PRODUCTION, TECHNOLOGY AND RESEARCH|technology and technical regulations · INDUSTRY|industrial structures and policy
- uimhir réidhe Bekk Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
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- Bekk smoothness | Bekk smoothness number
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- Definition "time in seconds which, under a defined pressure differential, is required to draw a definite quantity of air at atmospheric pressure between the surface of the test piece and a ring-shaped plane surface, under specified conditions of contact" Reference "International Organization for Standardization. ISO 5627:1995. Paper and board — Determination of smoothness (Bekk method) (29.8.2022). ISO, 1995"
- Comment This measures the evenness or lack of contour of a paper's surface. The greater the Bekk smoothness number, the smoother the sample.