Chitima chekutanga chekuChina chekuyambuka gungwa chinomhanya-mhanya pakati peFuzhou neXiamen chiri kuuya, iyo zambuko rinogara netambo rakavakwa zvinobudirira nerubatsiro rwe.PTFE polytetrafluoroethylene, mambo wepurasitiki.Ngatitaure nezve mashandisirwo ePTFE ayo asingazivikanwe kwauri.
Taicheng Xite Bridge nderimwe remabhiriji ari pakati peFujian neXiamen High-speed Railway.Zambuko iri rakagadzirwa sezambuko risingaenzaniswi rinotenderera netambo-rakagara zambuko rine huremu hwe38,000 matani.Hurefu hwakazara hwechikamu chinotenderera i221.3 metres, inova ndiyo yakakura isina kuenzana inotenderera tambo-yakagara zambuko renjanji yekumhanya muChina maererano nematoni.
Chinhu chikuru chakadaro chine tani yakadaro chinopedza sei "shanduko yakanaka"?Izvi hazvigone kuitwa pasina high-performance fluoropolymer: teflon sliders.Ko Teflon diki inotsvedza ingaite 10,000-matani zambuko kutendeuka zvakasununguka?
Nheyo yakakosha yemuviri unotenderera ndeyekuseta bhora hinge inotsvedza pakati peiyo yepamusoro uye yepasi chimiro chemuviri unotenderera uyo unoshingirira kune yakakwira uye ine diki coefficient yekukwesha.Iyo hinge yebhora inoumbwa neyepamusoro bhora hinge, yakagadziridzwateflon slideruye pasi bhora hinge,pamwe nepamusoro uye pasi bhora hingesiri kumusoro uye pasi turntable.
Mumashoko akajeka, musimboti wakafanana neyedombo rekukuya disc, uko hwaro husingafambi uye chikamu chepamusoro chinotenderera chakapoteredza nzvimbo yekukuya.Saka simba rekukwenya riri pakati pemahinji ebhora rinoda kukundwa panguva yekutenderera.Maitiro ekudzikisa kupesana kwekupokana ndiyo yakakosha hunyanzvi dambudziko mukuvakwa kwemuviri unotenderera.
PTFEsliderinoita basa rakakosha zvakadaro nekuda kwayoyakanakisa kuzvizora,yakadereradynamic uye static friction coefficient, uye kupfekauye kumanikidzaresistance.Mushure mekupedza kuiswa kwePTFEslider,hinge yebhora rekumusoro nerezasisuye shaft yepakati yakaputirwa nayoteflon poda girisi lubrication medium,izvo zvinogonaminimize thefriction.Mukuwedzera, shaft inotenderera inePTFEchubhu, iyo inogona kuderedza kupokana kunogadzirwa mukugadzirisa muviri.Vakadaro adikiPTFEslideranofanirahave simba rinoshamisa kudaro!
Zvimiro zvePTFE
● Kudzivirira kwekushisa kwepamusoro
Kupisa kwayo kwekushanda kunogona kusvika ku250 ℃.
● Kuderedza kupisa kwekushisa
Iyo ine yakanaka mechanical kuoma pane yakaderera tembiricha;kunyangwe tembiricha ikadonha kusvika -196 ℃, inogona kuchengeta 5% kureba.
● Corrosion resistance
Iyo inert kune akawanda makemikari uye zvinonyungudutsa, uye inogona kuramba yakasimba asidhi uye alkalis, mvura uye akasiyana organic solvents.
● Kuramba kwakanaka kwemamiriro okunze
Iyo ine hupenyu hwekukwegura hwakanakisa pakati pemapurasitiki.
● Kuzora mafuta
PTFE ine yakaderera coefficient yekukwesha pakati pezvinhu zvakasimba.
● Kusanamatira
Iyo ine yakaderera pasi tension pakati pezvinhu zvakasimba, uye haina kunamatira kune chero chinhu.
Zvikumbiro zvemambo wepurasitiki
PTFE inogona kugadzirwa kuva mashiti, machubhu, tsvimbo, mafirimu, faibha uye coatings maererano chigadzirwa classification, uye rinoshandiswa zvikuru munzvimbo dzakasiyana-siyana dzakadai makemikari, peturu, machira, magetsi uye zvemagetsi, zvekurapa, mechanical uye aerospace.
● Kurapa
PTFE inodzivirira mvura, physiologically inert, uye isinganamidze, saka inoshandiswa muzvinhu zvakawanda zvinogadzirisa zvinyama uye zvigadzirwa zvenhengo yekugadzira, zvakadai setsinga dzeropa, uye mamembres ekugadzirisa mwoyo, nezvimwewo. PTFE inogona kuvharidzirwa uchishandisa chero nzira, uye ichaita kusadzikisira kana kuchipisa pasi pekumanikidzwa kwakanyanya kana kurapwa nemishonga yakasiyana siyana.Naizvozvo, inoshandiswa zvakanyanya mumidziyo yekurapa senge sutures, sterile pads, uye jekiseni tsono.
