Xihloko lexi xi hlamusela hi vuxokoxoko ku tirhisiwa ka lapi ra fiberglass leri funengetiweke hi PTFE eka indasitiri ya swa elektroniki na gezi. Tindhawu ta tsevu letikulu: Ku pfaleriwa ka mahiselo ya le henhla na nsirhelelo — ku pfaleriwa ka motor inter-turn/slot/phase, ku pfaleriwa ka leyara ya transformer, ku phutsela ka khoyili, ku hambanisiwa ka switirhisiwa swo kufumeta swa gezi; Ku endliwa ka laminate leyi funengetiweke hi koporo na PCB — ku humesa lapi eka lamination ya PCB, prepreg na CCL clean conveying; Ku solder ka elektroniki — ku solder masking eka wave/reflow soldering (nsirhelelo wa tintiho ta nsuku), mabandhi ya conveyor ya oven ya reflow, mats ya xitichi xa ntirho xo solder, swifunengeto swo sirhelela swibamu swa moya wo hisa; Cable na wiring harness — thepi yo phutsela khebulu ya mahiselo yale henhla, mavoko yo hisa na swifunengeto leswinga hisiki, heat-shrink tubing expansion processing conveyor belts; Anti-static na cleanroom — cleanroom conveyor belts na mats ya xitichi xa ntirho, semiconductor na photovoltaic high-temperature conveying.

Xihloko lexi xi humesa tindlela to kambela eka swivumbeko swo lwisana na ku namarhela na ku basisa hi ku olova swa lapi ra fiberglass leri pfanganisiweke na PTFE eka swivati ​​swa oyili na ntshuri. Maendlelo ya katsa: Angle yo khumbana na ku kamberiwa ka eneji ya le henhla — angle yo khumbana ya mati hi ntolovelo >110°, rolling angle越小越好, eneji ya le henhla hi ndlela leyinene 18-20 mN/m; Ku kamberiwa ka ku peel hi michini — matimba ya 180° ya peel hi thepi ya ntolovelo, leswinene <0.1 N/25 mm; Swikambelo swa ku lwisana na oyili leswi tekeleriweke — ndlela ya oil stain sliding/residue, quantitative wipe cleaning efficiency hiku tirhisa ku hambana ka mihlovo ΔE measurement (smaller ΔE = better cleaning), na oily marker test hiku hatlisa (ku hunguteka ka ink swikomba anti-fouling ya kahle); Ku kamberiwa ka anti-dust — ndlela yo tshamiseka ntshuri na nxopaxopo wa swifaniso, ku susiwa ka ntshuri wa moya lowu pimaka rivilo ra le hansi ra ku pfurha, na ku kamberiwa ka electrostatic adsorption hiku tirhisa surface resistivity; Ku kamberiwa ka ku tiya — phindha swikambelo hinkwaswo endzhaku ka ku dyuhala ka mahiselo yale henhla (260°C/300°C) kumbe Taber abrasion ku tiyisisa ku tshamiseka ka matirhelo ya nkarhi woleha.

Xihloko lexi xi katsa ku tirhisiwa ka lapi ra Teflon ra mahiselo yale henhla (PTFE-coated fiberglass fabric) eka nsimu ya aerospace. Tindzhawu ta nkoka ta matirhiselo: Vumaki bya switirhisiwa leswi hlanganisiweke — ku humesa lapi/filimi eka autoclave molding, ti layers to tihambanisa, ti conveyor belts ta mahiselo yale henhla eka vuhumelerisi bya prepreg; Injhini na nsirhelelo wa mahiselo ya le henhla — swiambalo swo pfalela ku hisa, ku funengetiwa ka firewall, swihlanganisi swa mahiselo ya le henhla leswi cinca-cincaka; Ku pfaleriwa ka gezi na nsirhelelo wa ti wire harness — ku phutsela ka tikhebulu eka swiyenge swa njhini na ti landing gear bays; Endzeni ka swihahampfhuka na nsirhelelo wa ndzilo — tikheteni ta ndzilo/swisirhelelo swa musi leswi fikelelaka swipimelo swa FST, ku funengetiwa ka swiambalo swo pfalela ku hisa/acoustic; Switirhisiwa swa le xibakabakeni na swa le xibakabakeni — tinhlengeletano ta ku pfalela ka swiphemu swo tala (MLI), ti-anti-cold-weld lubrication liners ta tindlela to tirhisa tiphaneleni ta dyambu na ti-antenna hinge, lapi ro lawula ku hisa.

