Let's take a look at the principle of the vacuum dryer. It extracts moisture from the air, heats the air using a hot air circulation system, and then heats the air to a certain temperature, and discharges the moisture in the air through an exhaust system, so that the surface of the food reaches a certain degree of dryness. If you are interested in this product, you can leave a message in the comment area, or contact us for a quote.