JH21 Pneumatic Power Press for Steel Sheet Punching
Machine Photos
Applications
Features of JH21 series punching machine:
1. Steel welded body, tempering treatment or VSR(Vibratory Stress Relief), high rigidity, accuracy and stability.
2. The crankshaft undergoes grinding treatment after high frequency quenching.
3. Vertical located crankshaft, compact structure.
4. Lengthened six-face rectangle guide with a surface of bronze plate.
5. Pneumatic dual balance cylinders, which balance the slide and punch weight to reduce noise and impact.
6. PLC control and imported safety duplex valve.
7. Wet type combined multi discs friction clutch and brake.
8. Hydraulic overload protected.
2. The crankshaft undergoes grinding treatment after high frequency quenching.
3. Vertical located crankshaft, compact structure.
4. Lengthened six-face rectangle guide with a surface of bronze plate.
5. Pneumatic dual balance cylinders, which balance the slide and punch weight to reduce noise and impact.
6. PLC control and imported safety duplex valve.
7. Wet type combined multi discs friction clutch and brake.
8. Hydraulic overload protected.
Applications
| Model | Working Pressure | Table Size | Motor Power |
| JH21 | 250kN | 700*400mm | 3kW |