Vibrator / sifter / sieves from alisha machines are specially manufactured for particle separation in case of solids. In case of liquid and pasty materials these are used for wet sieving. They can also be operated under vacuum pressure. These are available in six decks. Liquid spraying can also be attached incase of special requirements. These are available in several decks. Inspection windows are provided with the sieves to observe vibration and flow of materials. These are placed below the discharge hopper and easily replaceable. The company provides inspection windows to observe the flow of materials.