Crusher - Wikipedia

A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. .... The movement of the swing jaw can be quite small, since complete crushing is not performed in one stroke. The inertia .... to escape. There are two types of impact crushers: horizontal shaft impactor and vertical shaft impactor.

Kleemann - Crushing technology - Jaw crusher - Kleemann

Jaw crushers operate according to the principle of pressure crushing. ... This occurs until the material is smaller than the set crushing size. ... The SNH impact crushers are the so-called secondary impact crushers and are mainly used in the...