An yi amfani da sifofin tensile na shekaru millenni.Lokacin da ƴan asalin ƙasar ke buƙatar matsuguni mai nauyi da tsari, yadudduka da aka yi daga fatun dabbobi da abubuwan da ake iya ɗauka cikin sauƙi sune mafita mafi dacewa.A Roman Colosseum, Velarium mai juyawa ya ba da inuwa don ƙarin jin daɗin ɗan kallo.Yanzu, ethylene tetrafluoroethylene (ETFE) yana ba da sababbin dama.
Wani sabon samfuri a cikin masana'antar, ETFE robobi ne na tushen fluorine wanda ke da ƙarfi a cikin yanayin zafi da yawa kuma yana da juriya ga lalata.An ƙirƙira shi daga polytetrafluoro-ethylene (PTFE)—wanda kuma aka sani da polymer-ƙararfi, mai nauyi, membrane masana'anta da ke hana wuta da asali an ƙirƙira don kayan binciken sararin samaniya, amma daga baya aka yi amfani da ita don aikace-aikacen gine-gine da ambulan bayyanannu.
Menene ETFE?Yayin da gine-ginen gilashin ke ba da kwatankwacin watsa hasken rana da kuma rufi, ETFE yana da ɗorewa, mafi m, kuma mai mahimmanci - yana da kusan kashi ɗaya cikin dari na nauyin gilashi.Da farko da aka yi amfani da shi a aikace-aikacen noma, ETFE tun lokacin da aka yi amfani da shi akan manyan ayyuka kamar jan hankali na lambun lambun Eden Project (Cornwall, Ingila), filin wasa na Allianz (gidan FC Bayern Munich na ƙwallon ƙafa), da Cibiyar Kula da Ruwa ta kasa ta Beijing - sanannen sanannen. Ruwan Cube da aka nuna a Wasannin bazara na 2008.Fim ɗin ETFE yanzu ana ɗaukarsa azaman kayan ƙima don aikace-aikacen sutura masu kama da kama daga rufi zuwa ginin facade zuwa aikace-aikacen hasken sama na gargajiya zuwa tsarin dogon lokaci.
Kadan kayan gini za su iya daidaita ETFE don sassauƙar ƙira da ƙimar aiki.Ga gidan kore na Nantong Park Bon-Garden na kasar Sin, aikin kayan zafi da kaddarorin watsa haske suna tallafawa aikin noman noma yayin da har yanzu ake samun ingantaccen zane mai haske.A Empire City Casino a Yonkers Raceway a New York, tashar tashar jiragen ruwa tare da 1020-m2(11,000-sf) pneumatic ETFE tsarin rufin fim ɗin yana nuna ikon kayan don saduwa da buƙatu na musamman na ado da kuma amfani da su - ba wai kawai nau'in ƙira mai ɗaukar ido ba, har ma da tsari da inuwa ga mazauna tare da babban tsammanin ta'aziyya.
ETFE kuma yana ɗaya daga cikin mafi ƙarancin nauyi da kayan kwalliyar da ake samu.Saboda ƙarancin juzu'in sa, ƙura ko datti ba ya manne da shi.Da yake shi ne ultraviolet (UV) m, ba ya canza launi kuma ba ya raunana a tsawon lokaci.Samfuri mai ɗorewa sosai, samfuran masana'anta na ETFE za a iya canza su zuwa sabbin samfuran ETFE kamar abubuwan tubing, wayoyi, ko simintin gyare-gyare.
A Nanton Park Bon-Gardens Greenhouse a kasar Sin, wani taron rufin da ya ƙunshi ethylene tetrafluoroethylene (ETFE) darajar wasan kwaikwayo na ba da gudummawa ga bunƙasa noma da kyan gani.
Halayen ayyukaFim ɗin ETFE yana kawo fa'idodi da yawa ga mazauna da mai ginin.Fim ɗin zai iya kasancewa tsakanin kashi 90 zuwa 95 a bayyane, yana ba da damar watsa UV da photosynthesis don aikace-aikacen aikin gona.Matsakaicin aikin hasken rana na tsarin fina-finai na ETFE suma suna da sassauƙa, saboda suna iya haɗa nau'ikan frit da yawa akan yadudduka ɗaya ko da yawa.
Za'a iya amfani da ma'auni ko na al'ada da aka buga da launuka masu yawa a yayin aikin extrusion don samar da ci gaba da ƙira tare da sauran tsarin da kuma ba da gudummawa ga kaddarorin sarrafa hasken rana.Fina-finan ETFE kuma suna da ƙarfi sosai.Har zuwa kashi 600 a lokacin karyewa, har yanzu suna da juriya da tsari.Ƙarfin ƙarfi a iyakar elasticity/plasticity shine 21 zuwa 23 N/mm2(3045 zuwa 3335 lbf/si), amma ƙarfin jujjuyawa zuwa maƙasudin karya shine 52 N/mm2(7542 lbf/si).Don lissafin tsari, iyakar 15 N / mm2(2175 lbf/si) ana la'akari da ƙididdigewa mai ma'ana.
ETFE baya raguwa a ƙarƙashin fallasa ga gurɓataccen muhalli, hasken UV, sinadarai masu tsauri, ko matsanancin yanayin zafi, yana mai da shi abu na musamman na dindindin.Fim ɗin ETFE kuma yana da kusan kashi 70 cikin ɗari na watsa sauti, yana mai da shi manufa don ayyukan da ke tsammanin ƙarar ƙara.A lokacin haɓaka ƙira, yakamata a yi la'akari da watsa sauti, saboda hakika zai watsa sauti fiye da tsarin ETFE da kaddarorin da ke kusa.
Daga extruding na fim din zuwa sufuri zuwa wurin, ETFE yana da dorewa da makamashi.Idan aka kwatanta da sauran kayan kwalliya, tsarin ƙirar ƙira yana barin ƙaramin sawun carbon.Tsarukan ETFE sun ƙunshi abubuwa masu ƙarancin ƙarfi waɗanda ba za a iya cirewa da sake yin amfani da su ba.Ƙananan zafin jiki mai laushi na fim na ETFE yana sa tsarin sake amfani da fim ɗin ya dace da tattalin arziki.ETFE kuma yana haɓaka rufin da hasken rana, yana ba da gudummawa ga ingantaccen makamashi na ginin.Hakanan yana da nauyi na musamman idan aka kwatanta da kayan gasa, yana ba da damar tsarin tallafi na ƙasa da tushe na kankare don a tsara su cikin inganci da farashi mai inganci, yana ba da gudummawa ga raguwar sawun carbon.
Lokacin aikawa: Fabrairu-01-2017