Pipeline applied to the fine processing line buckwheat hulls, buckwheat hulls can be removed in a hybrid (large stones and other foreign objects), grass bacillus (removal of> = 60%), a slight different (leather needle, broken rice), heavy different (small stones , large stones, buckwheat, buckwheat meters), but also on the buckwheat hulls polished. Plus with other devices such as, but for the classification. Water line has a yield (1000-2000 kg