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PRODUCT DESCRIPTION
From its CCSB hull to the 2100mm reinforced cutter head, every centimeter of the DK650 Cutter Suction Dredger is optimized for non-stop, high-yield production in deep-water terrains.
1. Extreme Deep-Water Reach
The DK650 isn't just large; it’s deep. Featuring an extended ladder design, it achieves a 17.5m maximum dredging depth. Equipped with a 2100mm diameter alloy steel cutter and a 500kW dedicated motor, it can fracture high-density riverbeds and mineral-rich strata that smaller vessels simply cannot touch.
2. Advanced Power Management & Frequency Control
We integrated a 500kW variable frequency starting cabinet and an 800kW Yuchai generator group. This allows for precise control over the hydraulic and electrical systems, ensuring smooth start-ups, reduced mechanical stress, and significantly lower energy consumption during long-cycle operations.
3. High-Velocity 700mm Suction System
Efficiency starts with the intake. The 700mm suction / 650mm discharge pipeline system minimizes friction loss. Driven by the 2014kW Cummins core, the DK650 maintains a steady 70-meter head, allowing for efficient transport of high-concentration mineral sands up to 1000m and soft slurry up to 2000m+.
4. Industrial-Grade Stability & Maneuverability
With an 8.06m breadth and dual 23m length spuds, the DK650 provides a rock-solid platform. The integrated 4m stroke spud carriage system and heavy-duty 200KN winches allow for continuous dredging cycles, maximizing uptime in challenging waterway conditions.






FAQ
Abrasion is the primary challenge in dredging. We combat it through material science and intelligent design. Our dredge pumps are lined with extra-high-chrome (Cr27) alloy, offering 5-8 times the lifespan of standard materials. Cutter heads are fitted with replaceable teeth made from specially forged alloys. Critical pipeline elbows feature wear-resistant ceramic linings. Furthermore, our operational software includes wear monitoring algorithms, advising on optimal pump speeds and mixture densities to minimize component stress and maximize service intervals.
Modern dredging must be environmentally responsible. Dingke vessels incorporate several key features. Eco-friendly Cutter Heads are designed to minimize sediment plume creation, protecting water quality. Precision GPS and DGPS Systems allow for accurate excavation, preventing over-dredging and disturbance of surrounding areas. For projects involving contaminated sediments, we can integrate closed-loop systems and water treatment modules. Our engines comply with the latest IMO Tier II and Tier III emission standards, reducing air pollution.
Absolutely. This is a common requirement for river restoration or inland lake projects. Dingke designs specialized amphibious dredgers and spud-leg CSDs with a minimal draft. These vessels can operate effectively in waters as shallow as 1-2 meters. For confined spaces, we offer compact, modular dredgers that can be disassembled for transport overland and reassembled on-site. Their maneuverability is enhanced with azimuth thrusters or winch systems.
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