Ball mill understanding optimisation Mill Grinding in Ball Mill Fine grinding 2nd chamber Cascading of grinding media A A Coarse grinding 1st chamber Cataracting of grinding media 31 HGRS Tikaria Mill Workshop SEPT 07 Ball filling degree f Power [%] 98 93 85 Typical range 75 20 25 30 35 40 45 f [%] 32 HGRS Tikaria Mill Workshop SEPT 07 Steps of Grinding Coarse Grinding Medium Grinding Fine Grinding 33