EVA vs. Foam vs. Velvet: Gift Box Inserts Compared
EVA, PU foam, EPE and velvet-wrapped inserts each suit different products. Compare density, cushioning, tooling and cost to pick the right box insert.
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#structure
9 articles tagged with “structure”
How to Choose Gift Box Materials: A Buyer's Guide
A step-by-step guide to selecting gift box materials: structure, board GSM, face paper and finishing, with the tolerances a factory should hold.
Case Study: The Crash-Lock Mailer Box That Would Not Form at 25 mm Height
A 2,000-piece Christmas mailer box reached France before anyone folded one. Three-ply laminated board plus a 25 mm wall height made the crash-lock bottom impossible to assemble — this is the root cause and the minimum-height rule we now enforce.
Case Study: Fixing Corner Bursting in E-Flute Mailer Boxes
An E-flute mailer box for beauty packaging had a 14.2% corner-burst rate. Here is the engineering analysis and the shop-floor fix that brought it to zero.
Case Study: Fixing Creasing in a One-Piece Folder Box
A 350 gsm coated one-piece folder box was jamming the auto-folder with an 18.5% rejection rate. Here is how the root cause was found and fixed.
How to Choose Paper GSM for Packaging: A Buyer's Guide
Paper GSM is not simply the thicker the better. Learn how to balance stiffness, tactile feel and cost when specifying kraft paper and card stock.
GSM Guide for Packaging Paper: Weight and Why It Matters
Understand GSM for packaging paper. Learn how grams per square meter affects stiffness, print quality and cost, with practical ranges for common box types.
Art Paper vs Kraft vs Corrugated: Which to Choose?
Compare art paper, kraft paper and corrugated board for packaging. Learn when each substrate wins on print quality, sustainability and shipping protection.
Grey Board vs. Corrugated: Structure for Rigid Boxes
Rigid boxes and shipping cartons solve different problems. A structural comparison of grey board, corrugated and paperboard with guidance.