Xihloko lexi xi hlamusela hilaha PTFE coating yi bohaka hakona eka fiberglass fabric substrate eka lapi ra Teflon ra mahiselo yale henhla. Ku hlanganisiwa ka tikhemikhali hiku kongoma aswi koteki hikokwalaho ka PTFE’s ultra-low surface energy. Ku hlanganisiwa swifikeleriwa hiku tirhisa: Mechanical interlocking (physical bonding) — PTFE emulsion yi nghena eka swivandla swa fibre naswona yi khoma ti fibre bundles endzhaku ka sintering; Silane coupling agent pretreatment — yi vumba buloho ra molecular exikarhi ka ti fibre ta nghilazi leti nga riki ta ntumbuluko na primer ya organic; Chemical primer transition layer — hiku tirhisa PAI, PPS, PES kumbe PEEK resins na PTFE micropowder, leyi cheriweke endzhaku ka vutshunguri bya coupling kuva ku endliwa robust transition layer; Hot-melt adhesive film lamination — Tifilimi ta FEP kumbe PFA (melting point 260-310°C) ti hlanganisa tifilimi ta PTFE leti vumbiweke ka ha ri emahlweni eka lapi; Xivumbeko xa gradient hiku tirhisa swirhendzevutani swotala swa impregnation na sintering — dilute first pass na binder/coupling agent yi nghena swinene eka ti fibre, leswi landzeriwaka hi pure PTFE impregnations, leswi endlaka leswaku kuva na compositional gradient kusuka eka fiberglass kuya eka pure PTFE.

Xihloko lexi xi langutana na ndlela leyi dizayini ya xivumbeko xa microporous xa thepi ya mahiselo ya le henhla ya Teflon leyi hefemulaka (PTFE) yi ringaniselaka ku nghenelela ka moya na swivumbeko swa insulation na leswi nga namarheli. Core conflict: ku nghenelela ka moya swilava ti pores leti pfulekeke, kasi insulation yi lava density naswona non-stick yi lava swiphemu swo olova. Maendlelo ya dizayini lawa ya ringaniseriweke: lawula avhareji ya pore diameter (0.1-2μm, hindlela leyinene <0.5μm) ku sivela ku nghena ka melt xikan’we naku hlayisa voltage yo tshoveka; vulawuri bya porosity eka 50-70% (≈60% optimal) ku fikelela Gurley 20-100s/100cc na matimba ya dielectric ≥2kV eka filimi ya 0.13mm; amukela xivumbeko xa pore ya network ya 3D ya tortuosity yale henhla (τ≈2.5-4) ku tshikelela tichannel ta ku humesa hiku kongoma; ku aka xivumbeko xa asymmetric gradient pore lexi nga na leyara ya nhlonge ya le henhla yo enta (1-5μm) ya non-stick/insulation na le ndzeni ka porous ku hefemula; tirhisa super-oleophobic/hydrophobic surface endzhaku ka vutshunguri handle ka ku pfaleka ka ti pore.

Xihloko lexi xi humesa swipfuno swa lapi ra mahiselo yale henhla ya PTFE tani hi switirhisiwa swo sefa swa mahiselo yale henhla. Matimba ya tsevu ya nkoka: Ku tiya lokukulu ka mahiselo (ku ya emahlweni 260°C, nhlohlorhi ~300°C), ku tlula PPS (190°C) na aramid (200°C); Ku pfumala matimba ka tikhemikhali lokukulu eka ti acid, alkalis, solvents na oxidants, ku lwisana na hydrolysis, ku tlula aramid na P84 eka gasi ya flue leyi onhaka; Matirhelo yale henhla yo basisa ntshuri na eneji yale henhla swinene yale henhla leswi endlaka leswaku kuva na ku susiwa ka khekhe ra ntshuri hiku olova xikan’we naku hunguteka ka ntshikelelo wale hansi loku yaka emahlweni; Ku tirha kahle ka filtration hi vukulu bya pore 0.1-3μm leswi khomaka kutlula 99.99% wa ti particles ta PM2.5; Ku nga pfimbi na LOI yale henhla ka 95%, na swihlawulekisi swa anti-static leswi kumekaka; Matimba yale henhla ya michini kusuka eka ku tiyisisiwa ka fiberglass, na pure PTFE fibre media leyi nyikaka ku cinca cinca na >4 wa malembe ya vutirheli. Ku pimanisiwa kahle na PPS, aramid, Nomex, P84 na fiberglass filter media ku tsemakanya mahiselo, ku lwisana na tikhemikhali, ku lwisana na hydrolysis na matirhelo yo basisa.

Xihloko lexi xi nyika swintshuxo leswi hlelekeke swo sivela masalela ya namarheta na ku huma ngati ya namarheta loko ku tirhisiwa thepi ya mahiselo ya le henhla ya PTFE ku sirhelela tintiho ta nsuku ta PCB hi nkarhi wa nhlengeletano ya SMT. Nxopaxopo wa xivangelo xa timitsu: masalela ya humelela kusuka eka ku tsandzeka ka cohesive kumbe ku hundziseriwa ka interfacial; ku huma ngati swihumelela kusuka eka viscosity drop xikan’we naku tala ka adhesive ehansi ka reflow heat. Core solution i ku hlawuriwa ka thepi loku faneleke: silicone PSA leyingana nhlohlorhi ya nkarhi wo koma ≥300°C, leyi yaka emahlweni ≥260°C, ku enta hinkwako 0.08-0.13mm na ti layers to olova ta high-cohesion adhesive, na xitifikheti xa anti-bleed/residue-free. Vulawuri bya maendlelo ya magoza ya tsevu: ku basisiwa ka le mahlweni ka lamination hi IPA; zero-tension lamination na ku humesiwa ka moya hi ku helela; profile ya mahiselo ya reflow leyi antswisiweke na ku hisa ko olova (<2°C/s); ku rhurhumela hi xirhami ehansi ka 50°C eka 180° angle; ku lulamisiwa ka xihatla ku nga si hela tiawara ta 24 na ku tirhisiwa kan’we ntsena; ku khomiwa ka ku tsandzeka hi ku sula IPA na ku kamberiwa ka 40-50x magnifier. Eka ti PCBs ta matlhelo mambirhi, cinca hi thepi leyintshwa loko kungase endliwa vukorhokeri bya matlhelo ya vumbirhi.

