What is the difference between high-frequency vacuum dryer and traditional drying?

High-frequency vacuum drying is a combination of high-frequency medium heating and vacuum low-temperature drying. It is a relatively fast drying method with low rejection rate, especially suitable for drying hardwood and heavy wood. Traditional drying methods include hot chamber drying and hot air drying. These processes are not only difficult to solve in drying time, but also destructive to the product, and it is difficult to maintain the integrity of the original product. It must be said that the traditional drying equipment has great disadvantages in drying and drying.