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Polymerization da sarrafa PTFE

Monomer na PTFE shine tetrafluoroethylene (TFE), kuma wurin tafasarsa shine -76.3 digiri Celsius.Yana da matuƙar fashewa a gaban iskar oxygen kuma yana iya kamanta da gunpowder.Saboda haka, samar da shi, adanawa da amfani da shi a cikin masana'antu yana buƙatar kariya mai tsanani, kayan aiki kuma yana buƙatar sarrafawa, wanda kuma yana daya daga cikin manyan hanyoyin da ake samu na farashin PTFE.TFE yawanci yana amfani da polymerization na dakatarwa kyauta a cikin masana'antu, ta yin amfani da persulfate azaman mai ƙaddamarwa, yawan zafin jiki na iya zama tsakanin 10-110 digiri Celsius, wannan hanyar na iya samun nauyin nauyin PTFE mai girma sosai (ko da zai iya zama sama da miliyan 10), babu sarkar da ta bayyana. canja wuri yana faruwa.

Tun da narke batu na PTFE ne sosai high, wanda yake kusa da bazuwar zafin jiki, da kuma kwayoyin taro ba karami, shi ne kusan ba zai yiwu ba a cimma manufa narke kwarara kudi ta kawai dogara ga dumama kamar talakawa thermoplastic polymers.Yaya ake yin Teflon tef ko Teflon tube?Game da yin gyare-gyare, ana zuba foda na PTFE gabaɗaya a cikin gyaggyarawa, sa'an nan kuma mai tsanani da kuma matsawa don sinter foda.Idan ana buƙatar extrusion, ana buƙatar mahaɗan hydrocarbon a ƙara zuwa PTFE don taimakawa motsawa da gudana.Dole ne a sarrafa adadin waɗannan mahadi na hydrocarbon a cikin takamaiman kewayon, in ba haka ba yana da sauƙi don haifar da matsananciyar extrusion mai yawa ko lahani na samfur.Bayan nau'in da ake so, ana cire mahadi na hydrocarbon ta hanyar jinkirin dumama, sa'an nan kuma mai zafi kuma a yi shi don samar da samfurin ƙarshe.

Abubuwan da suka dace don PTFE
Ɗaya daga cikin manyan amfani da PTFE shine a matsayin sutura.Daga ƙaramin kwanon rufin da ba a ɗaure ba a gida zuwa bangon waje na cube na ruwa, zaku iya jin tasirin sihiri na wannan shafi.Sauran amfani su ne tef ɗin rufewa, kariyar waje ta waya, Layer na ciki ganga, sassan injin, labware, da sauransu. Idan kuna buƙatar kayan da za a yi amfani da su a cikin yanayi mara kyau, to, kuyi la'akari da shi, yana iya samun sakamakon da ba a zata ba.


Lokacin aikawa: Agusta-29-2022