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Warbixinta cilmi baarista warshadaha fiber fiber: Qaabka walxaha isku dhafan, wareegga iyo koritaanka wada noolaanshaha

1 Qaabka walxaha isku dhafan ee fiber galaas, oo lagu dabaqay qaybaha kala duwan ee dhaqaalaha qaranka

1.1 fiber galaas - wax qabad sare oo aan organic ahayn walxo aan bir ahayn

Fiber galaas qalab waxqabad sare leh, codsiyo kala duwan oo kala duwan.Fiber galaas wuxuu dhashay 1930-meeyadii, waa pyrophyllite, ciid quartz, limestone, dolomite, borite, boromite iyo walxo kale oo macdan ah oo ceeriin ah iyo boric acid, dambaska soodhaha iyo alaabada kale ee kiimikaad ee alaabta ceeriin ee alaabta aan organic ahayn.Miisaanka fudud, xoogga sare, iska caabinta heerkulka sare iyo hooseeya, iska caabinta daxalka, kuleylka kulaylka, ololka ololka, nuugista codka, korantada korantada iyo sifooyin kale oo aad u fiican iyo heer gaar ah oo naqshadeynta shaqeynta ah, waa qalab shaqeynaya oo heer sare ah iyo qalab dhismeed.Sanadihii la soo dhaafay, alaabooyinka lagu xoojiyay fiber-thermoplastic fiber-ka ayaa si degdeg ah u horumaray, iyo alaabooyin cusub sida fiber galaas oo la xoojiyay qalabka dhismaha, fiber gaaban iyo fiber dheer oo si toos ah loo xoojiyay waxay noqdeen wax cusub oo horumarinta warshadaha muraayadaha muraayadda.Codsiga fiber-ka galaasku waxa uu ka ballaartay goobaha warshadaha dhaqameed sida qalabka dhismaha, qalabka elektarooniga ah, gaadiidka tareenka, petrochemical, samaynta baabuurta ilaa meelaha soo baxaya sida hawada sare, tamarta dabaysha, sifaynta iyo ka saarista boodhka, injineernimada deegaanka, iyo injineernimada badda.

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Mabda'a kala-soocidda waa ka duwan yahay, iyo noocyada fiber-glaas-ka ayaa kala duwan.Marka loo eego qaabka wax soo saarka iyo habka wax soo saarka ee kala duwan, alaabooyinka fiber-ka ee shirkadu waxa loo qaybin karaa roodhida, dunta dunta, alaabta roving, alaabta dunnida afar qaybood.Roving waxa ka mid ah dunta tooska ah, dunta dunta iyo dunta gaagaaban;Duubka dhuuban waxa loo qaybin karaa maro maroojin oo bilaw ah, dun labalaab leh, dun weyn iyo dun toos ah.Alaabooyinka rovingka waxaa ka mid ah dhar-xiran oo badan, maro plaid ah, dareemo;Alaabta dunta fiican waxaa ka mid ah maro elektaroonik ah iyo maro warshadeed.Marka loo eego maaddooyinka resin-ka matrixka ee kala duwan ee is-barbar-dhigay, waxa loo qaybin karaa fibbarka dhalooyinka heerkulbeegga iyo fibbada dhalada heerkulbeegga laba qaybood.

Resins-ka matrix-ku-ku-beegga ah ee fibre-galaha ee isku-dheelli-tirka heerkulbeegga ayaa ah resin phenolic, resin urea-formaldehyde, resin epoxy, resin aan saturated ahayn, polyurethane iyo wixii la mid ah.Resin Thermosetting waa polymer silsilad toosan ama laamo ah ka hor inta aan la daaweynin, iyo daaweynta kulaylka ka dib, bonds kiimikaad ayaa ka dhex abuurma silsiladaha molecular si ay u noqdaan qaab-dhismeedka shabakad saddex-cabbir ah, kaas oo la sameeyay hal mar oo aan dib loo kululayn karin.Waxaa inta badan loo isticmaalaa in beeraha u baahan in la gaaro dahaarka kulaylka, xidho caabbinta, dahaarka, danab sare iyo saamaynta kale, sida garbaha dabaysha iyo loox wareegga.

Resins-ka matrix-ka ah ee isku midka ah fiber galaas ah oo loogu talagalay resin thermoplastic waxay u badan yihiin polyolefin, polyamide, polyester, polycarbonate, polyformaldehyde iyo wixii la mid ah.Resin Thermoplastic waa miisaan unugyo sare leh oo adag heerkulka qolka, waa toosan ama dhowr silsilad polymer ah oo laamo ah, oo aan lahayn isku xidhka u dhexeeya molecules, kaliya van der Waals force ama hydrogen bond si ay midba midka kale u soo jiito.Habka qaabaynta, resin thermoplastic waa la jilciyaa oo qulqulaya ka dib kulaylka cadaadiska, iyada oo aan la isku xirin kiimikaad, waxaana lagu qaabayn karaa caaryada, iyo alaabooyinka leh qaabka loo baahan yahay waxaa lagu samayn karaa qaboojin.Inta badan loo isticmaalo si loo gaaro adkaanshaha, caabbinta daxalka, caabbinta daalka iyo saamaynta kale ee goobta, sida samaynta baabuurta, qalabka guriga, qalabka elektarooniga ah, qalabka dhismaha.Ka dib marka la daaweeyo oo la qaboojiyo isku-darka fibre-galaha dhalada ah, waxay weli ku gaari kartaa dareeraha iyadoo dib u kululeyneysa waxayna leedahay dib u warshadayn wanaagsan.

Foornada taangiga wax-soo-saarka fiber-ka dhalada ah ayaa ah kan ugu weyn, sawir-gacmeedka siligga ee si tartiib-tartiib ah looga saaray suuqa.Waxa jira laba hab oo wax-soo-saar fiber galaas ah oo waaweyn, kuwaas oo loo qaybiyey laba samaynta - Habka sawiridda silig-ka-dabiiciga ah iyo mid samaynta - habka sawiridda siliga barkadda.Habka sawir-qaadista siligga ee la jajabin karo: geeddi-socodku waa mid adag, alaabta ceeriin ee dhalada ah ayaa lagu dhalaalinayaa kubbadda dhalada heerkulka sare, ka dibna kubbadda dhalada ayaa dhalaalay laba jeer, sawirka xawaaraha sare ee fiilada ayaa laga sameeyaa dunta muraayadda.Habka sawirida siliga barkada: alaabta ceeriin sida pyrophylla ayaa lagu dhalaaley foornada si ay u sameeyaan xal galaas ah, iyo goobooyinku waa la saaraa oo loo qaadaa saxanka daadinta daloolka iyada oo loo marayo kanaalka, fiber-ka muraayadda ayaa lagu sawiraa xawaare sare.Daboolku waxa uu ku xidhi karaa boqolaal taargo ah oo daadanaya iyada oo loo marayo wadooyin badan isku mar.Marka la barbar dhigo habka sawirista siliga qulqulka, habka sawirista siliga barkada waa mid sahlan, badbaadinta tamarta iyo dhimista isticmaalka, samaynta xasilloon, waxtarka sare iyo wax-soosaarka sare, waxayna ku habboon tahay wax-soo-saarka ballaaran ee otomatiga ah, kaas oo noqday wax soo saarka guud ee caalamiga ah. habka, iyo cabbirka fiber galaas ee uu soo saaray habkani wuxuu ka dhigan yahay in ka badan 90% wax soo saarka caalamiga ah.


Waqtiga boostada: Mar-14-2024