Products Dredging Equipment Booster Pump Diesel Powered Direct Drive 325HP – 6-Inch

Booster Pump Diesel Powered Direct Drive 325HP – 6-Inch​ – HDX-6000

The 6 Inch Diesel-powered direct-drive Booster Pump delivers high-pressure support for long-distance dredging and slurry transport, powered by a 325 HP diesel engine and the HDX-6000 pump. With flow rates up to 2500 GPM, head capabilities up to 200 ft, and the ability to move slurries with 40 to 70 percent solids, it is built for demanding mining, sand and aggregate, oil and gas, and dewatering applications. High-chrome and stainless-steel alloy components, a non-clog rotor, and a dual mechanical seal system ensure durability and consistent performance in abrasive, high-solids environments.

Image of 6-inch Diesel-powered direct-drive Booster Pump

Pump Highlights

  • Provides consistent, high-pressure support to extend the dredge pipeline distance in heavy slurry applications.
  • Handles up to 2500 GPM and high solids content, maintaining stable flow in abrasive environments.
  • Built with high chrome and stainless alloy components for longer wear life and reduced maintenance.
  • Non-clog rotor design improves uptime when pumping thick slurries, grit, tailings, and sand mixtures.
  • A dual mechanical seal system with a self-contained flushing circuit protects the pump in harsh operating conditions.
  • Diesel-driven direct-drive setup offers reliable power at remote or off-grid dredging locations.
  • Designed to integrate easily into existing dredge systems for production boosting and flow stabilization.
Diesel engine powering DSH 6000 Hydraulic Dredge Sled for high-solids sediment

Gallery

Booster Pump Diesel Powered Direct Drive 325HP – 6-Inch​ – HDX-6000

Technical Specifications

Heavy-duty diesel-powered pump unit on floating platform

Pump Performance

  • Flow Range: 450 – 2500 GPM
  • Head Range: Up to 200 ft
  • Pump Speed: 1800 RPM
  • Solids Handling: Up to 5 inches
  • Percent Solids: 40–70%
  • Production Rate: 150-200 yd³/hr
  • Suction Size: 8 inch
  • Discharge Size: 6 inch
Heavy-duty diesel-powered pump unit on floating platform
Diesel-powered industrial booster pump unit for high-volume abrasive slurry

Pump Construction

  • Rotor: High Chrome 28%, Ductile Iron, Stainless, Duplex Stainless (custom metals available)
  • Volute Casing: 28% High Chrome, Ductile Iron, Stainless, Duplex Stainless
  • Shaft: Chromoly or Stainless Steel
  • Mechanical Seal: Dual Tungsten or Silicon Carbide with flushing system
  • Bearing Housing: Ductile Iron or Stainless Steel
EDDY Pump 10-inch diesel-powered booster pump moving slurry

Power Specs

  • Engine: 325 HP diesel-powered
  • Mounting: Skid- or trailer-mounted, depending on project requirements
EDDY Pump 10-inch diesel-powered booster pump moving slurry
6-inch HDX-6000 EDDY Pump powered by a 325 HP diesel engine

Standard Configuration

  • 6-Inch HDX-6000 EDDY Pump with 325 HP diesel engine
  • Heavy-duty skid or trailer frame for mobility and stability
  • Integrated lifting bales for safe handling
  • Mechanical seal with flushing system
  • Over-the-road light and tie-down package (if trailer-mounted)
  • Monitoring accessories: optional flow gauge, work lights, and performance meters
Pump performance curve for EDDY Pump 6-Inch HD 6000

EDDY Pump – 6 Inch HD-6000 Heavy Duty Slurry Pump – Pump Curve

PUMP CURVE

For the HDX-6000 booster pump, the pump curve shows how added head increases slurry velocity over long discharge distances. It helps operators determine optimal placement within a pipeline to prevent settling, maintain flow continuity, and stabilize production when transporting high-solids material over extended dredge lines.

