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DEMAG Systec 420/820-2300 (Servo)

Demag Systec 420/820-2300 (Servo)
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General Data

Year of manufacture: 2017
Weight: 21,000 kg
Dimensions (L × W × H): 8.0 × 2.3 × 2.6 m
Control: NC5
Operating hours: 10,800 h

Clamping Unit

Tool clamping system: 420/...
Clamping force: 420 t
Platen dimensions (h × v): 1200 × 1200 mm
Tie bar spacing (h × v): 820 × 820 mm
Mould height (min.–max.): 380 – 1050 mm (extended by 225 mm)
Max. distance between platens: 1050 mm
Opening stroke: –
Ejector stroke: 230 mm
Ejector force: 96 kN
Knee-type locking system with central oil lubrication

Injection Unit

Injection unit type: …/2300
Screw diameter: 70 mm
L/D ratio: 20
Shot volume: 1,212 cm³
Shot weight: 1,103 g
Specific injection pressure: 1,877 bar
Hydraulic screw drive, Motor I (high speed)
Screw with wear protection (double bimetal, standard L:D)

Additional Equipment

Servo Technology rotational adjustable pump (activeDrive)
5/2 pneumatic valve no. 1 for moving mould parts (programmable, central compressed air connection, pipework)
Freely programmable inputs/outputs (3 inputs, 3 outputs)
Interface for additional nozzle heating band (socket)
2 core pull circuits controlled by proportional valves, pressure-independent (programmable, with unlockable check valves for core drift prevention)
Interface for handling devices according to EUROMAP 67 (50-pin)
Interface for dosing equipment (“Dosing” signal)
Ejector with position control, programmable independently of P/F+v, parallel to mould movement
Ejector motion controlled by proportional valve, stepless regulation
Reinforced oil cooler (cooling water inlet up to 35 °C)

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