Royang Dredger Co., Ltd., a reliable dredger supplier and Chinese dredger manufacturer, is situated in Qingzhou, Weifang City, Shandong Province. Since 2000, we have been focusing on the manufacturing of river dredger sand dredging machines. Our river dredger sand dredging machines enjoy a favorable price advantage and have expanded their market reach to most regions in Africa, the Middle East, Southeast Asia, South America and North America. We are looking forward to becoming your long-term cooperative partner in China.
Royang River Dredger Sand Dredging Machine
The river dredger sand dredging machine produced by our company is available in both self-propelled and non-self-propelled types, and it is a portable river dredger sand dredging machine. The hull adopts a detachable box-type structure; this detachable design enables easy assembly at the work site and allows for transportation by road, railway or container, bringing great convenience to both installation and relocation between different work sites. According to customers’ specific requirements, the power system can be designed as either an electric system or a diesel engine-driven system. The equipment installed on the river dredger sand dredging machine includes the following: traversing device, cutter ladder lifting device, spuds and deck crane. The working process is as follows: the cutter head cuts the underwater sand and mud into a slurry mixture, which is then delivered to the pipeline on the river dredger sand dredging machine through the dredging pump; finally, the slurry is discharged through the on-board pipeline to the required location on land.
Royang River Dredger Sand Dredging Machine Technical Specifications
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RYD650 River Dredger Sand Dredging Machine |
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Shijiazhuang |
Dia. Discharge pipe |
650mm |
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Head |
65m |
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Max. Working capacity |
1100m3/h |
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Discharge distance |
4000m |
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Dredging depth |
18m |
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Diesel Engine |
1875KW |
Mitsubishi |
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Hydraulic Auxiliary engine |
522KW/895KW |
Cummins |
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Emergency Generator |
30KW |
WEICHAI |
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Total power |
2427KW |
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Oil Consumption |
365L/H |
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Hull Dimension |
LOA*W*D |
50m×8.8m×2.5m |
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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 |
200KN |
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Swing winch |
Tension |
160KN |
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Cutter Head |
Crown-like |
Φ2200mm |
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Power |
450KW/650KW |
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Royang River Dredger Sand Dredging Machine Feature and Application
The river dredger sand dredging machine can easily pass under low bridges. Both the control room and the rest room are detachable, and the connecting parts between the cabin and the deck are easily detachable joints.
Construction: It is composed of three pontoons, including one main pontoon and two side pontoons. These pontoons are connected by connecting pieces and fastened tightly with high-strength bolts and nuts.
Working sites of the river dredger sand dredging machine: seas, ports, lakes and rivers.
Soil conditions: It is suitable for relatively hard soil, compacted sand, sludge, sea sand, river sand, clay, mud, and other similar soil types.
Royang River Dredger Sand Dredging Machine Details
Design
Our river dredger sand dredging machine is designed by senior engineers who have many years of professional experience in dredger construction and dredging work, ensuring that each river dredger sand dredging machine is well-designed and highly practical.
Cummins Engine
The river dredger sand dredging machine is equipped with the world-famous and powerful Cummins engine, which is well-known for its strong durability, low fuel consumption, standardized accessories and easy maintenance.
Hydraulic system
The hydraulic system is one of the most important components of both the river dredger sand dredging machine and the wheel bucket dredger. It has extremely high and strict requirements—it serves as the main artery of the entire dredger. The lateral traction winches, lifting winch and cutter head of the dredgers are all driven by hydraulic motors.
A complete hydraulic system includes hydraulic oil tanks, hydraulic pumps, hydraulic valve manifolds, solenoid valves, hydraulic pipes, hydraulic components, electrical actuators and other related parts.
Detachable Structure
The river dredger sand dredging machine is detachable, which makes it convenient to transport during delivery or when moving from one working site to another.
Shijiazhuang Pump
The flow passage components are made of high-wear-resistant Cr27 alloy to extend the pump’s service life. The pump shaft seal adopts a packing seal for easy maintenance, and the anti-friction bearings are from the Japanese brand NSK.
Cutter head
Each cutter head is equipped with 5 blades, and 8 teeth are installed on each blade. High-chromium material is used to ensure excellent wear resistance.
The cutter head is driven by a hydraulic motor; the cutter bearing is equipped with a lubrication and sealing unit.
FAQ for Royang River Dredger Sand Dredging Machine
Do your river dredger sand dredging machine have a test before ex-factory?
Answer:
Yes, it is mandatory. Each river dredger sand dredging machine must undergo rigorous testing before leaving the factory to ensure its performance at customers' work sites, thus saving customers' time and costs. Before the test, we will send invitation letters to customers, inviting them to come and conduct performance inspections in person. Only after obtaining the customers' approval will the river dredger sand dredging machine be transported to the port for loading.
How is the river dredger sand dredging machine transported?
Answer:
There are two methods for transporting the river dredger sand dredging machine. If the size of the river dredger sand dredging machine is smaller than RYD350, it can be easily transported by containers; if the size is larger than RYD350, it will be transported in bulk. The river dredger sand dredging machine has a detachable and assemble structure, which allows for easy transportation by trucks on roads.
What kind of service will supply after sales?
Answer:
After the river dredger sand dredging machine arrives at the customer's work site, we will send two experienced engineers to assist with the assembly of the river dredger sand dredging machine and provide training for local workers. With the assistance of auxiliary equipment such as excavators and cranes, the assembly of the river dredger sand dredging machine can be completed within 10 days, and the training can be finished within one week.