Dredging Grab

Category： Grabs
1. High-Efficiency Underwater Excavation:Digging Depth: 5m-30m | Bucket Capacity: 1m³-10m³ | 40% Faster Cycle Time
2. Reinforced Heavy-Duty Construction:Double-Layered Side Plates | Replaceable Wear Teeth | Impact-Resistant Hinges
3. Anti-Spill & Overload Protection: Retention Bar Design | Mechanical Load Relief | Dual/Four-Rope Compatibility
4. Modular Adaptability & Maintenance: Quick-Connect Bucket Modules | Universal Crane Interface | Underwater Inspection Ports
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Dredging Grab
Brand: Henan Hengkun Crane Co., Ltd.
Applications: Specialized for underwater dredging operations in rivers, harbors, and coastal areas. Ideal for clearing silt, sand, gravel, and debris during waterway maintenance, port expansion, and flood prevention projects.

Product Overview
The Dredging Grab is a heavy-duty, high-efficiency tool designed for underwater excavation and sediment removal. Compatible with double-rope or four-rope crane systems (dredgers), it excels in challenging environments such as silt-clogged riverbeds, port channels, and coastal zones. Its reinforced structure and optimized jaw design ensure reliable performance in abrasive and water-saturated conditions, making it indispensable for large-scale dredging and waterway rehabilitation.

Key Features & Benefits

Underwater Excellence: Robust sealing and corrosion-resistant materials for prolonged submersion.
High-Efficiency Digging: Wide jaw span and deep penetration for rapid silt, sand, or gravel removal.
Durable Construction: Reinforced frame and wear-resistant components for extended service life.
Crane Compatibility: Adaptable to double-rope or four-rope crane/dredger systems.
Easy Maintenance: Modular design with replaceable wear parts to minimize downtime.

Technical Specifications

Parameter	Specification
Capacity	2–15 m³ (customizable)
Jaw Opening Width	1.5–5 meters
Operating Depth	Up to 50 meters (adjustable)
Material	High-strength corrosion-resistant steel
Grab Weight	3–25 tons (model-dependent)
Crane Compatibility	Double-rope / Four-rope systems
Models Available	HKG-DG-30, HKG-DG-50, HKG-DG-80, HKG-DG-120

Customization Options

Jaw Design: Wide, narrow, or serrated jaws for varying sediment types.
Capacity Adjustment: Optimized volume for specific project scales.
Corrosion Protection: Enhanced coatings for saline or polluted water environments.
Attachment Systems: Customized rigging for seamless integration with dredgers.

Service & Certifications

Global Compliance: CE, ISO, and marine engineering standards.
Installation: Technical support for crane/dredger synchronization.
Warranty: 12–18 months (extendable) with corrosion resistance guarantees.
Maintenance: Underwater operation guides and OEM replacement parts.

Why Choose Us?

Proven Expertise: Decades of experience in dredging equipment manufacturing.
Tailored Solutions: Custom grabs for unique waterway challenges.
Quality Assurance: Rigorous pressure and fatigue testing.
Global Support: Rapid delivery to ports and project sites worldwide.

Request a Quote
Optimize your dredging operations with our high-performance Dredging Grab. [Click here] to request a quote or learn more on our website.