Sehlogo se se akaretša dikagare tša silica le maemo a tirišo ya lešela la tlhale ya khalase ya silika ye e phagamego. Silica dikahare ga tlhaloso: konokono pontshi ke SiO2 ≥96% (maemo 96-98%, premium mephato >99% ka acid leaching le sintering, atamela hloekileng quartz faeba). Tšweletšo: Lešela la galase ya E le feta go tšhollwa ga esiti ye e fišago go rarolla dikarolo tšeo e sego tša silika (boron oxide, sodium oxide), go hlola marapo a porous a silika ye ntši, ke moka a sintered bakeng sa go densification. Mehola ya motheo: tirelo ye e tšwelago pele ka 900°C ka mafelong a go oxidizing, nako ye kopana ka godimo ga 1200°C, ntlha ya go nolofala kgauswi le 1700°C; go tsepama ga dikhemikhale kgahlanong le bontši bja diesiti/alkali ntle le HF le esiti ya fosforo ye fišago; tlase dielectric kamehla le tsitsitseng kwahelang ka dithempereichara phahameng.

Sehlogo se se akaretša tiragalo ya delamination ya lešela la themperetšha ya godimo ya Teflon. Delamination e bolela karoganyo le go ebola magareng ga go tlotša ga PTFE ga godimo le lešela la motheo la fiberglass ya ka gare goba magareng ga magato a mantši a go tlotša. Dipontšho tša pono: go phatloga/go phatloga (dibubble tše di phagamišitšwego ka maikutlo a sekoti) bjalo ka maswao a mathomo; interlayer peeling le tlotsa habonolo tlosoa ka maqephe a pepesa fiberglass tšoeu; go šweufala ga selegae go latelwa ke go phatloga ka morago ga phišo/kgohlano. Main dibaki: Thermal khatello ea kelello tshenyo - fapaneng mogote katoloso coefficients pakeng tsa PTFE le fiberglass bopa ka hare khatello ea kelello, ka potlako futhumatsang / tsidifatso didikadikwe baka detachment; Diphošo tša boleng bja tšweletšo - kalafo ya bokagodimo bja fiberglass ye e sa lekanego, go impregnation ya PTFE ye e fokolago, sintering ye e sa lekanego yeo e hlolago kgokagano ya segokanyimmediamentsi sa sebolokigolo ye e fokolago.

Sehlogo se se hlaloša dimelo tša microstructural tša lešela la Teflon ya themperetšha ya godimo. marapo a substrate: sebopego sa go loga ka tlhale ya khalase ka gare ga diloga tše di sa hlakahlakanego/twill tše di nago le porosity ye e phagamego (mašobana a tekanyo ya micron ka gare ga diphuthelwana tša tlhale le ka di-node tša warp-weft) go fa sebaka sa go kolobiša ga PTFE. Coating sebopeho: feletseng impregnation encapsulation bopa 'matlafatsoa konkreite ' sebopeho moo litlhale khalase ba matlafatsa mohato, PTFE ke matrix tsoelang pele; bokagodimo nodular microstructure ya nodules (dikarolwana) interconnected ke fibrils e ntle thehoa nakong sintering; legato la letlalo le le kitimago le le tšwelago pele (tše mmalwa go ya go tše masome a di-micron ka botenya) la PTFE e hlwekilego e le lepheko la bohlokwa bakeng sa go se šome ga dikhemikhale, dithoto tšeo di sa kgomaretšego, le go thibela mohlagase.

