Mill (grinding) - WikipediaA mill is a device that breaks solid materials into smaller pieces by grinding, crushing, or cutting. Such comminution is an important unit operation in many processes. There are many different types of mills and many types of materials processed in them. Historically mills were powered by hand (e.g., via a hand crank),.مطحنة عمودية peblle,Pebble Mill Application and Design - Paul O. AbbePebble mills also known now as ceramic lined mills are a type of ball mill and are used in the size reducing or milling of hard materials such as minerals, glass, advanced ceramics, minerals for ceramics and . This design allows the vertical loading and unloading of jars without having to lift a heavy jar on and off rollers.
مطحنة عمودية peblle