Kufotokozera Kwathunthu kwa Mfundo Yopangira ndi Miyezo Yogwiritsira Ntchito ya
Galasi la FiberglassMat odulidwa a Strand
Kupanga mphasa ya ulusi wagalasi wodulidwa kumaphatikizapo kutenga mipiringidzo ya ulusi wagalasi (ulusi wosapindika ungagwiritsidwenso ntchito) ndikudula m'zingwe zazitali za 50mm pogwiritsa ntchito mpeni wodulira. Zingwe izi zimabalalika ndikukonzedwa mosasamala, ndikukhazikika pa lamba wonyamula zitsulo zosapanga dzimbiri kuti apange mphasa. Masitepe otsatirawa amaphatikizapo kugwiritsa ntchito cholumikizira, chomwe chingakhale ngati guluu wopopera kapena guluu wothira madzi wothira, kuti amangirire zingwe zodulidwazo pamodzi. Kenako mphasayo imaumitsidwa kutentha kwambiri ndikusinthidwa kuti ipange mphasa yodulidwa ya ulusi kapena mphasa yodulidwa ya ufa.
Zinthu zopangidwa ndi Asia Composite (Thailand) co., Ltd
Apainiya opanga mafakitale a fiberglass ku THAILAND
Imelo:yoli@wbo-acm.comWhatsApp: +66966518165
I. Zipangizo zopangira
Galasi lomwe limagwiritsidwa ntchito kwambiri mu zinthu zopangidwa ndi fiberglass ndi mtundu wa calcium-aluminium borosilicate yokhala ndi alkali yochepera 1 peresenti. Nthawi zambiri limatchedwa "E-glass" chifukwa lidapangidwa kuti ligwiritsidwe ntchito poteteza magetsi.
Kupanga ulusi wagalasi kumaphatikizapo kunyamula galasi losungunuka kuchokera ku ng'anjo yosungunuka kudzera mu platinum bushing yokhala ndi mabowo ang'onoang'ono ambiri, ndikulitambasula kukhala ulusi wagalasi. Pazifukwa zamalonda, ulusiwu nthawi zambiri umakhala ndi mainchesi pakati pa 9 ndi 15. Ulusiwu umakutidwa ndi kukula kwake usanasonkhanitsidwe kukhala ulusi. Ulusi wagalasi ndi wolimba kwambiri, wokhala ndi mphamvu yayikulu yokoka. Ulinso ndi kukana mankhwala, kukana chinyezi, mphamvu zamagetsi zabwino, sungathe kugwidwa ndi tizilombo toyambitsa matenda, ndipo sungathe kuyaka ndi kutentha kwa 1500°C - zomwe zimapangitsa kuti ukhale woyenera kwambiri kugwiritsidwa ntchito pazinthu zopangidwa ndi zinthu zosiyanasiyana.
Ulusi wagalasi ungagwiritsidwe ntchito m'njira zosiyanasiyana: kuduladula m'zitali zazifupi ("zingwe zodulidwa"), kusonkhanitsidwa m'zingwe zozungulira zomasuka ("zozungulira"), kapena kulukidwa m'zingwe zosiyanasiyana kudzera mu ulusi wopindika komanso wozungulira. Ku UK, mtundu wa ulusi wagalasi womwe umagwiritsidwa ntchito kwambiri ndi mphasa yodulidwa ya ulusi, yomwe imapangidwa poduladula ulusi wagalasi m'zitali pafupifupi 50mm ndikuzilumikiza pamodzi pogwiritsa ntchito polyvinyl acetate kapena polyester binders, ndikupanga mphasa. Kulemera kwa mphasa yodulidwa ya ulusi kumatha kusiyana kuyambira 100gsm mpaka 1200gsm ndipo ndi kothandiza pakulimbitsa thupi.
II. Gawo Logwiritsira Ntchito Binder
Ulusi wagalasi umanyamulidwa kuchokera ku gawo lokhazikika kupita ku lamba wonyamulira, komwe kumayikidwa chomangira. Gawo lokhazikika liyenera kukhala loyera komanso louma. Kuyika chomangira kumachitika pogwiritsa ntchito zida ziwiri zomangira ufa ndi mndandanda wa ma nozzles opopera madzi opanda mchere.
