... a variety of grains (such as: wheat, corn, rice, sunflower seed, barley, beans, sorgh 5XZ-5A Gravity separatorUse and application of ... , worm-eaten grain, smut disease grain, bad grain, germinate grain, shell grain, and also other impurity which the weight is difference ... with good grains. After seed through selecting, the weigh of per thousand, clean rate, ...