Shandong Sinosail Dredging Equipment Co., Ltd. is one of the leading manufacturers and suppliers of chain bucket sand dredger in China, specialized in providing high quality customized products with low price. If you're going to buy discount chain bucket sand dredger made in China, welcome to get quotation from our factory.
The working principle of the Chain Bucket Sand Dredger:
The bucket chain system driven by the upper guide wheel enables the bucket tool to come into contact with the dredged soil layer. Under the drive of the guide wheel, the bucket dredger rotates continuously around the bucket bridge, allowing the dredger to perform dredging operations underwater and lifting the sediment to above the water surface. At the same time, the bucket dredger retracts and extends the anchor cables thrown down, and moves left and right, driving the vessel forward or moving left and right to carry out dredging operations. The dredged sediment is lifted to the top of the bucket tower and poured into the slurry separation tank. Finally, the sediment is discharged from the excavation vessel through the side chutes. After the sludge barge docks beside the excavation vessel, the operation vessel pulls the sludge barge to the dumping area.
Specification:
|
MODEL |
CAPACITY |
POWER |
DEPTH |
RECOVERY |
|
YL-100 |
100t/h |
60-100kw |
1-25 |
85-90% |
|
YL-150 |
150t/h |
80-150kw |
1-25 |
85-90% |
|
YL-200 |
200t/h |
100-200kw |
1-25 |
85-90% |
|
YL-250 |
250t/h |
120-250kw |
1-25 |
85-90% |
|
YL-300 |
300t/h |
300-500kw |
1-25 |
85-90% |
Features of Chain Bucket Sand Dredger

1.The bucket bucket dredger has a strong adaptability to soil quality, and can dig various kinds of soil except rocks, and has deep digging ability, regular trenching section, and minimal error. It is suitable for port berths, hydraulic structures and other specifications It is a more demanding project construction.It can also be used for salt extraction from lakes, gold and iron ore mining, as well as river dredging near the shore, riverbed excavation and waterway dredging.
2.Product Quality & Long-Term Durability
As a high-investment, long-cycle equipment, our dredger focuses on reducing maintenance frequency and extending service life, ensuring your operations run continuously and stably.
2.1 Core Components & Material Specifications
Chain System: Adopts high-strength manganese steel chains, tensile strength ≥ 800MPa, resistant to wear and impact, suitable for gravel-containing working conditions.
Bucket Assembly: Wear-resistant alloy steel buckets with reinforced edge design, service life increased by 30% compared to ordinary steel buckets.
Hull Structure: 12–16mm thick Q235B carbon steel plates, with full-welded seam design, ensuring hull rigidity and anti-deformation capability.
2.2 Advanced Manufacturing & Anti-Corrosion Process
Welding Process: Uses CNC automatic welding technology, with 100% ultrasonic flaw detection for key welds, eliminating hidden cracks and improving structural safety.
Anti-Corrosion Treatment: Three-layer protection (derusting → epoxy primer → marine topcoat), corrosion resistance meets marine equipment standards, suitable for seawater operation environments.
2.3 Wear Parts & Service Life Guarantee
Wear Parts Durability: Standard wear parts (bucket teeth, chain pins) can support 2,000+ hours of continuous operation, reducing the frequency of part replacement.
Overall Service Life: The main structure has a service life of 10–15 years under normal operation and regular maintenance, far exceeding the industry average level.
3. Cost-effectiveness: Low energy consumption, minimal manpower input, balanced output, and overall high economic benefits. This economic advantage gives it a significant edge in the market competition.
4. Maintenance convenience: The structure is reasonable, the operation is simple, and the maintenance is easy.
5. High excavation efficiency: The excavation method uses a series of chain buckets that run continuously on the bucket bridge drum. This design enables the sand dredger to efficiently handle a large amount of sand materials during the excavation process, with an efficiency of up to 60-500 cubic meters per hour.


FAQ
Q: What environments can it work in?
A: It can operate in rivers, lakes, reservoirs, canals, ponds, and coastal waters, depending on dredging depth requirements, wave conditions, and the dredger's configuration.
Q: What are the advantages of a Chain Bucket dredging method?
A: The chain bucket system provides continuous excavation, strong digging ability, and stable output-making it suitable for projects requiring consistent production and reliable performance.
Q: What is the typical dredging depth range?
A: Dredging depth varies by model and project design. Share your target working depth and water conditions, and we can recommend the right configuration and ladder length.
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