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NEN EN ISO 4628-7 : 2016

Current

Current

The latest, up-to-date edition.

PAINTS AND VARNISHES - EVALUATION OF DEGRADATION OF COATINGS - DESIGNATION OF QUANTITY AND SIZE OF DEFECTS, AND OF INTENSITY OF UNIFORM CHANGES IN APPEARANCE - PART 7: ASSESSMENT OF DEGREE OF CHALKING BY VELVET METHOD

Published date

01-12-2013

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Materials
6 Assessment
7 Test report

Defines a method suitable, in particular, for rating the degree of chalking on white or coloured exterior coatings and coating systems on rough surfaces (i.e. those having a roughness greater than segment 4 of the reference comparator G as described in ISO 8503-1).

DocumentType
Standard
PublisherName
Netherlands Standards
Status
Current

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