... max air temperature 80'C 3.industrial use to bake wood, tobacco, fruit, tea leaf, food. 1.air to air ... air temperature 80'C3.industrial use to bake such as wood, tobacco, fruit, tea leaf, food.4. a new environment- ... color and luster and high grade of tobacco products, improved price of dry tobacco;9. Not subject to temperature and ... 80’C), to meet the temperature requirement of tobacco drying;