header pin

Consumables for web press folders

compatible with roto-offset, rotogravure and flexographic machines of the following brands: KBA, MAN, Cerutti, Heidelberg Harris, Goss, Rockwell, Mitsubishi, Solna, Wifag, Timson, Nebiolo.
Circular knives, Bottom knives, Circular perforators, Linear cutting blades, Linear toothed cutting blades, Linear perforators, Tucker blades, Fixed and mobile jaw blades, Folder pins, Pin holders and adjusting screws, Cutting sticks, Pressure bars, Blade holders, Sheet guides and conveyors, Paddle wheels, Foam pads, Tension rollers, pressure rollers, rings, roller nips and nip segments, Transport rollers / Drag rollers / Rollers top of the former, Grippers and gripper pads, Brushes, Bearer pads, Doctor blade, Wash-up blade, Ink tucking blades in segments, Former noses, Drive belts, pulleys and guides.

Circular perforators

For continuous length perforation of paper, cardboard, cellophane and plastic film and other types of material.

COLTELLI CIRC. PER 1COLTELLI CIRC. PER 2COLTELLI CIRC. PER 3

Knives are produced with different types of bevel, pitch and tooth shape such as for example: trapezoidal, triangular, rectangular and dovetail.

On the basis of the technical specifications, the type of application and the required duration, Ulmex produces circular perforators in different types of material and using different treatments:

Materials 

AISI420C - Steel - HRC 48/56

HCHC - Chrome steel - tungsten - HRC 59

HSS - Tungsten steel (High Speed Steel) - HRC 62

ASP - Sintered steel (metallurgical powder) - HRC 64 
 
Treatments

HV - Chromium plated 

TiN - Titanium nitride 
 
Technical specifications 

External diameters from 100 mm to 400 mm

Internal diameters from 30 mm to 90 mm

Thicknesses from 0.2 to 5 mm

Operation with key only, with key and holes, with holes only

  • Technical characteristics other than those cited above on request