Issue link: https://www.e-digitaleditions.com/i/1011821
powderbulk.com PBE August 2018 39 Flexible screw conveyor Conventional screw conveyor Aeromechanical conveyor Pneumatic conveyor Tubular cable drag conveyor Heavy-duty drag chain conveyor Ultra-heavy-duty drag chain conveyor Troughed belt conveyor Cleated belt conveyor En masse conveyor Bucket elevator Vibrating conveyor • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 1 1 1 • • • • • • • • 1 1 1 1 • • • • • • • 1 1 1 1 1 • 1 1 1 • • • 1 1 1 1 1 • 1 1 1 • • • 1 1 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 2 2 • • • • 2 2 1 1 1 • • • • • • • 3 • • • 3 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 5 • • • • 5 5 • • 5 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 5 • 4 • 5 • • • • • • • • • • • Conveyor selection chart* *Note: Courtesy Spiroflow Systems, Monroe, NC. General features High volume Medium volume Low volume Variable conveying rate Low maintenance Low installation costs High installation costs Low energy consumption High energy consumption 0 to 65 feet (0 to 20 meters) 66 to 98 feet (20 to 30 meters) 98 to 394 feet (30 to 120 meters) More than 394 feet (120 meters) Functional features Totally enclosed Multiple inlets Multiple outlets Multiplane path Can elevate Variable conveying rate Self-cleaning Dust-tight Gentle action Pressure-tight Self-feeding Requires dust filtration Bulk materials handled Sludge Slurry Moist Dry Hot Cold Hygroscopic Maintains blend Key: 1 Multiple linked conveyor configurations allow longer conveying routes 2 Requires multiple conveyors & drives 3 Extremely restricted elevating capabilities 4 Requires additional features to condition motive air 5 Application-dependent