High-Performance Solution for Gravel and Coarse Material Handling
Efficient gravel extraction and transport require powerful dredging systems capable of handling large, heavy, and abrasive materials. The DRH400 Self-Propelled Dredge with Steel Cables from is a robust gravel pumping dredger engineered for demanding marine, mining, and construction applications.
Powered by the advanced DRAGFLOW HY400 hydraulic dredging pump, the DRH400 delivers continuous high-capacity performance for gravel, sand, and mixed aggregate dredging operations.
DRH400 Self-Propelled Dredge With Steel Cables
The DRH400 integrates steel cable stability, modular pontoon construction, and high-efficiency hydraulic pumping to manage gravel and coarse sediment with ease.
Key Applications
Gravel dredging and pumping
Riverbed and channel deepening
Sand and aggregate mining
Quarry material extraction
Harbor and port maintenance dredging
Dam and reservoir sediment removal
Construction material supply dredging
Industrial slurry and coarse material transport
Land reclamation projects
Environmental dredging operations
Its self-propelled configuration ensures precise movement and stable operation even in heavy gravel environments.
DRAGFLOW HY400 Gravel Pump Performance
At the core of the system is the DRAGFLOW HY400 hydraulic dredging pump, designed for high-volume gravel and abrasive material transport.
Pump Performance Features
Handles slurry up to 1.7 specific gravity
Efficient pumping of gravel, sand, and heavy sediments
Solids handling capability from 20 mm up to 120 mm
Flow rates up to 4000 m³/hr
Pumping distance up to 1500 meters
Booster pump compatibility for extended operations
Dredging depth capability up to 300 meters
The high-efficiency agitator ensures consistent material suspension, enabling smooth gravel transport without blockage.
Built for Heavy Gravel and Abrasive Conditions
The DRH400 gravel pumping dredger is engineered for durability and long-term performance in highly abrasive environments.
Key Durability Features
High Chrome Alloy wear parts for maximum abrasion resistance
Low-speed operation reduces mechanical wear
Precision-machined components for reliable operation
Advanced lip seal system with front deflector protection
Teflon sealing layers for enhanced durability
Grease injection points for extended service life
Optional temperature and moisture monitoring systems
All pump castings are manufactured in Italy using premium metallurgy for superior strength and durability.
Modular Design for Flexible Deployment
The modular pontoon structure of the DRH400 allows quick transport, easy assembly, and flexible deployment in gravel-rich environments across marine, mining, and construction sectors.
Through its global supply network, delivers advanced dredging solutions across the Middle East, Africa, and international industrial markets.
ACE also provides telescopic and ladder dredge pump systems suitable for:
Gravel and aggregate mining operations
Construction material dredging
Industrial slurry handling systems
River and harbor maintenance projects
Large-scale infrastructure development
Why Choose the DRH400 Gravel Pumping Dredger?
The DRH400 stands out as a reliable gravel pumping dredger because it offers:
High-capacity gravel handling performance
Excellent abrasion resistance
Continuous heavy-duty operation
Deep dredging capability
Stable steel cable system
Reduced maintenance requirements
Efficient hydraulic pumping technology
Its engineering ensures reliable performance in even the toughest gravel dredging environments.
Gravel Pumping Dredger DRH400 Self-Propelled Dredge With Steel Cables
