Sengoliloeng sena se bapisa ho nepahala ha mekhoa e meraro ea tlhahlobo ea 'curring degree' bakeng sa likhomaretsi tse sa utloeng khatello ea silicone. Solvent extraction (gel content) e lekanya karoloana ea marang-rang e sa tsitsang ka ho ntša Soxhlet - likhakanyo tse feteletseng ka lebaka la likarolo tse ferekaneng tsa 'mele tse fosahetseng e le li-crosslink, ho nepahala ± 2-5%, ho nepahala ha lik'hemik'hale tse tlaase ka ho fetisisa. DSC e lekanya mocheso o setseng oa karabelo (α=1-ΔHresidual/ΔHtotal) - e ka tšeptjoang ka phetoho e tlase ho ea bohareng empa e lekanya haholo ka phetoho e phahameng ka lebaka la lihlopha tsa masala a fokolang, ho pheta-pheta <± 2%.

Ho omisa ke mohato oa bohlokoa oa tlhahiso ea lesela la mocheso o phahameng oa PTFE. Litšitiso tse tloaelehileng li kenyelletsa: ho petsoha (ho omisa ka potlako haholo, letlalo la letlalo), ho falla ha letlalo (likaroloana li falla holimo, tlamahano e fokolang ea ka hare), li-pinholes / li-blister (moea o koaletsoeng kapa mouoane), matheba a masoeu le ho chalking (ho falla ha surfactant kapa fusion e sa fellang), yellowing / coking (ho futhumala ho feteletseng ha li-additives), delamination (lekhapetla la lamunu), khatello ea kelello e feta (lekhapetla la lamunu). shrinkage), bokaholimo bo omileng empa kahare bo le metsi (ho holoha letlalo ho ts'oara mongobo), le mats'oafo a teteaneng (phello ea kofi). Litharollo li kenyelletsa lintlha tse laoloang tsa ho omisa, moea o nepahetseng, le pretreatment ea substrate.

PTFE lesela la mocheso o phahameng oa mocheso le sebelisoa haholo indastering ea lik'hemik'hale bakeng sa lits'ebetso tse supileng tsa bohlokoa: li-flange gaskets le li-pipe linings (ho hanyetsa li-acids tse matla / alkali), li-reactor le li-tank linings (li thibela ho bola ha tšepe, ho hloekisa habonolo), mekotla ea sefa bakeng sa khase e senyang ea flue (ho fihlela ho 260 ° C), anti-corrosion atoloso, manonyeletso bakeng sa ho roala. ho bopa ha motsoako, le liphutheloana tsa motlakase / tsa mocheso. FDA le limaraka tsa UL lia fumaneha.

Lisebelisoa tsa ho qeta holim'a metsi tse sebelisoang lesela la fiberglass pele ho roala ha PTFE li bohlokoa bakeng sa ts'ebetso ea ho qetela ea lesela la mocheso o phahameng oa PTFE. Organosilane coupling agents e theha marokho a molek'hule pakeng tsa fiber ea khalase e sa tsitsang le PTFE ea tlhaho, e matlafatsang matla a lekhapetla ho tloha ho <2 N/cm ho isa ho 4-8+ N/cm. Kalafo e nepahetseng e boetse e matlafatsa ho hanyetsa mocheso (260 ° C +), ts'ebetso ea dielectric, le lik'hemik'hale tse hanyetsanang le lik'hemik'hale. Lesela le sa phekoloeng le lebisa ho delamination, ho phatloha le bophelo bo khutšoanyane ba tšebeletso.