Pa mphasa yodulidwa, mbali zonse ziwiri zapamwamba ndi zapansi, kuthira pang'ono madzi osasungunuka mchere kumayikidwa. Gawo ili ndilofunika kwambiri kuti chomangira chikhale cholimba bwino. Zomangira zapadera za ufa zimatsimikizira kuti ufawo ukufalikira mofanana. Zomangira pakati pa zomangira ziwiri zimathandiza kusamutsa ufawo pansi pa mphasa.
III. Kumangirira ndi Emulsion
Dongosolo la nsalu yotchinga lomwe limagwiritsidwa ntchito limathandiza kuti chomangiracho chifalikire bwino. Chomangiracho chimatengedwa kudzera mu njira yapadera yoyamwa.
Dongosololi limalola mpweya kunyamula chomangira chochuluka kuchokera pa mphasa ndipo chomangiracho chimagawidwa mofanana, kuchotsa chomangira chochuluka. Mwachionekere, zodetsa zosefedwa zomwe zili mu chomangiracho zitha kugwiritsidwanso ntchito.
Chosungiracho chimasungidwa m'zidebe m'chipinda chosakaniza ndipo chimanyamulidwa kuchokera m'zidebe zazing'ono pafupi ndi chomera cha mphasa kudzera m'mapaipi opanda mphamvu yotsika.
Zipangizo zapadera zimasunga mulingo wokhazikika wa thanki. Chomangira chobwezeretsanso chimatumizidwanso ku thanki. Mapampu amanyamula guluu kuchokera ku thanki kupita ku gawo logwiritsa ntchito guluu.
IV. Kupanga
Mpando wa ulusi wodulidwa ndi galasi ndi nsalu yosalukidwa yopangidwa mwa kudula ulusi wautali m'litali la 25-50mm, ndikuziyika mozungulira, ndikuzigwirizanitsa ndi chomangira choyenera. Pali mitundu iwiri ya zomangira: ufa ndi emulsion. Kapangidwe ka zinthu zophatikizika kamadalira kuphatikiza kwa kukula kwa ulusi, kusankha chomangira, ndi kuchuluka kwake, makamaka kumadalira mtundu wa mphanda womwe wagwiritsidwa ntchito komanso njira yopangira.
Zipangizo zopangira mphasa yodulidwa ndi makeke oyendayenda a opanga ulusi wagalasi, koma ena amagwiritsanso ntchito ma roving, pang'ono kuti asunge malo.
Kuti mphasa ikhale yabwino, ndikofunikira kukhala ndi makhalidwe abwino odulira ulusi, mphamvu yochepa yamagetsi yosasinthasintha, komanso kugwiritsa ntchito kocheperako kwa binder.
V. Kupanga Mafakitale kuli ndi magawo otsatirawa:
Fiber Creel
Njira Yodulira
Gawo Lopanga
Dongosolo Logwiritsira Ntchito Binder
Uvuni Wouma
Gawo Lozizira la Ofalitsa
Kudula ndi Kupotoza
VI. Chigawo cha Creel
Ma creel stand ozungulira amaikidwa pa chimango chokhala ndi ma bobbin okwanira. Popeza ma creel stand amenewa amakhala ndi makeke a ulusi, malo a creel ayenera kukhala m'chipinda cholamulidwa ndi chinyezi chokhala ndi chinyezi cha 82-90%.
VII. Zipangizo Zodulira
Ulusi umachotsedwa mu makeke oyendayenda, ndipo mpeni uliwonse wodulira umakhala ndi zingwe zingapo zomwe zimadutsamo.
VIII. Gawo Lopanga
Kupanga mphasa yodulidwa kumaphatikizapo kugawa mofanana kwa zingwe zodulidwazo nthawi imodzi m'chipinda chopangira. Zipangizo zilizonse zimakhala ndi ma mota osinthasintha. Zipangizo zodulira zimayendetsedwa paokha kuti zitsimikizire kuti ulusi umagawidwa mofanana.
Mpweya womwe uli pansi pa lamba wonyamulira umakokanso ulusi wochokera pamwamba pa lamba. Mpweya wotuluka umadutsa mu chotsukira.
IX. Kukhuthala kwa Galasi la Ulusi Wodulidwa ndi Ulusi wa Strand Mat
Mu zinthu zambiri zolimbikitsidwa ndi fiberglass, matiresi odulidwa ndi ulusi wagalasi amagwiritsidwa ntchito, ndipo kuchuluka ndi njira yogwiritsira ntchito matiresi odulidwa ndi ulusi zimasiyana malinga ndi chinthucho ndi njira yochipangira. Kukhuthala kwa gawo kumadalira njira yopangira yomwe ikufunika!
