The cutter suction dredger is a highly efficient construction equipment for underwater earthworks, with a wide range of applications, primarily including the following aspects: Dredging and Maintenance of Waterways Cutter suction dredgers are commonly used to deepen, widen, and clean existing waterways and ports to ensure safe navigation for vessels. They can effectively remove riverbed silt, deepen shallow waterways, and clear invasive aquatic plants and debris. Land Reclamation and Port Construction Cutter suction dredgers are renowned as "island-building marvels" and "earth editors," playing a critical role in land reclamation, island construction, and port development projects. River and Reservoir Dredging This equipment is also suitable for dredging projects in rivers, lakes, and reservoirs, effectively removing silt and expanding storage capacity. Its working principle involves using a cutter head to break up soil and vacuum suction to extract sand, cutting underwater layers into slurry for removal, with a maximum dredging depth of 5 to 25 meters. Special Environment Operations Cutter suction dredgers exhibit strong adaptability to various environments. For instance, amphibious cutter suction dredgers can move on land using mechanical legs and operate afloat in water, with a maximum operating depth of 6 meters, making them suitable for complex terrains.

1.The Cutter Suction Dredger of steel construction , the non self-propelled, dismountable type, is able to berth and dredge at any waters both in the coastal area and inland rivers. It can also be designed to self-propelled according to customers’ requirement. 2.Its hull consists of a main pontoon and two side pontoons which is to be easy to dismantle for transportation by road, rail or water, and is be easy to reassemble at project site. The engines and dredge pump are located in the center pontoon. Two side pontoons serve as fuel bunkers, ballast tanks and storage tanks. 3. The dredger is powered by diesel engines. The main diesel engine drive the dredge pump and the auxiliary engine is to drive hydraulic system, including cutter,swing and ladder winches,anchor winches and the spud rams etc.

1.The dredger could be divided into bucket type and pump suction type. Bucket type dredger is applied for waterways with high percentage of clay and gravels, while pump suction type can only be used for terrains with low percentage of clay and gravel. 2.Iron ore need to be retrieved firstly by magnetic separator if the percentage is high in the raw ore, then gold, diamond,zirconium will be concentrated. 3.The key part for the diamond dredger is pulsating jigger. The deal capacity decide the quantity of jigger. We learn the jigger’s technology from one engineer of South Africa. Now the diamond dredger is widely used in Africa.

Jet Suction Dredgers, leveraging their flexibility, mobility, and user-friendly operation, perform effectively in specific scenarios. Placer Gold Mining: Used in small-to-medium-scale placer gold deposits such as inland rivers, ancient channels, tidal flats, and drylands. The equipment is modular and portable, making it suitable for mobile operations in remote areas with poor accessibility. Dredging and Desilting: Applied in water bodies like rivers, ports, lakes, and reservoirs for dredging and desilting. High-pressure water jets cut and break up silt, while slurry pumps suction the sediment mixture, achieving efficient dredging. The compact design of the dredger makes it ideal for narrow or shallow waters. Sand Mining and Reclamation: Utilized for sand extraction from rivers and lakes, as well as land reclamation and sand-filling projects. It extracts sand and gravel from underwater for use as construction materials or in filling engineering projects, characterized by low investment and operational costs.

1. Good engine brand: China Chongqing Cummins 2. Sand pump: Shijiazhuang Kingda or industrial pump 3. Coupler: CNPC Jichai Power 4. Hydraulic Valve: Yuken,Japan The Cutter Suction Dredger of steel construction , the non self-propelled, dismountable type, is able to berth and dredge at any waters both in the coastal area and inland rivers. It can also be designed to self-propelled according to customers’ requirement.

The Small Mini Jet Suction Dredger is designed for efficient sand dredging in ports, rivers, lakes, and seas, making it ideal for gold mining operations. With high-performance diesel engine options like Changchai/Yuchai/Weichai, it ensures reliable operation and long service life. A working capacity of 100m³/h and discharging distance of 50m-1500m enhance productivity. Easy to maintain core components. Overseas after-sales service provides added support for global buyers. And we can also make the deal capacity, dredging depth and discharge distance according to your work site condition.

Diamond washing plant is one of the most widely used sand diamond washing equipment, suitable for modern mechanized production,high work efficiency, modular design is easy for installation and debugging to adapt to different sand and gold diamond ore deposits.The main structure is divided into feeding system, cleaning and screening system, collection and recovery system.