This series single-stage crusher is a new generation high-efficient crusher designed and manufactured by introducing German advanced technology and optimal designing and structure improving. After many years of use and improvement, it has been developed to relatively mature fourth generation product. This single-stage crusher can crush the mined large-sized ores to the granularity of an average of 5mm for only one time, and it is the ideal product for replacing traditional two-stage and three-stage crushing method, thus simplifying the production process and saving infrastructure investment and production cost.