... upper and lower quadrangled wheel, active power, main reducer, main frame and other components. It is mainly ... screen, gold selecting combinational chute and bucket, gold washing machine (roughing device), jig (cleaning equipment),it is used ... up of the tape conveyor belt, chute, motor, reducer, it is used for the abandoned gravel and tailings4 ... business negotiation. 2012 Newest Gold Dredging Machine