SANYYO hydraulic crushers is upgraded and improved on the basis of the ordinary jaw crusher, Advanced crushing, design and manufacturing technology from abroad have been absorbed during its development. Compared with the traditional jaw crusher, this version of hydraulic jaw crusher shows its unparalleled superiority in terms of service file, maintenance frequency and failure rate. Thanks to the unique cavity designed and automatic hydraulic stone crusher adjustment device installed, its efficiency has been greatly improved. It is usually used as primary crusher. It is also the priority choice of crushing extremely hard and abrasive material.