- Welded body with steel plate and high intensity.
- Main motor is made by Siemens.
- Adopts combined pneumatic friction clutch and brake.
- Cluster gear adopts the flooding oil lubrication.
- Six-face rectangle lengthen guide; JH21-315B/400B adopts eight-face lengthen guide way.
- Equipped with hydraulic overload protecting device.
- JF21-25/25B/45 adopts manual shut height adjustment, among these types JF21-25/45 adopts scale display and JF21-25B with digital display.
- JF21-63 and above type adopts electric shut height adjustment with digital display.
- JH21-45 can equip with die set height adjustment motor, the value will be displayed by digital.
- JF21-25B, JF21-45 and above type equipped with lifting balance cylinder.
- Duplex valves imported.
- Electric compelling grease lubrication system.
- Balancing cylinder adopts manual lubrication system.
- One set of blowing device.
- Controlled by PLC with international brand.
- Buttons, indicators, AC contactors, air circuit breakers and other controlling devices are imported from international brand.
- Equipped with optional air cushion device, automatic feed shaft and photoelectric protector, which can used to work with various automatic equipments.