Box Strength Calculator

Determine the required lab BCT for your packaging using the De-Rating Factor Approach.

Step 1: Stacking Load

Total Boxes in Stack

Gross Weight of a Single Box (kg)

Step 2: Modifying Factors

Product Support (PSF)

Warehouse Humidity (HF)

Storage Time / Creep (TF)

Stacking Pattern (PF)

Transport & Handling (THF)

Other Factors (OF)

Step 3: Results

Required Stacking Load (L)

21.0 kgf

Total static load the bottom box must support.

Required Lab BCT

141.7 kgf

Lab value needed to survive real-world conditions.