sand extraction machine, also called submersible slurry pump dredger, is designed and manufactured with optimized hydrodynamics technology for sand dredging and silt clearing. OCEAN Pump brand ZJQ series sand extraction machine is equipped with our own specially designed sand extraction machiner pump, advanced high efficiency suction reamer head and the famous brand motor.  All of them are integrated together to realize high dredger suction ratio, more thorough dredging and large slurry or sand output.

OCEAN Pump brand heavy duty submersible pump is made of high-chromium alloy material with good wear-resisting property and big flow passage way which is suitable for transportation of even 60mm diameter medium including mud with big solid particles, ore pulp, coal pulp and coarse sand, etc.  The flexible sensing probe can realize over-heating protection, water-intake inspect protection and oil chamber protection, ensuring long and safe pump operation under abominable working conditions.  Our sand extraction machine features reliable, efficient and robust design, strong dredge body construction, cost saving, easy to operate and maintain. It is the best dredging equipment for small and medium scale multifunctional dredging projects.

• Heavy duty, reliable and robust dredge body design and construction.


• Specially designed dredger pump, suction reamer head and motor to realize high dredger suction ratio and more thorough dredging.


• Best wear-resisting.Good wear-resisting property and big flow passage way that make the dredger pump suitable for mud, sand, big solid particles, ore pulp, coal pulp and coarse sand dredging.


• Triple protection. Flexible sensors to realize over-heating protection, water-intake inspect protection and oil chamber protection to ensure long and safe pump operation under abominable working conditions.


• Especially for multifunctional small and medium scale dredging projects


• High-chromium alloy material, aluminum alloy, stainless steel pump material available for different work site situation.


• One pump could add 3 pieces of extra agitator for higher work efficiency.


• Hydraulic system pump available.

• Sand and sludge dredging;


• Public facilities such as ports, canal, sediment dredging;


• Mine waste such as sedimentation tank, pumping coal, slag and pit sand all contain solid material solution cleaning;


• Industrial waste such as slag, dross, sludge, petroleum and asphalt residues dredging;


• River silt dredging, underwater dredging, aggregate sludge cleaning, marble powder dredging, sewer silt dredging, etc.

 Submersible Sand Pump Dredger Run in Maldives

Submersible sand pump dredger (ZJQ series) is designed and manufactured with optimized hydrodynamics technology for sand suction and silt clearing. OCEAN Pump brand submersible sand pump dredger features high efficiency, energy saving, simple operation and easy management.

The business representatives of Maldives Company visited our company on August 24, 2017 . We received their inquiry at the beginning of August, last year.  They wanted to buy the river sand pumping machien which can suck the sand from the sea. The dredging depth is about 1m to 3m, the delivery distance is about 150 m, the sand is the fine sand, and they use the fine sand to cover the island area.

 Portable sand pump

Jet suction dredger

As the New Hi-tech Enterprise certificated by the Government, OCEAN Pump is the leading sand pump and sand dredger manufacturers, suppliers and exporters from China. We have more than 30 talented technical experts and 15,000 square meters factory. More than 4 series 20 kinds of sand pumps, slurry pumps, sand dredgers and related parts had been manufactured to satisfy your pumping requirements. Product innovation, quality assurance and customer satisfaction are our continuous commitment to all our partners.

OCEAN Pump is not only manufacturing best quality sand pump and sand dredger products but also providing custom product design, fabrication and after-sale service. If you have any questions or inquiries,  please fill and submit the following form, we will reply as soon as possible.

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