Rotary Type Vacuum Dryer has good thermal efficiency and consumes less power. The Dryer is capable of sweeping entire internal surface that allows the material particles to come in contact with heated surface. The Dryer comes equipped with helical faced blades mounted on agitator shaft, which thoroughly mixes the material with shearing action. The Rotary Type Vacuum Dryer is offered with a bag filter preventing the material loss after drying process.