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Illustrative fictional SABLE SPRIG packaging concept

Folding Carton Scoring: Preventing Cracked Fold Lines

Folding cartons · Packaging buyer’s guide

Cracked print or coating along a fold can change the appearance of a retail carton. Review heavily printed fold areas early, especially when the design places dark solids or decorative finishes across scores.

Illustrative packaging concept: Folding Carton Scoring: Preventing Cracked Fold Lines
AI-generated packaging concept with a fictional brand, created for this guide.

The short answer

A score creates the intended folding line. Inspect print and coatings where that line bends, especially under dark solids. A flat proof can establish artwork placement but cannot show how the finished scored material will look after folding.

What to review before approving production

Evaluate a folded production-representative sample rather than just a flat sheet. Board, grain direction, scoring, coatings, and handling can all influence the result. Agree the visual acceptance standard and check it before the full run is packed.

Build a practical project brief

  • Artwork across fold lines
  • Proposed board and decorative finish
  • Folded sample under agreed viewing conditions
  • Acceptance standard for visible cracking

Discuss your next run with Pacer

Send your existing packaging, current artwork or a product sample, and the quantities needed for each design. Include the delivery ZIP code and required date so the discussion reflects the job you actually need. Confirm the proposed materials, available features, minimums, production timing, and any testing with Pacer before ordering.

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