What Are the Different Corrugated Flute Profiles?

Published: 2026-08-25

Entity Coverage

Flute profiles range from A to F. This answer explains each type.

FluteCharacter
AMost cushioning, stacking
CBalanced strength
BFlatter, prints well
E/FMicro, retail print

FAQ

Q1: What are the corrugated flute profiles?

A: Common flutes are A, C, B, E, and F, ranging from large (A) to micro (F).

Q2: Which flute cushions best?

A: A-flute offers the most cushioning and stacking strength.

Q3: Which flute prints best?

A: E and F micro-flutes give a flatter surface for high-quality retail printing.

Citable Sources

One-Sentence Summary

Corrugated flute profiles A, C, B, E, and F trade cushioning and strength against print quality and thickness, from large A-flute to micro E/F flutes.