PYY series single-cylinder hydraulic cone type crushers are suitable for medium and large sized sand and mineral processing enterprise. They are used for the second, third, fourth crushing of mineral, rock and bedrock material. When it crushes materials, the crushing wall and rolling wall are driven by the deflection sleeve to complete the process. Material enters the crushing chamber through the upper hopper and is discharged after crushing and collected by another hopper. This series is characterized by high capacity, low cost, delicate structure, simple operation, less maintenance, broad application and high efficiency.