These series of drying oven/ food dryer is typically used in food industrial and pharmaceuticals industrial .This oven adopt high efficiency fuel saving system, reasonable heat distribution, material heated equally, low energy , large output,double pitch roller chain driving, circulating drying, and balanced running, to dry the snacks such as puffed snacks ,inflating snack,nuts,fresh fruits,vegetables and other herbal.According to the requirements of purchaser we can provide this kind of baking equipment with different energy consumptions (gas / eletricity /diesel),layer and length. Features: 1.Multi-layer dryer has the compact structure, small occupying, large drying area, small surface area, slight radiating heat and high thermal efficiency. 2.The belt and the heat preservation use the stainless steel, it is very clean. 3.The net belt running speed can be controlled and change the food drying time in the dryer. 4.The temperature can be controlled willfully and designed according to the need.