Specifications
Length of each unit :
< 50m
Size :
1/2inch ~ 20 inch
Warranty :
36 Months
Payment Terms :
L/C,D/A,D/P,T/T,Western Union,MoneyGram
Application :
Water Discharge, Irrigation, Construction, Mining
Model Number :
HM-DHP10
Name :
Dredging Rubber Hose
Material of flange :
Q235b Carbon Steel Paint
MOQ :
1
Delivery Time :
5-7 Work Days
Reinforcement layer :
High Tensile Steel Wire Spiral
Brand Name :
Hongruntong Marine
Packaging Details :
Wooden Pallets, Wooden Box
Color :
Black
Material of rubber :
NR, NBR, EPDM, CR and etc
Place of Origin :
China
Feature :
Lightweight, Flexible, and Easy to Handle
Certification :
ABS, DNV, RMRS, CCS, LR, BV, SGS, V-Trust
Price :
$21-$258
Working pressure :
< 25 Bars
Packing :
Plastic Belt Packing
Supply Ability :
1529 Pcs Per Month
Working temperature :
-30 to +120 ℃
Description
Slurry Hose Heavy Duty Steel Wire Reinforced Long Service Life
Product Overview

Dredging Rubber Hose is a reinforced flexible conveying component designed for the transportation of abrasive dredged materials through marine, river, harbor, reclamation, mining, and hydraulic engineering pipeline systems. It is primarily used for conveying mixtures of water and solid particles such as sand, silt, mud, clay, gravel, and other mineral materials between dredging equipment, pumps, floating pipelines, steel pipelines, booster stations, and discharge points.

The product is engineered to combine abrasion resistance, pressure capability, structural stability, and controlled flexibility so that the hose can function as an integral part of a demanding slurry-transfer system. The main construction normally consists of an abrasion-resistant rubber inner lining, high-strength reinforcement layers, and a protective outer rubber cover.

Case Study: River Sand Recovery Project in South America

A representative river sand recovery project in South America involved the extraction and hydraulic transportation of sand from a large inland waterway to a shore-based processing area. The customer was a regional dredging and aggregate contractor using a cutter suction dredger with an assumed operating displacement of approximately 2,800 tonnes.

The project environment differed from conventional harbor maintenance operations due to continuous seasonal changes in water level and current conditions. During periods of higher flow, the floating pipeline moved more noticeably, while lower water levels altered the relative position of the dredger and shore transition.

The engineering solution incorporated reinforced Dredging Rubber Hose sections at selected transition points where controlled movement was expected. The hose specification was developed from required internal diameter, pump operating pressure, abrasive characteristics of the sand, expected movement, flange configuration, and available installation space.

Heavy Duty Steel Wire Reinforced Dredging Rubber Hose with Long Service Life and Abrasion Resistance Heavy Duty Steel Wire Reinforced Dredging Rubber Hose with Long Service Life and Abrasion Resistance
Technical Specifications
Parameter Specification
Product 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
Detailed Model Specifications
Model I.D. (inch/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
Key Product Features
Advanced Rubber Compound for Abrasive Media Resistance

The internal rubber lining is engineered specifically for service conditions where solid particles continuously pass through the hose at operating velocity. The wear-resistant compound reduces material removal rates and preserves internal lining thickness over extended operating cycles while maintaining necessary elasticity for bending operations.

Multi-Layer Reinforcement for Structural Integrity

The hose wall is designed as a composite structure where rubber and reinforcement work together to withstand pressure and mechanical loads. Reinforcement fibers or wires carry structural loads while maintaining flexibility for pipeline movement and environmental conditions.

Precision-Engineered End Connections

End connections form the critical interface between the flexible rubber body and rigid external equipment. Dimensional accuracy in flange diameter, bolt-hole spacing, and connection geometry ensures proper assembly and sealing integrity under specified pressure conditions.

Environmental Protection and Fatigue-Oriented Outer Construction

The outer rubber cover serves as a protective barrier against water, sunlight, changing temperatures, and mechanical contact. The cover compound and thickness are selected according to service environment to support long-term operational stability.

Applications
  • River Sand and Gravel Dredging: Suitable for operations with variable water levels, current conditions, and frequent dredger repositioning
  • Harbor Basin and Navigation Channel Maintenance: Ideal for port sediment removal through floating pipelines and shore discharge systems
  • Coastal Construction and Shoreline Engineering: Used in hydraulic dredging systems for shoreline development, beach nourishment, and reclamation works
Why Choose Hongruntong Marine
  • Long-Term Manufacturing Knowledge: Over 30 years of experience in marine and industrial rubber products manufacturing
  • Application-Oriented Customization: Technical configuration based on actual operating environment and specific requirements
  • Controlled Quality Processes: Comprehensive inspection for material and structural consistency
  • Project Support: Full support from specification to delivery with clear technical communication
Frequently Asked Questions
What is the typical material construction of a Dredging Rubber Hose?

A typical construction includes an abrasion-resistant rubber inner lining, reinforced structural layers, and a protective outer rubber cover. The reinforcement may use high-strength textile materials or steel reinforcement depending on pressure, suction, flexibility, and mechanical requirements.

Which factors determine the required hose length?

Hose length should be determined from actual pipeline geometry, connection distance, required bending movement, installation clearance, and minimum bending radius. Final length is best confirmed from dimensional drawings or site measurements.

Is a Dredging Rubber Hose suitable for coarse sand and gravel slurry?

It can be designed for abrasive slurry service, but suitability depends on particle size, concentration, hardness, flow velocity, pressure, and hose construction. Appropriate abrasion-resistant lining and wall construction should be selected based on actual material characteristics.

How frequently should a dredging hose be inspected?

Inspection intervals should reflect application severity, operating hours, pressure conditions, slurry abrasiveness, and mechanical movement. Routine external inspection can identify cuts, bulges, deformation, exposed reinforcement, and connection problems.

Can Hongruntong Marine supply hoses with customer-specific technical requirements?

Customer-specific dimensions and connection configurations can be evaluated according to confirmed technical requirements and manufacturing feasibility. Customized products should be confirmed against approved drawings or technical specifications before production.

Heavy Duty Steel Wire Reinforced Dredging Rubber Hose with Long Service Life and Abrasion Resistance Heavy Duty Steel Wire Reinforced Dredging Rubber Hose with Long Service Life and Abrasion Resistance Heavy Duty Steel Wire Reinforced Dredging Rubber Hose with Long Service Life and Abrasion Resistance
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Heavy Duty Steel Wire Reinforced Dredging Rubber Hose with Long Service Life and Abrasion Resistance

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Length of each unit :
< 50m
Size :
1/2inch ~ 20 inch
Warranty :
36 Months
Payment Terms :
L/C,D/A,D/P,T/T,Western Union,MoneyGram
Application :
Water Discharge, Irrigation, Construction, Mining
Model Number :
HM-DHP10
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video
Heavy Duty Steel Wire Reinforced Dredging Rubber Hose with Long Service Life and Abrasion Resistance
Heavy Duty Steel Wire Reinforced Dredging Rubber Hose with Long Service Life and Abrasion Resistance
Heavy Duty Steel Wire Reinforced Dredging Rubber Hose with Long Service Life and Abrasion Resistance
Heavy Duty Steel Wire Reinforced Dredging Rubber Hose with Long Service Life and Abrasion Resistance

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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