Standard

DS/EN 927-7:2020

Malinger og lakker – Coatingmaterialer og -systemer til udendørs træ – Del 7: Vurdering af malinglags modstandsdygtighed over for harpiksudsvedning fra knaster

Status
Gældende Checkmark
Type
Standard
Varenummer
M327794
Udgivelsesdato
2020-04-28
Komite

CEN/TC 139

International arbejdsgruppe WG

CEN/TC 139

Internationale relationer
Tooltip
EN 927-7:2020 IDT
Dansk udvalg
Antal sider
14

Scope

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 colourimetry and the result is stated as the colour difference between the coated surface on the knot and the coated surface beside the knot.