Kab lus no qhia txog cov ntawv thov ntawm Teflon high-temperature npuag hauv kev lag luam hnub ci zog. Core daim ntawv thov nyob rau hauv module lamination: tso ntaub tso rau saum toj / hauv qab PV modules tiv thaiv molten EVA (140-150 ° C) los ntawm adhering rau cua sov platen los yog roj hmab phaj, tiv thaiv cov cuab yeej thiab xyuas kom meej cov qauv du; laminator conveyor siv rau tsis siv neeg loading / unloading; roj hmab platen tiv thaiv ntaub txuas ntxiv kev pab cuam lub neej. Cell stringer soldering: conveyor txoj siv nqa lub hlwb thiab ribbon los ntawm thaj chaw cua sov, nrog cov nplaum uas tsis yog nplaum tiv thaiv flux thiab solder splashes; cua sov platform cushions rau soldering workstations. Cov rwb thaiv tsev kub kub: qhwv rau cov cua sov, cov thermocouples, cables hauv laminators thiab kho qhov cub; khoom siv thermal rwb thaiv tsev curtains thiab shields.

Kab lus no suav nrog cov kauj ruam ua ntej yuav tsum tau ua rau fiberglass ntaub ua ntej PTFE emulsion impregnation. Kauj Ruam 1: Kev kho cua sov / dewaxing ntawm 300-450 ° C kom tshem tawm tag nrho cov paraffin wax thiab roj ntawm fiber ntau (paraffin wax, starch derivatives), residual sizing cov ntsiab lus yuav tsum tau qis dua 0.2%, ua 'heat-dewaxed npuag.' Kauj Ruam 2: Kev kho tshuaj deg KH-0 silage (KH5-0) A-174) los tsim cov tshuaj lom neeg cov yeeb yaj kiab rau ntawm qhov chaw fiber ntau, ua kom cov choj molecular ntawm inorganic iav fibers thiab organic PTFE; Cov khoom lag luam muaj nyob rau hauv cov ntaub ntawv kho mob ua ntej tuaj yeem hla cov kauj ruam no tab sis yuav tsum tau kuaj xyuas. Kauj Ruam 3: Qhuav thiab preheating - ziab ntawm 80-120 ° C rau 1-2 teev kom txo cov dej noo hauv qab 0.1%, tiv thaiv npuas / tsis muaj dab tsi tshwm sim thaum kho.

Kab lus no tshuaj xyuas cov qauv kev hloov pauv ntawm PTFE-coated fiberglass npuag hauv chemically corrosive ib puag ncig. PTFE txheej yog ruaj khov heev nyob rau hauv feem ntau cov xov xwm (xws li aqua regia, concentrated acids, organic solvents) - molecular chains tseem zoo li tsis hloov. Kev zam: molten alkali hlau extract fluorine ua carbonization (xim av / dub, nkig); muaj zog fluorinating cov neeg ua haujlwm (F₂, ClF₃) rhuav tshem cov pa roj carbon monoxide; qee cov kuab tshuaj Freon ua rau o; kub concentrated oxidizing acids maj mam qhia polar pawg ntawm nto.

Kab lus no qhia txog cov ntawv thov ntawm PTFE-coated fiberglass npuag hauv kev lag luam hluav taws xob thiab hluav taws xob. Rau thaj chaw loj: Cov rwb thaiv tsev kub kub thiab kev tiv thaiv - lub cev muaj zog inter-tig / qhov chaw / theem rwb thaiv tsev, transformer txheej rwb thaiv tsev, coil wrapping, hluav taws xob cua sov khoom cais; Copper-clad laminate thiab PCB manufacturing - tso ntaub hauv PCB lamination, prepreg thiab CCL huv conveying; Electronic soldering - solder masking rau yoj / reflow soldering (kub ntiv tes tiv thaiv), reflow cub conveyor siv, soldering workstation mats, kub cua phom tiv thaiv npog; Cable thiab thaiv hlua - high-temperature cable wrapping daim kab xev, thermal tes tsho thiab fireproof npog, tshav kub-shrink tubing expansion processing conveyor siv; Anti-static thiab cleanroom - cleanroom conveyor siv thiab workstation mats, semiconductor thiab photovoltaic high-temperature conveying.

