From this page, you can get the ball mill, the energy saving ball mill fan save power 18-25%, lubricant 70% ａnd cooling water 90%, ａnd comprehensively save energy above 20%. Regularly, it doesn’t need to change the main shaft in 10 years, which will save much maintenance fee ａnd labour hours. Main shaft lubrication uses grease, which is convenient ａnd clean ａnd prevents heavy metal pollution.This machine is made up of feeding part, discharging part, gyre part, transmission part, （decelerator, small transmission gear, generator, electrical control ） ａnd so on. The hollow axis adopts the cast steel ａnd the lining can replace , the rotating big gear processes in the way of casting rolling gear. The barrel body is wearable well ａnd bears wearable scaleboard. This machine run steadily ａnd works reliably.