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Application of Freeze Dryer in Cosmetics
With the continuous improvement of our living standards and quality, people have higher and higher expectations for the quality and effects of cosmetics in recent years. Because we can use a vacuum freeze dryer to obtain biological preparations at ultra-low temperature, which will promote the development of cosmetics towards a purely natural and functional orientation. In addition, a vacuum freeze dryer is used to produce cosmetics, which can preserve the activity, ingredients and quality of biological agents.
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Differences Between Freeze Dryer And Spray Dryer
Dryer refers to a mechanical device that uses heat energy to reduce the moisture content of materials. It is used to dry objects. Usually, there are adsorption dryers, spray dryers, and freeze dryers. As common drying equipment, freeze dryers and spray dryers have many differences, but few people know the following three differences.
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Freeze-drying operation precautions for vacuum freeze dryer
Freeze drying of a vacuum freeze dryer refers to the process of removing moisture or other solvent from a frozen biological product by sublimation. Sublimation refers to the process of solvents, such as water, like dry ice, which does not pass through a liquid state and changes from a solid to a gaseous state.