Nc State University

Because of this variability, folding endurance is not often used as a specification unless a tolerance of at least 20% is allowed for high grade papers and 30% for ordinary papers. The increase in folding endurance produced by a small increase in beating is so great that significant differences are indicated when no significant difference is ... ................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download