Packaging Guides
Custom Corrugated Boxes: Complete Guide to Flutes, Printing & Industrial Packaging (2026)
Cubit Packaging
June 4, 2026
2 min read
Quick Answer: Custom corrugated boxes are available in single-wall (32 ECT), double-wall (48 ECT), and triple-wall configurations. Prices start at $0.85/unit for 100+ units with full-color flexo or digital printing.
## Why Corrugated Boxes Matter
80 percent of products worldwide ship in corrugated packaging (Smithers Pira 2025). Custom corrugated transforms commodity shipping into brand-building opportunity.
Flute Profiles Explained
| Flute | Thickness | Best For | Crush Strength |
|---|---|---|---|
| E-Flute | 1.5mm | Retail-ready packaging | Medium |
| B-Flute | 3mm | E-commerce, die-cut | Good |
| C-Flute | 4mm | General shipping | High |
| BC Double | 6mm | Heavy/fragile items | Very High |
| Triple Wall | 15mm+ | Industrial, replaces wood | Extreme |
Printing Methods Compared
Lithographic Lamination
CMYK photographic quality printed on paper, then laminated to corrugated board. Premium retail finish.
Flexographic
Direct-to-board water-based ink. Cost-effective for 1-4 colors. Best for high-volume shipping.
Digital
No plates. Variable data. Short runs and personalization with full-color CMYK.
Getting Started
Our custom corrugated boxes start at 35 cents per unit. Free structural CAD design with every order. For branded e-commerce, see custom shipping boxes and custom mailer boxes.
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