ʻO 6650 Polyimide film/polyamide fiber pepa flexible laminate (NHN) he ʻekolu-layer flexible composite insulation pepa i hoʻopaʻa ʻia kēlā me kēia ʻaoʻao o ka polyimide film (H) me hoʻokahi papa o ka pepa fiber polyaramide (Nomex). ʻO ia ka mea kiʻekiʻe kiʻekiʻe o ka uila insulating mea, ʻo ka papa wela ʻo H, ua kapa ʻia ʻo ia ʻo 6650 NHN, H pepa insulation papa, H class insulation composite, etc.