Gilashin da aka laƙaba gilashi ne da aka saba amfani da shi a fannin gilashin gine-gine, wanda kuma aka sani da gilashin zaman lafiya. Gilashin da aka laƙaba yana da layuka da yawa na gilashi, ban da gilashin, sauran kuma shine sandwich ɗin da ke tsakiyar gilashin, yawanci akwai nau'ikan sandwich guda uku: EVA, PVB, da SGP.
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Sandwich na PVB Trust yana ɗaya daga cikin sunayen da aka fi sani. PVB kuma kayan sanwic ne da ake amfani da su a gine-gine na gilashi da gilashin mota a halin yanzu.
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Tsarin ajiya da sarrafa layin PVB ya fi rikitarwa fiye da EVA, kuma buƙatun zafin jiki da zafi sun fi girma. Buƙatar sarrafa PVB na sarrafa zafin jiki tsakanin 18℃-23℃, kula da danshi a 18-23%, PVB yana manne da abun ciki na danshi 0.4%-0.6%, bayan dumamawa kafin a fara aiki, ana amfani da autoclade don dakatar da adana zafi da matsin lamba, zafin autoclade: 120-130℃, matsin lamba: 1.0-1.3MPa, lokaci: 30-60min. Kayan aikin masu amfani da PVB suna buƙatar kimanin kuɗi miliyan 1, kuma akwai wata matsala ga ƙananan kasuwanci. A cikin 'yan shekarun da suka gabata, galibi ga Dupont, Shou Nuo na ƙasashen waje, amfani da ruwa da sauran masana'antun, ana sake amfani da PVB na gida don dakatar da sarrafawa na biyu, amma kwanciyar hankali na inganci ba shi da kyau sosai. A cikin 'yan shekarun nan, masana'antun masu amfani da PVB na gida suma suna haɓaka a hankali.
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PVB yana da kyakkyawan tsaro, rufin sauti, bayyanannen haske da juriya ga radiation na sinadarai, amma juriyar ruwa ta PVB ba ta da kyau, kuma yana da sauƙin buɗewa a cikin yanayi mai danshi na dogon lokaci.
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EVA tana nufin ethylene-vinyl acetate copolymer. Saboda ƙarfin juriyar ruwa da juriyar tsatsa, ana amfani da ita sosai a cikin fim ɗin marufi, fim ɗin shed mai aiki, kayan takalman kumfa, manne mai zafi, waya da kebul da kayan wasa, da sauransu, China yawanci tana amfani da EVA a matsayin bayani na musamman.
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Ana kuma amfani da EVA a matsayin sandwich na gilashin da aka yi wa laminated, kuma farashinsa yana da yawa. Idan aka kwatanta da PVB da SGP, EVA tana da ingantaccen aiki da ƙarancin zafin ablation, kuma ana iya sarrafa ta lokacin da zafin ya kai kimanin 110℃. Cikakken kayan aikinta na amfani yana buƙatar kimanin yuan 100,000.
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Fim ɗin EVA yana da kyakkyawan aiki, wanda zai iya dakatar da tsarin manne waya da birgima a cikin layin fim don ƙirƙirar kyakkyawan gilashin ado tare da alamu da alamu. EVA tana da kyakkyawan juriya ga ruwa, amma tana da juriya ga haskoki masu guba, kuma fitowar rana na dogon lokaci yana da sauƙin zuwa rawaya da baƙi, don haka galibi ana amfani da shi don rabawa a cikin gida.
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SGP yana nufin membrane na tsakiya na ionic (Sentryglass Plus), wanda wani abu ne mai ƙarfi wanda DuPont ya ƙirƙira. Babban aikinsa yana bayyana a cikin:
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1, kyawawan halayen injiniya, ƙarfin ƙarfi mai yawa. A ƙarƙashin kauri ɗaya, ƙarfin ɗaukar nauyin sandwicin SGP ya ninka na PVB sau biyu. A ƙarƙashin nauyi da kauri iri ɗaya, lanƙwasawar gilashin da aka lanƙwasa na SGP ya kai kashi ɗaya cikin huɗu na PVB.
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2. Ƙarfin yagewa. A daidai wannan kauri, ƙarfin yagewar fim ɗin manne na PVB ya ninka na PVB sau 5, kuma ana iya manne shi a gilashin a ƙarƙashin yanayin yagewa, ba tare da ya sa gilashin gaba ɗaya ya faɗi ba.
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3, ƙarfi mai ƙarfi, juriyar danshi. Fim ɗin SGP ba shi da launi kuma yana da haske, bayan rana da ruwan sama na dogon lokaci, yana da juriya ga haskoki masu guba, ba shi da sauƙin yin rawaya, ƙimar rawaya < 1.5, amma ƙimar rawaya na fim ɗin sandwich ɗin PVB shine 6~12. Saboda haka, SGP shine abin sha'awa na gilashin da aka yi wa laminated mai fari sosai.
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Duk da cewa tsarin amfani da SGP yana kusa da na PVB, farashin tashar yana da yawa, don haka amfani da shi a China ba abu ne da aka saba gani ba, kuma sanin hakan yana da ƙasa.
Lokacin Saƙo: Agusta-09-2024
