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, …
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.
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.
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.
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.
The register between colors is a fundamental aspect for the quality of the printed product. But what is the correct register tolerance and how to evaluate it? ISO 12647-6 connects the register tolerance to the print linescreen. The higher the linescreen, the greater the expected accuracy on the printed product. According to this norm, register …
Surface texturing of flexographic plates is nowadays widely used to improve the ink laydown when using latest flat-top platemaking technologies.The settings for such surface micro screening are carefully evaluated during the optimization phase of system calibration and they shall not be changed for that printing condition.Using wrong settings will cause not only the solids to …
Be careful with micro-screening on flexo plate surface Read More »
Here is a print condition audit that initially revealed an insufficient quality level, scoring below 30%, and ended with a final score of 83% with satisfaction of both printer and final customer. The printer invested in 3 days of process calibration activities over 3 weeks time with the limitation of using the existing press setup …
I’m really excited and looking forward to being in Bruxelles tomorrow at Labelexpo Europe 2019.This will be my personal 30 years anniversary edition, celebrating my 30 years in the industry as well. In 1989 I was just back to Italy, after almost 3 years at the School of Media Development and Graphic Arts in Kampala, …
