PTFE ay-tɛmpracha tep we dɛn aplay pan ɔt-silin naif ɛn silin strip dɛn de gi 4 kɔr valyu dɛn: i de mek di plastic we dɔn rɔtin nɔ adheshon (i de pul di dawt tɛm), i de protɛkt di dia dia siling day, i de homogenizes ɔt/prɛshɔn fɔ kɔnsistɛns sil, ɛn i de ridyus di film frikshɔn. Fayba glas-bak tep (0.13-0.25 mm) wit silikon PSA (≥260°C) na di rεkomεnd. Anti-statik blak tep fɔ ay-spid layn dɛn.

di wata vapour barεri prכpati fכ PTFE adhesive tep dεn de ditarεmin am fכs bay di kכt dεfεkt (maykropכr, maykrokrak, fayv wik) pas PTFE in intrinsik haydrofכbisiti. Pure PTFE film ofa onli midul WVTR. mכlti-layεr kכtin εn lamellar filεr dεm (mayka, glas fεk) de mek wan labirint ifekt, we de ridyus di vapour transmishכn dεm bad bad wan. Fɔ silin we gɛt ay-humidity, spɛsifa densified kɔtin dɛn.

Krip rɛsistɛns fɔ PTFE ay-tɛmpracha adhesive tep ɔnda lɔng tɛm kɔnstant lod (espɛshali na 200-260°C) na tu tin dɛn de ditarmin am: silikon PSA kroslink dɛnsiti (hay kroslinkin de mek flɔ nɔ flɔ) ɛn sabstret tayp (fayba glas-rɛinfɔs PTFE de rɛsist kol krip; pure PTFE film krip). Adhesive we nɔ krɔs kin fel kwik kwik wan we di ples wam pasmak. Tik adhesive layers inkrisayz krep risk.

Fɔ PTFE ay-tɛmpracha tep we dɛn yuz insay abrasive sliding frikshɔn aplikeshɔn, standad nɔ-stik ɛn ɔt rɛsistɛns nɔ inɔf. Ki selekshɔn krayteria: Taber abrashɔn lɔs (<15 mg/1000 saykl), fil modifyed PTFE kɔtin (kabɔn/grafayt/MoS2), PV limit data, sabstret trɛnk (≥200 N/cm), ɛn mating sɔfays rɔfnɛs (Ra 0.2-0.4 μm). Prɔpa edj protɛkshɔn ɛn ful bonding na impɔtant tin fɔ mek i liv lɔng.

PTFE sabstεrayt na inhεrent sכlt spεy rεsistεnt (wata absכpshכn <0.01%). כltu, di כvala tep pεrformεns dipכnt pan adhesive tכp: silikon PSA de tinap fכ marin envayroment (500-1000h sכlt spεray tεst,>80% pil rεtεnshכn); akrilik PSA de fel. Prɔpa sɔfayz tritmɛnt, bɔbul-fri aplikeshɔn, ɛn ed silin wit silikon silin na impɔtant tin fɔ lɔng tɛm rilaybiliti pan ɔfsho pletfɔm ɛn vessel dɛn.

PTFE fayv glas tep nid tri ki sefty sɛtifiket dɛn: UL (ilɛktrik ɛn flaym sefty), FDA (fud kɔntakt kɔmplians), ɛn ISO 9001:2015 (kwaliti manejmɛnt). Sɛtifiket tep dɛn de gi kɔnsistɛns pefɔmɛns, lɔng savis layf, ɛn lɔwa totɛl kɔst fɔ ɔna pan ɔl we ay apfrɔnt kɔst. Ɔltɛm verify di sɛtifiket dɛn dairekt wit di bɔdi dɛn we de gi di sɛtifiket dɛn.

PTFE ay-tɛmpracha tep de yuz akɔdin to tri mɛdikal aplikeshɔn taya: sterilizeshɔn ikwipmɛnt protɛkshɔn (ɔtoklev trey, ɔt-sil pak), inschrumɛnt sɔfayz tritmɛnt (lɔ-frikshɔn kɔtin, ilɛktrik insuleshɔn), ɛn implantabl divays (vaskul graft, sutura). Bayokompatibiliti de verify via ISO 10993, ɛn FDA 21 CFR 177.1550 establish fawndeshɔnal matirial sefty.

PTFE ay-tɛmpracha tep gɛt po rɛsistɛns to ayɔniz raytin. na jכs 1 kGy gamma εkspכzכn, tεnsil trεnk de dכp to ~25% fכ di כrijinal. i fayn fכ כnli fכ lכw dכz invayroment (fud/mεdikal stεrilayzεshכn <10 kGy). Fɔ nyuklia industri ɔ spɛshal ship, yuz polyimide ɔ PEEK insted.

Fכ PTFE hεy-tεmprachכ tep dεm כnda lכng tεm imεshכn, di PTFE sabstεrayt de stil kεmikכl inεt, bכt di adhesive layεr na di wik pכynt. Wata de mek silikon PSA wik; wata we gɛt sɔl kin mek di wata we de rɔn kwik kwik wan. Fɔ agresiv kemikal, dɛn nid fɔ gɛt fluorosilicone ɔ perfluoropolyether adhesives – ɔ adhesive-free PTFE tape. di trεnk we di pεl de lכs te to 40% afta 48 awa insay wata.

PTFE ay-tεmprachכ tep we dεn yuz fכ it kכntakt aplikεshכn dεm fכ de insay difεn tεmprachכ limit: ≤260°C fכ kכntinyu fכ yuz, ≤300°C fכ sכt pik (minit), εn nεva nכ de oba 327°C (dikomposishכn). FDA ɛn EU rigyuleshɔn dɛn nɔ spɛsifa wan yunivasal tɛm limit – sef kɔntakt durayshɔn dipen pan tɛmpracha ɛn dɛn fɔ verify am bay maykreshɔn tɛst dɛn we de simul di aktual kɔndishɔn dɛn.