Flexographic printing press

Omet Variflex 850

Web Width: 850 mm

1. Unwinding and Infeed System
- Unwinder with constant web tension control
- Web guiding and stabilization unit
- Electronically controlled infeed system with precise tension regulation
- Complete drive package for accurate web handling

2. Rewinding System
- Single-shaft rewinder, max. roll diameter: 1000 mm
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- Constant tension control for stable winding

3. Surface Treatment & Web Cleaning
- Corona treatment unit for surface energy optimization (pre-print)
- ACE single-sided contact roller web cleaner for dust and particle removal

4. Printing Units

Flexographic Printing Section
- 8 flexo printing units with:
- Central impression drum
- Removable ink drawer (excl. anilox rollers)
- Optional flexo features:
- Explosion-proof configuration (per print station)
- Drum cooling system
- Lightweight anilox rollers:
- 5 units (195–300 lpi) with gear
- 5 units (>300 lpi) with gear
- 24 print sleeves with cams
- 2 additional ink drawers (tray + rubber roller)
- 1 trolley for ink drawers (3 slots: 2 in use + 1 reserve)

Special Flexo Units
- 1 cold foil trolley
- 1 movable cold foil unit (can be positioned at any print station, rail-free design)

Rotogravure Printing Section
- 1 rotogravure station for front- or reverse-side printing, includes:
- Reversing bar for reverse-side printing
- Designed for PETROCOLL cold-seal coating (2.8–3.2 g/m² at 180 m/min on paper)
- Rotogravure trolley for mobile positioning
- Extended hot air drying system:
- “Super Hood” with 32 high-efficiency blowers
- Methane gas burner for heating
- Integrated cooling unit
- Electrostatic assist for ink transfer
- 3 rotogravure print sizes (16”–26”)
- Solvent ink viscometer
- Pump and ink supply tank

5. Drying and UV Curing
- 8 UV curing units, 22 kW each (one per print station)
- Integrated cooling for UV lamps
- Drum cooling for heat-sensitive substrates

6. Die-Cutting and Finishing Units
- Rotary die-cutter, working width up to 530 mm
- Base unit for die station
- Trim removal system (up to 530 mm wide)
- Matrix waste pressure system (limit: 530 mm)

7. Slitting Section
- Shear (scissor) slitting system
- 6 Helios box knives with self-sharpening counter blades

8. Electronic Control & Inspection
- OMET electronic register control for 8-color operation
- Includes “gate” function for accurate registration
- Vision system for real-time print inspection
- Motorized E+L Elscan camera for high-resolution web monitoring

9. Safety and Compliance
- Complete CE-compliant safety guards and emergency stop systems
- Designed for ergonomic operation and rapid job changeovers

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