Ko PTFE coating inosungirirwa sei kune fiberglass jira substrate muTeflon high-tembiricha jira?

KoPTFECoatingonTeflonHigh-Temperature Nguo Inonamatira kuFiberglassFabric?

PTFE(polytetrafluoroethylene)hasaneyakanyanya kuderera pamusoro pesimba uye isinganyanyo zivikanwaasa'isina tsvimbo'zvinhu.Nekudaro,haikwanise kusunganidzwa zvakanangana nekemikari kufiberglassfabriclikeordinarycoatings.Inoongororwa neTeflonhigh-temperaturecl othmanufacturer–JiangsuAokaiNewMaterialTechnologyCo.,Ltd.,kubatana pakati pezvazvinoita zviviri zvinogoneka kuburikidza nechimiro chesicalanchoring uyemuchina kuvharirana,inowedzerwa nekemikari-primertreatment kana kupisa-kunyungudika kubatanidzwa kwakaumbwa.

Idzi nzira dzakananga dzekubatanidza Teflon high-temperature cloth dzinosanganisira dzinotevera:

1.MechanicalInterlocking(PhysicalBonding) Iyi ndiyo nzira inonyanya kukosha.Fiberglass fabricitselfisaporoustextile.ApoPTFEemulsionordispersionisimipregnatedorcoated ontothefiberglassfabric,thePTFE inopinda mukati memhanza nemamharadzano aripakati pemafibhi. intering(inenge 360–400°C), thePTFEparticles inonyunguduka kuenderera mberi firimu, yakanyatsobatisisa masumbu efiber seasingaverengeki'anchorhooks.'Zvisinei, kungovimba chete nenzira iyi zvinozoguma nekusimba kwechisungo chishoma, uye kazhinji zvinoda matanho ekuwedzera.

2.SilaneCouplingAgentPretreatment(ChemicalBridging)

Iyi inenge iine gadziriro yemhando yepamusoro-soro yePTFEfiberglass machira.Kumeso kwefiberglass machira anotanga kurapwa neasilanecouplingagent(suchasaminosilane,epoxysilane,etc.):

Imwe endofthesilane(siloxygroup), afterhydrolysis,canchemicallybond withthehydroxylgroups(-OH)papamusoro pemafibhiri;

Theotherend,inotakuraorganicfunctionalgroups,cancross-linkorstronglyadsorbwiththeadhesive partsinthefluorinatedprimer panguva yekuteverakumirirwa kana coating.Izvi zvinobudirira zvinovaka'molecularbridge'pakati peorganic andinorganicinterfaces.

3.ChemicalPrimerTransitionLayer

Yakanangana nePTFE inokonzeresa urombo pakubata mushure mekubatanidza, yakatsaurirwaprimesi inowanzoiswa pekutanga kune fiber girazi jira.

Adhesiveresins: Sukaspolyamide-imide(PAI),polyphenylenesulfide(PPS),polyethersulfone(PES),orpolyetheretherketone(PEEK),inekunyorova uye kwakasimbakunamafibha egirazi,uye inokwanisa kumirisana neinozotevera tembiricha yePTFEkupindirana.

PTFEmicropowder: Kuvimbisa kuti yekutanga uye yekupedzisiraPTFEmutambi anogona kusanganisa pamwechete.

Iyi yekutanga mayerachiememendi bondinga uye yemuviri kukiyiwa neiyo yekubatanidza-ajenti-yakagadziriswa fiberglass fabric,formingarobusttransitionlayer.ThePTFEtomutambi anozosanganisa nePTFE chikamu chepakutanga panguva yekupinda, zvichibva zvaita kuti zvibudirire kusimba kwakasimba.

4.Hot-MeltAdhesiveFilmLamination(LaminationMethod) Iyi nzira, inoshandirwa naJiangsuAokaiNewMaterialTechnologyCo., Ltd., yakashandiswa kuva bondpre-formed, thickPTFEfilmstofiberglassfabric.NekutiPTFEhasanextremelyhighmeltviscosity(approxim ately10¹⁰–10¹²Pa·s),inoyerera zvinomwe painopiswa pamusoro penzvimbo yakanyungudika,sodirecthot-pressbondingingihazvigoneki.Amelt-processable'hot-meltadhesive'inofanira kushandiswa,kazhinji: FEP(fluorinatedethylenepropylene) orPFA(perfluoroalkoxy) mafirimu ,inemapoindi ekunyungudika epasi panePTFE(inenge 260–310°C). Mushure mekunyunguduka, anogona kunyorovesa fiberglass fabricandinter-diffuse/kunyungudika nePTFEfil msurface.Intheprocess,theFEP/PFAfilm yakaisa pakati pePTFEfilmandthefiberglassfabric,inopisa nekudzvinyirirwa,uye mushure mekutonhodzwa,yakasimbabondisform.

5.GradientStructureviaMultipleImpregnationandSinteringCycles

Mazhinji epamusoro-tembiricha anotakura mabhandi uye ekugadzira membrane zvinhu zvinogadzirwa zvisingaverengeki-yakawanda-kurovererwa maitiro: Kubata pamuviri kwekutanga kunoshandisa kunyorovesa PTFE kupararira kuine mabhandi uye majenti, zvichibvumira yekutanga kupinda mune imwe mufiber bundles. Mushure mekupinda, mimba dzakawanda dzinotevera dzine purePTFEemulsion uye dzinotevedzana dzichipindirana nhanho dzinoitwa kunze, zvichikonzera kuwedzera kuchena kwepamusoro kwePTFE pamusoro. Izvi zvinogadzira zvinoumbwa zvine chidimbu cheshanduko kubva kufiberglass fabrictothepurePTFE, ine vakaderera vemukati uye yakasimba kubatanidza simba.

Mhedziso

Pfupiso, kubatana pakati pePTFEcoating nefiberglass fabricinTeflonhigh-temperature jira haisi nyore'gluing' -iitisa complex(systematicengineeringprocess):kuburikidza nemuviri wegiyanchoringtotakerootinthefibers,kuburikidza necoucou plingagents andprimers to achieve the chemical bondind and transition, and through high-temperatures intering to completemelt-kubatanidzwa kwemafirimu malay.Kana chetepurePTFE weredirectly coated,therelayerwould peeloffwithingletear.

Ruzivo rwuri pamusoro rwunopihwa naJiangsuAokaiNewMaterialTechnologyCo.,Ltd. Kana uchida kudzidza zvakawanda pamusoro pematanho akadzama, mashandisirwo ezvishandiso, uye kugadzirisa magadzirirwo ezvemhando dzakasiyana dzezvigadzirwa-kusanganisira Teflonhigh-temperature cloth,Teflonhigh-temperaturetap e,Teflonhigh-temperaturemeshbets,seamlessbets forlaminatingmachines,rimwe diviPTFEcloth,high-temperatureconveyorbets,high-temperaturefiberglasscloth,uyezvimwe–ndapota inzwa wakasunungukakusangana: ~!phoenix_var143_1!~

ServiceHotline:

Mr.Guo: 18944819998

Mr.Liu: 13705266308

Tinogara tichitsigira hunyanzvi hwenyika inofambiswa nerubatsiro uzivi, uye takazvipira kukupa iwe nekamwe-kumisa mhinduro uye nerubatsiro rwakangwarira!