This standard BS EN 3656:2022 Aerospace series. Polycarbonate, self-extinguishing, low smoke emission. Characteristics is classified in these ICS categories:
49.025.40 Rubber and plastics
This document specifies the characteristics of self-extinguishing and low smoke emission semi-finished polycarbonate sheets with and without UV radiation protection requirement, as used for aircraft equipment, such as internal panelling, simple internal glazing, sound-proofing panels, light covers, etc.