Building a Ball Mill for Grinding Chemicals
Learn how to build a ball mill for grinding solids into fine powders. Commercial ball mills can cost more than $100, but with this tutorial you'll be able to make one that works just as well for no more than $30! Background . Ball mills are used in chemistry and in industry to grind hard solids to a very fine powder. They are very similar to rock tumblers. Basically, the idea is to rotate a




































