Aragtida: 0 Qoraa: Tifaftiraha Goobta Waqtiga Daabacaadda: 2026-07-03 Asal ahaan: Goobta
Tusmada Tusmada
Dhirta kiimikada, tuubooyinka iyo maraakiibta waxay la kulmaan weerar joogto ah oo uga yimaada warbaahinta gardarrada ah - acids xooggan, alkalis kulul, dareerayaasha organic, iyo uumiga. Cajaladda PTFE waa xal caadi ah oo loogu talagalay ka-hortagga daxalka, aan dhejiska lahayn, iyo ilaalinta xiridda. Laakin doorashada cajaladda saxda ah maaha mid fudud sida doorashada heerkulka ugu sarreeya.
Aokai PTFE waxay soo bandhigtay cajalad PTFE ah oo loogu talagalay codsiyada kiimikada muddo tobanaan sano ah. Hagahan waxa uu sharxayaa qaabka saddexda lakab ee cajaladda PTFE, shuruudaha xulashada xudunta u ah (heerkulka, warbaahinta kiimikada, shuruudaha farsamada), iyo habraaca dhismaha muhiimka ah.
Waxqabadka guud ee cajaladda PTFE ee ganacsiga waxaa lagu go'aamiyaa saddex lakab oo dhismeed:
Lakabka qaab dhismeedka |
Agabka caadiga ah |
Saamaynta Xulashada Alaabta |
|---|---|---|
Lakabka shaqeeya ee dusha sare |
Filim PTFE saafi ah / PTFE-maro fiberglass ah oo aan uuraysan |
Waxay maamushaa hantida aan dhegta lahayn, caabbinta kiimikada, iyo iska caabinta heerkulka ugu sarreeya |
Xoojinta substrate |
Midna (filim saafi ah) / Dharka Fiberglass / Dharka Aramid |
Wuxuu go'aamiyaa xoogga farsamada, caabbinta xajinta, iyo iska caabinta dalool |
lakabka xabagta |
Silikoon PSA, Acrylic PSA, PSA caag ku salaysan |
Dejiya xadka heerkulka sare iyo caabbinta kiimikada ee cajaladda oo dhan; sida caadiga ah isku xirka waxqabadka ugu liita |
Aragtida muhiimka ah: In kasta oo PTFE lafteedu ay si deggan ugu shaqayn karto -190°C ilaa 260°C muddada dheer, koollada ayaa ah dhabarka shaqada . Dooro xabagta ku salaysan deegaanka adeega dhabta ah, ma aha oo kaliya dusha PTFE.
Kala duwanaanta heerkulka |
Xabagta lagu taliyay |
Waa maxay sababta |
|---|---|---|
200°C – 260°C (mudda dheer) |
Silikoon PSA (loo baahan yahay) |
Habka kaliya ee xabagta ee xajiya xajinta xasilloon ee xadkan; hadhaaga ugu yar ee diirka ka dib |
120°C – 180°C oo leh dareere sare & caabbinta saliidda |
Heerkulka sare ee akril PSA |
Isku-xidhka ka xoog badan silikoon, laakiin si degdeg ah ugu guul darraystay 260 ° C |
Ka hooseeya 100 ° C |
Akril ama caag-ku-saleysan |
La aqbali karo, laakiin naadir ku ah bay'adaha kiimikada |
Xusuusin Aokai PTFE: Codsiyada heerkulku yahay 200°C+, akrilik PSA ma aha mid la aqbali karo - way hoos u dhigi doontaa, jilcisaa, oo waxay sababi doontaa diirka-cajalad. Silikoon waa ikhtiyaarka kaliya ee la heli karo.
Lakabka shaqaynaya ee PTFE waxa uu leeyahay ku dhawaad caabbinta daxalka caalamiga ah (marka laga reebo biraha alkali ee dhalaalay iyo gaaska fluorine ee heerkulkiisu sarreeyo). Si kastaba ha ahaatee, warbaahinta kiimikadu waxay ka soo gasho geesaha cajaladaha waxayna si toos ah u baabi'isaa lakabka xabagta.
Warbaahinta Kiimikada |
Xabagta lagu taliyay |
Digniin |
|---|---|---|
Asiidh adag oo aan organic ahayn (HCl, H₂SO₄ ≤80%), alkalis xoog leh (NaOH), brine, uumiga biyaha |
Silikoon PSA |
Dulqaad aad u wanaagsan; waxay samaysaa xidhmo ilaalin ah oo deggan |
Walxiyeyaasha dabiiciga ah (ketones, esters, benzene, toluene), saliidaha, shidaalka, acids oxidizing xooggan (HNO₃, H₂ SO₄), glacial acetic acid |
Acrylic PSA (fasalka u adkaysta) |
Silikoonku wuxuu ku barara dareerayaasha organic; acrylic ayaa lagula talinayaa, laakiin xaqiiji heerka heerkulka (guud ahaan ≤150°C) |
Uumi-kulul sare + aashitada/alkali-saarista sare (soo-gaadhista beddelka ah) |
PSA silikoon wax laga beddelay + dabaylaha lakabka badan |
Xaaladda ugu adag - silikoon ayaa laga yaabaa inay hydrolyzed; ku xooji dabaysha lakabyo badan |
Heerkulka ka sarreeya 150°C ee leh dareerayaasha organic: Isticmaal qalabka hagaajinta ama xabag-la'aanta kuleylku-hoos u dhig cajalad/tuubo PTFE saafi ah.
