BS EN ISO 20266:2020 2021
$102.76
Paints and varnishes. Determination of image clarity (degree of sharpness of reflected or transmitted image)
Published By | Publication Date | Number of Pages |
BSI | 2021 | 20 |
This document specifies an instrumental method for determining the image clarity on paint films (coatings) by measuring reflection from the specimen surface or transmission through the specimen.
The method can be applied only to a flat surface.
PDF Catalog
PDF Pages | PDF Title |
---|---|
2 | National foreword |
4 | European foreword |
6 | Foreword |
7 | Introduction |
9 | 1 Scope 2 Normative references 3 Terms and definitions 4 Principle |
10 | 5 Limitations 6 Apparatus 7 Sampling 8 Test specimen 8.1 Substrate 8.2 Preparation and coating 8.3 Drying and conditioning 8.4 Thickness of coating |
11 | 8.5 Specimen size 9 Procedure 10 Calculation |
12 | 11 Test report |
13 | Annex A (informative) Example of determination |
15 | Annex B (informative) Precision |
19 | Bibliography |