### Ball Mill Critical Speed - Mineral Processing & Extractive Metallurgy

Jan 22, 2016 ... A Ball Mill Critical Speed (actually ball, rod, AG or SAG) is the speed at which ... The Formula derivation ends up as follow: Critical Speed is: Nc...

Chat Online### SAGMILLING.COM .:. Mill Critical Speed Determination

The "Critical Speed" for a grinding mill is defined as the rotational speed where ... This is the rotational speed where balls will not fall away from the mill's shell. ... You may use the Mill Liner Effective Width calculation to determine this value.

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