LSY Series Screw Conveyer 1. high quality,high efficiency 2. professional manufacturer Series Screw Conveyer1. This series of powder conveyer screws are a ... powder, fly ash, mineral powder etc.2. LSY series screw conveyer is a new transportation equipment which pushes materials continously by ... 9)LSY300-9(12,15)Metric diameter of screw (mm)185185237305Length of screw conveyer (m)68(9)8(9)9(12,15 ...