New Models for Calculating the Maximum Compressive Force of Paper in Its Plane

Area of Science:

• Materials Science
• Mechanical Engineering
• Paper Science

Background:

• Packaging paper exhibits complex structural heterogeneity.
• Accurately determining the maximum compressive stress in paper is challenging.
• Existing models for paper's in-plane compressive load capacity require refinement.

Purpose of the Study:

• To develop a reliable model for the maximum compressive force of paper in its plane.
• To investigate analytical models for flat paper web load capacity.
• To propose an alternative empirical model for predicting paper's compressive strength.

Main Methods:

• Conducting crushing tests on various packaging paper samples.
• Analyzing the mechanical behavior of paper under in-plane compression.
• Evaluating three existing analytical models.
• Developing and proposing a new empirical model.

Main Results:

• Packaging paper's heterogeneity makes precise compressive stress determination difficult.
• An alternative empirical model was proposed based on experimental data.
• The study provides insights into the load capacity of flat paper webs.

Conclusions:

• The proposed empirical model offers a practical approach to predicting paper's compressive force.
• Findings are directly applicable to calculating corrugated cardboard mechanical properties.
• The research aids in determining the load capacity of cardboard packaging.