How to Ball Mill Chemicals Safely — Skylighter, Inc.
How to safely and effectively use a ball mill to grind pyrotechnic chemicals and black powder. I have some lump charcoal that just came out of my retort after I cooked it, and I want to turn it into airfloat charcoal. ... In making black powder, I''ve found that a material charge of 15 ounces of potassium nitrate, 3 ounces of airfloat charcoal ...