Unkown



DOUGHNUTS

The screen dots on the print are slurred or have a distorted effect.

Cause
1 Too much printing pressure.
2 Printing formes or mounting tape too hard.
3 Ink with too much draw.
4 Ink viscosity too low.

Solution
1 Adjust the printing pressure to normal pressure level.
2 Use softer printing formes and a softer mounting tape.
3 Check and adjust the ink draw with the proper solvent.
4 Adjust the viscosity to the normal level.


Helmut Mathes, troubleshooting defects supplied curtesey of Flexo & Gravure Int''l 2011

PRE-PRESS

Controlling the variables in the Pre-press of the flexo process, helps to eliminate variations and printing defects.

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PRINTING PRESSURES

Flexo is a contact and pressure sensitive process. Increasing printing pressure, influences ink transfer and has a significant impact on print quality and performance

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Save time, save money

Save time, save money

The only thing you need is a simple digital workflow. Pre-press Rip creates a 1 bit TIFF input for the laser engraver (seamless is possible). The laser calculates dot formation during engraving.