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download between 0-24 hoursReleased: 2021
ISO 8791-4:2021
ISO 8791-4:2021-Paper and board — Determination of roughness/smoothness (air leak methods)-Part 4: Print-surf method
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Standard´s number: | ISO 8791-4:2021 |
Pages: | 17 |
Edition: | 3 |
Released: | 2021 |
DESCRIPTION
ISO 8791-4:2021
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.