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Optimal Design of Double-Walled Corrugated Board Packaging
Damian Mrówczyński1, Anna Knitter-Piątkowska2, Tomasz Garbowski3
1Doctoral School, Department of Biosystems Engineering, Poznan University of Life Sciences, Wojska Polskiego 28, 60-637 Poznań, Poland.
Materials (Basel, Switzerland)
|March 25, 2022
Summary
This study offers an algorithm for selecting corrugated cardboard for packaging, optimizing its strength despite material degradation from recycling and lightweighting. It ensures robust packaging design using recycled materials.
Area of Science:
- Materials Science
- Packaging Engineering
- Sustainable Manufacturing
Background:
- Recycling corrugated board is crucial for sustainability but degrades material properties.
- Packaging design faces challenges with reduced material quality and grammage (lightweighting).
Purpose of the Study:
- To critically evaluate optimal corrugated cardboard selection for packaging structures based on paper type.
- To develop a method for preserving packaging load-bearing capacity with deteriorating recycled materials.
Main Methods:
- Utilized simplified analytical formulas to estimate cardboard and packaging strength.
- Performed sensitivity analysis using numerical homogenization to assess component influence.
- Investigated the impact of initial imperfections on packaging mechanics.
Main Results:
- Quantified the sensitivity of packaging strength to variations in paper components.
- Determined the influence of initial imperfections on structural mechanics.
- Established relationships between material properties, grammage, and packaging performance.
Conclusions:
- Presents a simple algorithm for optimal corrugated cardboard composition selection.
- Enables conscious production of packaging from recycled materials.
- Aids in designing robust packaging despite material recycling cycles and lightweighting.
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