Conveyor dryer DUEX conveyor-belt dryer is SS 304 / 316 based for food drying of various sizes be it grain, spices, fruits, powder or vegetables. Conveyor dryer also known as tunnel dryer comes in standard length of 10 / 15 / 20 ft and multiply DUEX conveyor dryer has range from 100 kG/ hr to 10, 000 kG per hr capacity