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How does freeze drying works?
Asked by unknown
1 Answers
Raw or cooked foods are placed in the freeze dryer where they are frozen to between -30 degrees and -50 degrees Fahrenheit. Once frozen, the freeze dryer creates a vacuum in the food chamber. As the food is gradually warmed, the water turns to vapor and evaporates out of the food (sublimation).
Isn’t a new freeze dryer more preferable to a used one ?
Asked by unknown
1 Answers
Sure. But consider the fact that a new Freeze Dryer often costs 400% more than the same model used, and your product drying protocol may never need the features incorporated in a new lyophilizer. Understand that Freeze Dryer manufacturers have to design these units to meet a wide variety of drying performance and applications. Your product may neve
What brand of freeze dryer is best?
Asked by unknown
1 Answers
The one that meets your specific needs and has the performance needed for your product. Before buying any Freeze Dryer, new or used, inexpensive or costing hundreds of thousands of dollars, you will need to know some of the drying characteristics of your product. Basically, the highest optimum temperature at which the product can be lyophilized sho