Pump performance curve for EDDY Pump 6-Inch HD 6000

Booster Pump

Comparison Table

Specification

HDX 4000 – 4-Inch

HDX 6000 – 6-Inch

HDX 8000 – 8-Inch

HDX 10000 – 10-Inch

HDX 12000 – 12-Inch

Engine Power150 HP Diesel325 HP Diesel550 HP Diesel550 HP Diesel700 HP Diesel
Min Flow250 GPM450 GPM1400 GPM1600 GPM2600 GPM
Max Flow1200 GPM2500 GPM3600 GPM5000 GPM7300 GPM
Head RangeUp to 160 ftUp to 200 ftUp to 230 ftUp to 240 ftUp to 180 ft
Discharge Size4 in6 in8 in10 in12 in
Suction Size6 in8 in10 in12 in14 in
Solids HandlingUp to 3 inUp to 5 inUp to 7 inUp to 9 inUp to 11 in
Pump Speed1800 RPM1800 RPM1200 RPM1200 RPM900 RPM
Percent Solids40–70%40–70%40–70%40–70%40–70%
Production Rate75–150 yd³/hr150–200 yd³/hr250–300 yd³/hr300–350 yd³/hr500–600 yd³/hr
ApplicationsMining, Chemical, Sand & Agg, Oil & Gas, Paper & Pulp, Fly AshMining, Chemical, Sand & Agg, Oil & Gas, Paper & Pulp, Fly AshMining, Chemical, Sand & Agg, Oil & Gas, Paper & Pulp, Fly AshMining, Chemical, Sand & Agg, Oil & Gas, Paper & Pulp, Fly AshMining, Chemical, Sand & Agg, Oil & Gas, Paper & Pulp, Fly Ash
Fluids PumpedSludge, Slurry, Drilling Mud, Mine Tailings, Grit, Sand MixturesSludge, Slurry, Drilling Mud, Mine Tailings, Grit, Sand MixturesSludge, Slurry, Drilling Mud, Mine Tailings, Grit, Sand MixturesSludge, Slurry, Drilling Mud, Mine Tailings, Grit, Sand MixturesSludge, Slurry, Drilling Mud, Mine Tailings, Grit, Sand Mixtures

Application Sectors

Dredging & Marine Construction

Dredging and Marine Construction

Supports large-scale dredging operations by boosting flow over long pipeline distances for river restoration, harbor deepening, beach nourishment, and offshore reclamation. Its high solids capability and non-clog rotor design make it effective for moving sand, silt, slurry, and debris through extended discharge lines, where stable pressure is essential for consistent production.

Municipal and Environmental Projects

Municipal Wastewater and Infrastructure

Handles sludge, grit, and high solids waste streams generated in municipal treatment plants, stormwater systems, and dewatering operations. The durable materials and dual mechanical seal system help maintain reliability in abrasive, corrosive, or variable flow conditions commonly encountered in city infrastructure projects.

Oil & Gas

Mining

Used for long-distance transport of tailings, ore slurry, and dense mineral mixtures. Its abrasion-resistant construction supports continuous operations in open pit mines, processing facilities, and tailings ponds where high solids and harsh materials demand rugged pumping solutions.

Sand and Gravel Producers

Sand and Aggregate

Ideal for moving sand, gravel, and dredged aggregates for construction and material processing. It delivers stable pressure and high flow rates, helping operators increase throughput during river mining, pit mining, and shoreline projects.

Construction and Infrastructure

Oil and Gas

Supports drilling mud transfer, cuttings movement, and heavy slurry pumping on remote or off-grid sites. The diesel power configuration ensures dependable operation, while the wear-resistant wet end components withstand abrasive and chemically active fluids.

Chemical & Industrial

Chemical Processing

Manages corrosive, abrasive, and high solids process fluids in chemical plants. With high-grade alloy options and a reliable mechanical seal, it performs dependably in aggressive, variable process environments.

Pulp and Paper

Paper and Pulp

Moves pulp mixtures, sludge, and fibrous waste that often clog conventional pumps. The non-clog rotor maintains flow, helping mills handle thick byproducts while minimizing maintenance interruptions.

Power Generation and Ash Management

Power and Ash Handling

Efficiently transports fly ash, bottom ash, and slurry waste across long pipelines. Its high solids capacity supports consistent ash removal and plant operation, especially in facilities with demanding waste handling requirements.

Boosting Flow Across a 2 Mile Pipeline for a River Dredging Project

Case Study

Dredging operation removing sediment

Problem

A river dredging contractor working on a channel restoration project struggled to maintain consistent production as the discharge pipeline extended nearly 2 miles. The primary dredge pump was losing velocity as material traveled through the long line, causing sand and silt to settle inside the pipe. This led to frequent blockages, costly shutdowns, and inefficient fuel use as the crew repeatedly flushed and restarted the system. Production targets were routinely missed, and project delays were becoming unavoidable.

7
Diesel-powered EDDY Pump industrial booster unit

Solution

To restore flow, the contractor installed the 6 Inch diesel-powered direct-drive booster pump at the midpoint of the discharge line. The diesel-driven HDX-6000 pump immediately increased pressure, stabilized velocity, and handled the high-solids slurry without clogging. The pump’s abrasion-resistant components and non-clogging rotor design enabled it to maintain steady operation during spikes in sand concentration, preventing settlement in the pipeline.

