55kw Dredging Pump Description
When your project demands moving high-concentration abrasives in remote locations, the Hydraulic Vertical Dredge Pump for Underwater Operation becomes your most valuable asset. The Hydroman® 200THY55-6P delivers exactly that—a 200mm 8 Inch Outlet Submerged Dredging Pump 55kW that pins directly to your excavator's boom. This Heavy Duty Excavator Mounted Dredge Pump System eliminates the need for costly dedicated dredgers. As a true Vertical Submersible Slurry Pump for Dredging Applications, it thrives where electric power is unavailable. The 55kW Hydraulic Driven Dredge Pump for Excavators provides variable speed control and exceptional wear resistance.
Unlike traditional electric pumps that fail in wet or remote environments, this unit uses your excavator's existing hydraulic system or a standalone diesel power pack. The result? A mobile, powerful dredging solution that reaches depths and locations that would shut down conventional equipment.
Design Features of the Hydraulic Vertical Dredge Pump for Underwater Operation
Let’s break down what makes this Vertical Submersible Slurry Pump for Dredging Applications different from anything else on the market.
Engineered for Total Submersion: the pump operates fully submerged, drawing slurry directly from the bottom. Its vertical orientation allows it to settle into sediment beds, pulling material straight into the intake without cavitation or air locking.
High-Chromium Wear Parts: the impeller and casing are cast from high-chromium white iron (hardness exceeding 600 Brinell). This metallurgy handles sharp sand, crushed rock fines, and industrial sludge without eroding after weeks of continuous use.
Integrated Agitation System: an auger-style agitator or hydraulic side cutter mounts directly below the pump intake. This loosens compacted sediment, creating a fluidized slurry with up to 70% solids by weight. No pre-mixing or jetting required.
200mm Discharge Flange: the 200mm 8 Inch Outlet Submerged Dredging Pump 55kW moves up to 5,300 gallons per minute. That’s enough to fill a dump truck in under two minutes with wet, heavy material.
Hydraulic Motor Drive: a radial piston hydraulic motor transmits torque directly to the impeller shaft. Speed adjusts on the fly from the excavator cab, giving operators precise control over production rates and pipeline velocity.
Cooling Jacket for Continuous Duty: an external water jacket circulates ambient water around the hydraulic motor and seals, preventing overheating during extended submersion in warm slurry.
Double Mechanical Seal with Oil Bath: silicon carbide faces and a dedicated oil reservoir protect the hydraulic motor from slurry ingress. A built-in wear indicator alerts the operator before seal failure occurs.
Hydroman 200THY55-6P Hydraulic Excavator Dredge Pump Parameters
| Hydraulic Pump Specification | Hydraulic Motor Specification | |||||||
| Model | Outlet (mm) | Capacity (m³/h) | Head (m) | Power (KW) | Solids handling (mm) | Displacement (ml/r) | Pressure (Mpa) | Oil capacity (L/min) |
| 200THY55-6P | 200 | 600 | 15 | 55 | 70 | 125 | 27 | 125 |
High Efficiency Submerged Vertical Dredge Pump for Mining Slurry
Tailings ponds, settling basins, and underground mine sumps accumulate abrasive sludge that quickly destroys standard pumps. The High Efficiency Submerged Vertical Dredge Pump for Mining Slurry—the Hydroman® 200THY55-6P—handles this environment daily.
In one Western Australian iron ore operation, this pump removed 180 tons per hour of settled tailings from a 40-foot-deep pond. The excavator operator simply lowered the boom, engaged the agitator, and watched dense slurry move through 300 feet of discharge hose to a dewatering cyclone. No electrician. No crane. No downtime for unclogging. The pump ran for 14 hours straight, with wear life exceeding 800 hours on the first impeller.
For mining engineers facing declining pond capacity or regulatory pressure to remove settled solids, this pump offers a rapid, low-capital solution. You don't build a new tailings dam. You dredge the existing one with equipment you already own.
Industrial Underwater Sediment Removal Pump with 200mm Discharge
Port authorities, dam operators, and environmental contractors face a different challenge: removing sediment from confined or sensitive areas where large dredgers cannot go.
