Corrugated Box Compression BCT McKee Calculator
Packaging engineering & transport logistics: Calculate ultimate box compression strength ($BCT$) using the classical and simplified McKee formulas, derated for humidity, pallet patterns, and storage duration.
Board Mechanical Properties
Standard board ECT (lb/in or kN/m below)
Common 32, 44, 55 ECT
C-flute ~4.0mm, B ~3.0mm, BC ~6.8mm
Carton Geometry & Package Dimensions
Environmental & Stacking Derating Factors
Weight of individual packed box
Compressive Capacity Summary
Ultimate Lab BCT:
--
-- N
Safe Working Stacking Load:
--
-- N
Max Allowable Tiers:
--
Tiers supported above bottom box
Total Stacking Safety Factor:
--
Cumulative derating multiplier
| Box Perimeter Z: | -- |
| ECT Equivalent: | -- |
| Estimated Deflection at Failure: | -- |
| Bottom Box Load at Max Tiers: | -- |
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