Flute Carton Box 3, 5 layers A, B, C, E, AB, BC, EB

Corrugated cardboard, classified into A, B, C, E, AB, BC, and EB flutes, offers varying strength and thickness. A-flute is thickest for cushioning, while E-flute is thinner and provides a smooth surface. Commonly used in packaging, these materials are lig