how to calucalate the ball mill speed in malaysia

The point where the mill becomes a centrifuge is called the Critical Speed and ball mills usually operate at 65 to 75 of the critical speed. Ball Mills are generally used to grind material 1/4 inch and finer down to the particle size of 20 to 75 microns. get price. Chat Online; formula-to-calculate-critical-speed-in-ball-mill