: The most versatile, standard shipping profile.
: Two layers of flutes; essential for heavy (over 20kg) or fragile goods that might be stacked.
: Good for crush resistance and often used for canned goods.
There are four common types: * Single Face: Combination of one fluted corrugating Medium glued to one flat facing of Linerboard. * Shorr Packaging Cardboard Boxes Guide - Macfarlane Packaging