Tsab ntawv xov xwm no nthuav tawm cov kev ntsuam xyuas rau kev tiv thaiv kev tiv thaiv thiab kev ntxuav yooj yim ntawm PTFE-coated fiberglass ntaub tiv thaiv cov roj stains thiab plua plav. Cov txheej txheem suav nrog: kev sib cuag lub kaum sab xis thiab qhov chaw ntsuas hluav taws xob - dej sib cuag lub kaum sab xis feem ntau> 110 °, dov lub kaum sab xis 越小越好, lub zog saum npoo zoo tshaj 18-20 mN / m; Mechanical tev kuaj - 180 ° tev quab yuam nrog cov qauv kab xev, zoo tagnrho <0.1 N / 25 hli; Simulated roj kuj ntsuas - roj stain zawv zawg / residue txoj kev, quantitative so cleaning efficiency siv xim sib txawv ΔE ntsuas (me me ΔE = zoo dua tu), thiab ceev oily marker xeem (tus number case shrinkage qhia zoo anti-fouling); Kev soj ntsuam cov plua plav - cov txheej txheem plua plav nrog cov duab tsom xam, kev tshem tawm cov plua plav tawm hauv huab cua ntsuas qhov tsawg kawg nkaus tawm qhov nrawm, thiab kev ntsuam xyuas electrostatic adsorption ntawm qhov chaw tiv taus; Kev ntsuas kev ua haujlwm ntev - rov ua txhua qhov kev ntsuam xyuas tom qab kub kub (260 ° C / 300 ° C) lossis Taber abrasion kom ntseeg tau tias kev ua haujlwm ntev ntev.

Kab lus no suav nrog cov ntawv thov ntawm Teflon high-temperature daim ntaub (PTFE-coated fiberglass npuag) hauv aerospace teb. Cov ntaub ntawv tseem ceeb: Kev tsim cov khoom siv sib xyaw - tso tawm daim ntaub / zaj duab xis hauv autoclave molding, txheej txheej cais, kub-kub conveyor siv rau prepreg ntau lawm; Lub cav thiab qhov kub thiab txias tiv thaiv - thermal rwb thaiv tsev pam, firewall cladding, hloov tau yooj yim-kub sib txuas; Hluav taws xob rwb thaiv tsev thiab hlau hlua tiv thaiv - cable wrapping nyob rau hauv engine compartments thiab tsaws iav bays; Lub dav hlau sab hauv thiab kev tiv thaiv hluav taws - cov ntaub thaiv hluav taws / cov pa taws teeb meem raws li FST cov qauv, thermal / acoustic rwb thaiv tsev pam cladding; Qhov chaw thiab aerospace daim ntaub ntawv - ntau txheej rwb thaiv tsev (MLI) cov rooj sib txoos, tiv thaiv khaub thuas-weld lubrication liners rau lub hnub ci vaj huam sib luag xa tawm mechanisms thiab kav hlau txais xov hinges, thermal tswj ntaub.

Kab lus no piav qhia yuav ua li cas PTFE txheej daim ntawv cog lus rau fiberglass ntaub substrate hauv Teflon high-temperature ntaub. Kev sib txuas ncaj qha tshuaj tsis tuaj yeem ua tsis tau vim PTFE's ultra-low nto zog. Bonding yog tiav los ntawm: Mechanical interlocking (lub cev sib txuas) - PTFE emulsion penetrates fiber ntau thiab grips fiber bundles tom qab sintering; Silane coupling tus neeg saib xyuas pretreatment - tsim choj molecular ntawm inorganic iav fibers thiab organic primer; Tshuaj primer hloov txheej txheej - siv PAI, PPS, PES los yog PEEK resins nrog PTFE micropowder, thov tom qab kev kho mob coupling los tsim robust kev hloov txheej; Kub-melt nplaum zaj duab xis lamination - FEP los yog PFA films (melting point 260-310 ° C) daim ntawv cog lus ua ntej tsim PTFE zaj duab xis rau ntaub; Gradient qauv ntawm ntau yam impregnation thiab sintering cycles - dilute thawj dhau nrog binder / coupling tus neeg saib xyuas nkag mus tob rau hauv fibers, ua raws li cov ntshiab PTFE impregnations, tsim compositional gradient los ntawm fiberglass mus rau ntshiab PTFE.

