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Corrugated Box Compression Strength (McKee Formula) Calculator

Easily calculate and compute corrugated box compression strength (mckee formula) calculator with accurate equations, live formulas, and expert guidance.

FEFCO / TAPPI combined board ECT.

Total flute thickness (e.g. C-flute ~4 mm).

External box length.

External box width.

Accounts for humidity, pallet overhang, and dynamic transport fatigue (3.0 to 5.0).

Calculated Result
3,063.93 N

Estimated Box Compression Strength (BCT)

Estimated Box Compression Strength (BCT)

3,063.93 N

Bct Strength N

3063.933696001139

Safe Working Load N

765.9834240002848

Safe Load Kg

78.10857163254371

Perimeter Mm

1400

3,063.93 — N

Calculation Breakdown

  1. Applied FormulaPredicts maximum top-to-bottom Box Compression Test (BCT) carrying capacity from Edge Crush Test (ECT), combined board caliper, and box perimeter using the simplified McKee equation.\text{BCT} = 5.876 \cdot \text{ECT} \cdot \sqrt{h \cdot Z}

McKee Box Compression Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.07661.5k2.3k3.1kEstimated Box Compression Strength (BCT)

What Is the Corrugated Box Compression Strength (McKee Formula) Calculator?

This tool computes corrugated box compression strength (mckee formula) calculator with high precision arithmetic.

How Does the Corrugated Box Compression Strength (McKee Formula) Calculator Work?

Predicts maximum top-to-bottom Box Compression Test (BCT) carrying capacity from Edge Crush Test (ECT), combined board caliper, and box perimeter using the simplified McKee equation.

Corrugated Box Compression Strength (McKee Formula) Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

BCT=5.876⋅ECT⋅h⋅Z\text{BCT} = 5.876 \cdot \text{ECT} \cdot \sqrt{h \cdot Z}

Predicts maximum top-to-bottom Box Compression Test (BCT) carrying capacity from Edge Crush Test (ECT), combined board caliper, and box perimeter using the simplified McKee equation.

How to Use the Corrugated Box Compression Strength (McKee Formula) Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Corrugated Box Compression Strength (McKee Formula) Calculator Example

Input Values:

edgeCrushTestKNm:6.8
combinedBoardCaliperMm:4.2
boxLengthMm:400
boxWidthMm:300
safetyFactor:4
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required N.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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