Hydroman Hydraulic Gravel Gold River Submersible Dredging Pump Description: Hydroman Hydraulic Gravel Gold River Submersible Dredging Pump are suitable for 120, 150, 220, 240, 300, 330, 360 and other small, medium and large series of Excavators. Besides, they are specialized for those circumstances that are difficulty to dig, such as much more water and watery sludge and sand. Remove the bucket and connect to the hydraulic mortar pump, concentration of extraction with high efficient and density could be achieved. The work efficiency improves greatly with the matching hydraulic dredge pump and long-distance transportation is also realized. In addition, The dredge pump could be equipped with hydraulic station and applies to the harsh environment. Hence, several difficulty conditions could be dealt with such as excavators digging ineffectively, long-distance transportation of mud and mortar, lack of electricity supply and frequent switching conditions. In conclude, it can supply to various conditions.