how to make a ball mill for gunpowder
Jul 17, 2012·MakingBlackPowderwitha Ball Mill. Just so you know what''s going on. This is me in my backyard. I am using a homemadeball millI''ve had for 20 years, and Skylighter''s ½" antimonyhardened lead balls. Check out my fancydancymilljar! It''s a onegallon plastic mayonnaise jar stuck inside a large coffee can for reinforcement.