Treat it Right

The wide range of substrates and ink systems being used makes corona treatment a key tool for package printers.

by Tom Polischuk

PACKAGE PRINTERS ARE dealing with a multitude of market conditions that have them pushing the envelope when it comes to the materials they run. Because of the need to hold onto business, replace lost business, or grow sources of new business, package printers are routinely running a wider variety of substrates, along with new inking systems. This includes a continuing trend toward the use of film substrates (including thinner gauge films and conductive foils) and new inks such as UV and water-based systems.