PE Protective Film: Functional Coextrusion and Barrier Technology Trends

06/10/2026

Plastic packaging films have moved beyond basic protection and visibility. Today's functional films incorporate antistatic properties, controlled friction coefficients, tailored gas permeability, high optical clarity, and barrier perform...

Digital Slitting Machines: 300-500 m/min, Intelligent Controls, and GFQ Series

06/09/2026

Slitting machines have evolved from rudimentary manual-tension devices to fully digital, servo-controlled systems operating well above 300 m/min. In China, the progression has followed a distinct three-generation path — from what the ind...

Flexible Packaging Gravure Printing: Complete Technical Guide

06/04/2026

Gravure dominates China's flexible packaging industry — over 94% of all soft packaging printing equipment and 95% of converters use it. The technology delivers speeds above 300 m/min with cylinder life of 3–4 million impressions, produci...

Humidity vs Print Quality: Nylon Film, Solvent, and Curing Guide

06/04/2026

Seasonal climate shifts — 30–40°C temperature swings between summer and winter, humidity ranging from near-saturation during plum rain season to bone-dry in autumn — are the single largest external variable affecting flexible packaging p...

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...

Flexible Packaging Color Control: 10 Steps to Eliminate Variation

06/03/2026

Color consistency across production batches is the most basic quality requirement in flexible packaging — and one of the hardest to maintain. Many converters still rely on visual comparison under ambient light, which introduces enormous ...

China Gravure Flexible Packaging Standard: Process Control Draft

06/02/2026

China's National Printing Standardization Technical Committee has initiated the drafting of a new national standard — Process Control and Quality Inspection Methods for Gravure Printing of Plastic Flexible Packaging. The standard fills a...

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...