digital knife folder GUK ZK 500 (mobile cross-fold unit)
Year. 2004

Knife folding unit in the latest technology – electronically controlled!
For mounting on GUK automatic folders as well as on third-party machines such as saddle stitchers, gathering machines, etc.

• Rotatable folding unit, for German and international four-part folds
• Completely silent drive without gears via V-belts and flat belts
• Wear-free, electronically controlled speed regulation with tachogenerator
• Automatic cycle adjustment via a reflex light barrier by the incoming sheet
• Central roller adjustment with micro-adjustment
• Height adjustable, mobile, lockable
• Electrics switchable from automatic to separate operation for third-party machines
• Solid construction, maintenance-free, designed for continuous operation

• Inlet width: max. 48 mm, min. 14.8 mm
• Format length: max. 31 / 41 cm, min. 7 cm

• Inlet height(sword from top): max. 875 mm, min. 530 mm
• Discharge height(sword from top): max. 770 mm, min. 425 mm
• Inlet height(sword from below): max. 865 mm, min. 525 mm
• Discharge height(sword from below): max. 970 mm, min. 630 mm

• Speed: 40 – 160 m/minute, infinitely variable via electronic speed control
• Number of cycles:up to approx. 20,000 cycles/hour
• Power requirement: 0.7 kW
• Space requirement: approx. 0.80 x 1.30 m
• Net weight: 220 kg