PTFE fini min funteni ka bon, o bɛ kɛ kosɛbɛ kemikɛli baarakɛyɔrɔw la, baara jɔnjɔn wolonwula kama: flansɛ gaziw ni pibilikiw (a bɛ asidi/alkali barikamaw kɛlɛ), reactor ni tanki finiw (a bɛ nɛgɛ sɔgɔli bali, a saniya ka nɔgɔn), filɛri foroko minnu bɛ kɛ gazi sɔgɔlenw kama (fo ka se 260°C ma), sɔgɔli kɛlɛli farankanw bɛ kɛ kanaliw kama, anti-adhesion welding pads, release fini min bɛ kɛ ka composite molding kɛ, ani kuran/sumaya insulation wraps. FDA ni UL ka kalasi bɛ sɔrɔ.

Surface finishing agents minnu bɛ kɛ fibreglasi fini na ka sɔrɔ ka PTFE datugu, olu nafa ka bon kosɛbɛ PTFE laban finiw baara la funteni caman na. Organosilane coupling agents bɛ molekiyɔmuw ka dancɛw dilan gilasi fibre inorganique ni PTFE organique cɛ, ka peel fanga bonya ka bɔ <2 N/cm na ka se 4-8+ N/cm ma. Furakɛli ɲuman fana bɛ funteni kunbɛnni (260°C+), dielektriki baarakɛcogo, ani kemikaliya kunbɛnni sabati. Fini min ma furakɛ, o bɛ na ni delamination, bubbling ani baarakɛ waati surun ye.