19 inch hydraulic cutter suction dredger 1.Dredging depth:1.5- ... .Output:200-400m3/hr(15% consistence) 3.Factory after-sale 19 inch hydraulic cutter suction dredger1. Main parameters 1.1 Main ... road, railway or water, and easily resembled in working place. 19 inch hydraulic cutter suction dredger