Prokop eltex [ india ] pvt. Ltd., the sister concern company of eltex group of companies manufactures and exports dry stoner. The dry stoners are used for separation of small stones and glass or metal particles from the grain mass in dry process based on different specific weights of the admixtures and grain. They are applied in flour mill cleaning sections. These can also be used for cleaning of other dry, gravity flowing grainy materials. The pvs 15 model of the dry stoner features two sieves one above the other where the upper one is covered by perforated sheet for separation of coarse impurities and admixtures. The features of the products are as follows.