Standard NBN EN 4689:2021

Aerospace series - Paints and varnishes - Two-components room temperature curing polyurethane finish - High flexibility and chemical agent resistance for military application
Status
:
Active
Publication date
:
2/2021
Languages
:
EN/FR/DE
Replaces
:
ICS
:
49.040 Coatings and related processes used in aerospace industry
Summary :
This document specifies the requirements for a two-components flexible polyurethane topcoat to be applied over EN 4687 and/or EN 4688 primers mainly for exterior aerospace applications. The primer and the finish tested to this document will be from the same manufacturer applied in accordance with (i.a.w.) their instructions/Table 1.
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