This post’s average rating is: 5 Understanding Corrugated Materials Corrugated materials In its most basic form, corrugated material has two main components, a domed, corrugated layer called a “flute” which is sandwiched between two smooth sheets called “liners”. This structure provides durability and protection. The key components are: A corrugated flute is an essential component … Continue reading Understanding the Different Types of Corrugated Materials, A Beginner’s Guide