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DEMAG Systec 420/820-2300 (Servo)

Demag Systec 420/820-2300 (Servo)

General Data

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

Clamping Unit

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 (increased by 225 mm)
Maximum distance between platens: 1050 mm
Opening stroke: –
Ejector stroke: 230 mm
Ejector force: 96 kN
Knee lever bearing with central oil lubrication

Injection Unit

Injection unit type: …/2300
Screw diameter: 70 mm
Screw L/D ratio: 20
Injection volume: 1212 cm³
Shot weight: 1103 g
Specific injection pressure: 1877 bar
Hydraulic screw drive, motor I (high speed)
Wear-protected screw (double bimetallic, standard L:D)
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Additional Equipment

Servo Technology variable displacement pump (activeDrive)
5/2 pneumatic valve no. 1 for mould moving elements (programmable, central compressed air connection, pipe installation)
Freely programmable inputs/outputs (3 inputs, 3 outputs)
Interface for additional nozzle heater band (socket)
2 core pull circuits controlled by proportional valves, independent of pressure (programmable, with unlockable check valves against core drift)
Interface for handling devices according to EUROMAP 67 (50-pin)
Interface for dosing devices (“Dosing” signal)
Position-controlled ejector, programmable independent of P/F+v, parallel to mould movement
Ejector movement controlled by proportional valve, steplessly adjustable
Reinforced oil cooler (cooling water inlet up to 35°C)

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