If there is a need for e.g. powdered bentonite or coal, here is how I built my homemade ball mill.More DIY Projects: https://
This is my Homemade DIY Ball Mill. We use this in refining homemade soaps but plenty others use them making pyrotechnics and black powder. What you need to m...
1. Fill the container with small metal balls. Most people prefer to use steel balls, but lead balls and even marbles can be used for your grinding. Use balls with a diameter between ½ and ¾ inside the mill. The number of balls is going to be dependent on the exact size of your drum.