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25-60TON high speed mechanical automatic punch press

Features:
1.Steel welded body, tempering treatment, high rigidity, accuracy and stability;
2.Vertical located crankshaft, compact structure;
3.The crankshaft undergoes grinding treatment after high frequency quenching;
4.Lengthened rectangular guide way with a surface of bronze plate;
5.Pneumatic dual balance cylinder, which balances the slide block and punch weight to reduce noise and impact;
6.PLC control and imported safety dual valve;
7.Wet clutch and hydraulic overload protector.