Types Of Crushers Used In Mines

Gyratory crushers are principally used in surfacecrushing plantshe gyratory crusher figure 6 consists essentially of a long spindle, carrying a hard steel conical grinding element, the head, seated in an eccentric sleevee spindle is suspended from a spider and, as it rotates, normally between 85 and 150 rpm, it sweeps out a conical path within the fixed crushing chamber, or.