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BS EN ISO 19403-2:2024 Paints and varnishes. Wettability - Determination of the surface free energy of solid surfaces by measuring the contact angle >
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BS EN ISO 19403-2:2024 Paints and varnishes. Wettability - Determination of the surface free energy of solid surfaces by measuring the contact angle, 2024
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- 7.1 General for measuring on the horizontal drop [Go to Page]
- 7.2 Measurement [Go to Page]
- 8.1 General
- 8.2 Owens-Wendt-Rabel-Kaelble method (OWRK method)
- 8.3 Wu method
- 9.1 General
- 9.2 Repeatability limit, r
- 9.3 Reproducibility limit, R
- 9.4 Calculation in accordance with the Owens-Wendt-Rabel-Kaelble method [Go to Page]