● Magetsi nemagetsi
PTFE ine yakanakisa dielectric zvivakwa uye yakanyanya kugadzikana yekupisa kwemafuta, uye isingatsivike magetsi ekudzivirira zvinhu, ichiita basa rakakosha mumunda wemagetsi nemagetsi insulation.Semuyenzaniso, PTFE girazi lacquer jira rinoshandiswa kubudisa tembiricha uye yakakwirira frequency insulation zvinhu, izvo zvinogona kushandiswa satellite communications uye makombiyuta;PTFE firimuinoshandiswa kugadzira ma capacitors sechinhu chekudzivirira, padding uye tambo pakati pezviridzwa;PTFE machubhu akatetepa-akakomberedzwa emhando dzakasiyana anogona kushandiswa kune tambo dzewaya dzekutungamira, kupisa kupisa machubhu uye spiral chubhu, uye insulated pombi dzinotungamira dzejenareta, nezvimwe.
Mundima ye5G yekutaurirana, PTFE inoshandiswawo zvakanyanya mumasefa echiteshi chepasi, high-frequency high-speed PCB/FPC, 5G chip process uye high-frequency connectors uye tambo.Parizvino, mafirita e5G anoshandiswa nevatengesi vakuru vemidziyo yekutaurirana achiri kugadzirwa nesimbi cavity mafirita, ayo anoshandisa akawanda PTFE zvikamu zvekutsigira uye kuvhara.
● Mechanical
Kune chero rudzi rwemuchina nemidziyo, mafuta ekuzora anofanirwa kuitirwa kune anotsvedza pasi panguva yekushanda kudzikisa friction factor, kuderedza kupfeka uye kupisa kwezvikamu, kuve nechokwadi chekushanda kwakajairika, iko uye mashandisiro emagetsi emuchina nemidziyo.PTFE's low coefficient of friction and self-lubricating properties inobvumira kuti ishandiswe mukugadzira mabearings, piston rings, machine tool guides and seal materials, asi inowanzo shandiswa mumashandisirwo ezviridzwa kana asidhi uye alkali inoshingirira nharaunda nekuti inodhura.
● Textile
Yakawedzerwa PTFE(e-PTFE) firimu rakanamirwa nemachira akajairwa kuita kuti isapinda mvura uye mwando machira anopinza.Hunhu hwayo hwakanakisa hwekusimba kwepamusoro, kuderera kwakaderera, kusanamatira uye anti-UV kuchembera kunoita kuti e-PTFE faibha rive jira rekusarudza zvipfeko zvekunze zvemitambo.Pamusoro pezvo, inowanzoitwa masutu ekudzima moto, masutu emuchadenga, masutu ekudzivirira ekurapa, masutu ehondo, mabhegi ekurara uye matende asingaremi.
● Motokari & chokufambisa
Mumotokari yemafuta chisimbiso zvinhu, inogona kupatsanura zvikamu izvo zvinoda mafuta ekuzora muzvikamu zvekutapurirana kubva kunhengo dzinobuda kudzivirira kubuda kwemafuta ekuzora.PTFE firimu rinofema rinoshandiswa mumagetsi emotokari kuenzanisa kudzvanywa mukati nekunze kwemwenje uye kudzivirira kusvibiswa kunounzwa nemvura, guruva, uye mota dzemvura, nezvimwe.
● Kemikari
PTFE, nekuda kwekushomeka kwayo, inoshandiswa sechinhu chinopesana necorrosion kugadzira zvikamu zvakasiyana-siyana zvekudzivirira, zvakadai sepombi, mavharuvhu, pombi uye pombi fittings.Pamidziyo yemakemikari, inogona kugadzira lining uye kupfekedza mareactor, distillation shongwe uye anti-corrosion michina.
Tsvaga yakanakisa PTFE mugadziri
Kuti unyatsoshandisa zvigadzirwa zvePTFE, zviri nani usarudze akanakisa PTFE mugadziri, uye SuKo, yekuChina inozivikanwa kwazvo.PTFE chubhu inogadzira, ndiwe wakanyanya sarudzo.Nyanzvi muPTFE/UHMWPE extrusion uye zvigadzirwa mumhando dzakasiyana uye mhando, Suko anoramba ari pamberi peTetrafluorohydrazine indasitiri nehunyanzvi hwekuvandudza tekinoroji, hunyanzvi uye hungwaru zvese mukati nekunze.
Nguva yekutumira: Aug-05-2022