These series of roasting oven are widely used,it is used for drying all kinds of stick,piece,grsin etc,Shape inflating snack food,the user can choose different types of dryer according to layer,length or energy.The whole machine is compact design,logical and easy operatino.Driving system adopts double pitch roller chain driving,circulating drying,and balancedrunning,never jam.Drying temperature and time can be adjudted,effect of drying is capitally.With high effciency fuel saving system,reasonable heat distribution,material be heatedequally,low energy but large output.