... pharmaceutical, chemical, foodstuff, light industry and heavy industry.Working principleThis machine is made up of oven, connecting pipage, fan and heat ... exchanger etc. The main feature of this machine is easy operation, temperature controllable, wild application, and strong practicability ... consumption: 300Kg/h7. Dimension: 4.1m×2.0m×1.2m open type drying machine (heat by steam)