Port & Marine Grab Series

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Dredging Grab

Heavy-duty dredging grab for underwater silt, mud, stone and seabed cleaning operations.

Product Description

Dredging Grab — Enhanced Product Description

Main Purpose

The Dredging Grab is specially designed for underwater excavation, mud removal, and sediment extraction. It provides strong digging capability and stable clamping force, making it suitable for deep-water dredging and environmental cleaning projects. Whether used for restoring waterway depth or removing contaminated sediment, the dredging grab ensures efficient and continuous operation.**


Typical Applications

Dredging Grabs are widely used in:

  • Rivers and channels for deepening and maintaining navigability

  • Ports and harbors to clear accumulated sediment

  • Lakes and reservoirs for environmental restoration

  • Coastal construction projects for foundation preparation

  • Underwater engineering requiring reliable river dredging equipment

Its heavy-duty structure and strong penetration make it suitable for handling clay, silt, gravel, sludge, and other underwater materials.**


Key Features

  • High abrasion resistance for underwater durability
    Built with wear-resistant steel and reinforced structural components, the dredging grab performs reliably in continuous underwater excavation.

  • Excellent sealing performance
    Enhanced sealing design prevents sediment and water infiltration into key mechanical parts, improving service life and stability in harsh underwater conditions.

  • Powerful closed structure for effective dredging
    Tightly sealed jaws improve mud retention and reduce leakage, increasing efficiency during sediment removal.

  • Compatible with hydraulic or mechanical configurations
    Available as a hydraulic dredge grab for precise control or a mechanical version for cranes without hydraulic supply.

  • Reliable performance in challenging environments
    Suitable for operations involving strong currents, deep water, high-density mud, and long working cycles.

  • Low maintenance requirements
    Heavy-duty design and simplified mechanisms reduce downtime, providing long-term productivity for dredging contractors.**


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