Warp kple weft density fiberglass avɔ dea dzesi PTFE dzoxɔxɔ gã avɔ ƒe dɔwɔwɔ. Density si lolo wu dzia tensile strength kple surface smoothness ɖe edzi gake eɖea aɖatsi ƒe ŋusẽ (inverted U-curve), flexibility, kple coating ƒe gege ɖe eme dzi kpɔtɔna. Density nyuitɔ kekeake da sɔ le gege ɖe eme, aɖatsi ƒe tsitretsitsi, asitɔtrɔ le nɔnɔmewo ŋu, kple eƒe anyigba ƒe nuwuwu. Density si bɔbɔ sɔ na dynamic bending; density gã na non-stick kple insulation.

Ɣletigbalẽ – avɔ si wotsɔ PTFE ƒoe tete ɖe ahuhɔ̃e ƒe ʋuƒo siwo wodo dzoe dome le 360-380°C – trɔa anyigba ƒe nɔnɔme, eƒe asiɖeɖe le eŋu ƒe nɔnɔmewo, tsi ƒe gege ɖe eme, kple mɔ̃ɖaŋununya ƒe dɔwɔwɔ ŋutɔ. Eɖea ʋuʋudedi dzi kpɔtɔna tso Ra 0.5-1.0 μm va ɖo <0.05 μm, etsia pinholes nu, enaa woƒe vuvu ƒe tsitretsitsi nyona ɖe edzi, gake eɖea aɖatsi ƒe ŋusẽ kple asitɔtrɔ le nɔnɔmewo ŋu dzi kpɔtɔna. Ele vevie na release liners kple elektrik-nulénu.

PTFE avɔ si ƒe dzoxɔxɔ lolo kple silicone avɔ siaa zãa fiberglass avɔ abe gɔmeɖoanyi ene gake woto vovo le nusi wotsɔ blaa nu me (PTFE resin vs silicone rubber). PTFE nyo wu le nusiwo meléna o, tsitretsitsi ɖe nudodo ŋu, kple atikewo ƒe tsitretsitsi vaseɖe 260°C me. Silicone avɔ naa woate ŋu atrɔ ɖe nɔnɔmewo ŋu nyuie wu, elektrikŋusẽ te ŋu xea mɔ na wo, eye dzo mete ŋu nɔa te ɖe enu o (si ade 230°C). Tiae le nusi nètsɔ ɖo nɔƒe gbãtɔ nu.

PTFE dzoxɔxɔ gã avɔ (PTFE membrane nu) nye tiatia nyuitɔ kekeake na tensile xɔtuɖaŋu. Viɖe veviwo: ƒe 30+ ƒe gota agbenɔnɔ, anyigba si dzi woate ŋu akɔ eɖokui ɖo (tsidzadza klɔa ɖi), kekeli falɛfalɛ ƒe kaka (6-13%), Dzo ƒe dzeside si le Klass A, kple ŋusẽ si le abe gakpo ene si mede 1.5 kg/m2 o. Wozãnɛ le bɔlƒoƒewo, yameʋudzeƒewo, kple xɔ siwo nye dzesiwo le xexeame katã.

PTFE avɔ si me dzoxɔxɔ le ŋutɔ naa atikewo te ŋu nɔa te ɖe enu etɔxɛe, eye wòte ŋu nɔa te ɖe aɖi sesẽwo, alkaliwo, lãmenugbagbeviwo ƒe ʋeʋẽ lilili, kple ya siwo gblẽa nu le ame ŋu nu. Nyati sia ƒo nu tso eƒe nusiwo te ŋu nɔa te ɖe dɔlékuiwo nu, seɖoƒe siwo le eŋu (alkali-ga siwo wofa, fluorin-nu sesẽwo), kple nu veviwo abe dzoxɔxɔ, eƒe kpekpeme, kple mɔ̃wo ƒe nuteɖeamedzi ene tsitotsito.

Menye avɔ si wotsɔa fiberglass wɔe koe PTFE ƒe tsidedee nye o. Nyati sia ɖe nu 7 bubuwo ɖe go – aramid, carbon fiber, PBI, porous metal, graphite, asbestos (woɖee ɖa vivivi), kple ceramic fillers – kple woƒe dɔwɔwɔ ƒe nɔnɔmewo, viɖewo, seɖoƒewo, kple dɔwɔwɔ veviwo.

Nyati sia ɖe nusita fiberglass avɔ si me alkali mele o ye nye nusi wodi wu be woatsɔ awɔ PTFE avɔ si me dzoxɔxɔ le ŋutɔ la me. Eƒo nu tso atikewo ƒe kadodo to silane coupling agents kple dzɔdzɔmenu veviwo abe dzoxɔxɔ ƒe liƒo, didime ƒe liƒo, kple xɔxlɔ̃ ƒe tsitretsitsi ŋu – si naa dɔwɔwɔ nɔa anyi didi le nɔnɔme sesẽwo me.