MATERIALS & PRINT
Black Plastic Inserts May Be Missed by Near-Infrared Sorters
Separate black PET formulation identity, NIR identification, stream direction, reprocessing, market and local collection evidence for insert revisions.
Journal · 349 articles
Packaging notes from the floor
Supplier briefs, material notes and pricing explainers for small brands sourcing custom packaging.
MATERIALS & PRINT
Fabric Pouch Dye Transfer or Light Fading
Separate rubbing transfer onto another surface from light-related fading of the pouch itself.
MATERIALS & PRINT
Packaging Life-Cycle Comparisons Need the Same Functional Unit
Compare hypothetical single-use and returnable material allocations while keeping service life, outer packaging and life-cycle impacts separate.
MATERIALS & PRINT
A Paper Package Can Contain Recoverable Fibre Yet Fail a Particular Repulping Route
Match a paper package construction to its repulping route and document stage, without equating recoverable fibre with collection or mill acceptance.
MATERIALS & PRINT
Compostable Packaging Needs a Disposal-Condition Claim, Not Just a Material Name
Keep hypothetical facility availability and exact-item acceptance on the same route rather than combining unrelated partial answers.
MATERIALS & PRINT
Board Burst Strength or Puncture Resistance
Distinguish distributed pressure from local penetration before applying a board-strength result to a projecting product.
MATERIALS & PRINT
Shrink Film Percentage and Force on a Gift Set
Separate unrestrained shrink percentage from force when a loaded gift set constrains the film.
MATERIALS & PRINT
Peel Adhesion or Static Shear for Packaging Tape
Match tape evidence to peeling or sustained in-plane loading on the actual sleeve joint.
MATERIALS & PRINT
An RGB Colour Can Be Valid on Screen but Outside the Printing Gamut
Keep an RGB master separate from output-specific conversions instead of assuming a second conversion restores the original appearance.
MATERIALS & PRINT
Print Trapping and Packaging Registration Gaps
Locate the intended colour boundary and process before changing artwork to address a white registration gap.
MATERIALS & PRINT
Barcode Bar-Width Reduction and Correct Source Data
Keep approved barcode data separate from the process-specific bar-width compensation needed for print.
MATERIALS & PRINT
Two Regular Print Patterns Can Create a New Visible Pattern
Use an abstract 5-and-6-unit alignment example to separate repeated pattern relationships from actual press settings or guaranteed moire.