Sehlogo se se hlahloba diphetogo tša sebopego ka lešeleng la themperetšha ya godimo ya PTFE nakong ya botšofadi. dikarolo tse 'nè: PTFE tlotsa microstructure - limolek'hule ketane scission le oxidation (carbonyl / carboxyl sehlopha sebopeho), crystallinity liphetoho (pele tsoha ebe o phuhlama), micro-petsoha le pinhole sebopeho, holim phofo; Khalase faeba substrate le segokanyimmediamentsi sa sebolokigolo - sizing / coupling moemeli bola ho baka tahlehelo ea tlamo, segokanyimmediamentsi sa sebolokigolo debonding le delamination (blistering, libakeng tse tšoeu), khalase faeba marangrang kgogolego le embrittlement, alkali tšepe oxide pula bakang khatello ea kelello tšilafalo; Macroscopic sebopeho le ponahalo - 'mala phetoho (tšoeu → beige → sootho → ba batsho), shrinkage deformation le curling, holim roughening le benya tahlehelo, phofo ka ama, tahlehelo feletseng ea ho feto-fetoga le maemo. Motheo wa botšofadi: tshepedišo ye e tšwelago pele ya 'go senyega ga go tlotša → go palelwa ga segokanyimmediamentsi sa sebolokigolo → go senyega ga substrate.'

Sehlogo se se akaretša kamoo o ka laolago nako ya go sintering ya lešela la themperetšha ya godimo ya PTFE. Mokgwa wa taolo ya motheo: peakanyo ya lebelo la mola. Sintering nako = atlehang futhumatsang karolo bolelele ÷ lesela leeto lebelo. Moedi wa sintering wo o šomago gabotse ke 350°C (ka godimo ga themperetšha ye e balwa bjalo ka nako ya sintering). Multi-zone thempereichara kabo: preheating (100-250 ° C), sintering (360-395 ° C), phahameng-mocheso setting (380-390 ° C), tsidifatso (ka tlase 300 ° C). Dinako tša tšhupetšo ka 380-390°C: boima bjo bonyenyane (0.08-0.13mm) metsotswana ye 30-60; maemo (0.18-0.25mm) 1.5-3 metsotso; boima (≥0.35mm) metsotso e 3-5. Tlhaolelo le peakanyo: ka fase ga-sintering (matla a fase, go tšhologa ga phofo, micro-cracks) → fokotša lebelo go oketša nako; go feta-sintering (go serolane, brittleness, muši wo mošweu) → oketša lebelo go khutsufatša bodulo. Go lekana ga themperetšha-nako go dumelela go sintering ka lebelo ga themperetšha ya godimo (395-405°C, metsotswana) goba go sintering ka go nanya ga themperetšha ya fase (360-375°C, metsotso ye 5-8).

Sehlogo se se hlaloša ka botlalo dikgopelo tša lešela la themperetšha ya godimo ya Teflon ka intastering ya maatla a letšatši. Kopo ya motheo ka lamination ya modula: lesela la go lokolla leo le beilwego ka godimo/ka fase ga dimmojule tša PV le thibela EVA ye e qhibidišitšwego (140-150°C) go kgomarela platen ya go ruthetša goba poleiti ya rabara, go šireletša didirišwa le go netefatša gore bokagodimo bja modula bo boreledi; laminator conveyor mabanta bakeng sa jarolla ka ho iketsa loading / unloading; rabara platen tšireletso lesela atolosa bophelo ba tšebeletso. Cell stringer soldering: conveyor mabanta jara lisele le lente ka futhumatsang zone, le bao e seng khomaretse holim hanyetsa flux le solder splashes; futhumatsang sethaleng cushions bakeng sa soldering workstations. Phahameng-mocheso kwahelang: phuthela bakeng sa futhumatsang diphaephe, thermocouples, megala ka laminators le phekola ontong; thepa mogote kwahelang dikgaretene le dithebe.

Sehlogo se se akaretša megato ya pele ga kalafo yeo e nyakegago bakeng sa lešela la fiberglass pele ga go kolobiša ka emulsion ya PTFE. Mohato 1: Mocheso kalafo / dewaxing ka 300-450 ° C ho ka ho feletseng tlosa paraffin boka le oli ho tloha faeba bokagodimo (paraffin boka, starch derivatives), masala a sizing dikahare hlokahala ka tlaase ho 0.2%, hlahisa 'mocheso-dewaxed lesela.' Mohato 2: Bokagodimo dikhemikhale kalafo - kopo ya silane coupling baemeli (KH-550, KH-560, A-174) go bopa filimi ya kgokagano ya dikhemikhale godimo ga tlhale, go kgontšha borogo bja dimolekule magareng ga ditlhale tša khalase tše di sa phelego le PTFE ya manyolo; masela ao a hwetšagalago kgwebong ao a alafilwego pele a ka tlola kgato ye eupša a swanetše go netefatšwa. Kgato ya 3: Go omiša le go ruthetša pele - go omiša ka 80-120°C ka diiri tše 1-2 go fokotša diteng tša monola ka fase ga 0.1%, go thibela go bopega ga bubble/lefeela nakong ya go fodiša.

