Mill (grinding) - Wikipedia
A 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), working animal (e.g., horse mill), wind or water ().gold ore wet processing grinding ball mill,Feb 11, 2017 · Stamp Mill, Stamp Mill Suppliers and Manufacturers at gold ore wet processing grinding ball mill. gold ore wet processing grinding ball mill offers 532 stamp mill products. About 9% of these are mine mill, 1% are milling cutter, and 1% are flour mill. A wide variety of stamp mill options are available to you, such as ball mill, raymond mill.gold mine rock ball mill for grinding gold mine - Mineral,,Mar 24, 2016 · Small Scale Process Forged Steel Gold Mining Ball Mill Machine For Sale. Add to Compare . Overflow Mine Grinding Mill Machine Gold Small Ball Mill For Sale. Add to Compare .. suitable for hard rock gold ball mill for sale. Add to Compare.