Ball mill - WikipediaA ball mill is a type of grinder used to grind and blend materials for use in mineral dressing . For systems with multiple components, ball milling has been shown to be effective in increasing solid-state chemical reactivity. Additionally, ball.crushing grinding chemistry,Bond F.C., 1961. Crushing and Grinding Calculations - ScribdSince neither theory agrees with commercial crushing and grinding results, the author developed the Third Theory in 1951.3 . British Chemical Engineering.