press machine,hydraulic machine,four column hydraulic machine,semiautomatic,PLC control This series of press is applicable for such processes of ... system,oil cooler,touch industrial screen,knockout device-hydraulic or mechanical type.Fast die clamping mechanism,imported ... mm) Power of motor(KW) Weight(t)Y71-40 400 28 250 350x350 500 350x350 2.2 ... 74 52 Y71 -400T four column hydraulic press machine