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UNE EN 4689:2021
Aerospace series - Paints and varnishes - Two-components room temperature curing polyurethane finish - High flexibility and chemical agent resistance for military application (Endorsed by Asociación Española de Normalización in February of 2021.)
Material aeroespacial. Pinturas y barnices. Pintura de acabado poliuretano con dos componentes que polimerizan a temperatura ambiente. Alta flexibilidad y resistencia a las sustancias químicas para aplicaciones militares (Ratificada por la Asociación Española de Normalización en febrero de 2021.)
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| Standard number: | UNE EN 4689:2021 |
| Pages: | 22 |
| Released: | 2021-02-01 |
| Status: | Standard |
DESCRIPTION
UNE EN 4689:2021
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.