Warp ɛn weft density fɔ fayv glas fabrik de ditarmin PTFE ay-tɛmpracha klos pefɔmɛns. di hכy dεnsiti de inkrεs di tεnsil trεnk εn di sכfa smol sכft bכt i de ridyus tεar trεnk (invεst U-kכv), fεksibiliti, εn kכt pεnεtreshכn. Optimal density balans penetration, tear resistance, fleksibiliti, ɛn surface finish. Low density suits dinamik bɛnd; ay density fɔ nɔ-stik ɛn insuleshɔn.

Kalɛnda – we yu prɛs PTFE-kɔt fabrik bitwin di ɔt miro rɔla dɛn na 360-380°C – i de chenj di sɔfayz mɔfɔlɔji, rilis prɔpati, impermiabiliti, ɛn mɛkanikal pefɔmɛns bad bad wan. i de ridyus di rכf frכm Ra 0.5-1.0 μm to <0.05 μm, i de sial pinhol dεm, i de impruv di wear rεsistεns, bכt i de dכn di tεar strכng εn fleksibiliti. Impɔtant fɔ rilis layna ɛn ilɛktrik insuleshɔn.

PTFE ay-tɛmpracha fabrik ɛn silikon fabrik ɔl tu de yuz fayv glas klos as bays bɔt dɛn difrɛn pan kɔtin matirial (PTFE rɛsin vs silikon rɔba). PTFE fayn fayn wan pan nɔ-stik, wear resistans, ɛn kemikal resistans te to 260°C. Silikɔn klos de gi fayn fayn fleksibiliti, ilɛktrik insuleshɔn, ɛn faya rɛsistɛns (we go rich 230°C). Pik bay wetin yu de put fɔs.

PTFE ay-tɛmpracha fabrik (PTFE mɛmbran matirial) na prɛmiɔm chuk fɔ tɛnsiɛl akitɛkɛt. Ki advantej dɛm: 30+ ia ɔda layf, sɛlf-klin sɔfays (ren wata de was dɔti), sɔft layt transmishɔn (6-13%), Klas A faya retinj, ɛn stɛl-layk trɛnk we ɔnda 1.5 kg/m2. Dɛn kin yuz am na stediɔm dɛn, aypɔt dɛn, ɛn aykɔnik bildin dɛn ɔlsay na di wɔl.

PTFE ay-tɛmpracha fabrik de gi ɛksepshɔnal kemikal rɛsistɛns, we de bia wit strɔng asid, alkali, ɔrganik sɔlvɛnt, ɛn kɔrosiv gas dɛn. Dis atikul de tɔk mɔ bɔt di tin dɛn we i nɔ ebul fɔ fɛt, di tin dɛn we i nɔ ebul fɔ du (molten alkali metals, strong fluorinating agents), ɛn di men tin dɛn lɛk di tɛmpracha, di kɔnsɛntreshɔn, ɛn di mɛkanikal strɛs.

PTFE impregnation nɔ jɔs de fɔ fayv glas klos. Dis atikul introduks 7 ɔltɛrnativ sabstret dɛm – aramid, kabɔn fayba, PBI, porous mɛtal, grafayt, asbest (phased out), ɛn sɛramik fil dɛm – wit dɛn prɔses ficha dɛm, advantej dɛm, limiteshɔn dɛm, ɛn ki aplikeshɔn dɛm.

Dis atikul de ɛksplen wetin mek alkali-fri fayv glas klos na di sabstret we dɛn kin lɛk fɔ PTFE ay-tɛmpracha klos. I de kɔba kemikal bonding via silane kɔpl ɛjɛn ɛn ki fizik prɔpati dɛn lɛk tɛmal stebiliti, dimɛnshɔnal stebiliti, ɛn kɔrɛshɔn rɛsistɛns – we de mek shɔ se i de wok fɔ lɔng tɛm na harsh ɛnvayrɔmɛnt.