... :800m Hydraulic Cutter Suction Dredger , Chinese dredge silt machine Product DescriptionHydraulic Cutter Suction DredgerCapacity: 400 CBM/hPower: 720kwDischarge Distance:800m Product Feature1 For sand ... winch and cutter head of the dredgers are driven by hydraulic motors. An integral hydraulic system includes hydraulic oil tanks, hydraulic pump, hydraulic valve manifold, solenoid valve, hydraulic ...