ring crusher

ring crusher

[′riŋ ‚krəsh·ər]
(mechanical engineering)
Solids-reduction device with a rotor having loose crushing rings held outwardly by centrifugal force, which crush the feed by impact with the surrounding shell.
References in periodicals archive ?
As the originators of the roiling ring crushers, American Pulverizer has become one of the most diversified suppliers of reduction equipment worldwide.