Pneumatic Stirrer Agitator is also called pneumatic mixer, air mixer or air operated agitator. This machine uses compressed air or air bubbles rather than electricity to homogenize powders or other materials. Blenders in this machine comprise a mixing silo or at times a conveyor tube with an inverted conical deflector that is facilitated at the top for spreading the material properly. This type of agitator uses for the products which are flammable and can not work with induction motor.