News - What Is a Freeze Dryer?
A freeze dryer works in three phases: 1. Freezing 2. Primary Drying (Sublimation) 3. Secondary Drying (Adsorption) Proper freeze drying can reduce drying times by 30%. Phase 1: Freezing Phase. This is the most critical phase. Freeze dryers use various methods to freeze a product. Freezing can be done in a freezer, a chilled bath (shell ...
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