Crusher Milling Grinding
521 SEPARATING, CRUSHING, MILLING, CHOPPING, GRINDING, AND RELATED OCCUPATIONS. This group includes occupations concerned with setting apart materials in a mixture by filtering, sifting, straining, squeezing, precipitation, centrifugal pressure, or agitation, and breaking materials and reducing them to smaller size by compression, chipping, and smashing.Milling. Milling is also used to crush cane sugar, to facilitate the extraction of sugar in sugar and rum factories. Crushing. Grinding milling is applied in sectors in the food industry where dry solid materials are processed, for example, the animal feed industry, food products in flour milling industry, breweries, sugar industry, dairy.