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Ink Drying Problems: Causes and Fixes for Print Operators

07/06/2026

I have walked onto a pressroom floor more times than I can count and heard the same frustration: "The ink just will not dry." It does not matter whether you are running offset, gravure, or flexo -- when ink stays wet on the substrate, ev...

Film Printing in High Humidity: Climate Adaptation Guide

06/04/2026

Film printing doesn't happen in a climate-controlled laboratory — it happens in workshops where summer brings both heat and humidity, and winter brings dry air and static. The film absorbs moisture, the ink changes viscosity, the solvent...

Flexible Packaging Blocking: 7 Causes and Quick Fixes

06/03/2026

Blocking — ink transferring from the printed surface to the back of the next layer after winding or stacking — is one of those defects that passes inline inspection and fails later, at lamination or pouch-making. By the time it's discove...

Label Printing Scumming: Resin Plate, Ink, and Speed Fixes

05/31/2026

Self-adhesive label printing has a particular vulnerability: fine text — 8-point and below — fills in as ink dries in the narrow spaces between strokes, merging characters into illegible blobs. The immediate cause is ink drying too fast ...

Gravure Blocking Defect: Solvent, Ink, Film, and Static Fixes

05/29/2026

Gravure blocking — the print surface feels dry to the touch, but after winding or stacking, the ink transfers to the back of the adjacent layer — is one of those defects that passes inline inspection and only reveals itself days later, w...

Solvent-Based Gravure Ink: How Thixotropy, Flow, Viscosity, and Drying Control Your Print

05/24/2026

Solvent-Based Gravure Ink: How Thixotropy, Flow, Viscosity, and Drying Control Your Print Solvent-based gravure ink is the workhorse of flexible packaging printing. It runs on paper, film, and aluminum foil at high speed with thick ink f...