Mwachitsanzo, popanga nsanja zoziziritsira za fiberglass, gawo limodzi limakutidwa ndi utomoni, kutsatiridwa ndi gawo limodzi la mphasa yopyapyala kapena nsalu ya 02. Pakati pake, magawo 6-8 a nsalu ya 04 amayikidwa, ndipo gawo lina la mphasa yopyapyala limayikidwa pamwamba kuti liphimbe malo olumikizirana amkati. Pankhaniyi, magawo awiri okha a mphasa yopyapyala amagwiritsidwa ntchito. Mofananamo, popanga denga la magalimoto, zipangizo zosiyanasiyana monga nsalu yoluka, nsalu yosaluka, pulasitiki ya PP, mphasa yopyapyala, ndi thovu zimaphatikizidwa m'magawo, ndipo mphasa yopyapyala imagwiritsidwa ntchito m'magawo awiri okha panthawi yopanga. Ngakhale popanga denga la magalimoto a Honda, njirayi ndi yofanana kwambiri. Chifukwa chake, kuchuluka kwa mphasa yodulidwa yomwe imagwiritsidwa ntchito mu fiberglass kumasiyana malinga ndi njirayo, ndipo njira zina sizingafunike kugwiritsidwa ntchito pomwe zina zimafuna kugwiritsidwa ntchito.
Ngati tani imodzi ya fiberglass ipangidwa pogwiritsa ntchito mphasa ndi utomoni wodulidwa, kulemera kwa mphasa wodulidwa kumakhala pafupifupi 30% ya kulemera konse, komwe ndi 300Kg. Mwanjira ina, kuchuluka kwa utomoni ndi 70%.
Kuchuluka kwa mphasa yodulidwa yomwe imagwiritsidwa ntchito pa ndondomeko yomweyi kumatsimikiziridwanso ndi kapangidwe ka gawo. Kapangidwe ka gawo kamadalira zofunikira za makina, mawonekedwe a chinthu, zofunikira pakumaliza pamwamba, ndi zina.
X. Miyezo Yogwiritsira Ntchito
Kugwiritsa ntchito mphasa yodulidwa ya ulusi wopanda alkali kukufalikira kwambiri ndipo kumaphatikizapo madera osiyanasiyana apamwamba monga magalimoto, zapamadzi, ndege, kupanga mphamvu za mphepo, ndi kupanga asilikali. Komabe, simungadziwe miyezo yoyenera ya mphasa yodulidwa ya ulusi wopanda alkali. Pansipa, tikuwonetsa zofunikira za muyezo wapadziko lonse lapansi pankhani ya kuchuluka kwa chitsulo cha alkali, kupotoka kwa unit area mass, kuchuluka kwa kuyaka, kuchuluka kwa chinyezi, ndi mphamvu yosweka yolimba:
Zomwe Zili mu Chitsulo cha Alkali
Kuchuluka kwa alkali metal oxide mu mphasa yagalasi yopanda alkali yodulidwa ya ulusi sikuyenera kupitirira 0.8%.
Chigawo cha Malo
Zinthu Zoyaka
Pokhapokha ngati tanena mwanjira ina, kuchuluka kwa moto kuyenera kukhala pakati pa 1.8% ndi 8.5%, ndi kusiyana kwakukulu kwa 2.0%.
Chinyezi Chokwanira
Chinyezi cha mphasa pogwiritsa ntchito guluu wa ufa sichiyenera kupitirira 2.0%, ndipo pa mphasa pogwiritsa ntchito guluu wa emulsion, sichiyenera kupitirira 5.0%.
Mphamvu Yosweka Yolimba
Kawirikawiri, mtundu wa mphasa yagalasi yopanda ulusi wa alkali umakwaniritsa zofunikira zomwe zili pamwambapa kuti ziganizidwe kuti zikugwirizana ndi zomwe zanenedwa. Komabe, kutengera momwe chinthucho chikugwiritsidwira ntchito, njira yopangira ikhoza kukhala ndi zofunikira kwambiri pakulimba kwa mphamvu yokoka komanso kusinthasintha kwa gawo la unit area mass. Chifukwa chake, ndikofunikira kuti ogwira ntchito yogula zinthu athu adziwe bwino njira yopangira zinthu zawo komanso zofunikira zenizeni za mphasa yachitsulo yodulidwa kuti ogulitsa athe kupanga moyenera.
Nthawi yotumizira: Okutobala-23-2023
