In cone crushers for primary crushing, the stationary conical bowl is mounted with the apex on the bottom, and the crusher cone is steep, with an angle of about 20° at the top. In cone crushers for secondary crushing and pulverization, the crusher bowl is mounted with the apex up; the cone is flat, the angle at the top is about 100°, and the ...
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Jaw crusher is one of the most important crushing machines in the stone ... used for crushing stone materials, pebble and coal and be called stone jaw crusher, ... the raw materials, so that is also called primary jaw crusher or primary crushers.