Bayaanka Asturnaanta
Ms. Shelby Luo
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| Isbarbardhigga Cabirka | Xaashida PTFE (Polytetrafluoroethylene / xaashida Teflon) | Xaashida PE ( Xaashida Polyethylene) |
|---|---|---|
| Nuxurka Walxaha & Meelaynta | Polytetrafluoroethylene (PTFE), balaastiig khaas ah oo wax qabad sare leh oo si buuxda leh, oo loo yaqaan "King of Plastics". Astaamaha asaasiga ahi waxay ka yimaadaan curaarta kaarboon-fluorine ee aadka u deggan. | Polyethylene (PE), balaastig guud oo heerkulbeeg ah oo laga sameeyay monomers ethylene, caan ku ah sifooyin dheellitiran iyo qiimo jaban. Waa mid ka mid ah polymers-ka ugu badan ee la soo saaro oo si weyn loo isticmaalo. |
| Guryaha Muhiimka ah | La'aanta kiimikaad heer sare ah, iska caabin heerkul ballaadhan (-180 ℃ ilaa 260 ℃), isku xidhka iskuxiran ee aadka u hooseeya iyo dusha aan dhegta lahayn, dahaarka korantada ee sarreeya, is-saliimayn wanaagsan, iyo cimilada heersare ah. Si kastaba ha ahaatee, waxa ay leedahay xoog farsamo oo yara hooseeya, dusha jilicsan oo u nugul xagashada, caabbinta xirashada liidata, socodka qabow (ku gurguurta cadaadiska muddada dheer), habayn adag, iyo kharash badan. | Heerkul hoose oo heer sare ah, iska caabin kiimikaad oo wanaagsan (sida ugu badan ee acids iyo alkalis), habayn fudud, qiimo jaban, aan sun iyo ur lahayn, dahaarka korantada oo wanaagsan, iyo nuugista biyaha hoose. Si kastaba ha ahaatee, waxay leedahay iska caabin kulayl xaddidan, cimilo liidata (u nugul gabowga iyo huruudda), dulqaad la'aanta asiidhyada oksaydhaynta ee xooggan iyo qaar ka mid ah dareerayaasha organic, iyo engegnaanta dusha hoose. |
| Guryaha Makaanikada | Xoog adkaysi dhexdhexaad ah (20-35 MPa), adayg hoose, iyo qaab jilicsan. Isku-dhafka is-burburinta-hooseeya ee aadka u hooseeya (0.04-0.1) iyo is-saliid weyn, laakiin iska caabbinta xirashada liidata, kuma habboona xawaaraha-xawaaraha sare iyo culeyska culus. | Awood saameyn sare leh iyo adkeysi wanaagsan, ilaalinta adkaanta heerkul hoose (-70 ℃ ilaa -100 ℃). Xoog adag oo adag iyo qallafsanaan, sifooyin farsamo oo dheellitiran, taas oo ka dhigaysa qalab dhisme oo fudud oo aad u fiican. |
| Iska caabinta heerkulka | heer sare ah Kala duwanaanta heerkulka hawlgalka ee muddada-dheer: -180 ℃ ilaa +260 ℃, adkaysi u qaboojinta degdega ah iyo kuleylka, xasilloonida kulaylka oo aad u fiican, mid ka mid ah caagadaha leh caabbinta heerkulka ugu ballaaran. | Dhexdhexaad Heerkulka shaqada oo joogto ah: sida caadiga ah -70 ℃ ilaa +80 ℃ (waqti gaaban ilaa 100 ℃), kulaylka qalloocinta qiyaastii. 93-118 ℃. Wuu jilciyaa oo ka beddelmaa heerkulkan, maaha mid u adkaysta kulaylka. |
| Iska caabinta Kiimikada | Ku dhawaad qumman Inert in ku dhawaad dhammaan kiimikooyinka la yaqaan (ay ku jiraan acids xooggan, alkalis xoog leh sida aqua regia, sulfuric acid, hydrofluoric acid, iyo inta badan dareerayaasha organic), mid ka mid ah qalabka ugu adkaysiga badan ee la yaqaan. | Wanaagsan laakiin aan u adkaysan karin oksidants xooggan. Xasiloon ilaa inta badan asiidhka inorganic, alkalis, iyo xalalka milixda. Si kastaba ha ahaatee, waxaa lagu weeraraa ama lagu milmaa asiidh oksaydhaysiye ah oo xooggan (tusaale, nitric acid, sulfuric acid) iyo dareerayaasha organic sida hydrocarbons caraf udgoon iyo hydrocarbons koloriinaysan. |
| Guryaha Korontada | Dahaar koronto oo heersare ah, koronto yar oo joogto ah, lumis dielectric hooseeya, iyo waxqabadka xasilloon ee heerkul ballaaran iyo kala duwanaansho joogto ah, oo ku habboon dahaarka korantada-sare iyo heerkul sare. | Dabool koronto oo wanaagsan, oo ku habboon dahaarka guud ee korantada sida fiilooyinka iyo fiilooyinka. |
| Geedi socodka | Way adag tahay in la habeeyo. Laguma farsamayn karo hababka heerkulbeegga caadiga ah sida qaabaynta duritaanka iyo ka saarista. Caadi ahaan waxaa lagu sameeyaa qaabaynta isku-buufinta iyo sintering, oo ay ku xigto mishiin (rogid, wax-shiidid). Shuruudaha farsamada sare, weldability liidata iyo bondability. | Processability heer sare ah. Si fudud loo farsameeyo qaabaynta irbado, extrusion, dharbaaxo, dhalaalid, alxanka, iwm. |
| Muuqaalka & Qiimaha | Caadi ahaan go'yaal cad ama caano leh. Waxyaalaha ceyriinka ah ee sarreeya iyo kharashyada farsamaynta, wax qabad sare oo khaas ah. | Caadi ahaan translucent, caddaan caano ah, ama midabayn kara midabo kala duwan leh dhalaalid sare oo wanaagsan. Qiime aad u jaban, aad u kharash badan, mid ka mid ah caagadaha guud ee aadka loo isticmaalo. |
| Goobaha Codsiga Muhiimka ah | Dahaarka qalabka kiimikada, gaasaska, duurka sidda, substrates daahan aan dhejis ahayn, qaybaha dahaarka elektarooniga-soo noqnoqda sare, cuntada iyo qalabka dawooyinka, aerospace shaabadood, alaabta shaybaarka, iwm. | Taangiyada kaydinta kiimikada iyo tuubooyinka, haamaha korantada/ashitada lagu qaado, qalabka lagu daweeyo biyaha wasakhda ah, weelasha baakadaha cuntada, haamaha shidaalka baabuurta, waxyaabaha maalin kasta loo baahan yahay, qalabka caafimaadka, qaybaha dhismaha, silig iyo fiilooyinka dahaarka, iwm. |

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