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Advantages Of Freeze-drying
Apr 10, 2018

Freeze drying has the following advantages:

A. Freeze-drying occurs at low temperatures, so it is especially suitable for many heat-sensitive substances. If or lose the vitality.

2. When dry at low temperature, some volatile components in the material lose very little and maintain the original nutrients.

3. In the freeze drying process, the growth of microorganisms and the role of enzymes cannot be carried out, so the original shape can be maintained.

Four. Because it is dry in a frozen state, the volume is almost constant, maintaining the original structure, and no condensation occurs.

Five. After drying, the material is porous and spongy. After adding water, it dissolves quickly and completely, restoring the original shape almost immediately.

Six. Because it is dry in a vacuum and has very little oxygen, some easily oxidized substances are protected.

Seven. Drying can exclude 95-99% of water, so that the product can be preserved for a long time without deterioration.

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