ISO Drum and Back Drum Roll Screen is used in metallurgy of iron ore, sinter, ... the test and dr ISO Drum and Back Drum Roll Screen is used in metallurgy of iron ore, sinter, ... . Aircraft design, fully sealed, electromechanical integration, environmental protection, shaking screen and out of the drum using electrical control; and out ... -1Dimension1430*860*918mmWeight190kg Drum and Back Drum Roll Screen