... oil cylinder is applied for upper transmission, provided with mechanical limit stopper and synchronous torsion bar, typical of stable ... 45´5. With slowly falling function, the worker can control the machine easily.VI. Technology ParameterNO.ItemParameter valueUnitRemark1Nominal force2500KN ... force of system22Mpa 10Motor power18.5Kw E200 CNC control system hydraulic metal sheet press brake, box-bender