Efficient 8 Inch Dredging Machinery /Cutter Suction Dredger for River Sand with Marine Diesel Engine

Product Description

Efficient 8 Inch Dredging Machinery for River Sand with Marine Diesel Engine 

Product Description

1. A cutter suction dredger is a type of dredging vessel that uses a cutting tool, known as a cutter, to remove material from the bottom of a body of water. The cutter is typically a rotating blade or a series of blades that are submerged in the water and rotate to cut the sediment from the bottom.

2. The cutter suction dredger has a suction pipeline that connects to the cutter. The cut material is sucked up through the pipeline and then discharged either on land or into a barge. The dredged material can be used for various purposes, such as land reclamation, port maintenance, or beach nourishment.

3. Our cutter suction dredger is a modern dredging equipment that occupies a significant position in the dredging field due to its efficiency, stability, and strong adaptability. Equipped with advanced technology and high-quality components, our cutter suction dredger provides a reliable solution for your dredging needs. Whether it's river dredging, port construction, or channel dredging, our cutter suction dredger can handle it all.

Product Parameters

Item	Parameter
Dredging depth	0.8-12m
Water flow	750-900m3/h
Solid capacity	130m3/h
Discharge distance	600m
Head	45m
Total dimension	26.5m*4.7m*5.1m
Side pontoon	18.5mx1.25mx1.5m
Total installed power	330kw
Cutter head Diameter	1200 mm
Cutter head power	22kw

 

 

Feature	Description
Construction	The cutter suction dredger is manufactured with a steel structure, available in both non-self-propelled and self-propelled dismountable types. It can dock and dredge in any coastal areas and inland rivers.
Application	Suitable for excavating and transporting cohesive sediments of grade III and below as specified in the dredging construction technical specifications issued by the Ministry of Water Resources of the People's Republic of China.
Hull Structure	The dredger hull consists of a main pontoon and two side pontoons, which can be easily disassembled or assembled for transport by road, rail, or water, and reassembled at the project site.
Engine and Dredge Pump Placement	The engine and dredge pump are located in the central pontoon, while the two side pontoons serve as fuel tanks, ballast tanks, and storage rooms.
Power Source	Powered by diesel engines; the main diesel engine drives the dredge pump, and auxiliary engines drive the hydraulic system, including the cutter, swing and ladder winches, anchor winches, and spud cylinders.
Control Room	The spacious control room is ergonomically designed, providing a 360-degree panoramic view. All operation buttons, switches, indicators, and gauges are installed on the control console. A single operator can control the entire dredger from the control room.
Anti-Corrosion Coating	The dredger is coated with four layers of marine paint to prevent corrosion. Zinc anodes can be used to provide enhanced anti-corrosion protection.

Detailed Photos

•Cutter Head: The cutter head is one of the most core working parts of the cutter suction dredger. 

1. Loosening & Cutting: Breaks up compacted soil, sand, or rock, enabling efficient suction.

2. Feeding Material: Directs loosened sediment toward the suction pipe for removal.

3. Material-Specific Design:

   • Stone Cutter Head: Heavy-duty, equipped with robust teeth for hard rock or gravel.

   • Sand Cutter Head: Lighter, optimized for soft sediments like sand or clay.

•Portal Frame: The gantry of a cutter suction dredger plays a critical role in supporting the dredging operation

1. Structural Support:Supports/lowers the cutter head and absorbs operational forces (cutting, currents).

2. Pipeline Management:Suspends and stabilizes the slurry discharge piping during dredging.

3. Operational Platform: Provides access for maintenance and equipment control.

 

•Crane: A slewing crane fixed on the deck for loading and unloading cargo. 

1.Cargo Handling:Performs loading/unloading of materials on deck with a rotating turntable and adjustable boom.

2.Multi-Axis Mobility:Simultaneously operates lifting, luffing (boom angle adjustment), and slewing (rotation) for flexible positioning.

3.Integrated Design:Combines boom, hoist, luffing/slewing mechanisms, and control room on a single turntable, pivoting around a fixed pillar for stability.

 

•Anchor Boom: Move the traverse anchor forward to meet the requirements of traverse excavation of the reamer.

1. Positioning & Stability:Secures the dredger in place by deploying anchors, preventing drift during operations.

2. Swing Control:Controls the vessel's lateral movement (swing) for systematic dredging coverage.

3. Force Absorption:Handles tension from anchor cables and environmental forces (currents/waves) to maintain operational stability.

 

•Operating Cabin: The control system integrates advanced technologies like frequency conversion and electronics to optimize dredging efficiency.

1. Automated Control: Utilizes electronic systems for precise operation of dredging equipment.

2. Energy Efficiency: Employs frequency conversion technology to reduce power consumption.

3. Customized Operation: Adapts to different working conditions with selectable modes for optimal performance.

•Spud: Special pencil piles for positioning and shifting dredgers.

1. Positioning Stability: Provides firm anchoring to maintain the dredger's position during operation.

2. Controlled Shifting: Enables controlled forward movement (stepping) for systematic dredging progress.

 

 

Main products

 

Why Choose Cutter Suction Dredger?

1. Complimentary dredger consultations and product drawings

2. Customized dredger solutions based on your specific project needs

3. On-site and factory visit services available

4. Free assembly, training, and operational support to ensure smooth performance

5. 1-year warranty with lifelong technical assistance

6. After-sales service agreements tailored to each client

7. Genuine spare parts offered at discounted prices

Packaging&Shipping:

We ship in containers or bulk carriers. The sand suction dredger is usually shipped to your country by sea. We will cover the hull with plastic film to prevent corrosion and damage to the hull caused by rain or sea water, and fix the plastic film with special ropes to ensure the integrity of the goods during transportation.

 

We are a professional manufacturer specializing in the production of mowers, salvage ships, dredgers, cutter suction sand pumps, and riverbed cleaning vessels.
 
Our company currently employs 77 staff members, including 2 chief design engineer,5 design engineer,15 engineer and 50 worker. Our factory  covers an area of more than 15,000 square meters. The company adopts modern enterprise management concept, seiko manufacturing, forge ahead. The company has strong technical force, advanced technology, complete varieties, strictly according to the ISO9001 standard, organization, design, production, sales and management.
 
You can consult me online for any needs!

Production site

Customer visit

Factory live scene

 

Q: Can you customize products based on customer requirements?
A: Yes, we can customize products based on customer requirements and terrain conditions.

Q:  What is your after-sales service policy?
A: We provide installation guidance, operation training, maintenance support, and troubleshooting services.
 
Q: How long is the warrenty of your equipments? Does your company supply the spare parts?
A: The warranty period of our factory is one year. And of course we will supply the spare parts for you for life-long time at lowest cost.

Q: How is your packaging and transportation ?
A: All cutter suction dredger transport by bulk we use the specially protection material to packaging. The fist layer use the film to pack the main pontoon the other equipment pack into the pontoon  each the equipment is separated by the vacuum bag to protect the undamaged.

Q: How is your payment system?
A: Our factory support T/T L/C etc.

Q: How is your service?
A: Before sign contract we can send the engineer to the working site the research . then according to the requirements to make the design . professional engineer track throughout   Cutter suction dredger is finished  our factory will send the installation team to the abroad To help installation and training local worker .until cutter suction dredger can normal working.

Welcome to visit our factory in your free time!