Yunfeng Dredger Company is one of the most reliable manufacturers and suppliers of sea sand dredging cutter dredger in China. If you're going to buy the newest sea sand dredging cutter dredger made in China, welcome to get quotation from our factory. All customized products are with high quality and low price.
Products Description
What are the application fields of cutter suction dredgers?
It is the main equipment for the maintenance of inland and coastal waterways, the preferred dredger machine for hydraulic reclamation projects, reliable equipment for environmental dredging, and high-efficiency sea sand dredging cutter dredger for the extraction of underwater sand and gravel resources.


Applicable projects: waterway dredging, sea reclamation and land filling, inland river regulation, port and infrastructure excavation, sand pumping and mineral extraction, coastal water conservancy projects, as well as large-scale earthworks in nearshore waters.
What advantages does a cutter suction dredger have over other dredger types during construction?
1.Low comprehensive cost with long-distance pumping capacity and dredged mud is delivered hydraulically via pipelines to reclamation zones kilometers away. Barge transshipment is unnecessary. It cuts out loading, hauling and unloading procedures, greatly saving freight expenditure. It is the most economical option for land reclamation and filling works.
2.High construction precision and little environmental impact digging depth and side slopes are fully controllable, which guarantees precise dredging of navigation channels and excavation of dock foundation trenches. Sediment is conveyed in fully sealed pipelines with little leakage and low water turbidity. It is ideal for environmental dredging on urban rivers and scenic waterways.
3.Continuous non-stop operation Cutting, suction and pipeline transportation proceed simultaneously without intermittent work cycles. The continuous working mode delivers high production efficiency and stable output.

Technical specifications of RYD550 Sea sand dredging cutter dredger

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RYD550 Cutter suction dredger |
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Shijiazhuang |
Dia. Discharge pipe |
550mm |
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Head |
65m |
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Max. Working capacity |
900m3/h |
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Discharge distance |
3000m |
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Dredging depth |
14m |
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Diesel Engine |
1306KW |
Cummins |
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Hydraulic Auxiliary engine |
336KW |
Cummins |
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Emergency Generator |
20KW |
WEICHAI |
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Total power |
1662KW |
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Oil Consumption |
250L/H |
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Hull Dimension |
LOA*W*D |
42m×7.5m×2.0m |
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Hydraulic system |
Hydraulic pump |
VICKERS America (Joint-venture) |
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Hydraulic Motor |
Italy SAI technology(Joint-venture) |
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Valves |
REXROTH Germany (Joint-venture) |
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Operating system |
SIEMENS PLC(Imported from Germany) |
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Ladder winch |
Tension |
120KN |
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Swing winch |
Tension |
120KN |
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Cutter Head |
Crown-like |
Φ1800mm |
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Power |
200KW |
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