1. Technical Specification of 22 inch cutter suction dredger
Overall length*width*height | 46*7.5*2.2m |
Dredge depth | 14m |
Clear water flow | 4000m3/hour |
Slurry concentration | 15%-20% |
| Sand capacity | 600-800m3/hour |
Average draft | 1.6m |
Maximum draft | 1.8m |
Discharge distance | 0-2000m |
Engine brand | Cummins |
| Main engine power | 1342kw model:QSK50-M |
| Auxiliary engine power | 336kw model:NTA855-M |
Installed power | 1678kw |
2.Company Introduction
Qingzhou Yongli Mining And Dredging Machinery Co.,Ltd,which is one of China leading suppliers in cutter suction dredger,jet suction dredger,bucket Chain dredger,gold dredger,diamond dredger,sand washing plant,gold washing plant,transport barge,work boat and so on. our company has 11 years experience of export. Our products are widely used in Bangladesh, Maldives,Philippines,Nigeria, DRC Congo and other countries and regions.
3. Request For Reply
a.How much cubic meter per hour for the clear water flow?
b. How many meters for the dredging depth?
c. How many meters for the discharge distance?
d. For the engine brand,we can support weichai,cummins or others,which brand do you prefer?
4. Cooperation Supplier

5. Successful Cases
Cutter suction dredger in Bahamas
Cutter suction dredger in Bangladesh
Cutter suction dredger in Bangladesh
6. Company Introduction
Qingzhou Yongli Mining And Dredging Machinery Co., Ltd. is located in Qingzhou City, Shandong Province, one of the ancient nine states. We are a professional manufacturer and supplier of dredging vessels and mining equipment that integrates scientific research, development, design, production, installation and commissioning, and personnel allocation services.
Dredging vessels include: cutter suction dredgers, bucket wheel dredgers, jet suction dredgers, siphon sand dredgers, drilling suction sand dredgers, bucket chain sand dredgers, amphibious dredgers, backhoe dredgers, multifunctional work boats, self-suction and self-unloading barges, transport barges, sand sieving and washing equipment, etc.
The mining equipment includes: floating production platform, bucket chain gold/diamond dredger , jet suction gold/diamond dredger, cutter suction gold/diamond dredger, land-use gold/diamond washing plant, as well as an integrated production line for mining and mineral processing in water and on land. It can also be customized according to the mineral types provided by customers.
We are High and New Technology Enterprise, have obtained the production license for Shipbuilding of Class III Grade Three from CCS China Classification Society, joined the China Dredging Association and Shandong Shipbuilding Industry Association, obtained the ISO9001-2015 quality management system certificate, and obtained more than 30 patent certificates for inventions and utility models from the China National Intellectual Property Administration. The successfully built Yongli series products have obtained the certification from international famous testing organizations like SGS and BV. We have won widespread praise from domestic and foreign customers with our first-class product quality and complete after-sales service system.
We will continue to adhere to the principles of integrity, mutual benefit, and common development. Welcome domestic and foreign customers to visit us for factory inspection and business negotiation!











