Improved mechanical sieving unit with newly designed spring mechanism facilitates free movement of the particle on the screen. Gradation will take place according to the mesh size of the screens provided. Mostly Used For: Pharmaceutical Powders, Cosmetics, Bulk Drugs, Metal and Ceramic Product, Food Products, Liquid Slurries, Paints, Granules, straining of suspended particles from liquid etc. Sizes Available: 300 mm, 500 mm, 750 mm, 900 mm, 1200mm, 1500 mm in single deck, double deck, triple deck etc.