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Guriga » Wararka » Naqshadeynta Qaab PTFE Xabagta Xabagta - dhismeedka lakabka Xabagta leh ee heerkul-ballaaran-Range PTFE cajalado heerkul sare ah

Naqshadeynta Qaab dhismeedka lakabka xabagta ee heerkul-ballaaran-Range PTFE cajalado heerkul sare ah

Aragtida: 0     Qoraa: Tifaftiraha Goobta Waqtiga Daabacaadda: 2026-06-24 Asal ahaan: Goobta

Weydiiso

Heerkul ballaaran oo kala duwan Cajaladda PTFE waa in ay si kalsooni leh ugu xidhan tahay -70°C (ama ka hoose) oo ay ka badbaado soo-gaadhista joogtada ah 200-260°C – taako ka badan 300°C. Tani waxa ay dalbanaysaa nidaam xabag-ku-dheg ah oo sii dabacsanaanaya iyada oo aan la isku xidhin guul-darradu ama kala-baxa wejiga ka dhexeeya labada dhinac midkoodna.

Lakabka xabagta ayaa caadi ahaan ah xabag xasaasi ah oo silikoon gaar ah (PSA) oo lagu dahaadhay aflaanta PTFE ee dusha sare laga beddelay ama PTFE-maro fiberglass ah. Furaha waxqabadka xasilloon ee daaqadda heerkulka ballaaran ee noocan oo kale ah waxay ku jirtaa in la dhiso shabakad la-qabsi ah - naqshad dheellitiraysa qoynta heerkulka hooseeya, iska caabinta heerkulka sare, iyo dulqaadka shoogga kulaylka.

Aokai PTFE waxay samaysay cajalado PTFE heerkul ballaaran iyadoo la adeegsanayo mabaadi'da hoos lagu sharraxay. Maqaalkani waxa uu sharxayaa afar qaybood oo naqshadaynta asaasiga ah: qaab dhismeedka lakabka kala-guurka, qaab-dhismeedka laba-dhisme ee jasiirad-badeedka, is-goysyada gradient, iyo buuxinayaasha isku dhafan ee kuleylka-dejinta.

PTFE_Cape_Heerkulka_Applications.png

Qaab dhismeedka lakabka kala-guurka ee u dhexeeya substrate-ka iyo lakabka dhejiska ah

1. Caqabadda muhiimka ah - tamarta dusha sare ee PTFE

PTFE waxay leedahay tamar korka oo aad u hooseeya (18-20 dynes/cm). Dahaarka tooska ah ee xabagta waxay u janjeertaa inay diirto inta lagu jiro baaskiil wadida kulaylka sababtoo ah isku dheelitirnaanta fidinta kulaylka - PTFE waxay ku fidisaa 30-40x in ka badan fiberglass.

2. Firfircoonida dusha sare iyo xidhidhiyaha aasaasiga ah

Si taas loo xalliyo, dusha sare ee PTFE waxa ay martaa etching kiimikaad leh dhismooyinka sodium-naphthalene ama daaweynta balaasmaha si loo soo bandhigo C=C double bonds iyo kooxaha polar-ka oksijiinta ku jira. Ka dib, qalab silikoon ah oo aadka u dhuuban (tusaale, wakiilka isku xidhka silaine ka kooban ee vinyl) ayaa laga codsadaa in laga sameeyo 'buundada molecular' ee is dhexgalka iyada oo la adeegsanayo isku xidhka kiimikada.

3. Dhexdhexaadiyaha cadaadiska-buffering

Qaababyada qaarkood, modul-hooseeya, lakabka dhexe ee dabacsanaanta sarreeya (silicone jel u eg oo leh qaybo dabacsan) ayaa la dhex geliyaa inta u dhaxaysa lakabka firfircoonida iyo lakabka xabagta ee ugu weyn. Tani waxay nuugtaa diiqada wejiga dhexdooda oo ay keentay isbedbedelka heerkulka fiiqan waxayna ka hortagtaa qaadista cidhifka koollada.

