PTFE dị elu-okpomọkụfabricisa mejupụtara ihe eji eme ihe eji eme ihe mkpuchi mkpuchi glassfiberbasefabric na polyytetrafluoroethylene (PTFE).
Okpomọkụ dị ogologo ogologo oge, ọnọdụ okpomọkụ-oxidative, ultravioletradiation, na onye na-arụ ọrụ igwe, nhazi ya na-agbanwe mgbanwe mgbanwe site na moleculartothemacroscopiclevel.
Mgbanwe Microstructural na PTFECoating
Molecularchaindegradation na oxidation: Thecarbon-fluorinemainchain na-aga n'ịgbanye usoro, depolymerization, na ọxịdashọn, na-eme ka mbelata molekụla arọ na nhazi nke otu polar dị iche iche bụchascarbonylandcarboxyl otu dị iche iche.
Changesincrystallinity: Mkpirisi nkeji na-aga n'okpuru usoro nke abụọ nke krystallization. N'oge mmalite, kristal na-esikarị ike, na-eme ka mkpuchi ahụ na-esiwanye ike ma na-agbari karịa.
Ọdịda nke microscopicmorphology: mweda na mbelata na-eme ka ọtụtụ micro-cracks na pinholes, na-akpụ ọwa corrosion.
II.Mgbanwe Structural nkeGlassFiber Substrate na Interface
Ọdịda nke inyefe/njikọ njikọ: Silanecouplingagent na-ahazi ihe na-arụ ọrụ nke glassfiber n'ihu mejupụtara yana carbonize oke ọkụ nke mbụ, na-ebute mwepu nke njikọ kemịkalụ yana igwe na-ejikọ ike n'etiti PTFE na glassfiber.
Njikọ ihu na nchapụta: Mgbe mmechi nke ime ụlọ gasịrị, ihe dị n'etiti PTFE na glassfiberg na-eme ka mgbaka ọkụ, na-eduga n'ịkwadebe na nkewa nke mkpuchi site na ihe a na-emepụta, na-eme ka ọ bụrụ ihe na-egbuke egbuke, delamination, na mpaghara ọcha.
Mweda nke glaasi n'onwe ya: okpomọkụ dị elu na ihe ndị na-emepụta ihe na-eme ka netwọk glass na-eme ka micro-crackson nke eriri ahụ dị n'elu ihu na nbibi.
III.Mgbanwe ỌdịdịMacroscopic na Ọdịdị
Mgbanwe agba: Ihe na-agbanwe nke nta nke nta site nawhiteoritsnaturalcolortobeige, aja aja, orevenblack, nke sitere na carbonization nke ime ihu, adhesion nke ihe mmetọ, yana ngwaahịa ndị sitere na obere PTFE mmebi.
Nkwụsi ike n'akụkụ ya na ịdị larịị: nkwubi okwu na-eme, ihe a na-emepụta ihe na-adabara nke ọma, yana mbelata.
Ihu ihu: Thesmoothfeel na-apụta, ihu ya wee bụrụ ihe na-adịghị mma na-emebi emebi. Ọtụtụ ihe, ntụ ntụ a na-ahụ anya mgbe emetere ya, na-egosi PTFE ntụ ntụ.
Mechanicalstructural mkpọkọta: The ihe kpamkpam na-efunahụ mgbanwe na nkwụsịtụ ndabere. Mkpuchi ahụ kewapụrụ na ụlọ ọrụ basefabric, na-ebute na-enweghị ọrụ.
IV. Isi ihe gbasara usoro ịka nká
Ihe ngbanwe a na-eme ka usoro ọganihu nke ' mkpuchi mkpuchi → mmebi ihu ụlọ → mmebi iwu.' PTFElosesitsinertness na mmepe nke mgbawa; glassfiberinterface na-emebi emebi n'ihu fiber ahụ n'onwe ya, na-eduga nhụsianya; N'otu aka ahụ, ihe niile ha na-eme na-aghọ nke na-egbuke egbuke, ntụ ntụ, na-agbajikwa.
Ọ bụrụ na ị ga-achọ ịmatakwu gbasara nkọwapụta nkọwa, ngwa ngwa, yana nhazi nhọrọ maka ngwaahịa ngwaahịa zuru oke-gụnyere PTFEhigh-Temperaturefabric, PTFEhigh-temperaturetape, Teflonhigh -okpomọkụ bel, igwe anaghị agba nchara, ihe eji arụ ọrụ PTFE nwere otu akụkụ, ihe mkpuchi okpomọkụ dị elu, yana akwa fiberglass ụlọ okpomọkụ - biko nweere onwe gị ịkpọtụrụ site na chanel ndị a:
