UNE-EN 927-7:2021
Current
Paints and varnishes - Coating materials and coating systems for exterior wood - Part 7: Assessment of knot staining resistance of wood coatings
Hardcopy , PDF
Spanish, Castilian, English
03-24-2021
This document specifies a test method for assessing the discoloration of coating systems on wood due to wood extractives from knots. The discoloration is measured by colorimetry and the result is stated as the colour difference between the coated surface on the knot and the coated surface beside the knot.
| Committee |
CTN 48
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
Asociación Española de Normalización
|
| Status |
Current
|
| Standards | Relationship |
| EN 927-7:2020 | Identical |
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