Ordinary free forging hydraulic press is suitable for free forging of metal materials and forging of fetal membrane. It has functions such as quick forging, constant forging and pressure holding, and meets the forging process requirements of upsetting, drawing, punching, reaming, bending and offset shifting.The professional hydraulic press for ring rolling and blank making has automatic blank centering device and swing arm punch device, which can quickly complete upsetting and punching of materials. It is mainly used in conjunction with CNC radial and axial ring rolling machines.