
grinding mills . media ball sizes for example range from about 20 mm for fine grinding to 150 mm for coarse grinding tumbling mills are typically employed in the mineral industry for primary grinding (i e stage immediately after crushing) in which particles between 5 and 250 mm are reduced in size to between 25 and 300 m in stirred mills the mill,mills grinding ball mill seattle,ball mill for sale grinding machine jxsc mining. 2021-1-10 ball mill is the key equipment for grinding materials. those grinding mills are widely used in the mining process, and it has a wide range of usage in grinding mineral or material into fine