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TAPPI T 479 cm-09
- Smoothness of Paper (Bekk Method)
- standard by Technical Association of the Pulp and Paper Industry, 01/01/2009
- Publisher: TAPPI
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This method is for determining the smoothness of individual surfaces of paper when under a clamping pressure of approximately 100 kN/m²: and using an anvil with an effective area of 10.00 ±0.05 cm²