Creases that form in a paper or other substrate during papermaking, printing, or any of a variety of finishing operations.
'Wrinkles are also formed on the surface of a printed ink film that dries unevenly.
Creases that form in a paper or other substrate during papermaking, printing, or any of a variety of finishing operations.
'Wrinkles are also formed on the surface of a printed ink film that dries unevenly.