柔版印刷机

Omet Variflex 850

Web Width: 850 mm

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

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

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

4. Printing Units
Flexographic Printing Section
8 flexo printing units with:
Print drum
Removable inking drawer (excluding anilox rollers)
Optional features for flexo units:
Explosion-proof configuration (applied per printing unit)
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Drum cooling system
Lightweight anilox rollers:
5 units (195–300 lpi) with gear
5 units (>300 lpi) with gear
24 printing sleeves with cams
2 additional ink drawers (tray + rubber roller)
1 trolley for ink drawers (3 slots – 2 active + 1 spare)
Special Flexo Units
1 cold foil trolley
1 sliding cold foil unit (movable to any print station, rail-free design)

Rotogravure Printing Section
1 rotogravure unit for front-side or reverse-side printing, equipped with:
Tilting bar for reverse (back) 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
Heating via methane gas burner
Integrated cooling unit
Electrostatic assist system for ink transfer
3 rotogravure printing formats (16”–26”)
Solvent ink viscometer
Pump and ink supply tank

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

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

7. Slitting Section
Scissor-type slitting system
6 Helios box-type knives with self-sharpening counter blades