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Njirimara nke ihe nkiri PTFE

Ihe nkiri PTFE nwere ike iru DIN4012 nchekwa ọkụ ọkụ ọkọlọtọ B1 larịị, na-agbaze okpomọkụ nwere ike iru 200 ℃, na ọ dịghị mfe ijide ọkụ.Ibu dị arọ, ezigbo ductility, ike mkpakọ dị elu, adịghị mfe ịdọka.Ndụ ọrụ ogologo oge, ihe na-erughị afọ 30, akụrụngwa na-eju afọ maka ihe owuwu ụlọ mbughari okpukpu abụọ.N'ihi na ihe nkiri PTFE na-emechi agbụ ihe owuwu molekụla site na atom fluorine, ike ya itinye ihe ndị ọzọ kemịkal adịghị ike.N'ime ụwa macro, elu nke ihe nkiri PTFE dị ihe dị ka 185N / M, ihe eji eme ihe dị ala, ọ bụghịkwa nnyapade.

Ya mere, ihe nkiri PTFE na-egosipụtakarị ihe na-ehicha onwe ya na nguzogide mmiri.Ihe nkiri Teflon bụ akụrụngwa nke Teflon nwere eriri iko.PTFE dị nnọọ mfe na ọnọdụ siri ike.Ekwesịrị ịgbaze mkpuchi ahụ wee tinye ya na fiberglass.The agbaze okpomọkụ dị n'elu 400 ℃, na mkpuchi ugboro chọrọ banyere 10 ugboro.Na njikọ a, eriri iko ahụ ga-agbanwe edo edo n'ihi oke okpomọkụ, na mkpuchi na-emekarị ka ọ dịkwuo arọ.Ya mere, ihe nkiri ihe nkiri PTFE polytetrafluoroethylene ka emepụtala agba aja aja.Otú ọ dị, PTFE polytetrafluoroethylene film ihe onwunwe nwere ike igbari na banye ultraviolet ụzarị si ìhè anyanwụ.

Enweghị ike ịdekọ ihe nkiri Teflon.Site na nyocha nke ihe anụ ahụ ya, e nwere ihe ndị na-esonụ dị mkpa: ala elu, nnukwu urughuru size, ezigbo chemical nkwụsi ike analysis, ukwuu symmetrical Ọdịdị nke polytetrafluoroethylene film, na ala SP uru nke solubility parameter nke polytetrafluoroethylene film.Elu dị ala, na nkwado elu na ebe dị oke egwu anaghị adịkarị ukwuu.PTFE nwere esemokwu ihu n'ihu nke ogo 118, esemokwu n'azụ nke ogo 91, yana esemokwu interfacial nke ogo 104.Ngwa ngwa niile buru ibu na esemokwu nke ihu dị elu.Oke mmanu mmanu dị obere, ya bụ nrapado adịghị mma na nrapado ezughi oke.Wet Teflon plastic film, n'ihi ya, ọ dịghị mma adhesion ka Teflon ọka size, ezi analytical chemical kwụsie ike, teflon ọzịza na dissolving niile karịa crystalline polymers enweghị ike ntekwasa na Teflon plastic film ike polymer macromolecular chains n'elu.


Oge nzipu: Ọgọst-01-2022