... grass output,30-200kw equipped motor power... 1. product name: sand dredger series2. introduction: Our dredgers equipped with 40-120 buckets,5 ... exploitation. ModelBucket No.Pontoon(LxW)mDredging Depth(m)Length of Sand/Waste Conveyor(m)Handling Capacity(m3/h)Total PowerReducer(model ... ,dredging,hard riverbed exploitation,etc.in 5-20m water depth. Sand Dredger Series