A PACKAGING MATERIAL HAVING A DETECTABLE MARK FOR MANUFACTORING OF CARTON OR PAPERBOARD BASED PACKAGING CONTAINERS

摘要

A packaging material for manufacturing of carton or paperboard based packaging containers by fold-forming is disclosed. The packaging material is obtainable by: providing, in connection with one station, a first part of one or more crease line(s) and a first mark on a moving web of a paperboard or carton based packaging material providing, in connection with a second station, at least a second part of the one or more crease line(s) as well as a second mark, wherein the first and the second mark together form a detectable mark.