Jaw crusher is mainly used for medium-si愛場zed crushing of various ores and bulk風呢 materials, widely use地是d in mines, smelting, bui制他lding materials, roads, railways靜市, water conserv南新ancy and chemical子化 industries. The highest crushing要秒 material is 320MPa. Performanc門校e characteristics of the broken ratio, 用習product size un視對iformity, simple str窗問ucture, reliable performance視木, easy maintena服問nce, low operating c黑放osts.