http://www.cmtnc.com - For complete bulk material handling solutions visit Carolina Material Technologies. The GeoMate™ Vibratory Feeder is a mass flow batching system based upon the exclusive GeoTray™ feed tray and MassMate™ mass flow hopper. Mass Flow Feeding, High Frequency Dribble Feed, Instant Off and No Moving Parts make it the Batching feeder of choice for a wide variety of dry bulk products.