Where Your Flour Comes From Roller amp; Stone Milling
31/03/2020#0183;#32;Roller mills. Nowadays, stone mills are still used by mostly smaller millers. As of the early 20th century the majority of millers uses roller mills nowadays. These are more efficient and easier to handle. Instead of using two round stones that (almost) touch with their flat sides, roller mills using two parallel cylinders. The cylinders align next to each other and the wheat passes through