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High Suction Dredging Equipment Jet Suction Sand Dredger | China Factory Direct Suppliers
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High Suction Dredging Equipment Jet Suction Sand Dredger | China Factory Direct Suppliers

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✅ Experience unparalleled durability with our anti-corrosion and anti-wind wave technology designed for all scenarios.

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✅ Featuring a thickened hull and an ultra-durable alloy cutter, our products are built to last, making them a perfect choice for demanding conditions.

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✅ Enjoy the convenience of a detachable design that allows for easy on-site installation, tailored to meet your specific needs.

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✅ As leading factory suppliers in China, we offer OEM/ODM customization options and competitive factory direct sales to ensure you receive the best value.

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    Description

    Our Jet Suction Sand Dredger is a professional, lightweight and efficient dredging equipment and mining machinery, integrating sand suction, transportation and dredging, specially designed for global sand mining, river dredging and sludge cleaning projects.

    Different from cutter suction type, it adopts advanced jet suction technology, no cutter design, relying on high-pressure water jet to stir underwater sand and sediment, and high-power suction pump to complete sand pumping synchronously. Daily output is 300-8000m³ customizable, with strong suction, no sand residue, suitable for 0.3-12m shallow/deep water areas.

    High Suction Dredging Equipment Jet Suction Sand Dredger detail 01
    High Suction Dredging Equipment Jet Suction Sand Dredger detail 02

    Core Advantages

    Made of high-quality anti-corrosion steel, the hull is lightweight, flexible and easy to maneuver, suitable for fresh water (rivers, reservoirs) and salt water (shallow seas), anti-wind and anti-impact, adapting to small and medium-sized sand yards, rivers and coastal areas. It can also match gold mining equipment for auxiliary operations.

    The dredger utilizes a powerful venturi jet system to create an intense vacuum at the suction inlet. This advanced design allows the equipment to effectively extract sand and slurry from significant depths, far exceeding the capability of standard centrifugal pumps. It ensures consistent performance even in challenging conditions where the sand is compacted or located deep beneath the water surface.
    • High Suction Power: Equipped with a powerful jet system for deep and efficient sand extraction.
    • Non-Clogging Design: Uses jet suction technology to handle sand and slurry without clogging the pump.
    • High Production Capacity: Capable of pumping large volumes of sand over long distances quickly.
    • Versatile Application: Ideal for river dredging, sand mining, and reservoir cleaning.
    • Easy Operation: Simple design with fewer moving parts, making it easy to operate and maintain.
    • Cost-Effective: Fuel-efficient operation and low maintenance costs maximize your project profits.

    Specifications

    Model Water Flow Rate Pumping Depth Transport Distance Engine(s) Power
    DHJSD-100 200–300 m³/hr 0–20 m 20–2000 mm 20–60 kW
    DHJSD-150 350–600 m³/hr 0–25 m 20–2000 mm 45–100 kW
    DHJSD-200 600–800 m³/hr 0–25 m 20–2000 mm 75–200 kW
    DHJSD-250 950–1300 m³/hr 0–30 m 20–2000 mm 90–300 kW
    DHJSD-300 1500–2200 m³/hr 0–30 m 20–2000 mm 190–600 kW
    DHJSD-350 2200–2600 m³/hr 0–30 m 20–2000 mm 290–800 kW
    DHJSD-400 2800–3200 m³/hr 0–30 m 20–2000 mm 350–1000 kW
    DHJSD-450 3200–3800 m³/hr 0–30 m 20–2000 mm 450–1200 kW
    DHJSD-500 3600–4200 m³/hr 0–30 m 20–2000 mm 600–1500 kW
    The system's strength lies in its stability. It performs consistently in hard substrates, deep water, and scenarios requiring precise bottom material collection. Whether for commercial sand mining, river maintenance, or mineral recovery, this dredger delivers efficient, uninterrupted operation tailored to demanding site conditions.

    FAQs

    Q1 To what extent can the Jet Suction Sand Dredger be customized?
    We offer full parametric customization. Vessel tonnage, maximum dredging depth, and volumetric daily output can all be adjusted to match site-specific conditions. Preliminary design drawings are provided at no cost.
    Q2 What is the projected operational lifespan?
    The hull structure is rated for 8–15 years under normal operating conditions. High-wear components including the pump impeller have a typical service interval of 2–3 years. We supply OEM-spec replacement parts and ongoing engineering support.
    Q3 What is your service response protocol?
    Our after-sales framework includes 24/7 remote support and a guaranteed on-site response within 48 hours for equipment requiring hands-on intervention.
    Q4 Does the design accommodate saline conditions?
    Yes. The vessel incorporates marine-grade corrosion protection, enabling stable operation in shallow saltwater environments for applications such as offshore sand extraction and coastal waterway maintenance.
    Q5 What is the difference between jet suction and cutter suction dredgers?
    Unlike cutter suction dredgers that use a rotating cutter head to break up material, jet suction dredgers rely on high-pressure water jets to agitate and fluidize the sand or sediment. This results in a non-clogging, lower-maintenance system that is especially effective in sandy or loose-sediment environments.
    Q6 What water depth range is the Jet Suction Sand Dredger suitable for?
    The dredger is designed to operate effectively in water depths ranging from 0.3 m to 30 m depending on the selected model, making it suitable for both shallow river environments and deeper reservoir or coastal applications.

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