The SAD separator qualitatively cleanses and calibrates absolutely all known types of seeds with performance on preliminary cleaning up to 4 t/h. Including such as: the seeds of the oats of the sunflower corn of the corn of the pea of the rice of the soy sorghum tmin Lena and many other grain crops due to high performance, both on preliminary and primary cleaning, the seeds are cleansed with the minimum amount of waste and marriage.