Muuqaalka Codsiga |
Substrate lagu taliyay |
Sababta |
|---|---|---|
Dhuumaha derbiga dibadda ka-hortagga daxalka & daahan ka-hortagga ulaha (ka-hortagga wax-soo-saarka alaabada) |
Maro fiberglass ah oo dahaaran PTFE-xoog-sare ah (brown/madow) |
Xiro u adkaysta, ilmada u adkaysta; dhumucda 0.13-0.25mm; ku haboon dabaylaha soo noqnoqda, waafaqsanaanta aad u fiican |
Wessel derbiga gudaha & flange line-ka-hortagga ulaha |
Filim PTFE saafi ah oo hufan |
Dusha aan dhegta lahayn ee aadka u jilicsan, oo aan lahayn khatar fibre ah; ku habboon sagxadaha fidsan iyo kuwa waaweyn ee qalloocan |
Isku darka shafka & duubabka rullaluistu |
PTFE maro fiberglass ah oo leh xabag silikoon tack sare leh |
Waxay taageertaa dabaylaha kacsanaanta; Substrate-ka fiberglass-ku wuxuu keenaa xoog xajin oo sarreeya, wuxuu ka ilaaliyaa qallafsanaanta inta lagu jiro wareegga |
Xidhitaanka dunta iyo beddelka gaasaska |
Cajalad filim ah oo saafi ah oo PTFE ah |
Wuxuu adeegsadaa hantida socodka qabow ee PTFE si uu u buuxiyo daldaloolada; Cajalad aan fiberglass lahayn ayaa loo baahan yahay |
Godad & muraayadaha aragga ee haamaha kaydinta aashitada oo xooggan |
Maro PTFE saafi ah / muraayad fiberglass ah oo leh koollo akril u adkaysta kiimikaad |
Filimka saafiga ah wuxuu go'doomiyaa warbaahinta daxalaysa; maro fiberglass ah ayaa hagaajinaysa adkaanta; Kala-goysyada dhabta waxay u baahan yihiin xoojinta lakabyo badan |
Nadiifinta dhamaystiran, ka saarida miridhku, iyo qalajinta ayaa loo baahan yahay. Dusha sare ku tirtir acetone ama aalkolo oo ay ku xigto holac degdeg ah oo la dubayo si aad u kordhiso xoogga isku xidhka. Tani waxay meesha ka saaraysaa wasakhda waxayna dhaqaajisaa oogada birta si ay ugu dhegganaato.
Ugu yaraan 2-3 lakab oo dabaysha ayaa looga baahan yahay ilaalinta kiimikaad oo leh 50% isku dhafka goobabada. Cidhifyada xabagta waa in lagu xoojiyaa sharoobada PTFE ee u dhigma ama xargaha fiilooyinka birta ah ee birta ah si looga hortago in si buuxda loo diiriyo ka dib marka xabagta ay gasho warbaahinta.
Warbaahinada aadka u daran ee soo socota, dhammaan cajaladaha leh xabagta organic waa ammaan :
Hydrogen fluoride (HF)
alkali xoog leh oo diirran oo sarreeya (> 80%)
Chlorine trifluoride (ClF₃)
Beddelka: U beddel dahaarka PTFE oo buuxa ama dhejis go'an oo alxan leh (aan lahayn koollo).
Haddii dhuumaha qaada walxaha guban kara oo ururinta taagani ay dhici karto, dooro cajaladda PTFE-da ee lidka ku ah (sida caadiga ah madow madow oo leh kaarboon buuxin, iska caabin dusha 10⁶-10⁹ Ω) si loo baabi'iyo kharashka taagan si badbaado leh.
Hadii deegaankaagu yahay... |
Dooro... |
Ka fogow... |
|---|---|---|
200-260°C, acids/alkalis/ uumi |
Silikoon PSA + substrate fiberglass ah |
Acrylic PSA (waxay hoos u dhigi doontaa) |
120-150 ° C, dareerayaasha organic |
Acrylic PSA (u adkaysta) |
Silikoon PSA (waxay ku barartaa dareerayaasha) |
>150°C, dareerayaasha organic |
Filimka PTFE saafi ah + hagaajinta farsamada |
Cajalad kasta oo dhejis ah |
HF, karkaraya> 80% alkali, ClF₃ |
Dahaarka PTFE-kaliya (aan lahayn koollo) |
Cajalad kasta oo leh koolo organic |
Walxaha guban kara, khatarta taagan |
Ka-hortagga-static (kaarboon-ka buuxa) cajalad PTFE |
Cajaladda caadiga ah ee aan shaqaynayn |
Xidhitaanka dunta, buuxinta farqiga |
Cajalad filim oo saafi ah oo PTFE ah |
Cajalad lagu xoojiyay fiberglass |
Aokai PTFE waxay bixisaa cajalado PTFE oo buuxa oo loogu talagalay codsiyada kiimikada - silikoon PSA oo loogu talagalay adeegga kuleylka sare ee acid/alkali, PSA acrylic ee caabbinta dareeraha, iyo buundooyinka lidka ku ah. Nagala soo xidhiidh warbaahintaada kiimikaad, kala duwanaanta heerkulka, iyo shuruudaha farsamada ee xulashada habboon.
Nuxurka farsamada ee kor ku xusan waxaa bixiya Jiangsu Aokai New Materials Technology Co., Ltd.
Haddii aad u baahan tahay qeexitaan faahfaahsan, kiisaska codsiga iyo xalalka loo habeeyey ee noocyada kala duwan ee alaabtayada oo ay ku jiraan PTFE maro heerkul sare leh, PTFE cajalad xabag ah oo heerkul sare ah, PTFE suunka mesh heerkulka sare, suunka kulaylka aan fiicnayn, dhar PTFE hal dhinac ah, heerkul sarreeya oo u adkaysta suunka iyo fiberglass u adkaysta adigoo isticmaalaya kanaalka hoose
Mudane Guo: +86 18944819998
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