全钢焊接结构，振动消除应力。机械强度高、刚性好。
液压上传动，平稳可靠。
机械档块，扭轴同步，精度高。
后档料距离、上滑块行程采用电动调节、手动微调装置、数字显示。上模配有挠度补偿机构，250吨和长度4000mm以上采用下挠度补偿机构。
Performance:
Steel-welded construction, vibration to eliminate stress with high strebgth and good rigidity.
Hydraulic top-drive,steadiness and reliability.
Mechanical stop, steel torsion bar to maintain.
Synchronization, high precision.
Motorized-adjusting device of backgauge and rams stroke, fine ajusting by handwheel,numberical display.
Deflection compensation unit installed on the top die.Manual crowned bottom die holder is adopted for the machine above 250ton slength 400mm.
Travel limit protection. Full machine guarding with safety interlocker.
