The pilot freeze dryer must be pre-frozen before operation and use. The pre-freeze needs to prepare a low-temperature refrigerator, minus 40 degrees Celsius, or minus 80 degrees Celsius low-temperature refrigerator, and place the items to be dried in a low-temperature refrigerator or liquid nitrogen It usually takes about four hours....

 Bench-top type Freeze Dryer  is one of the drying methods, the purpose is to store items....

The pilot freeze dryer must be pre-frozen before operation and use. The pre-freeze needs to prepare a low-temperature refrigerator, minus 40 degrees Celsius, or minus 80 degrees Celsius low-temperature refrigerator, and place the items to be dried in a low-temperature refrigerator or liquid nitrogen It usually takes about four hours. ...

Commercial vacuum freeze dryer is composed of refrigeration system, vacuum system, heating system, electrical instrument control system....

Freeze dryer is widely used in the processing of medicine, food and so on. However, due to the uninterrupted nature of freeze-drying production, once the freeze-drying machine fails, it will seriously affect production and cause losses to the enterprise....