... Usage in AAC plantBy usage,Ball Mills can be diveded into dry ball mill and wet ball mill.Dry ball mill is used in secondary ... fineness has meet the requirements already,then ball mill won’t be needed.Wet ball mill is used to grind mixture of ... ,main motor,electric control,etc.3.Working PrincipleBall Mill is driven by asynchronous motor,the motor drives ... .075-0.425-3047567.3 energy saving ball mill