ISO 8791-5:2020
Paper and board — Determination of roughness/smoothness (air leak methods) — Part 5: Oken method

Standard No.

ISO 8791-5:2020

Release Date

2020

Published By

International Organization for Standardization (ISO)

Latest

ISO 8791-5:2020

Scope

This document specifies the Oken method for determining the smoothness of paper and board using an apparatus which complies with the Oken method, as defined in this part of ISO 8791. It is applicable to all printing papers and boards.

ISO 8791-5:2020 Referenced Document

• ISO 186 Paper and board - Sampling to determine average quality
• ISO 187 Paper, board and pulps; standard atmosphere for conditioning and testing and procedure for monitoring the atmosphere and conditioning of samples*， 2022-01-01 Update
• ISO 4662 Rubber, vulcanized or thermoplastic - Determination of rebound resilience
• ISO 48 Rubber, vulcanized or thermoplastic - Determination of hardness (hardness between 10 IRHD and 100 IRHD)

ISO 8791-5:2020 history

• 2020 ISO 8791-5:2020 Paper and board — Determination of roughness/smoothness (air leak methods) — Part 5: Oken method