More about freeze dryers
Large freeze dryer is also called producing freeze dryer, it can be divided into 2 parts, one is for biopharmaceutical and the other one is for food applications. There are appearance differences. The large freeze dryer for biopharmaceutical has a structure of squared cabin type and the structure of freeze dryer for food is round cabin type.
The main reason causing this difference is that biopharmaceutical has a more stricter condition comparing to freeze drying food, therefore the system has relatively high requirements, leading to higher price of biopharmaceutical freeze dryer comparing to the other type of freeze dryer. Squared cabin type increases the whole utilization.
Food freeze dryer is produced follows GMP requirements, It uses the 304 Food grade stainless steel, the inside of freeze dryer is polished, and the outer side of the freeze dryer is covered with sand blasting. The tray and the touching place are all made by 304 Food grade stainless steel, the cost-performance is great and it does not require much energy. It can be used in various fields, for example, fruit, vegetable, seafood, meat, instant drink, and even pet’s food.
The products made by food freeze dryer has much higher quality of products comparing to high-temp dried food. The freeze dried products have longer shelf-life, and preserves most of its nutrients.
