Gold Ink Printing Guide: Mixing, Double-Print & Precautions

06/28/2026

In packaging and label printing, gold metallic ink delivers that premium, luxurious look. But gold ink printing is a different animal from standard color printing 鈥?the materials, mixing, and press technique all diverge from what regula...

Pigment vs Dye Ink: History, Comparison & Print Quality

06/27/2026

Ink is the part of an inkjet printer that most directly determines print quality and running cost. And the first question every buyer faces: pigment ink or dye ink? Here's the breakdown, based on years of test data. The Two Camps The pi...

Gravure Registration Error and Doctor Blade Lines: Fix Guide

06/04/2026

Gravure printing presses live and die by two numbers: registration error and doctor blade line count. When either drifts beyond tolerance, the entire shift's output becomes waste. Here is the production-floor breakdown of what causes eac...

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...

Flexo Process Analysis: Plate, Ink, and Press Setup Guide

05/30/2026

Flexo printing quality doesn't come from the press alone — it starts at the prepress analysis stage, where plate selection, dot curve design, and ink specification are matched to the specific substrate and print conditions. A plate that ...

Flexo vs Gravure Printing: Cost, Quality, and Run Length Guide

05/30/2026

Flexo has been gaining ground on gravure in flexible packaging — currently holding over 60% market share. Two forces drive the shift: flexo's simpler, faster workflow (design to shipping in under four weeks) and the perception that gravu...

UV Printing Lamp Maintenance: Reflector, Roller, and Color Guide

05/29/2026

UV lamp maintenance doesn't get the attention that press registration or ink viscosity commands — until a job that cured fine last week suddenly won't dry. The lamp, the reflector, and the roller materials all degrade gradually, and the ...

Flexo Prepress Testing: Compensation for Stretch, Dot Gain, Trap

05/27/2026

Flexographic printing has a reputation for being hard to control — and most of that reputation comes from skipping the prepress testing step. Unlike offset or gravure, flexo's elastic plates, variable impression pressure, and anilox ink ...

Film Gravure Registration Defects: Causes, Prevention, Fixes

05/26/2026

Registration failure is the most expensive defect in film gravure printing — more costly than color deviation, more costly than streaking. When colors drift out of alignment, the entire roll goes to scrap or rework. And unlike a doctor b...