Paperboard is made thicker and often in multiple layers, to protect foods from mechanical damage (crushing, puncturing, vibration). There is a large range of paperboard types for different applications as consumer packs or shipping containers.
Cartons or boxes are printed , cut out to the appropriate size and shape and creased. The flat carton[carton?:carton box sample cutting machine] (or 'blank') may then be glued and assembled by the board manufacturer or alternatively delivered to the food processor for assembly on site.