Aug 30, 2019· The size of the ball mainly depends on the particle size of the material to be ground, and the diameter and speed of the mill can be considered appropriately Formula (1-15) is an empirical formula for spherical diameter and feed size dmax — The maximum diameter of steel ball, mm; amax — the maximum size of feeding granularity, mm
Get MoreFeb 13, 2017· the apparent difference in capacities between grinding mills (listed as being the same size) is due to the fact that there is no uniform method of designating the size of a mill, for example: a 5′ x 5′ ball mill has a working diameter of 5′ inside the liners and has 20 per cent more capacity than all other ball mills designated as 5′ x 5′ where ,
Get MoreAug 02, 2013· Based on his work, this formula can be derived for ball diameter sizing and selection: Dm
Get MoreExit about 5 – 110 cm lower than the center line of the overflow mill Comparison of Tumbling Mill Characteristics Ball Mill Design A survey of Australian processing plants revealed a maximum ball mill diameter of 524 meters and length of 884 meters (Morrell, 1996) Autogenous mills range up to 12 meters in diameter
Get MoreJan 05, 2016· Single wave liners are recommended for larger size balls (50mm/25″ and larger) The number of the lifters to the circle equals approximately 66 D in meters (for D in feet, divide 66 D by 33) The liners are from 50 to 65 mm thick (2″ to 25″) with the waves from 60 to 75 mm (25″ to 3″) above the liners
Get More