Heidelberg PM74-4 530x740

107 million kilometers
Easy Plate, automatic wash for the offset and impression cylinders, manual ink wash.
The press features a cascade sheet feed system, ensuring stable printing on both thin paper (0.03 mm) and cardboard (0.6 mm).
Format adjustment is straightforward thanks to the user-friendly control panel.
Printing unit: Sturdy side frames, cast and manufactured from high-quality cast iron, ensure exceptional stability even at high speeds.
The plate and offset cylinders are made of high-strength solid steel with a hard chrome surface coating.
A simple quick-release mechanism is used for mounting the plates and offset blanket.
The Printmaster PM 74 inking unit features twenty rollers, including four form rollers of varying diameters, ensuring optimal execution of a wide range of orders, with ink layers of varying intensities.
The inking unit features four special rollers with axial movement for optimal ink distribution.

Main features of Printmaster PM
Electronic control and fine adjustment of front and side marks
Alcolor film dampening with speed compensator
Output device with Super Blue
Grafix Junior anti-pollution device - New feeder system
Brushless main motor
Brushless motors of dampening unit's ductor cylinders
Electromechanical double sheet control
Heidelberg Bacher - high-speed register system
Rough adjustment of 360° longitudinal register
Fine adjustment of lateral longitudinal register +2 mm
Chrome-plated impression cylinder
Traverse ink-forming rollers
Pneumatic drive and retraction of ink-forming and transfer rollers
Device for reloading the pile on the move of the machine
Sheet smoothing device

Technical characteristics :
Format, mm :
Maximum paper 530x740
Minimum print 210x280 (when printing from the front and back) 300x280 maximum print 510x740 edge width 8-10 print material 0.03-0.6
Printing forms, mm length x width 605x745 thickness 0.25-0.3 form cylinder groove 0.15 distance from form edge to start of printing 59.5

Printing productivity :
Maximum 12,000 prints/hour
Minimum 3,000 prints/hour
Filling speed 300 rpm
Rubber webs, mm length x width 616x772
Thickness 1.95 recess on web cylinder 2.3 cardboard lining 550x750
Ink section rolling rollers 4 (per section) diameter 70.5-60.5-55.5-65.5 mm number of rollers 20
Dampening section rolling rollers 1 (per section) diameter 75 mm number shafts 5
Height of feeder stack, mm 945
Height of receiving stack, mm