Feeder Outline and Selection Use the following two tables to determine the size of the feeder best suited for your application. For information on how to select an ARBOflex feeder click here to download the product outline. Volumetric Feeders Type Feeding Module Size Feed Rates (lbs/hr)* 80 110 165 220 KDA-VV/... Vibratory Tray 0.5-500 25-2,500 50-5,000 100-12,000 KDA-VS/28 Single Screw 6-330 depending on screw selection KDA-VS/28 Twin Screw 0.5-220 depending on screw selection KDA-VS/36 Twin Screw 60-1,200 depending on screw selection KDA-VS/60 Single Screw 100-1,300 depending on screw selection Gravimetric Feeders Type Feeding Module Size Feed Rates (lbs/hr)* 35 100 300 KDA-DV/... Vibratory Tray 10-1,200 40-4,000 100-12,000 KDA-DS/... Single Screw 70-700 300-3,000 900-9,000 KDA-DS/... Twin Screw 35-350 150-1,500 500-9,000 KDA-DB/... Belt - 200-2,000 - KDA-DP/... Pump 20-1,000 100-5,000 240-12,000  *BD for solids = 31 lbs/cuft  *BD for liquids = 61 lbs/cuft