1956 Acquisition of license to manufacture batch mills

A special agitator shaft with symmetrically arranged agitator pegs and sleeves of tungsten carbide for wear protection devel- Vertical, batch operation mill for the preparation of tungsten Ideal flow behaviour due to a special agitator peg arrange-ment and the hemispherically shaped chamber floor integrated screen plate for grinding media separationIntensive cooling through a double-wall grinding tank and cooled circulation pipeline

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Development of the first continuous agitator bead mill

Product inlet via rotor / immersion tube system prevents back flow of grinding media into the feed line.

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Bottom up & Top down

Generally, there are two ways to obtain nano-