Micro-thermal freezer dehumidifying dryer, dried through cooling compressed ari, then dehuidified by moiecule screen to ensure heated air with low dew point enter into drying tower, and dry the raw materials, no need of air circumfluence and recycle, with excellent dehumidifying effect.

Characters: (1): Pressure dew point<-70C, (2): Eight-hours standard recycling, automatic punch functon, guaranteed over six years longevity. (3): LCD screen: PLC control, automatic alarming when mechanical failure and super-high temperature and automatic shutdown. (4): The dew point meter shows the dew point of the air, stable dew point without curve fluctuating.