PTFE avɔ si me dzoxɔxɔ le ŋutɔ (PTFE-coated fiberglass) nyo ŋutɔ na microwave dzoxɔxɔ elabena eɖoa microwave ɖe amewo evɔ mexɔa ŋusẽ o, etsia tre ɖe dzoxɔxɔ 260°C ŋu, eye eƒe akpa si me meléna o. Dɔ siwo wozãna dometɔ aɖewoe nye microwave me abolomeƒe, dɔwɔƒewo ƒe dryer conveyor belts, reactor linings hena atikewo ɖuɖu, kple microwave popcorn bag liners. FDA ƒe dzesi siwo li na nuɖuɖu ƒe kadodo.

PTFE avɔ si ƒe dzoxɔxɔ lolo (PTFE-coated fiberglass) mete ŋu nɔa te ɖe flex nu nyuie o elabena fiberglass ƒe anyigba la megbãna le dzɔdzɔme nu. Avɔ siwo le tsɛ wu (0.08mm) nɔa agbe ne woxatsa alafa geɖe va ɖo akpe geɖe; kpekpeme kpekpewo (>0.25mm) gbagbã le bla nanewo megbe. Satin-lãgbalẽa wɔa dɔ nyuie wu avɔlɔlɔ̃ gbadzaa. Ne èdi be yeanɔ ƒoƒom atraɖii la, bu PTFE film sesẽ alo avɔ si wotu ɖe aramid dzi ŋu boŋ.

PTFE dzoxɔxɔ gã tape subɔa PV dɔwɔƒea le akpa vovovo eve me: dɔwɔwɔ consumable (xea mɔ na EVA overflow adhesion le laminators, solder mask) kple agbe didi xɔxlɔ̃ (busbar wrap, junction box fixation). Le ememe zazã tegbee la, ele be kasɛtwo nato IEC 61215: 1000-2000h dzoxɔxɔ si me tsi le, UV, dzoxɔxɔ ƒe tsatsam (-40°C va ɖo +85°C), kple silicone PSA kple shrinkage <1%.

Wozãa PTFE avɔ si ƒe dzoxɔxɔ lolo (PTFE-coated fiberglass) geɖe le avɔtata kple amadede na dzoxɔxɔ ƒe asitɔtrɔ ƒe agbalẽtata ƒe alidziblanu (180-230°C), screen tata kplɔ̃ ƒe nutsyɔnu, ƒuƒu mesh alidziblanu, fusing mɔ̃ ƒe alidziblanu, kple roller wrapping. Eƒe akpa si meléna ɖe nu ŋu o xea mɔ na ink/adhesive ƒe nugbagbevi siwo susɔ, si ɖea ɣeyiɣi si me wodzraa nu ɖo le dzadzɛnyenye me dzi kpɔtɔna eye wònaa avɔa ƒe nyonyome nyona ɖe edzi. Belt siwo nuwuwu meli na o siwo me womewɔa naneke le o nana woate ŋu awɔ wo ɣesiaɣi.

PTFE ƒe dzoxɔxɔ gã ƒe kasɛt si wotsɔ dea dzoxɔxɔ-nutrenu hɛwo kple nutrenu ƒe kakɛwo ŋu naa asixɔxɔ vevi ene: xea mɔ na aŋe si wotsɔ ƒo ƒu ƒe ƒoƒo (eɖea ɣeyiɣi si me womewɔa dɔ o ɖa), ekpɔa nutrenu siwo xɔ asi ta, enaa dzoxɔxɔ/nyaƒoɖeamenu ɖeka hena nutrenu siwo nɔa anyi ɖaa, eye wòɖea film ƒe ʋuʋu dzi kpɔtɔna. Wokafui be woatsɔ fiberglass-backed tape (0.13-0.25 mm) si me silicone PSA (≥260°C) le. Anti-static black tape na fli siwo zɔna kabakaba.

