10-20 11.8
HM-DHP250 10 250 5-10 15-30 8D 10-20 11.8
HM-DHP300 12 300 10-20 30-60 12D 12-25 11.8
HM-DHP350 14 350 10-20 30-60 12D 12-25 11.8
HM-DHP400 16 400 10-20 30-60 12D 12-25 11.8
HM-DHP450 18 450 10-20 30-60 12D 12-25 11.8
HM-DHP500 20 500 10-20 30-60 12D 12-25 11.8
HM-DHP600 24 600 15-20 45-60 15D 20-30 11.8
HM-DHP650 26 650 15-20 45-60 15D 20-30 11.8
HM-DHP700 28 700 20-25 60-75 15D 30-50 11.8
HM-DHP750 30 750 20-25 60-75 15D 30-50 11.8
HM-DHP800 32 800 20-25 60-75 15D 30-50 11.8
HM-DHP850 34 850 20-25 60-75 15D 30-50 11.8
HM-DHP900 36 900 25-30 75-90 15D 30-50 11.8
HM-DHP1000 40 1000 25-30 75-90 15D 50-75 11.8
HM-DHP1100 44 1100 25-30 75-90 15D 50-75 11.8
Product Features
  • High Load-Bearing Capacity and Pressure Stability: Engineered to withstand extremely high internal pressures and heavy material loads through multi-layer reinforcement structures, maintaining structural integrity under peak operational conditions.
  • Enhanced Abrasion Resistance for Harsh Materials: Specially formulated rubber compounds with high wear resistance handle highly abrasive materials without rapid degradation, extending service life and reducing maintenance costs.
  • Superior Flexibility and Fatigue Resistance: Excellent flexibility adapts to complex installation configurations and dynamic movements, enduring repeated bending and cyclic loading without structural failure.
  • Excellent Environmental and Weather Resistance: Outer rubber layer resists harsh environmental conditions including UV exposure, ozone, saltwater corrosion, and extreme temperatures for long-term durability.
Applications
  • Coastal Reclamation and Shore Protection: Widely used in land reclamation projects for efficient transportation of large volumes of sand and sediment in high-capacity pumping systems.
  • Floating Pipeline Systems: Ideal for floating dredging pipelines where hoses must accommodate constant movement caused by waves and currents.
  • Maintenance Dredging Operations: Cost-effective and durable solution for routine sediment removal in ports, rivers, and channels, ensuring consistent performance over extended periods.
Why Choose Hongruntong Marine
  • Deep Understanding of Dredging Industry Requirements: Extensive experience in supplying dredging equipment for various global projects, designing hoses that meet real operational challenges.
  • Advanced Customization and Engineering Capability: Fully customized solutions based on specific project parameters such as flow rate, material composition, pressure requirements, and installation environment.
  • Strict Quality Assurance and Testing Procedures: Rigorous quality control processes including pressure testing, material inspection, and dimensional verification to meet international standards.
  • Comprehensive Technical Support and After-Sales Service: Full technical support throughout the project lifecycle from product selection to installation guidance and maintenance recommendations.
Frequently Asked Questions
1. What is the typical service life of the hose?
The service life depends on operating conditions such as material abrasiveness and pressure levels, but high-quality construction ensures extended durability compared to standard hoses.
2. Can the hose be used for both suction and discharge?
Yes, it is designed for both applications with appropriate reinforcement and structural design.
3. Are custom sizes available?
Yes, the hose can be customized in diameter, length, and pressure rating.
4. How often should the hose be inspected?
Regular inspections are recommended to ensure optimal performance and safety.
5. What are the storage recommendations?
Store in a cool, dry environment away from direct sunlight and chemicals.
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Brand Name :
Hongruntong Marine
Model Number :
HM-DHP41
Certification :
Meets or Exceeds Rma and Iso Standards
Place of Origin :
China
MOQ :
1
Price :
$59-$126
Contact Supplier
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Anti Corrosion Dredging Rubber Hose Multi Layer Structure For Abrasive Slurry
Anti Corrosion Dredging Rubber Hose Multi Layer Structure For Abrasive Slurry
Anti Corrosion Dredging Rubber Hose Multi Layer Structure For Abrasive Slurry
Anti Corrosion Dredging Rubber Hose Multi Layer Structure For Abrasive Slurry

Hongruntong Marine (Beijing) Co., Ltd

Verified Supplier
1 Years
beijing, beijing
Since 1990
Business Type :
Manufacturer
Total Annual :
7000000-1100000
Employee Number :
300~500
Certification Level :
Verified Supplier
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