6650 Polyimide film/polyamide fiber pepa flexible laminate (NHN) he ekolu-layer flexible composite insulation pepa i paa ai kela a me keia aoao o ka polyimide film (H) me ka papa hookahi o ka polyaramide fiber pepa (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.