Free Tools

Industry Calculators & Tools

Professional-grade tools for corrugated box manufacturers. Free to use, no signup required.

BCT Calculator

Box Compression Test Calculator

Calculate the compression strength of corrugated boxes using the McKee formula. Input paper specifications and box dimensions to get accurate BCT values.

  • All flute types supported
  • McKee formula
  • Instant results
Open BCT Calculator

Box Costing Calculator

Estimate Production Costs

Calculate the total cost of producing corrugated boxes including paper costs, labor, overheads, and margins. Generate accurate quotes for customers.

  • Paper cost calculation
  • Labor & overhead costs
  • Margin calculator
Open Costing Calculator

Paper Recommendations

Get Optimal Paper Combinations

Enter your box requirements and weight capacity to get recommended paper combinations. Optimize strength and cost for your specific needs.

  • Based on box dimensions
  • Weight capacity input
  • Multiple options
Get Recommendations

Why Use Our Tools?

Built by packaging industry experts for accurate, reliable calculations.

Industry Accurate

Using proven formulas and standards used by packaging engineers worldwide.

Instant Results

Get calculations immediately. No waiting, no downloads required.

Always Free

100% free to use. No account required. No limits.

Mobile Friendly

Works perfectly on any device - phone, tablet, or computer.

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