In flour mills, the vibro sifter is used for the separation of bran and flour. It helps increasing the extraction rate of the flour mill. There are two types: vibro sifter for bran and vibro sifter for flour. Working with vibration; the vibro sifter consists of a scraping wheel placed in a drum. The drum is made out of sifter sieve for flour vibro sifter and it is made of perforated sheet for bran vibro sifter.