Methods of test for pulp and paper, Method 441: Determination of roughness/smoothness (air leak methods) - Sheffield method (ISO 8791-3:2017, MOD)
纸浆和纸张的试验方法 方法441:粗糙度/平滑度的测定(漏气法)-谢菲尔德法(ISO 8791-3-2017 MOD)
发布日期:
2018-12-21
本标准的目的是规定使用谢菲尔德仪器测定纸和纸板粗糙度的方法。
The objective of this Standard is to specify a method for the determination of the roughness of paper and board using the Sheffield apparatus.