... 3. good quality,good solubility 4.GMP standard Vacuum belt dryer plant Specificationslow temperature, fast drying time, keep tea ... color ,low consumption ,high output .etc.Application ScopeVacuum belt dryer(VBD) is used in drying all kinds of liquid ... by means of spray dryer, For these materials ,Vacuum belt dryer is best choice.Working PrincipleVacuum belt dryer can accomplish continuous feeding ...