MATERIALS & PRINT
Drop Height Does Not Define a Product’s Shock Fragility
Compare invented rectangular and triangular force pulses with equal peak and duration without treating either as a measured product-fragility result.
Journal · 349 articles
Packaging notes from the floor
Supplier briefs, material notes and pricing explainers for small brands sourcing custom packaging.
MATERIALS & PRINT
Drop Orientation Changes Where an Impact Enters a Parcel
Distinguish a lower-corner path from an upper-corner path in one hypothetical pack without treating a generic corner result as all-orientation evidence.
MATERIALS & PRINT
Corrugated Board Direction and Divider Bending
Preserve flute and material direction relative to span and bending axis when changing a divider's cutting layout.
MATERIALS & PRINT
A Gloss Reading Describes a Reflection Geometry Rather Than a Universal Finish Score
Keep hypothetical front/back 60 degree gloss readings separate from an 85 degree edge reading, without converting a pooled mean into surface approval.
MATERIALS & PRINT
Surface Water on a Cold Package Does Not by Itself Establish a Contents Leak
Compare invented glass and sleeve surface temperatures with local dew point at named states, keeping condensation and leakage unresolved.
MATERIALS & PRINT
Hot Tack and Cooled Pouch Seal Strength
Match seal evidence to the hot early-load state or cooled handling state of the actual thermoplastic seam.
MATERIALS & PRINT
Packaging Print Lightfastness After Display
Separate light-induced print changes from viewing-light differences when a sleeve's colour changes after display.
MATERIALS & PRINT
Label Edge Lift on Curved Candle Jars
Review adhesive contact and facestock restoring demand together before choosing a stronger adhesive for edge lift.
MATERIALS & PRINT
Film WVTR and Moisture Paths in a Finished Pouch
Separate transmission through film from exchange through the finished pouch opening or closure.
MATERIALS & PRINT
Wet-Ink Setoff and Surface Abrasion Need Different Print Investigations
Keep the printed front and receiving back identifiable before comparing an image-shaped mark with a photograph of another face.
SAMPLES & APPROVAL
Box Lid Clearance Across Component Tolerances
Calculate minimum and maximum assembled lid clearance rather than relying only on nominal component dimensions.
MATERIALS & PRINT
Cushioning Curves: Bearing Area and Static Loading
Read cushioning curves after calculating static loading from supported weight and effective area. Keep hypothetical psi values separate from shock results.