Sehlogo se se hlahloba diphetogo tša sebopego sa lešela la fiberglass leo le tloditšwego ka PTFE tikologong yeo e bolago ka dikhemikhale. PTFE tlotsa e tsitsitseng haholo ka bongata ba mecha ea litaba (ho akarelletsa le aqua regia, acid e tsepame, solvents manyolo) - liketane limolek'hule lula hoo e batlang e sa fetoha. Mekgekolo: ditšhipi tša alkali tše di qhibidišitšwego di ntšha fluorine yeo e hlolago carbonization (e sootho/e ntsho, e brittle); didirišwa tše matla tša fluorinating (F2, ClF3) di roba mokokotlo wa khapone-khapone; disolvent tše dingwe tša mohuta wa Freon di baka go ruruga; chesang tsepamisitsoeng oxidizing acid butle-butle tsebisa dihlopha polar ka holim'a.

Sehlogo se se hlaloša ka botlalo dikgopelo tša lešela la fiberglass leo le tloditšwego ka PTFE ka intastering ya elektroniki le ya mohlagase. Mafelo a tshela a magolo: High-mocheso kwahelang le tšireletso - enjene magareng-retelehela / sekotjana / mohato kwahelang, transformer lera kwahelang, kela phuthela, motlakase futhumatsang thepa ho ikarola; Koporo-apere laminate le PCB tlhahiso - lokolla lesela ka PCB lamination, prepreg le CCL hloekileng fetisetsa; Elektroniki soldering - solder masking bakeng sa maqhubu / reflow soldering (khauta menwana tšireletso), reflow ontong conveyor mabanta, soldering seteishene sa mosebetsi mepete, moea chesang sethunya tšireletso likoahelo; Cable le wiring marapo - phahameng-mocheso thapo phuthela theipi, mogote sleeves le fireproof likoahelo, mocheso-shrink tubing katoloso tshebetso mabanta conveyor; Anti-static le cleanroom - cleanroom conveyor mabanta le workstation mepete, semiconductor le photovoltaic phahameng-mocheso phetiso.

Sehlogo se se tšweletša mekgwa ya kelo ya dithoto tša go lwantšha go kgomarela le go hlwekiša gabonolo tša lešela la fiberglass leo le tloditšwego ka PTFE kgahlanong le mabala a oli le lerole. Mekgwa e kenyeletsa: Ikopanye le angle le holim'a matla teko - metsi ikopanye le angle ka go tlhaolega > 110 °, kgokologa angle越小越好, bokagodimo matla ka mo go swanetšego 18-20 mN / m; Mechine ebola teko - 180 ° ebola matla le theipi maemo a, loketseng <0.1 N / 25 limilimithara; Etsisa oli ho hanyetsa liteko - oli letheba thella / masala mokgwa wa, boleng hlakola hloekisa bokgoni sebelisa mmala phapang ΔE tekanyo (e nyenyane ΔE = molemo hloekisa), le ka potlako oli leswao teko (enke shrinkage bontša molemo-ba khahlanong le fouling); Anti-lerole teko - lerole rarolla mokgwa wa le and analysis setšoantšo, airflow lerole tloso lekanya bonyane foka-tima lebelo, le electrostatic adsorption tekolo ka holim'a ho hanyetsa; Tekolo ya go swarelela - boeletša diteko ka moka ka morago ga botšofadi bja themperetšha ya godimo (260°C/300°C) goba go gohla ga Taber go netefatša go tsepama ga tshepedišo ya nako ye telele.