Reference number
ISO 8791-4:2021
© ISO 2025
International Standard
ISO 8791-4:2021
Paper and board — Determination of roughness/smoothness (air leak methods) — Part 4: Print-surf method
Edition 3
2021-05
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Published (Edition 3, 2021)

ISO 8791-4:2021

Language
Format
CHF 98
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Abstract

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.

General information

  • Status
     : Published
    Publication date
     : 2021-05
    Stage
    : International Standard published [60.60]
  • Edition
     : 3
    Number of pages
     : 17
  • Technical Committee :
    ISO/TC 6/SC 2
    ICS :
    85.060 
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