Crusher is widely used in mining, smelting, building material, highway, railway, water conservancy and chemical industry and many other industries. Cone crusher crushing ratio, high efficiency, low energy consumption, uniform particle size, suitable for secondary and tertiary crushing of various ores, rocks. In the course of their work, the spindle fracture is a common fault…

Mechanism of sand is refers to the natural rock mechanical crushing the crusher equipment, then filter into a rock particles. Mechanism of sand and sea sand than natural sand, has the advantages of stable quality, reasonable grading. But with the improvement of building the indicators, natural sand because of difference of regional distribution and the…