Your Professional Dredging Pump Supplier
CZME is a world-class manufacturer of high-performance pumping solutions, serving industries such as mining, construction, environmental protection, and water treatment. We specialize in the production of Slurry pumps, Dredge pumps, Desulfurization pump, Marine dredging pumps, and other industrial pumps designed for handling solid-laden, highly abrasive, and corrosive slurries.
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Sand Dredging PumpThe sand dredging pump is a wear-resistant centrifugal pump specifically designed for the transportation of loose sediments such as sand, silt, and slurry. It features high-chromium alloy (Cr26/Cr28) or wear-resistant alloy steel for...view more
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Tailings Sludge Dredging PumpOur tailings sludge dredging pump is specially developed for the high concentration, strong erosion and long-distance transportation conditions of mine tailings slurry. The flow components are made of ultra-thick high-chromium alloy or...view more
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Full-hydraulic DredgerHydraulic dredgers, especially hydraulic cutter suction dredgers, are the core equipment in modern waterway engineering. They operate through a hydraulic system to drive key components such as the cutter, mud pump, and positioning...view more
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A Large Suction DredgerThe suction dredger is a type of vessel that is widely used in beach dredging projects. It utilizes a rotating cutter device installed at the front end of the suction pipe to cut and stir the riverbed sediment. Then, the excavated...view more
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Hydraulic-driven DredgerHydraulic-driven dredgers (full-hydraulic dredgers) are waterborne dredging equipment that are powered by a hydraulic system, driving key components such as the cutter, mud pumps, and positioning piles. With their advantages of high...view more
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Sand-digging And Sediment-clearing Integrated VesselThe sand-digging and silt-clearing integrated vessel (also known as the dredging integrated vessel or the ecological silt-clearing integrated platform) is an efficient waterborne engineering equipment that integrates functions such as...view more
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Unobstructed Dredging PumpThe non-clogging sludge removal pump (also known as non-clogging sewage pump or submersible sludge removal pump) is a type of pump equipment specifically designed for efficiently conveying wastewater, sludge, and other substances...view more
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G-type Horizontal Diesel Engine PumpThe G-type horizontal diesel engine pump is a heavy-duty conveying equipment specially designed for harsh working conditions such as dredging and sand mining. Essentially, it is an integrated power unit combining a G-type large-grain...view more
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Cutter Suction Dredge PumpThe cutter suction dredging pump (also known as cutter suction pump or cutter suction hydraulic dredging pump) is a highly efficient dredging equipment that integrates underwater cutting, mixing and mud suction and transportation...view more
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Cut-and-suction Dredging PumpThe cutting suction dredging pump, often referred to as a cutter suction dredger or cutting suction dredge pump, is a specialized equipment that integrates underwater cutting, stirring and the function of pumping and transporting slurry.view more
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River Channel Dredging And Pumping EquipmentThe river channel dredging pump is a multi-functional and highly adaptable slurry transportation equipment specially developed for the sediment removal and treatment of restricted water bodies such as urban and rural rivers, ditches,...view more
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Large Flow Dredging PumpThe large-flow dredging pump is a super-large-scale centrifugal mud transportation equipment specially designed for extremely large-scale dredging, reclamation and resource extraction projects. Its core feature is to achieve an...view more
Why Choose Us
Advanced Equipment
CZME operates a state-of-the-art manufacturing facility equipped with 126 primary production machines and 34 specialized equipment units, cover the entire manufacturing process, including model design and production, pump casting, heat treatment, precision machining, assembly, and performance testing.
Production Market
We have successively achieved strategic cooperation with anglo American, HQCEC, Royal IHC And Other Companies. We customized high-performance Slurry Pumps for them. Provided stable, reliable, and advanced equipment solutions for numerous national and provincial-level large and medium-scale projects.
Certifications
ISO 9001, CE Marking (European compliance), RoHS Compliance (restriction of hazardous substances)-ensuring quality and environmental standards for global markets.
Full-Process Quality Control, Zero After-Sales Worry
100% Factory Inspection: Each Pump Passes 36-Hour No-Load/Load Test, Dynamic Balance Calibration And 3D Scanning Inspection, With a Defect Rate Of <0.3%.
Lifelong Technical Support: Provide Selection Survey, Installation Guidance And 24-Hour Fault Response, And Provide Solutions For After-Sales Problems Within 48 Hours.
Dredging Pump Specifications
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Name |
Dredging Pump |
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Speed |
1450rpm |
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Outlet Size |
500mm |
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Material |
Stainless steel, cast iron |
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Shaft Seal: |
Mechanical seal |
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Voltage |
220v/380v/660v |
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Application |
Mining industry, river dredging, industrial wastewater treatment |
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Product Model No. |
Parameters |
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Water Flow rate(Ton/h) |
Sand Flow Rate(Ton/h) |
Head(m) |
Speed(rpm) |
Power(KW) |
Maximum Allowable Passing Particle Size(mm) |
Suction Head(m) |
|
|
6 inch |
200 |
80 |
20-25 |
850 |
22-55 |
60 |
6 |
|
8 inch |
350 |
120 |
20-30 |
850 |
45-75 |
65 |
6 |

The high concentration centrifugal impeller sand dredge pump for marine dredger have the excellent water performance, high efficient and low wear rate with the help of CAD design and CAE simulation.
Smooth flow channel, good anti-blocking performance, excellent cavitation performance.
Vice impeller seal, packing seal or the mechanical seal to ensure no slurry leakage. Reliable design can ensure the pump work with long time.
Adopt the thin oil lubrication metric bearings with reasonable set of lubrication. Cooling system to ensure that the bearings run at low temperature.
Hydraulic Dredging Pumps
Hydraulic dredging pumps use water pressure to excavate and transport sediment. These pumps are highly efficient for moving fine to medium-sized particles over long distances. They are often used in large-scale projects such as harbor deepening and land reclamation.
Cable-Deployed Dredge Pump
Cable-deployed dredge pumps are ideal for precise dredging in ponds, rivers, and lakes. They offer durability, high performance, precision, and reliability, making them perfect for targeted sediment removal.
Diver Operated Dredge Pump
Diver-operated dredge pumps offer flexibility and efficiency for underwater dredging tasks. Designed for ease of use by divers, these pumps provide versatility and convenience, making them ideal for various underwater projects.
Mechanical Dredging Pumps
Mechanical dredging pumps use mechanical means, such as buckets or cutting heads, to remove sediment. These pumps are ideal for handling coarse materials and debris.

Applications
Marine Applications
Dredging pumps are vital in maintaining navigable waterways, ports, and harbors. They ensure channels are deep enough for ships to pass through, preventing accidents and improving maritime safety.
Construction and Infrastructure Projects
In construction, dredging pumps create foundations for bridges, tunnels, and other structures built over or near water. They remove sediment and debris to provide a stable base for construction activities.
Environmental Dredging and Remediation
Environmental dredging aims to remove contaminated sediment from water bodies to restore ecosystems and improve water quality. Dredging pumps are crucial in these projects as they facilitate the safe and efficient removal of pollutants.
Mining and Resource Extraction
Dredging pumps extract valuable minerals and resources from underwater deposits in the mining industry. They also recover sand, gravel, and other aggregates used in construction and extract precious metals and minerals from riverbeds and ocean floors.
Our Services
Processing with supplied drawing
Processing with supplied samples
Produce all kinds of anti abrasive spare parts except for pump
Product warranty:Lifetime, no matter how long to use,if there is air hole in the flow parts,please return it,will give you a new one to replace.
As one of the most professional dredging pump manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to buy discount dredging pump made in China here from our factory. Contact us for free sample.
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