Today my wife challenged me with 2 versions of a packaging that showed a brand color with -she said- visible differences: “But is this difference tolerable?” she asked.I must say that her color vision is probably not normal: she can often spot a difference when a normal human being would not see anything.So, I took […]
Do you tolerate that blue? Read More »
Sometimes printers request that their flexo plates are made with an excessively high printing relief, with a deeper engraving than necessary.This can be a sign of something not working properly in the printing unit.Hear what happened recently when a flexo repro house called me on this topic…
Why do you request such a high relief on your flexo plates? Read More »
We often hear about a numerical ratio between the screencounts of the flexo plate and that of the anilox roll.In ancient times it was also said that it had to be an odd ratio, like 1:3, to avoid moirée.Then numbers like 1:5, 1:6, 1:7 arrived…There actually is a relationship but it’s not really based on
No… There is no ratio between plate and anilox screencounts. Read More »
In this FTA webinar (FQC / FIRST Tech Focus, May 12, 2023), I explain how to achieve your sustainability goals with simple settings in prepress or, even better, at the design stage of your flexographic artwork.Watch the video and learn how to save time and boost your productivity by reducing your press downtime and energy
Do you know how to make sustainable separations for flexo? Read More »
What is one of the worst problems that can happen in the flexo pressroom?One anilox roll damaged by scoring lines means stopping a production or accepting a print defect.Why do these scoring lines occur on the anilox surface?What happens in printing?What can we do to prevent this problem?I gathered some ideas in this video pill,
Scoring lines on anilox rolls Read More »
In what sequence do you print your inks?Light to dark? Dark to light? And why? In this video pill I try to give some hopefully useful information for flexographic printers.
What is the print sequence of your inks? Read More »
Have you ever experienced any problems like streaks, gearmarks, banding, bouncing and the like?In this short video I try to explain some of the most common causes at the origin of these defects in flexographic printing.
Oh no… Streaks again! Read More »
Here is an excerpt from the online event of Atif, Associazione Tecnica Italiana per la Flessografia “One flexo for all“, held -online- in November 2020.My part covered a description of flexography among the different printing systems used in pakaging.This video is a shorter version of one of the lessons of my trainings on the flexographic
Flexography among the printing systems for packaging Read More »
From a phone call and an email exchange with a flexo printer I propose a quick troubleshooting about printing white ink on transparent BOPP.
Can you help me to print white? Read More »
Have you ever experienced any troubles when printing in flexo? Here is a list of things you should avoid when approaching flexography in order to prevent from troubles in production.
10 things to avoid in flexography to prevent from troubles Read More »
