Automatic Type Flash Dryer has the feature that the feed rate is adjusted automatically as per the variation in moisture content in material thereby achieving consistent product quality. The Dryer is a continuous drying plant and is fully automatic requiring no handling of human involvement. The Dryer works on very low drying as well as residence time and the feed is fed in to the venturi throat by means of screw conveyor in controlled manner. The Automatic Type Flash Dryer has the feature that the drying air passed through the venturi, conveyed to the flash drying duct of high velocity and comes in contact with the material.