Box Types & Specifications

Technical guides on flute types, box styles, strength ratings, and corrugated board specifications.

Box Types11 min read

FEFCO Box Codes Explained: The International Standard for Box Styles

A practical guide to FEFCO-ESBO box style codes, covering the major categories from 02xx RSC styles to 09xx interior fitments, with applications and trade usage.

March 18, 2026Read more →
Box Types8 min read

How to Read a Box Maker's Certificate: Decoding the Stamp on Your Corrugated Box

A complete guide to reading and understanding the Box Maker's Certificate (BMC) stamp found on corrugated boxes, including ECT, Mullen, and size limit values.

March 10, 2026Read more →
Box Types9 min read

The Complete Guide to Corrugated Flute Types: A, B, C, E, and F Compared

Everything you need to know about corrugated flute types — profiles, dimensions, performance characteristics, and when to use each type for optimal packaging results.

March 8, 2026Read more →
Box Types9 min read

Understanding Board Grades: What 32 ECT, 44 ECT, and 200# Test Actually Mean

A clear explanation of corrugated board grades including ECT ratings, Mullen burst test, and how to choose the right grade for your packaging needs.

March 5, 2026Read more →
Box Types9 min read

Single Wall vs. Double Wall vs. Triple Wall Corrugated: How to Choose

A complete comparison of single wall, double wall, and triple wall corrugated board — specifications, strength ratings, cost differences, and when to use each type.

March 2, 2026Read more →
Box Types8 min read

Corrugated Box Size Guide: Standard Dimensions for Shipping and Storage

A complete reference guide to standard corrugated box sizes for shipping and storage, including common stock dimensions, how to measure, and size optimization tips.

February 25, 2026Read more →
Box Types8 min read

ECT vs. Mullen Test: Which Box Strength Rating Matters for Your Application

A practical comparison of Edge Crush Test (ECT) and Mullen Burst Test ratings for corrugated boxes — what each measures, when each matters, and how to specify correctly.

February 25, 2026Read more →
Box Types9 min read

The Ultimate Guide to Gaylord Boxes: Sizes, Specifications, and Best Uses

Everything you need to know about Gaylord boxes — standard sizes, triple wall specifications, weight limits, new vs. used pricing, and the best applications for bulk containers.

February 18, 2026Read more →
Box Types9 min read

RSC vs. FOL vs. HSC: Understanding Corrugated Box Styles and When to Use Each

A practical guide to the most common corrugated box styles — RSC, FOL, and HSC — with FEFCO codes, cost comparisons, and application guidance for each style.

February 10, 2026Read more →
Box Types9 min read

Heavy-Duty Corrugated: Specifications for Industrial and Bulk Packaging

Complete specifications for heavy-duty corrugated packaging including double-wall, triple-wall, and bulk bins. Covers weight ratings, board grades, and applications.

February 5, 2026Read more →
Box Types9 min read

Microflute Corrugated: Why E and F Flute Are Taking Over Retail Packaging

Explore why E-flute and F-flute microflute corrugated are replacing solid fiber and folding cartons in retail packaging. Covers growth drivers, SRP, and specs.

January 28, 2026Read more →
Box Types9 min read

Die-Cut Corrugated Boxes: When Custom Shapes Are Worth the Investment

A complete guide to die-cut corrugated boxes covering the process, tooling costs, break-even analysis, and when custom shapes justify the investment over RSCs.

January 20, 2026Read more →