german francais
Millery, millery, dusty soul, how many sacks have you stole? (English Nursery Rhyme)

The Aspirator


Before the grain can be ground, it has to go through different grain cleaning machines. The first step of cleaning is done by the aspirator. It works on two different principles: separating grain from weeds and other material in a jet of air according to different weight, and separating through shaking sieves according to different size of the material.
How the Aspirator does work: