... . 2,According to process needs. 1, This series of hydraulic press for plastic materials,to suppress processes ... well as repression of nonmetallic materials forming. 2, With relay control and PLC control of two kinds of ... auto-return action.The middle of the top table with a device ,in addition to top-out of ... process needs,within the provisions of regulation . YT32-63 series 4 column hydraulic press