Diesel-powered EDDY Pump industrial booster unit
7
Hydraulic dredging operation discharging thick slurry of sediment

Result

The addition of the booster pump increased overall production by more than 30 percent, eliminated midline blockages, and cut daily downtime to near zero. With stable flow through the full 2-mile pipeline, the contractor completed the project ahead of schedule and reduced operational costs associated with fuel, labor, and unplanned maintenance. The booster pump became a permanent part of their long-distance dredging setup for future jobs.

Call for sales or support

If you need assistance with pump selection, sales or engineering support, call 619-404-1916.

Talk To About Any Question?

Frequently Asked Questions

How does this booster pump help when my dredge production drops due to long pipeline distance?

Production loss is common when discharge pipelines stretch beyond the primary pump’s effective pressure range. This booster pump adds the required pressure reinforcement to maintain flow and velocity across extended lines. Its 325 HP diesel engine and HDX-6000 pump allow the system to recover flow rates, prevent pipeline settling, and stabilize overall production, even when operating with sand, silt, slurry, or high solids mixtures.

What if my operation involves extremely abrasive material that wears out pumps quickly?

The pump is built with high-chrome, stainless steel, and heavy-duty alloys that provide strong abrasion resistance. The non-clog rotor and dual mechanical seal system reduce wear from grit, tailings, and high-density solids. This significantly extends service life compared to conventional centrifugal booster pumps, reducing downtime and replacement costs in environments where equipment typically fails more quickly.

Can this pump handle sudden changes in material density without losing flow?

In dredging, mining, or wastewater operations, material density often fluctuates. The booster pump’s ability to move slurries with 40 to 70 percent solids helps maintain consistent velocity even during heavy concentration spikes. This reduces the risk of pipe blockages, settling, and cavitation, ensuring stable operation in unpredictable material conditions.

How does the pump perform on remote sites without access to electrical power?

Many dredging and mining projects operate in areas where electrical infrastructure is unavailable. The fully diesel-driven configuration eliminates the need for external power, allowing the pump to run independently. This enables deployment in river channels, remote mining pits, offshore areas, and temporary construction sites with full operational reliability.

What if my existing dredge system experiences frequent blockages from large or irregular solids?

This pump is engineered to pass large solids and high viscosity mixtures without clogging. Its rotor design, wide internal passages, and ability to handle up to 5-inch solids keep it working through debris that would stop traditional pumps. This reduces emergency shutdowns, restores predictable flow, and minimizes maintenance interruptions.

How does the pump prevent mechanical seal failure in abrasive slurry conditions?

Seal failures are one of the most common causes of pump downtime. The booster pump uses a dual tungsten or silicon carbide mechanical seal system supported by a self-contained flushing circuit. This isolates the seal faces from abrasive particles, maintains cooling and lubrication, and protects against pressure fluctuations, significantly extending seal life in harsh slurry environments.

Can this pump integrate into my existing dredge or pipeline setup without major modifications?

The booster pump is designed for straightforward integration into standard dredging pipelines and material handling systems. Its discharge and suction sizes align with common dredge layouts, and the diesel direct drive configuration simplifies placement. This allows operators to add the pump to the line with minimal reconfiguration, improving production quickly without costly redesigns.

What happens when my operation requires continuous pumping for long durations?

Long duty cycles typically cause overheating, accelerated wear, or declining efficiency in conventional pumps. This booster pump is built for continuous operation, supported by high-grade bearings, a robust shaft, and heavy-duty construction meant for nonstop slurry movement. It maintains performance in long-hour operations such as beach nourishment, ash transport, or tailings movement.

How does this pump help reduce operating costs in the transport of high-solids material?

By maintaining flow velocity and preventing line blockages, the pump reduces downtime, energy loss, and the need for emergency maintenance. Its abrasion-resistant materials and non-clogging design reduce the need for replacement parts and service intervals. Over time, this results in lower total cost of ownership, especially in mining, dredging, and wastewater applications where material is harsh and volume is high.

What if my slurry includes both fine particles and large debris that clog other equipment?

Mixed particle size is challenging because fine particles cause abrasion while larger debris causes clogging. The pump’s internal geometry, rotor design, and high torque diesel power allow it to move mixed solids efficiently. This helps operators maintain uninterrupted flow even when working in environments with rocks, shells, grit, fiber, or variable slurry composition.

Get in touch for precision-built dredge and slurry pumps

At EDDY Pump Corporation, we promise innovative, reliable, and efficient pump solutions with exceptional service, ensuring optimal performance and minimal downtime in the most challenging environments.