Milling media PyroGuide PyroData
Milling Media are used inside ball mills to reduce coarse powder to a finer particle size. When ball milling black powder the media must be made from a nonsparking material like lead (often hardened, 4% Antimonial Lead is a typical hardened Lead to use for milling media) readily available at good fishing supplies stores or ceramic balls to prevent accidental ignition; steel and other ...