Ball Mill an overview ScienceDirect Topics. The ball mill is a tumbling mill that uses steel balls as the grinding media The length of the cylindrical shell is usually 1–15 times the shell diameter Figure 811The feed can be dry with less than 3 moisture to minimize ball coating or slurry containing 20–40 water by weight. Read Morecoal crashing milllCoal Mill Machinery Crushing Mill Features of Coal Grinding Mill Air Swept Coal mill is with rim drive motor drives the grinding mill to rotate through reducer and gears Grinding storehouse adopts modular layout so that coal mill has greater adaptability to the moisture of raw coal improving the mill s grinding capacity .Grinding Mill R Hunt & Co. England - Crusher MillsDrying of Chillies. Atlas No 1 handpower grinding mill R J Hunt & Company Limited c/o Bentall Simplex Industries Limited …. United Kingdom Tel: 01444 440091 Fax: 01444 440272.