PROD
HDS Belgium — Product Range — 35 Years
Complete
Dredging
Equipment
Submersible dredging pumps, hydraulic excavator cutterheads, power packs, and complete integrated systems — engineered for sand, gravel, mud, clay, and abrasive slurry in the most demanding environments worldwide.
5Pump Models
3Cutterhead Sizes
62–120KW Output Range
27%Chrome Wear Parts
Category 01
Submersible
Dredging Pumps
Dredging Pumps
Five models covering 62 KW to 120 KW, 6-inch to 10-inch discharge. All share the same mounting system, 27% chrome wear parts, and AISI T-431 seawater shaft.
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HDS 110 — 62 KW · 6" or 8" discharge
HDS 110
Entry Level
62
KW
/ 83 HP
6" or 8"
Discharge
405 m³/h
Max Flow
21 m
Max Head
760 KG
Weight
124.8cc
Motor
70mm
Impeller Pass
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HDS 125 — 78 KW · 28m head
HDS 125
Balanced
78
KW
/ 106 HP
6" or 8"
Discharge
450 m³/h
Max Flow
28 m
Max Head
760 KG
Weight
124.8cc
Motor
70mm
Impeller Pass
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HDS 125L — 550 m³/h · 8" only
HDS 125L
High Flow
78
KW
/ 106 HP
8" only
Discharge
550 m³/h
Max Flow
22 m
Max Head
830 KG
Weight
124.8cc
Motor
80mm
Impeller Pass
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HDS 160M — 120 KW · 37m head
HDS 160M
High Head
120
KW
/ 160 HP
8"
Discharge
450 m³/h
Max Flow
37 m
Max Head ★
770 KG
Weight
163.9cc
Motor
70mm
Impeller Pass
All 5 Pump Models
Common
Specifications
Specifications
Wear Parts Material
EN-GX260Cr27 white cast iron, 27% chromium, 62 HRC hardness — outperforms NI-Hard and EN-GJN-HV600
Shaft Material
Tempered stainless AISI T-431 / DIN 1-4057 — seawater grade, superior to 39NiCrMo3
Shaft Sleeve & Seals
Diamix shaft sleeve with Nitrile and Teflon seals for abrasive and corrosive environments
Operating Pressure
160 ~ 300 BAR (2,320 ~ 4,350 psi) — suitable for long hose runs and deep submergence
Max Grain Size
Coarse sand 4mm — performance curves based on actual coarse-sand duty, not clean water
Max Discharge Distance
500m through PE-pipes (150mm, 200mm, 250mm diameters)
Mounting System
Threaded fixations on both sides of motor housing to mount a frame for an hydraulic excavator, ladder arm, lifting frame, rotating shaft and threaded pads on vortex housing to mount hds excavator / cutterhead
Paint System
2C / 2K two-component industrial paint — hardener primer + finishing coat
Category 02
Excavator
Cutterheads
Cutterheads
Heavy-duty hydraulic cutterheads for compact soil, clay, and mud fluidisation. All mount on any HDS pump and most third-party submersible dredging pumps. Rated SPT N-Value 55 (5000 Gr/cm²).
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EXHYC 4200 — 800mm · 4200 Nm
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EXHYC 4500 — 1000mm · 18 teeth
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EXHYC 4500-1200 — 1200mm · largest
Category 03
Hydraulic
Power Packs
Power Packs
Electric and diesel-driven hydraulic power packs with axial piston pump and full-capacity oil collector. SAE bellhousing gearbox fits all diesel engines.
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Electric Hydraulic Power Pack
Electric Driven
Electric Hydraulic Power Packs
Electro-hydraulic power pack with axial piston pump and full-capacity oil collector. Four standard configurations available depending on connected equipment.
Drive 2× EXHYC 4200 excavator-cutterheads simultaneously
Drive 1× EXHYC 4200 excavator-cutterhead
Drive 1× HDS 160M dredging pump (with option to add a second power pack)
Drive 1× HDS 110 dredging pump + 2× EXHYC 4200 cutterheads combined
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Diesel Hydraulic Power Pack
Diesel Driven
Diesel Hydraulic Power Pack
Diesel-driven hydraulic power pack with axial piston pump and soundproof enclosure. Gearbox bellhousing hydraulics with SAE interface fits all diesel engines. Used in field-proven installations including Botocan Dam Philippines pontoon with 200 HP diesel engine.
