PTFE dị elu-okpomọkụfabricisa mejupụtara ihe eji eme ihe eji eme ihe mkpuchi mkpuchi glassfiberbasefabric withpolytetrafluoroethylene(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: Akụkụ mkpirisi na-aga n'okpuru usoro nke abụọ.
Ọdịda nke microscopicmorphology: Mmebi 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 okpomọkụ 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 iche iche na-eme ka ọ dịkwuo mma n'etiti PTFE na glassfiberg na-eme ka mgbaka ọkụ, na-eduga n'ịkwadebe na nkewa nke mkpuchi site na ụlọ ọrụ, 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 dị elu, na-ebute micro-crackson nke fiber n'elu ihu na nbibi.
III.Mgbanwe ỌdịdịMacroscopic na Ọdịdị
Mgbanwe agba: Ihe na-agbanwe nke nta nke nta site na Whiteoritsnaturalcolortobeige, aja aja, orevenblack, na-esi na carbonization nke ime ihu, adhesion nke ihe ndị na-emerụ emerụ, na ngwaahịa ndị sitere na obere PTFE mmebi.
Nkwụsi ike n'akụkụ ya na ịdị larịị: nkwubi okwu na-eme, ihe a na-ahụ anya na-adabara nke ọma, yana mbelata.
Ntugharị elu: Thesmoothfeel na-apụta, na ihu ya na-aghọ ihe na-adịghị mma ma na-eme ka ọ dị njọ.
Mechanicalstructural mkpọkọta: The ihe kpamkpam na-efunahụ mgbanwe na nkwụsịtụ ndabere. Ihe mkpuchi ahụ kewapụrụ na ụlọ ọrụ basefabric, na-ebute na-arụ ọrụ zuru oke.
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-arụ na-aghọ nke na-akụkpọ nkụ, ntụ ntụ, na-agbasasị. Ịchịkwa okpomọkụ na-arụ ọrụ, na-ezere mkpọmkpọ ọkụ site na ikpo ọkụ na oyi na-ekpo ọkụ, na igbochi kọntaktị na acidsandalkalis nke ọma na-agbada usoro nhazi nhazi.
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, igwe PTFE nwere otu akụkụ, ihe ọkụ ọkụ dị elu, na akwa fiberglass nke okpomọkụ - biko nweere onwe gị ịkpọtụrụ site na chanel ndị a:
