Board · On request
Folding boxboard GC1
White back (GC1). For cosmetics, pharmacy and food cartons where the inside shows.
At the mill
A bulkier middle ply of mechanical or chemithermomechanical pulp adds stiffness at the same basis weight, because stiffness grows faster than thickness. Less calendering keeps the board thick and leaves the surface rougher. The coating gives the printing face its smoothness.