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TAPPI UM 590
- Creasing (using steel rules) of paperboard for water vapor transmission (WVTR) testing
- standard by Technical Association of the Pulp and Paper Industry, 03/18/2015
- Publisher: TAPPI
$25.00$49.00
This method is intended to provide a standard creasing procedure using male/female steel rules for coated orlaminated paperboard samples prior to a water vapor transmission rate (WVTR) test to evaluate the creased barrier.Samples of appropriate size for WVTR testing may be creased by this procedure in either machine or cross direction over a wide range of thicknesses.
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