Jaw crusher is crushing stone equipment with long history. It is widely used in metallurgy, mechanical industry, building material, power, transportation until now, because it is simple in structure, b, reliable, easy for maintenance and repair, and with low cost. It can crush rocks with strength of 147-245Mpa. As everybody knows, the main disadvantage of jaw crusher is that lifetime of jaw plates is short. In order to solve this problem, our company has developed special material for it. Also fluid coupling is used in large model jaw crusher to improve start process, and avoid overload.
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