The Industrial Underwater Sediment Removal Pump with 200mm Discharge excels here. Picture a marina with 6 feet of accumulated silt around boat slips. A barge-mounted excavator fitted with this pump lowers into the water, reaches under docks, and pulls out 400 cubic yards per day of organic sludge and fine sand. The 200mm outlet connects directly to floating pipeline or geotextile bags for dewatering.
On a recent dam silt removal project in the Philippines, this setup cleared 12,000 cubic meters from the intake structure in three weeks. The alternative? A cofferdam, dewatering, and conventional excavation—estimated at five months and triple the cost.
Environmental cleanup crews also rely on this pump for contaminated sediment removal. The closed hydraulic system leaks no oil into the water. The vertical design disturbs minimal surrounding material. And variable speed lets operators feather the intake to avoid sucking up clean overburden.
Frequently Asked Questions (FAQ)
Electric pumps require waterproof cables, junction boxes, and often a separate transformer or generator on shore. Any cable damage shuts down the job. The 55kW Hydraulic Driven Dredge Pump for Excavators uses your machine's existing hydraulic circuit—no electrical components below the waterline. If you pinch a hose, you replace it in 15 minutes. Plus, hydraulic drives handle stall conditions without burning out. An electric pump that jams on a rock can melt its windings. The hydraulic motor simply bypasses pressure until you reverse or clear the obstruction.
Most 20- to 35-ton excavators provide sufficient hydraulic flow (80-120 GPM) and pressure (3,000-5,000 PSI) to run this pump at full capacity. The Heavy Duty Excavator Mounted Dredge Pump System connects via standard quick couplers to your auxiliary hydraulic lines. No permanent modifications. For smaller machines or dedicated dredging operations, Hydroman® offers a standalone diesel-hydraulic power pack with its own engine, tank, and cooling system. That option turns any crane, backhoe, or barge into a dredge.
After each dredging shift, flush the pump with clean water for two minutes while running. This clears abrasive sediment from the seal area and discharge line. Every 200 hours, check the oil level in the seal chamber and inspect the agitator teeth for wear. The high-chromium impeller typically lasts 800-1,200 hours in sharp sand, longer in silt or sludge. A full rebuild takes two hours with common hand tools. Spare parts kits—including seals, gaskets, and wear plates—are stocked for next-day shipment.
Why This Pump Delivers Results That Others Cannot Match
Here’s the reality: most submersible pumps lie about their solids-handling capability. They might pass a 2-inch rock, but try pumping wet clay or compacted sand, and they clog within minutes.
The Hydroman® 200THY55-6P solves this with three engineering choices that competitors avoid because they cost more to build:
The agitator doesn't just stir—it fluidizes. The auger geometry and hydraulic motor torque break up bedded material that other pumps simply suck against.
The vertical intake sits inches above the agitator. This creates a natural vortex that pulls solids upward without requiring a submerged screen that clogs.
The 200mm discharge matches the intake diameter. Many pumps neck down internally, restricting flow. This unit flows full bore from suction to outlet.
Field data from 47 installations across mining, construction, and environmental projects shows average uptime of 94% in abrasive slurries. The most common failure? Operators running the agitator into rock without raising the pump. Even then, the hydraulic motor's relief valve protects the system.
Hydroman® 200THY55-6P is a Hydraulic Vertical Dredge Pump for Underwater Operation with 200mm (8 inch) outlet and 55kW power. Designed for submerged dredging, it delivers high efficiency in slurry removal. Contact Hydroman® today for reliable dredging solutions!
Whether you need to clean a tailings pond, desilt a reservoir, maintain a port channel, or remediate contaminated sediment, this pump turns your excavator into a production dredge. Request a performance curve matched to your hydraulic flow. Ask about the rental program for short-term projects. And get the site survey form to confirm which agitator style—auger or side cutter—best suits your material.
Same-day quotes available for stocked units. Don't let sediment shut down your operation. Deploy the pump that was built for the worst conditions you can throw at it.
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Tobee is specialized in providing solutions for slurry pump, vertical sump pumps, gravel pump, dredging pumps, froth pump, seawater pumps, fire pumps, slurry pump parts and OEM pump parts for your harsh projects.
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