6650 Polyimide film/polyaramide fiber paper m laminate (NHN) takarda ce mai sassauƙa mai sassauƙa mai sassauƙa mai sassauƙa guda uku wanda kowane gefen fim ɗin polyimide (H) ke ɗaure tare da takarda ɗaya na polyaramide fiber takarda (Nomex). Ita ce mafi girman darajar wutar lantarki, ajin thermal shine H, ana kuma kiranta da 6650 NHN, takardar insulation H class, H class insulation composite, da sauransu.