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

ACTIVE

About this standard

Languages
German, English and French
Type
NBN
Status
ACTIVE
Publication date
25 February 2021
Replaces
NBN EN 4689:2012
ICS Code
49.040 (Coatings and related processes used in aerospace industry)

About this training

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.