PTFE_Adhesive_Transition_Layer_Structure.png

Xeerka Dhismayaasha-yar ee Badda-Jasiiradda

Matrixka koollada ugu weyn waa nidaamka caadiga ah ee PSA oo ka kooban xabagta silikoon ee MQ (wajiga jasiiradda kala firirsan) iyo polysiloxane-miisaanka-molecular-sare (wejiga badda ee joogtada ah).

1. MQ resin silicone - marxalad jasiirad adag

Waxay bixisaa isku-xidhnaan, awood-hayn, iyo iska caabin gurguurta heerkul sare. Xakamaynta saxda ah ee saamiga molarka M/Q (sida caadiga ah 0.6-0.9) iyo kala firdhisanaanta xajmiyada walxaha waxay hubisaa isku-xidhka labbiska ee marxaladda joogtada ah si loo sameeyo goobo isku xidhid jireed.

2. Polysiloxane oo joogto ah - wejiga badda jilicsan

Waxay keentaa wax ka qabashada degdega ah, qoynta heerkulka hooseeya, iyo dabacsanaanta. caag silikoon methyl vinyl miisaankiisu sareeyo ama caag silikoon ah oo methyl phenyl vinyl ah ayaa caadi ahaan la doortaa.

3. Hagaajinta gaarka ah ee kala duwanaanta heerkulka ballaaran

Qayb yar oo ka kooban qaybo siloxane-phenyl-sare ah ayaa lagu daray. Kooxaha Phenyl waxa ay xakameyaan kiraysinta heerkulka hooseeya ee polydimethylsiloxane, iyaga oo hoos u dhigaya heerkulka jajaban ee xabagta ee ka hooseeya -100°C. Dhanka kale, kooxaha phenyl waxay kor u qaadaan iska caabbinta kuleyl-oxidative heerkul sare, taasoo awood u siinaya wejiga badda ee joogtada ah si ay u ilaaliso barti sare ee daaqadda heerkulka ballaaran.

MQ_Resin_Sea_Island_Microstructure.png

Naqshadaynta Isku-xidhka-Lakabka-badan ama Gradient ee Isku-xidhka Isku-xidhka Isku-dhafka ah ee Caabbinta shoogga kulaylka

Habka dahaarka laba-lakabka ah ayaa la qaatay si loo miisaamo iska caabbinta heerkul sare iyo heerkulka hooseeya:

1. Lakabka gudaha (dhinaca substrate)

heer sare ah Cufnaanta isku dhafka ah ee , oo keenaysa awood haynta heerkul sare oo adag iyo xoog isku xidhan oo ah qaab-dhismeedka u adkaysta dhogorta.

2. Lakabka sare (oogada isku xidhan)

Cufnaanta isgoysyada aadka u hooseeya ee leh silsilado unugyo guurguura oo aad u sarreeya, hubinta qoynta degdega ah ee ku dheggan heerkulka hooseeya iyo taabashada bilowga ah ee ku filan.

Taa beddelkeeda, cufnaanta isdhaafka ah ee isdhaafsan ee dhinaca gudaha iyo dibedda ayaa laga sameeyay hal lakab iyada oo loo marayo hababka daawaynta, si aan kala go 'lahayn la isugu darayo aagag hawleed adag oo dabacsan.

Aokai PTFE waxay isticmaashaa tignoolajiyada isdhaafsiga gradient si ay u hubiso in cajaladu u sii dabacsanaato -70°C (awood u siinaysa taabashada bilowga ah iyo laqabsiga) iyadoo la ilaalinayo awooda isku xidhan ee 260°C (kahortagga wareejinta gurguurta iyo xabagta).

