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TAPPI T 843 om-20
Fluted edge crush of corrugating medium (rigid support method)
This test evaluates the ability of corrugating medium to contribute to the compression strength of a corrugated box. It is a procedure for measuring the edgewise compression strength of a laboratory-fluted strip of corrugating medium in a direction parallel to the fluted tips.
Technical Association of the Pulp and Paper Industry [tappi]