High-Efficiency Cutter Suction Dredger from China Suppliers | Durable & Customizable Factory Solutions
The multi-purpose dredging vessels (also known as sand mining ships or sand extraction vessels) produced by Duohui Intelligent are comprehensive sand mining equipment that integrates sand excavation, sand extraction, screening and transportation. They can be customized with various types such as chain bucket type, suction type and hydraulic type according to customer needs. They are suitable for different scenarios including rivers, reservoirs, shallow seas and sand fields. Whether it is small-scale household sand mining or large-scale engineering sand mining, they can achieve efficient operation and stable running, significantly reducing labor costs and increasing sand mining output.
| Model | Water Flow Rate | Pumping Depth | Transport Distance | Engine(s) Power |
|---|---|---|---|---|
| DHCSD-100 | 200–300 m³/hr | 0–20 m | 20–2000 mm | 20–60 kW |
| DHCSD-150 | 350–600 m³/hr | 0–25 m | 20–2000 mm | 45–100 kW |
| DHCSD-200 | 600–800 m³/hr | 0–25 m | 20–2000 mm | 75–200 kW |
| DHCSD-250 | 950–1300 m³/hr | 0–30 m | 20–2000 mm | 90–300 kW |
| DHCSD-300 | 1500–2200 m³/hr | 0–30 m | 20–2000 mm | 190–600 kW |
| DHCSD-350 | 2200–2600 m³/hr | 0–30 m | 20–2000 mm | 290–800 kW |
| DHCSD-400 | 2800–3200 m³/hr | 0–30 m | 20–2000 mm | 350–1000 kW |
| DHCSD-450 | 3200–3800 m³/hr | 0–30 m | 20–2000 mm | 450–1200 kW |
| DHCSD-500 | 3600–4200 m³/hr | 0–30 m | 20–2000 mm | 600–1500 kW |
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Q1 Can your cutter suction dredger be customized?A Yes, we support OEM/ODM customization. We can customize the parameters such as tonnage, dredging depth and daily output according to your specific needs, and provide free design drawings.
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Q2 What is the service life of the equipment?A The service life of the hull is 8–15 years, and the service life of wearing parts (cutter, impeller) is 2–3 years. We provide lifelong technical guidance and wearing parts supply.
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Q3 Do you provide installation and after-sales service?A Yes, we provide 24/7 after-sales support. If there is any problem with the equipment, our technical team will arrive at the site for maintenance within 48 hours.
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Q4 Can the equipment be used in sea water?A Yes, our cutter suction dredger adopts anti-corrosion design, which can work stably in shallow sea salt water environment, and is suitable for offshore sand mining and sea area dredging.
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Q5 What types of dredging vessels are available?A We offer multiple vessel types including chain bucket type, suction type, and hydraulic type dredgers. Each can be tailored to suit your specific operating environment such as rivers, reservoirs, shallow seas, or sand fields.
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Q6 What is the minimum and maximum output capacity available?A Our dredging vessels range from the DHCSD-100 model with a water flow rate of 200–300 m³/hr up to the DHCSD-500 with 3600–4200 m³/hr, covering both small-scale household sand mining and large-scale engineering projects.











