This  equipment is used for the bimetal disc testing and automatical sorting according to their open temperature and close temperature.
      The bimatel discs are took by  transmission line through a  series of  tunnel furnaces that can be set up  any temperature by user.   The bimetal discs are sorting at the temperature points of every tunnel furnaces.
         It is a high effecency device that can finish sorting of  23000 discs per 8 hours.