Category: Printing Flaws

Explore solutions for common flexo printing defects encountered in the industry. From misregistration to gear marks, and from dirty prints to smudging, this comprehensive guide offers insights into identifying and troubleshooting these issues. Learn how to address flaws like the skip-out effect and the feathering effect in order to enhance your print shop’s efficiency. With practical tips and expert advice, you can tackle challenges such as doughnut effects and unclean prints head-on. Whether you’re a seasoned press operator or new to the field, discover strategies to improve print quality and minimize defects, ensuring your flexo printing processes run smoothly and produce high-quality results consistently.

Uncover remedies for prevalent flexo printing defects within this detailed guide. From misregistration challenges to gear marks, as well as from dirty print issues to concerns about smudging, this resource equips readers with the tools to diagnose and resolve common problems effectively. Dive into solutions for issues like the skip-out effect and feathering, pinpointing causes and implementing effective fixes. With insights tailored to address doughnut effects and unclean prints, this comprehensive manual ensures operational optimisation for all levels of expertise in the flexo printing domain. By harnessing practical advice and expert guidance, individuals can streamline processes, enhance print quality, and combat flaws with precision, fostering a consistent output of superior results.

Dirty print in flexo printing
Printing Flaws

[Flexo Flaw Fixing] Gear Marks

This article is part of the FLEXO FLAW FIXING series In flexo printing, gear marks, often referred to as chatter or banding, pose a significant challenge to print quality. These defects appear as alternating light and dark lines that run...
Skip out in flexo printing
Printing Flaws

[Flexo Flaw Fixing] Skip-Out Effect

This article is part of the FLEXO FLAW FIXING series In the precision world of flexo printing, skip-out effect is like an unwelcome ghost haunting the presses with less-than-perfect prints. When areas of an image that should be covered with...
Feathering in flexo printing
Printing Flaws

[Flexo Flaw Fixing] Feathering

This article is part of the FLEXO FLAW FIXING series In the realm of flexo printing, feathering is a conspicuous enemy, marring an otherwise pristine print with its jagged edges and blurred lines. Considered a serious defect, feathering occurs when...
Longitudinal stripes in flexo printing
Printing Flaws

[Flexo Flaw Fixing] Vertical Streaks

This article is part of the FLEXO FLAW FIXING series Achieving flawless flexo prints is a delicate balance of art and science. A common defect that challenges this balance is the appearance of “vertical streaks” on printed materials. These vertical...
Printing Flaws

[Flexo Flaw Fixing] Moiré Effect

This article is part of the FLEXO FLAW FIXING series Moiré effect in flexo printing is an annoying phenomenon characterised by unwanted patterns created when screen angles clash. It’s a common problem that is more than just a nuisance; it...
how to correct minor printing defects in flexo printing
Printing Flaws

[Flexo Flaw Fixing] Minor Defects

This article is part of the FLEXO FLAW FIXING series In the world of flexo printing, irregular specks can often be the bane of printers, resulting in unwanted spots, lines and other minor defects in flexo printing that compromise print...
Color strength too high problem in flexo printing
Printing Flaws

[Flexo Flaw Fixing] Too Weak Colour

This article is part of the FLEXO FLAW FIXING series Colour is critical in flexo printing. It defines the final product’s quality and appeal in the specialised field of flexo printing. When colour strength falls below the expected threshold thus...
Printing Flaws

[Flexo Flaw Fixing] Misregistration

This article is part of the FLEXO FLAW FIXING series In the world of flexo printing, misregistration can be a frustrating obstacle to the seamless creation of high-quality prints. This misalignment of ink combinations on the substrate, even by the...
Piholing problem in flexo printing
Printing Flaws

[Flexo Flaw Fixing] Pinholing

This article is part of the FLEXO FLAW FIXING series Pinholing, characterised by the appearance of tiny, unprinted, pinhole-sized dots, is emerging as a major challenge in flexo printing. Not only does it detract from the visual appeal of the...
how to correct minor printing defects in flexo printing
Printing Flaws

[Flexo Flaw Fixing] Halo Effect

This article is part of the FLEXO FLAW FIXING series Flexo printing has carved out a niche in the high-speed printing industry thanks to its versatility and efficiency. However, perfecting flexo printing requires a thorough understanding of its potential flaws....
Printing Flaws

[Flexo Flaw Fixing] Ink Mottling

This article is part of the FLEXO FLAW FIXING series In the sophisticated arena of flexo printing, achieving flawless print quality is paramount for those who are committed to delivering high-quality packaging and labels. However, various printing defects can mar...
Color strength too high problem in flexo printing
Printing Flaws

[Flexo Flaw Fixing] Too Strong Colour

This article is part of the FLEXO FLAW FIXING series In the world of flexo printing, achieving the perfect colour balance is paramount to producing high-quality prints. However, printers are sometimes faced with the challenge of colour strength that appears...
bridging problem in flexo
Printing Flaws

[Flexo Flaw Fixing] Fill-In and Bridging

This article is part of the FLEXO FLAW FIXING series Flexo printing adds vibrancy to our daily encounters with packaging, but when fill-in or bridging defects affect the flexo printing process, the urgency for correction becomes paramount. Fill-in, the opposite...
Printing Flaws

[Flexo Flaw Fixing] High Dot Gain

This article is part of the FLEXO FLAW FIXING series In flexo printing, high dot gain not only compromises image clarity, but also affects overall print quality, resulting in printed products that differ significantly from their digital proofs. This article...
Problem of blocking in flexo printing
Printing Flaws

[Flexo Flaw Fixing] Blocking

This article is part of the FLEXO FLAW FIXING series In the sophisticated world of flexo printing, there are a myriad of challenges that can get in the way of achieving the perfect print job. One such headache is blocking,...
Washboard effect
Printing Flaws

[Flexo Flaw Fixing] Washboard Effect

This blog was written and submitted to us by Sandra Kaiser. Visit Flexo Consulting to know more. This article is part of the FLEXO FLAW FIXING series Interested in understanding the washboard effect in flexo printing and how to counter it effectively?...