Xihloko lexi xinyika nkongomiso lowu hlelekeke eka ku sivela swirhumbana eka lapi ra PTFE ra mahiselo yale henhla hinkarhi wa sintering. Swirhumbana kahle-kahle swi vangiwa hi ku hunguteka loku nga ringaniki ka mahiselo ni ntshikilelo lowu nga fambisaniki. Switshuxo swi katsa ku famba ka ntirho loku heleleke: vulawuri bya substrate ya raw material (dewaxing leyi heleleke/ku vekiwa ka ku hisa ku herisa ntshikelelo wa le ndzeni); ku cheriwa na ku omisiwa (swifunengeto swotala swo olova, gentle temperature gradient, active drive rollers); vulawuri bya furniture ya sintering (1-3% wa swakudya swo tlula mpimo eka mpfumelelo wa ku hunguteka ka mahiselo, vulawuri bya micro-tension bya closed-loop, ku fana ka mahiselo yo tsemakanya endzeni ka ±5°C, gradient preheating-sintering-cooling curve, ti furnaces ta moya-flotation tani hi solution leyinene, ti curved spreader rollers); ku kufumela naku veka (ku kufumela hiku nonoka, hlayisa ku hangalaka kufikela ehansi ka 100°C, ku kufumela hiku hetiseka loko kungase rhendzeleka); ku vekiwa tihlo ka inthanete hi ku kamberiwa ka ku vonakala loku tiyeke na ku skena ka infrared.

Xihloko lexi xi xopaxopa ndlela leyi vutshunguri bya sandblasting kumbe matt finishing byi khumbaka xivumbeko xa le henhla xa lapi ra PTFE ra mahiselo yale henhla. Ku cinca ku humelela hi swiyenge swinharhu: Microscopic morphology yi hundzuka kusuka eka smooth mirror-like kuya eka rough gully texture leyingana ku engeteleriwa swinene ka mimpimo ya Ra/Rz, leswi endlaka leswaku kuva na swivumbeko swa 3D mechanical anchoring eka ku hlanganisiwa loku landzelaka. Vutshembeki bya coating byi langutane na makhombo: Ku olova ka leyara ya PTFE, ku paluxiwa loku nga vaka kona ka fiberglass substrate (leswi vangaka ku lahlekeriwa hi nhundzu leyi nga namarheli, ku nghena ka ndzhongho, na ku hunguteka ka matimba ya michini), ku engetela eka microcracks na ku tumbuluxiwa ka swilo leswi nga sala.

Xihloko lexi xi tivisa endlelo ra xisekelo leri heleleke ro chela lapi ra fiberglass hi PTFE emulsion. Magoza ya nkombo ya nkoka: 1 Pretreatment (dewaxing/desizing) eka 350-400°C ku susa switirhisiwa swo pima vukulu bya swiambalo; 2 Ku endliwa ka emulsion leyingana 40-55% wa swilo swo tiya na ti surfactants kuva yi antswisiwa ku tsakamisa; 3 Ku cheriwa hi ku tirhisa ndlela ya dip-squeeze kumbe ku peta blade ya dokodela; 4 Ku omisiwa eka 100-150°C kuva ku khuluka mati hiku olova naku endla filimi yo oma ya PTFE; 5 Ku sintering eka 360-390°C (kufika eka 400°C) ku n’okisa swiphemuphemu swa PTFE kuva swiva filimi leyi yaka emahlweni; 6 Multi-cycle impregnation-drying-sintering yi phindha-phindhiwa minkarhi ya 2-4 ku fikelela ku enta loku kongomisiweke na nhlayo ya resin (45-65%); 7 Vutshunguri bya le ndzhaku ku katsa na vutshunguri bya corona, ku tsemiwa ka makumu, ku rhendzeleka na ku kamberiwa ka khwalithi. Tindhawu ta vulawuri bya nkoka: dewaxing leyi heleleke, ku tsakama ka emulsion hiku hetiseka, ku omisiwa hakatsongotsongo, mahiselo ya sintering lawa ya kongomeke, na density ya coating leyi nga cincekiki. Swihumelerisiwa swi tirhela ti laminates ta frequency yale henhla leti funengetiweke hi copper, ti conveyor belts ta mahiselo yale henhla xikan’we na switirhisiwa swa architectural membrane.