3. drying, cooling
, drying, using cold (freeze drying) is the drying. Use the sublimation of the water by freeze-drying meat before then to pull water out of a piece of meat in a vacuum. The product has to be expensive, which is often used. Fill with meat in soup in the process of drying, this method would have to reduce the temperature of the meat down to freezing point so quickly that the water in the frozen meat. When exposed to heat up under vacuum pressure is right. Will cause ice to sublimate into water vapor was possible without changing a liquid state before. The random controlled vacuum to atmospheric pressure 1.0-1.5 mmHg, temperature 43 degrees Celsius will cause ice to sublimate into. Have the best products The moisture content is below 2.0 is a porous, spongy original shape well and can continue rehydration. Easy restore
การแปล กรุณารอสักครู่..