Buuxiyeyaasha Isku-dhafka ah ee Kuleyl-Degan

Silica qiiqa leh ee miisaanka Nano ayaa si fiican ugu kala firdhisan matrixka xabagta si loo xoojiyo, oo lagu daray laba qaybood oo buuxinayayaal shaqaynaya:

1. Waxyaabaha lagu daro kulaylka u adkaysta

Cerium oxide, oksaydhka birta, iyo qashinka kale ee xagjirka ah waxay xakameeyaan adkaynta oksaydhka ee silsiladaha dhinaca siloxane iyo xaalufka laf dhabarta ee hoos yimaada kulayl sare. Antioxidants-ku waxay kordhiyaan nolosha adeegga 260°C.

2. Buuxiyeyaasha kuleyliyaha ah

Aluminium nitride, alumina , iwm. Tani waxay si gaar ah muhiim ugu tahay codsiyada halka cajaladda loo isticmaalo sidii is-dhexgal kuleyl ah ama halka kulaylka ka soo baxa substrate-ka uu soo dedejin karo xaalufka xabagta.

Dhammaan wax-buuxiyeyaasha waxay u baahan yihiin dawaynta dusha sare ama silane si looga fogaado kor u kaca modules-ka iyo adkeynta xabagta heerkulka hooseeya.

Kuleylka_Xasilinta_Fillers_in_Adhesive.png

Soo koobid - Shabakad la qabsi ah oo loogu talagalay xaaladaha daran

Lakabka xabagta ee cajaladaha PTFE heerkul-ballaaran ayaa asal ahaan ah isku dhafka platinum-catalyzed ee isku-gudbinta isku-dhafan ee isku-xidhka microphase-lakabka ah ee ku dhex-yaalla goobaha kiimikaad ee xabagta MQ iyo isku-dhafka phenyl siloxanes-dheer. Iyada oo loo marayo isku xidhka gradient iyo tignoolajiyada isku xidhka, waxay si fiican u midaysaa:

  • Qoynta degdega ah iyo dabacsanaanta sare ee heerkulka hooseeya

  • Isku-xidhka xooggan iyo waxqabadka anti-oxidation ee heerkulka sare

…hal lakab oo xabag ah oo laastikada ah, oo buuxinaya shuruudaha arji heerkul ballaaran oo adag.

Aokai PTFE waxay soo saartaa cajalado PTFE heerkul ballaaran iyadoo la adeegsanayo naqshadeynta nidaamka dhejiska. Tilmaamaha gaarka ah - oo ay ku jiraan dhumucdiisuna, isgoysyada isku dhufashada, iyo buuxinta buuxinta - ayaa loo heli karaa baahiyo gaar ah.

Maqaalkan farsamada waxaa bixiyay Jiangsu Aokai New Material Technology Co., Ltd.

Haddii aad rabto inaad barato tilmaamo faahfaahsan, xaaladaha codsiga iyo xalalka loo habeeyey ee safkayaga alaabada oo dhan, oo ay ku jiraan PTFE dhar heerkul sare leh, cajalado dhejis ah oo PTFE ah, suumanka gudbinta mesh PTFE, suumanka mashiinka fusing ee aan kala go 'lahayn, maro PTFE hal dhinac ah, heerkul sare u adkaysta suunka alaabada iyo kanaalka fiber-glaterada hoose

Waxaan u hoggaansanahay falsafada adeegga ee xirfad-yaqaannimada iyo daacadnimada, oo ka go'an inaan ku siino xalal dhammaystiran oo hal-joojin ah iyo taageero fikir leh!

Talada alaabta

Weydiinta Alaabta

Alaabooyinka la xidhiidha

Jiangsu Aokai Qalab Cusub
AoKai PTFE waa xirfadle Soo-saareyaasha iyo alaab-qeybiyeyaasha PTFE-da-ka-soo-baxa ee Fiberglass-ka ah ee Shiinaha, oo ku takhasusay bixinta PTFE Xabagta Xabagta, PTFE Conveyor Suunka, PTFE Mesh Suunka Si aad u iibsatid ama u iibiso alaabada marada PTFE ee dahaarka leh . Balac badan, dhumucdiisuna, midabyo ayaa diyaar ah oo la habeeyey.

XIDHIIDHYADA DEGDEGGA AH

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