PTFE avɔ si ƒe dzoxɔxɔ lolo (PTFE-coated fiberglass) nye mɔ̃ nyuitɔ kekeake si wotsɔna tsia tsi me na nɔnɔme sesẽwo: dzotsimɔ̃ ƒe ke ɖeɖeɖa (simenti, gbeɖuɖɔwo dzodzo, dzodoƒe siwo me dzo le vaseɖe 260°C), tsi si gblẽa nu ƒe ʋuʋu (acid, alkali, ami), nuɖuɖu/atike ƒe tsi si me dɔlékui mele o ɖeɖeɖa, kple HEPA ƒe xɔme dzadzɛnyenye ƒe tsilénuwo. Anyigba si dzi meléna o xea mɔ na ke ƒe ƒoƒo eye wònana woate ŋu akɔ wo ŋu bɔbɔe. Membrane-laminated grades ɖoa dzoxɔxɔ si bɔbɔ ŋutɔ gbɔ.

PTFE avɔ si me dzoxɔxɔ le ŋutɔ léa elektrikŋusẽ ƒe xɔxlɔ̃ nyuitɔ me ɖe asi tso -180°C va ɖo 260°C: volume resistivity >1013 Ω·cm le 200°C, dielectric constant li ke le 2.0-2.1. Ne ewu 260°C la, PTFE fa, egblẽna wu 327°C, eye wòbua nusiwo xea mɔ na dzoxɔxɔ tegbee. Ne mede 0°C o la, nusiwo wotsɔ xea mɔ na dzoxɔxɔa nyona ɖe edzi gake nusi wotsɔ blae la va zua gbagbã. Nɔ dzoxɔxɔ 260°C me hena dɔwɔwɔ si ŋu kakaɖedzi le.

Wokpɔa tsi ƒe dzoxɔxɔ mɔxenu ƒe nɔnɔme si le PTFE adhesive tape ŋu koŋ to nutsyɔnu ƒe gbɔdzɔgbɔdzɔwo (micropores, microcracks, fiber wicking) me tsɔ wu PTFE ƒe tsivɔvɔ̃ ŋutɔŋutɔ. Pure PTFE film naa WVTR si le titina ko. Multi-layer coating kple lamellar fillers (mica, glass flakes) wɔa labyrinth effect, si ɖea yaƒoƒo ƒe kaka dzi kpɔtɔna ŋutɔ. Ne èdi be yeatsɔ nutrenu si me fafa le ŋutɔ la, gblɔ nusiwo woatsɔ atsyɔ nu wo dzi si me wode tsii.

PTFE avɔ si ƒe dzoxɔxɔ lolo (PTFE-coated fiberglass) sɔ nyuie na nuɖuɖu tsɔtsɔ yi teƒe bubuwo le eƒe dzoxɔxɔ ƒe tsitretsitsi 260°C, -70°C vuvɔ ƒe asitɔtrɔ, anyigba si me meléna o, kple FDA ƒe sedziwɔwɔ ta. Nu vevi siwo woate ŋu azã: abolomeƒewo (bisiklet, abolo, pizza), nuɖuɖu tsɔtsɔ yi teƒe bubu siwo wofli, akpɔnɔ fafɛ kawo, mɔ̃ siwo me tsikpe le, dzoxɔxɔnutrenuwo, kple agbalẽ xatsaxatsa. Eɖea gbeɖuɖɔ kple dzadzɛnyenye ƒe ɣeyiɣi dzi kpɔtɔna.

PTFE ƒe dzoxɔxɔ gã ƒe adhesive tape ƒe creep tsitretsitsi le ɣeyiɣi didi ƒe agba madzudzɔmadzudzɔe te (vevietɔ le 200-260°C) la, wotsɔa nu eve dea dzesii: silicone PSA crosslink density (crosslinking si lolo wu xea mɔ na sisi) kple substrate ƒomevi (fiberglass-reinforced PTFE tsi tre ɖe cold creep ŋu; pure PTFE film creepps). Aŋe si wometsɔ ka blae o la doa kpo nu kabakaba ne dzoxɔxɔ sesẽ. Nusiwo wotsɔna léa nu ɖe ​​nu ŋu siwo le kpekpem wu dzia afɔku si le ʋuʋu me ɖe edzi.