corona-treatment – Custom Packaging factory that best suits your brand

Gravure Inks for Flexible Packaging: Surface, Lamination, Retort

06/23/2026

Gravure printing is the workhorse of flexible plastic packaging 鈥?and picking the right ink makes the difference between a print job that runs smoothly and one that gums up the press. Here's a practical breakdown of the four ink categor...

Flexible Packaging Q&A: Solvent, Corona, Surface vs Reverse Print

06/02/2026

A collection of practical questions and answers from flexible packaging production, covering solvent selection, ink testing, corona treatment levels, surface vs. reverse printing, composite structures, and troubleshooting. Ink Solvent...

Gravure Highlight Dot Loss: Substrate, Cylinder, and Ink Causes

06/02/2026

Highlight dot loss in gravure — those pin-sized white voids that appear in light tints, gradients, and fine vignettes — is one of the most reported defects in plastic film printing. The root cause is always a failure of ink transfer at t...