High efficiency grain screener machine

High efficiency grain screener machine Product description There are three layers of sieve bottom of this machine. At first,the front screen will sort out the dust and samilar impurities. Then the main fan will select at last part. After the grains finished cleaning, it will be casted out by Grain Casting Machine to realise sort out the stone and mildew grains. This machine also solves the question of feeding grains after screened. First layer is for the big impurity, second