BSI 20/30380002 DC 2020
$13.70
BS ISO 8791-4. Paper and board. Determination of roughness/smoothness (air leak methods) – Part 4. Print-surf method
Published By | Publication Date | Number of Pages |
BSI | 2020 | 29 |
This part of ISO 8791 specifies a method for determining the roughness of paper and board using an apparatus which complies with the Print-surf method, as defined in this part of ISO 8791. 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.