Published
This document specifies a method for determining the roughness of paper and board using an apparatus which conforms to the Print-surf method, as defined in this document. It is applicable to all printing papers and boards with which it is possible to form a substantially airtight seal against the guard lands of the measuring head.
WITHDRAWN
SRPS ISO 8791-4:2017
PUBLISHED
SRPS ISO 8791-4:2021
90.60
Close of review
Sep 2, 2026