and first marketed in 1967. Properties It can be considered an aromatic nylon, the meta variant of the para-aramid Kevlar. All aramids are heat and flame resistant but Kevlar, having a para orientation, can be molecularly aligned and gives high strength. Meta aramid can't align during filament formation and has poor strength. Production It is sold in both fiber and sheet forms and is used as a fabric wherever resistance from heat and flame is required. Nomex sheet is actually a calendered pape… (More on Nomex)