Packaging Knowledge

What causes a moire pattern? Two regular grids laid over each other at a shallow angle create a third, coarser

What is a friction fit insert? A paper or board piece, die cut and folded, that grips the product inside

What is gang run printing? Several different jobs are printed together on one press sheet, sharing the plate costs, make-ready

What is a counter display unit? A small presentation pack that sits on a shop counter or checkout shelf, holding

What is board curl? A flat sheet or finished carton that rocks instead of lying flat, bending toward one face.

What is a tear strip on a carton? A narrow band cut as a series of fine perforations or a