... , stirring axis 8, transmission Rake vacuum dryerRake vacuum dryer, a simple structure, easy to operate, use the long ... in the rotation against the mixing of the rake teeth, walking back and forth axial materials, ... updated by the indirect steam heating, the rake teeth Uniform mixing, grinding rods to smash ... vacuum pump from the exit of the short.Rake vacuum dryer the main components 1, Shell 2 ...