Global market valuation was derived through production volume analysis and capacity utilization modeling. The methodology included:
• Identification of 50+ key manufacturers across North America, Europe, Asia-Pacific, and Latin America, including integrated producers (International Paper, WestRock, Smurfit Kappa, Mondi, DS Smith) and regional independent converters
• Product mapping across single-wall, double-wall, and triple-wall board grades; virgin and recycled corrugated materials; and printing technologies (flexographic, lithographic, digital)
• Analysis of reported and modeled annual revenues specific to corrugated packaging portfolios, validated against containerboard mill production capacities
• Coverage of manufacturers representing 75-80% of global containerboard capacity in 2024
• Extrapolation using bottom-up (corrugated board consumption by end-use sector × average selling price by country/region) and top-down (mill-level production volume validation and trade data reconciliation) approaches to derive segment-specific valuations for food & beverage, e-commerce, electronics, and industrial applications
• Flute type analysis (B-flute, C-flute, E-flute) based on corrugator machine configurations and regional packaging specifications