Description of Double-Conical Vacuum Dryer: we are a professional powder drying equipment manufacturer, we provide more than hundred sets of powder dryer machine for our users every year. The heating media such as high temperature heat transfer oil, middle temperature steam and low temperature hot water are available for our products. When drying viscous materials, we can design the special “copying” mechanism or set balls in the tank for you. Applications: It is suitable for concentration, mixing and drying of powder, granular and fibrous materials in such industries as chemical industry, medicine, food, etc., and materials that require low temperature drying(such as biochemical products), and is more suitable for drying of materials that are easy to oxidize, volatize, heat sensitive materials, irritant and poisonous materials, and materials in which breaking of crystals is not allowed.…