DGD Dredge Pump China Factory Suppliers Heavy Duty Slurry Pump for Sand and Gravel

DGD Dredge Pump China Factory Suppliers Heavy Duty Slurry Pump for Sand and Gravel
Leading China factory and suppliers of DGD Dredge Pumps. Performance range Size 4-16 inches, Capacity 36-5040m3/h, Head 5-80m. Materials available in Cr27 and Cr28 with packing, expeller, or mechanical seals for heavy duty slurry handling.
  • Description

The DGD Dredge Pump is a high-performance industrial solution specifically engineered for handling heavy abrasive slurries, sand, and gravel. Designed as a premium replacement for G/GH series pumps, this robust machinery excels in demanding environments where durability and efficiency are paramount. By integrating advanced hydraulic design with wear-resistant materials, the DGD pump ensures seamless transport of high-concentration solids while maintaining optimal flow rates.

Whether utilized in dredging barges, sand reclamation, or industrial sludge water management, the DGD series is built for continuous operation. Our commitment to an OEM/ODM customer-oriented approach ensures that each unit meets the rigorous economic and social needs of modern manufacturing, providing a reliable, low-maintenance alternative for heavy-duty mining and civil engineering projects worldwide.

Detailed Parameters

Product ModelDGD Series (Replace G/GH)Pump TypeHeavy Duty Slurry Pump
ApplicationSand & Gravel / DredgingBearing TypeTaper Roller Bearing
LubricationHeavy-duty GreaseCasing DesignSegmented/Three-Component
Seal TypeV-seals & Double Piston RingsShaft FeatureRigid Large Diameter
End Cover"-10" Dash 10 AssemblyMaterial GradeAbrasive Resistant Alloy

Key Advantages

Wear Resistance

The robust casing is designed to reduce internal velocities, significantly extending casing wear life and minimizing efficiency loss.

Low Maintenance

Segmented clamp rings facilitate easy casing rotation, reducing the need for costly high-wearing bends and shortening downtime.

Large Particle Handling

Specially shaped impeller vanes allow the pump to handle extraordinarily large particles without clogging or damage.

Stability & Balance

A rigid large diameter shaft minimizes deflection and vibration, ensuring trouble-free operation under all load conditions.

Advanced Sealing

Impeller expulsion vanes reduce gland pressure, preventing high concentrations of solids from intruding into the sealing faces.

Precision Engineering

The unique "-10" end cover assembly with external flingers ensures maximum protection against abrasive slurry leakage.

Product Gallery

Management Platforms

OEM/ODM Customization

Tailored pump specifications to meet unique industrial requirements and specific slurry densities.

Quality Control

Rigorous testing of impeller dynamics and casing integrity to ensure long-term operational stability.

Technical Support

A professional performance group providing expert guidance on installation and maintenance.

Inventory Logistics

Efficient supply chain management ensuring timely delivery of replacement parts and full units.

Component Modularity

Three-component casing design reduces the cost and time associated with traditional one-piece repairs.

Performance Monitoring

Focused analysis of suction side recirculation to maintain maximum hydraulic efficiency.

Investment Return Comparison

FeatureStandard PumpDGD Slurry Pump
Maintenance CycleFrequent/High CostExtended/Low Cost
Casing LifespanStandard WearHigh Wear Resistance
Particle HandlingLimited SizeExtraordinarily Large
Operational StabilityModerate VibrationUltra-Low Deflection
Energy EfficiencyStandard LossMinimized Velocity Loss

Frequently Asked Questions

Q: Can the DGD pump truly replace the G/GH series?

Yes, the DGD pump is specifically engineered as a high-performance replacement for G/GH models, offering improved wear resistance and easier maintenance.

Q: What makes the "dash 10" end cover assembly special?

The "-10" assembly includes V-seals, double piston rings, and an external flinger with grease-lubricated labyrinths to prevent slurry from entering the bearing housing.

Q: Which industries are best suited for this vacuum and slurry equipment?

It is ideal for cyclone feed, slag granulation, suction hopper dredging, sand reclamation, and sugar beet processing.

Q: How does the pump handle high concentrations of solids?

Through specialized impeller expulsion vanes and a robust casing design that reduces internal velocity, the pump minimizes friction and prevents blockage.

Q: Is the casing a single piece or modular?

The casing is primarily made of three components (except for the 150/100D-DGD which has two), drastically reducing maintenance time compared to one-piece designs.

Q: What is the advantage of the taper roller bearing assembly?

Heavy-duty grease-lubricated taper roller bearings enable the assembly to carry all radial and axial thrusts, ensuring stable operation under heavy loads.

Ready to Optimize Your Slurry Handling System?

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