... such as O,U 3 roller rolling machine Which is thicknss more than 50mmModelMax bending thicknessmmMax plate widthmmYield limitMpaDiameter of upper ... motion, up and down, parallel translation is display. This machine include pre-bending function. 3.The Main Structure:This equipment should be ... of Y series motor, gear pump , valves , oil tank, pipe and so on.Max pressure is 20 Mpa , testing pressure ...