Size reduction equipment directory and search engine. 5. Willy A. Bachofen AG: Manufacturer: Switzerland: DynoMill KD, horizontal bead mill with grinding container volume 0,3 l 600 l; DynoMill ECM, high efficiency agitator bead mill dynaMIX, three dimensional mixer from 100 l 1000 l; TURBULA, shaker mixer for smallest volumes