Y21 series hydraulic punching machine can be used to realize two kinds of action stroke:high-speed blanking of mechanical punching machine and stretching of hydraulic punching machine.the transmission and force part of the machine is hydraulic with smooth transmission,low noise,complete functions,high production efficiency,stability and reliability.
| Technical parameters | | YJH21-100T | YJH21-160T | YJH21-200T | YJH21-250T |
| Nominal pressure（KN） | | 1000 | 1600 | 2000 | 2500 |
| stroke（mm） | | 270 | 300 | 350 | 360 |
| Maximum slider opening（mm） | | 520 | 600 | 700 | 750 |
| The slider velocity（mm/s） | Under the fast（mm/s） | 50-300 | 50-300 | 50-300 | 50-300 |
| Work into（mm/s） | 3-17 | 3-14 | 3-14.5 | 3-14.5 |
| return（mm/s） | 50-300 | 50-300 | 50-300 | 50-300 |
| Slider bottom surface size (left and right * front and back)（mm） | | 630*520 | 700*580 | 850*650 | 930*700 |
| Micro adjusting mode （mm/s） | | 1（The minimum） | 1（The minimum） | 1（The minimum） | 1（The minimum） |
| Slider displacement control accuracy（mm） | | 0.1 | 0.1 | 0.1 | 0.1 |
| Distance from slider center to fuselage（mm） | | 350 | 390 | 430 | 460 |
| Indenter center distance from operating surface（mm) | | 130 | 145 | 160 | 190 |
| Diameter of blanking hole on table（mm） | | 50 | 50 | 50 | 50 |
| Hole size of die shank (diameter * depth)（mm） | | 60*80 | 65*85 | 65*90 | 70*100 |
| Distance between columns（mm） | | 510 | 650 | 790 | 860 |
| Servo motor power（KW） | | 14 | 18.2 | 20.4 | 28.3 |
