New TAPPI T 538 View larger

TAPPI T 538

M00011757

New product

TAPPI T 538 Roughness of Paper and Paperboard (Sheffield Method)

standard by Technical Association of the Pulp and Paper Industry, 01/01/1988

More details

In stock

$0.00

More info

Full Description

This method is a measurement of the air flow between the specimen (backed by flat glass on the bottom side) and two pressurized, concentric annular lands that are impressed into the sample from the top side. The rate of air flow is related to the surface roughness of paper or paperboard.