Cov kab lus no nthuav tawm qhov zoo ntawm PTFE cov ntaub ntawv kub-kub raws li qhov kub-kub lim xov xwm. Rau lub zog tseem ceeb: Qhov kub thiab txias tsis tu ncua (nruam 260 ° C, ncov ~ 300 ° C), tshaj PPS (190 ° C) thiab aramid (200 ° C); Cov tshuaj inertness heev tiv thaiv cov kua qaub, alkalis, cov kuab tshuaj thiab oxidants, hydrolysis-resistant, outperforming aramid thiab P84 nyob rau hauv corrosive flue gas; Superior plua plav tu kev ua tau zoo nrog ultra-low nto zog ua kom yooj yim plua plav ncuav mog qab zib tshem tawm thiab ua kom tsis muaj zog poob; Kev pom zoo heev nrog qhov ntau thiab tsawg 0.1-3μm ntes tshaj 99.99% ntawm PM2.5 hais; Non-flammable nrog LOI saum toj 95%, nrog rau kev xaiv los tiv thaiv zoo li qub; Cov neeg kho tshuab siab zog los ntawm fiberglass reinforcement, nrog ntshiab PTFE fiber media muab kev yooj yim thiab> 4 xyoo kev pab cuam lub neej. Muab piv rau PPS, aramid, Nomex, P84 thiab fiberglass lim xov xwm thoob plaws qhov kub, tshuaj tiv thaiv, hydrolysis tsis kam thiab kev ua haujlwm huv.

Kab lus no muab cov lus qhia txog kev tiv thaiv wrinkles ntawm PTFE high-temperature daim ntaub thaum sintering. Wrinkles yog tsim los ntawm qhov tsis sib xws ntawm thermal shrinkage thiab kev ntxhov siab tsis sib xws. Cov kev daws teeb meem suav nrog kev ua haujlwm puv ntoob: cov khoom siv raw khoom substrate tswj (ua tiav dewaxing / cua sov teeb tsa kom tshem tawm cov kev ntxhov siab sab hauv); impregnation thiab ziab (ntau txheej nyias, maj mam kub gradient, nquag tsav rollers); sintering furnace tswj (1-3% overfeed rau thermal shrinkage pub, kaw-voj micro-tension tswj, transverse kub uniformity nyob rau hauv ± 5 ° C, gradient preheating-sintering-txias nkhaus, cua-flotation furnaces raws li kev daws teeb meem, curved spreader rollers); cua txias thiab teeb tsa (muab maj mam txias, tswj kev sib kis kom txog thaum qis dua 100 ° C, tag nrho txias ua ntej winding); Kev tshuaj xyuas online nrog kev tshuaj xyuas lub teeb muaj zog thiab infrared scanning.

Kab lus no tshuaj xyuas seb cov xuab zeb blasting lossis matt tiav kev kho mob cuam tshuam rau cov qauv ntawm PTFE cov ntaub ntawv kub. Cov kev hloov pauv tshwm sim nyob rau hauv peb qhov loj me: Microscopic morphology hloov los ntawm daim iav zoo li lub ntsej muag zoo li ntxhib ntxhib ntxhib ntxhib ntxhib ntxhib los mos nrog cov txiaj ntsig Ra / Rz nce ntxiv, tsim 3D mechanical anchoring qauv rau kev sib txuas tom qab. Txheej kev ncaj ncees ntsib kev pheej hmoo: PTFE txheej thinning, muaj peev xwm raug ntawm fiberglass substrate (ua rau poob ntawm cov khoom tsis-stick, noo noo nkag mus, thiab txo cov neeg kho tshuab lub zog), ntxiv rau microcracks thiab khib nyiab tiam.