PTFE osisi (nke a makwaara dị ka PTFE osisi, Teflon osisi, Teflon osisi) na-ekewa abụọ ụdị: ịkpụzi na-atụgharị.A na-eji ngwaahịa ya eme ihe n'ọtụtụ ebe ma nwee ihe ndị dị oke elu: elu na obere okpomọkụ na-eguzogide (-192 ° C-260 ° C), nguzogide corrosion (acid siri ike, alkali siri ike, aqua regia, wdg), nguzogide ihu igwe, mkpuchi dị elu, elu lubrication, na-abụghị adhesion, Na-adịghị egbu egbu na ndị ọzọ magburu onwe àgwà.Polytetrafluoroethylene (Mbiri nke Bekee bụ Teflon ma ọ bụ [PTFE, F4]), nke a maara dị ka / a na-akpọkarị "Plastic King", aha azụmahịa China "Teflon", "Teflon" (teflon), "Teflon" , "Teflon", "Teflon" were gabazie.
Ọ bụ ihe dị elu nke molekul polymerized site na tetrafluoroethylene, na nhazi ya dị mfe bụ -[-CF2-CF2-] n-, nke nwere ezigbo nkwụsi ike nke kemịkalụ na nguzogide corrosion (polytetrafluoroethylene na-ezo aka dị ka PTFE ma ọ bụ F4, bụ otu n'ime ihe ndị kasị corrosion). - ihe ndị na-eguzogide ọgwụ n'ụwa taa, "Plastic King" bụ nke a na-akpọkarị polytetrafluoroethylene, ọ bụ plastik nke nwere nguzogide corrosion kacha mma. Ya na ya, ya mere a na-akpọ ya plastic King Ọ na-eguzogide ọgwụ ndị ọzọ niile ma e wezụga sodium a wụrụ awụ na fluorine mmiri mmiri, nke na-adịghị mma, mkpuchi ọkụ eletrik na nguzogide ịka nká dị mma, nguzogide okpomọkụ dị mma (nwere ike ịrụ ọrụ ruo ogologo oge na okpomọkụ nke okpomọkụ). +250°C ruo -180°C) PTFE n’onwe ya abụghị ihe na-egbu mmadụ, mana a na-eji ya eme ihe n’usoro mmepụta otu n’ime akụrụngwa nke perfluorooctanoate ammonium (PFOA) ka a na-ewere dị ka ọrịa carcinogen nwere ike ime.
Okpomọkụ -20～250°C (-4～+482°F), na-enye ohere oyi na mberede na kpo oku na mberede, ma ọ bụ ọrụ oyi na ọkụ ọzọ.
Nrụgide -0.1 ~ 6.4Mpa (Oghere zuru ezu ruo 64kgf/cm2) (Ntugharị zuru ezu ruo 64kgf/cm2)
Mmepụta ya edozila ọtụtụ nsogbu n'akụkụ ụlọ ọrụ kemịkalụ, mmanụ ala na ọgwụ na mba anyị.PTFE akàrà, gaskets, gaskets, PTFE akàrà, na gaskets na-mere nke nkwusioru polymerized PTFE resin ịkpụzi.E jiri ya tụnyere plastik ndị ọzọ, PTFE nwere njirimara nke nguzogide corrosion kemịkalụ, a na-ejikwa ya mee ihe n'ọtụtụ ebe dị ka ihe mkpuchi na ihe na-ejuputa.
Ngwa ire ere ọkụ ya zuru oke na ihe dị ka ogo Celsius 500 gụnyere tetrafluoroethylene, hexafluoropropylene na octafluorocyclobutane, nke ga-emebi ikuku nke nwere fluorine nke ukwuu na oke okpomọkụ.
Oge nzipu: Jan-17-2023