NEN-EN 4689
Aerospace series - Paints and varnishes - Two components cold curing polyurethane finish - High flexibility and chemical agent resistance for military application
inactive
Organization: | NEN |
Publication Date: | 1 April 2012 |
Status: | inactive |
Page Count: | 30 |
ICS Code (Coatings and related processes used in aerospace industry): | 49.040 |
scope:
This European Standard defines the requirements for a two components, high corrosion inhibiting epoxy primer. The coating should be suitable for use on suitably prepared metallic substrates, chromic acid anodized or conversion coated aluminium alloys, fibre reinforced composite materials and other suitably prepared substrates.
Document History

January 1, 2021
Aerospace series - Paints and varnishes - Twocomponents room temperature curing polyurethane finish - High flexibility and chemical agent resistance for military application
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...

NEN-EN 4689
April 1, 2012
Aerospace series - Paints and varnishes - Two components cold curing polyurethane finish - High flexibility and chemical agent resistance for military application
This European Standard defines the requirements for a two components, high corrosion inhibiting epoxy primer. The coating should be suitable for use on suitably prepared metallic substrates, chromic...