Workbench showing a corrugated box compression strength calculation sheet alongside ECT and BCT testing equipment

Corrugated Box Compression Strength: ECT, BCT and the McKee Formula

A practical guide to reading and applying ECT, BCT, and the McKee formula at the quoting stage. Covers compression strength calculations, stacking load, safety factors, humidity effects, and pallet conditions using real-world calculation tables.

May 24, 2026 · PackingMaster
Packaging engineer reviewing corrugated board rolls and samples in an industrial workshop

Corrugated Packaging Design Basics: Flute, Board Grade, and Compression Strength Checklist

A practical checklist for purchasing, sales, and quality teams to understand flute selection, board grades, and compression strength before requesting a corrugated packaging quotation.

May 10, 2026 · PackingMaster