Windmoller & Holscher FLEXA 4 1570 mm

FLEXA (reel-to-reel) 4 col. Stack flexo with FILMATIC® S Mono-Winder & Unwind unit

FLEXA 600 printing unit:
Web width: mm 1620
Printing width: mm 1570
Print repeat range: mm 450 – 1500
Print configuration: 4:0
Output speed when equipped with doctor chamber inking system: max. m/min 300 (depending on job specification and print related factors)
Materials to be processed: Paper gsm 40 - 120
Inks: water based
4 colour decks with open doctor blade chambers
motor-driven longitudinal register adjustment
climate controlled switch cabinets,
verhead structure incl. lifting equipment for mounting of plate cylinders and mounting of rolls into the unwind,
complete with 1 set of ink hoses, ink pan, 40 ltrs. ink container and electrical pump
drying system in front of winder, incl. electrical heater HLE 2010 (heating capacity: 80 kW) (volume flow: 7700 m³/h) ( blower capacity 11 kW) (10 nozzles)
Electr. power (connected load) approx. KVA 131
Compressed air at 6 bar approx. Nm³/h 0.5
Frequency 50/60 Hertz
Voltage 3x400 volts, without neutral

FILMATIC® S Mono Winder:
Mechanical speed max. m/min 300 (depending on product specifications)
Material width max. mm 1600
Material thickness: Paper g/m² 40 - 120
Roll diameter: - Nominal: max. mm 1500 ( With cores with 3” ID: max. mm 1200) (With cores with 6” ID: max. mm 1200)
Web tension on the draw N 30 – 500
Web tension before the contact roller N 30 – 350
Taper ratio of the surface drive related to the maximum roll diameter 0 – 50 %
Taper ratio of the contact pressure, related to the maximum roll diameter 0 – 50 %
Contact pressure exerted by the contact roller to the paper reel N 100 – 1000
Web guider

UNWIND UNIT INCL. SPLICING DEVICE
For roll change at reduced machine speed (max. 150 m/min.)

Unwind stand, equipped with:
Manual transverse adjustment of roll ± 55 mm
Continuous unwind station roll diameter recording with EASY-STOP for “just-in-time” roll changes
Surface brake
Paper web uncurling rod
Paper web brakes to maintain web tension during sudden machine stops with brush roller braking unit
Frame with deviating rollers for guiding the individual webs Shafted design, including:
2 Unwind shafts with chucks
Manually operated chuck driver for unwind shafts
One additional roll position to facilitate roll changing

SPLICING DEVICE:
For connection of a new paper roll while the machine is running at reduced web speed, including
pneumatic pressing on of the drive roller
pivoting roller for pressing of the adhesion between the empty roll and the new paper web
pneumatically operated knife

Note: The device is not suitable for register true splicing.
SLEEVE CHANGE SYSTEM (ECO) for FLEXA 600
Designed for a printing width of 1570 mm for 4 colour decks for exchange of plate cylinder sleeves with pasted printing plates
while the machine is at standstill, for print repeat lengths up to 1000 mm

PRINTING CYLINDERS INCLUDED:
(4 sleeves x 450 mm) (4 sleeves x 480mm) (4 sleeves x 500mm) (4 sleeves x 510mm) (sleeves x 520mm)
(4 sleeves x 530mm) (8 sleeves x 540mm) ( 4 sleeves x 550mm) ( 8 sleeves x 560mm) (4 sleeves x 570mm)
(4 sleeves x 580mm) (8 sleeves x 590mm) (8 sleeves x 600mm) (8 sleeves x 610mm ) (4 sleeves x 620mm)
(8 sleeves x 630mm) (4 sleeves x 640mm) ( 4 sleeves x 650mm) ( 4 sleeves x 660mm) (4 sleeves x 670mm)
(4 sleeves x 690mm) (2 sleeves x 700mm) ( 6 sleeves x 710mm) (4 sleeves x 730mm) ( 4 sleeves x 750mm)
(4 sleeves x 760mm) (4 sleeves x 770mm) (4 sleeves x 790mm) (4 sleeves x 810mm) (4 sleeves x 830mm)
(4 sleeves x 850mm) (4 sleeves x 870mm) (4 sleeves x 890mm) (4 sleeves x 910mm) ( 4 sleeves x 930mm)
(4 sleeves x 950mm) (4 sleeves x 970mm) (4 sleeves x 990mm) (3 cylinders 1080mm)( 1 cylinder x 150mm) (2 cylinders x 1250mm) (2 cylinders x 1290mm)