A freeze dryer is an insanely cool machine that can save a lot of food and other items you’d like to keep fresh. It does so by removing their moisture, or water. For one, it keeps the items at frigid temperatures. Then it reduces the pressure around the items so the ice will transform to gas without passing through a liquid state. This is known as sublimation.
All of the vacuum freeze dryers of vital use is to keep the food fresh. When it sops out the moisture in food, that helps it taste fresh for a long time. It's perfect for fruits, veggies even leftovers!
An air freeze dryer is used to freeze and then remove the moisture from items. Since the water freezes, it leaves a vacuum, which allows the trapped frozen water to transform into a gas without going through a liquid phase. This way, the item remains fresh by removing the moisture from it without damaging the items construction or nutrition attributes.
And, that's effective because it gently removes water. Unlike conventional drying methods (like heat drying and air drying) that destroy the quality of the item due to the application of heat, freezedryers preserves the texture, flavor and nutritional value of the item.
Another reason is that it preserves the nutrients in the ingredients. Thanks to the freeze drying process there is no heat used so vitamins and minerals are preserved, which means it is a good food option for the health conscious.
When choosing a vacuum freeze dryer, consider a few things. First, consider the size of the machine to be sure you can fit the items you’d like to save. Also keep in mind the price and cost of operation.
If you intend to keep food around whether to buy in bulk to relieve yourself of mid-week grocery trips, to perfect meals and serve professionally or to put in jars in your pantry make sure that the machine is capable of supporting and properly cleaning for your food. If you’re keeping the skin care products, find a budget one that maintains temperature control well, and dries softly and rapidly to maintain the products like they’ve been.
Our ISO9001 and CE-certified manufacturing processes include comprehensive pre-shipment testing and a one-year quality warranty, guaranteeing equipment reliability, safety, and compliance with international standards.
We provide complete end-to-end support from custom design and engineering to production, installation, and after-sales service, ensuring seamless project execution and reliable long-term operation for clients worldwide.
With 20+ years of focused experience in vacuum freeze drying and cold chain technology, supported by 60+ national patents, we deliver innovative, energy-efficient systems tailored to a wide range of industries—from food and herbs to pharmaceuticals.
As a factory-direct manufacturer with a 12,000 m² production base and 120+ skilled employees, we maintain strict quality oversight from sourcing to assembly, offer cost-effective pricing, and back every system with a responsive, professionally trained technical support team.
Copyright © Jiangsu Bolaike Refrigeration Science And Technology Development Co., Ltd. All Rights Reserved Privacy Policy Blog
EN
