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PRODUCT DESCRIPTION
● Advanced Hydraulic Integration: Equipped with a dedicated 90kW Weichai auxiliary engine to drive the CBGJ series hydraulic pumps, ensuring the 930mm alloy steel cutter head can penetrate compacted soil without straining the main engine.
● Enhanced Stability with Spud & Trolley: Unlike smaller cable-anchored vessels, the DK250 Cutter Suction Dredger features a dual 18m spud system and hydraulic cylinders with a 20-ton hoisting capacity, allowing for precise positioning and continuous operation in smooth rivers or covered sea areas.
● Rugged Hull Construction: Built for longevity, the main pontoon and side floats utilize 10mm thickened high-grade steel plates, offering superior impact resistance during heavy-duty mining operations.
1. Dual-Engine Configuration for Maximum Efficiency
The DK250 Cutter Suction Dredger adopts a professional dual-engine layout.
The Weichai WD12 focuses entirely on the slurry pump's performance, while the Weichai WP6 independently powers the hydraulic winches and the cutter head. This separation of power ensures that even when the cutter hits hard clay, the pump's suction remains constant, preventing pipe clogs and maximizing sand productivity.
2. Professional-Grade Hydraulic Winch System
Equipped with one ladder winch and two swing winches, the DK250 Cutter Suction Dredger offers a 40KN rated pull and variable rope speeds (0-18m/min). This allows the operator in the ergonomic control cabin to execute precise "swing dredging" patterns, significantly increasing the coverage area per hour compared to basic mechanical dredgers.
3. Modular Design for Global Logistics
Despite its impressive 25.3m total length, the DK250 is designed as a dismountable dredger ship. The main pontoon and four side pontoons can be easily separated for road or sea transport. This modularity reduces mobilization costs for international projects in regions like Southeast Asia and Africa.



At Dingke, we understand that downtime is lost revenue. Every DK250 is delivered with a complete support package:
● Fully Equipped Cabin: Includes adjustable seating, ventilator, and integrated hydraulic control consoles.
● Safety & Night Ops: Equipped with 4 working lights, 4 night warning lights, and a full maritime safety kit (life jackets, buoys, bilge pumps).
● Expert On-site Support: Our Elite Technical Team provides global installation, commissioning, and comprehensive operator training to ensure your investment delivers immediate results.
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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