SAE bellhousing gearbox — fits all diesel engine brands
Soundproof enclosure for noise-sensitive jobsites
Proven: HDS 160M + EXHYC 4200 on Botocan Dam pontoon, Philippines (200 HP)
Category 04
Integrated System
Configurations
Configurations
HDS pumps and cutterheads are designed to be combined freely. These are the most commonly deployed system configurations worldwide.
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HDS 110 + EXHYC 4200 · standard excavator unit
HDS 110 + 1× EXHYC 4200
Standard Excavator Unit
Most common single-pump configuration. 62 KW pump with 800mm cutterhead for canal cleaning, port maintenance, and general dredging on 20-ton class excavators.
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HDS 125 + EXHYC 4200 · mid-range unit
HDS 125 + 1× EXHYC 4200
Mid-Range Excavator Unit
78 KW balanced pump with 800mm cutterhead. 28m head capability makes this ideal for longer pipeline runs. Fits 20–25 ton excavators.
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HDS 160 + EXHYC 4200 · Hitachi 350LC
HDS 160 + 1× EXHYC 4200
High-Volume Excavator Unit
103 KW / 10-inch pump with 800mm cutterhead for maximum flow rate applications. Up to 780 m³/h. Compatible with 30-ton class excavators. Used on Hitachi Zaxis 350LC.
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Dual cutterhead · left + right rotation
HDS Pump + 2× EXHYC 4200
Dual Cutterhead Configuration
Two EXHYC 4200 cutterheads (left + right rotation) mounted either side of the pump suction for wider cutting swath and improved feeding in dense material.
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2× HDS + EXHYC 4200 · CAT 330D / CAT 333
2× HDS Pump + EXHYC 4200
Double Pump Setup — CAT 330D / CAT 333
Two HDS pumps and one EXHYC 4200 cutterhead on a single CAT 330D or pontoon-mounted CAT 333. Doubles pumping capacity from one machine.
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HDS 125L + 3× EXHYC 4200 · NEMO 33 · 40m
HDS 125L + 3× EXHYC 4200
Deep Construction — 40m
Three EXHYC 4200 cutterheads and water jetting for emptying tubular piles and deep-water excavation. Used at NEMO 33, Uccle, Belgium — 40 meter operating depth.
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HDS 110 + 2× EXHYC 4200 · catamaran pontoon
HDS 110 + 2× EXHYC 4200 Pontoon
Catamaran Pontoon System
HDS 110 pump with two EXHYC 4200 cutterheads suspended on a chain hoist or mounted on a ladder arm of a catamaran-type pontoon for high-depth and wide-area dredging.
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HDS 160M + diesel pack · Botocan Philippines
HDS 160M + EXHYC 4200 + Diesel Pack
Complete Pontoon — Botocan Philippines
HDS 160M + EXHYC 4200 + diesel hydraulic power pack on an all-steel pontoon. 200 HP diesel engine. Locally built in Philippines for Botocan Dam hydro power plant desilting.
□ HDS Product Brochure 2026
Complete product range — dredging pumps, cutterheads, power packs, pontoon systems. 8.3 MB PDF.
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HDS Belgium Dredging Pumps — Product Overview
HDS Belgium manufactures a full range of submersible hydraulic dredging pumps for industrial and commercial dredging operations. Our pumps are designed for high solids content and severe abrasion, making them suitable for the most challenging dredging environments.
Our product range includes:
- Submersible hydraulic dredging pumps (multiple flow rates and discharge sizes)
- Excavator-mounted cutterhead dredging systems
- Complete turnkey dredging installations
- Spare parts and wear components
All HDS Belgium dredging pumps are manufactured to the highest quality standards and are available in custom configurations to match your specific project requirements. Contact us for technical specifications, flow rate calculations, and pricing.
HDS Belgium manufactures a full range of submersible hydraulic dredging pumps for industrial and commercial dredging operations. Our pumps are designed for high solids content and severe abrasion, making them suitable for the most challenging dredging environments.
Our product range includes:
- Submersible hydraulic dredging pumps (multiple flow rates and discharge sizes)
- Excavator-mounted cutterhead dredging systems
- Complete turnkey dredging installations
- Spare parts and wear components
All HDS Belgium dredging pumps are manufactured to the highest quality standards and are available in custom configurations to match your specific project requirements. Contact us for technical specifications, flow rate calculations, and pricing.
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