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vacuum freeze dryer machine price
Key words:
Principle of vacuum freeze-drying
1. Definition and advantages of vacuum freeze-drying The product is completely frozen and the ice crystals are sublimated under certain vacuum conditions, thus achieving the purpose of low-temperature dehydration. This process is called freeze-drying The freeze-dried solid material exhibits a porous structure due to the sublimation of tiny ice crystals and maintains its original frozen volume. Upon addition of water, it easily dissolves and reverts to its original state.
Key equipment for the preparation of freeze dryer
The freeze dryer is the core equipment for the preparation of functional materials, and the freeze dryer integrates a number of technologies such as low-temperature freezing, vacuum drying and precision control, which provides technical support for the development of new materials.
Key words:
Air intake problem of vacuum pump in vacuum freeze dryer
There are four common problems in the operation process of vacuum freeze dryer，Air intake problem of vacuum pump in vacuum freeze dryer
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