{"id":3698,"date":"2024-05-30T09:00:00","date_gmt":"2024-05-30T01:00:00","guid":{"rendered":"https:\/\/globalquartztube.com\/?p=3698"},"modified":"2024-06-27T16:59:50","modified_gmt":"2024-06-27T08:59:50","slug":"research-on-processing-and-annealing-techniques-of-quartz-glass","status":"publish","type":"post","link":"https:\/\/globalquartztube.com\/et\/research-on-processing-and-annealing-techniques-of-quartz-glass\/","title":{"rendered":"Kvartsklaasi t\u00f6\u00f6tlemise ja l\u00f5\u00f5mutamise tehnikate uurimine"},"content":{"rendered":"<p><\/p>\n\n\n\t\t\t\t<div class=\"wp-block-uagb-table-of-contents uagb-toc__align-left uagb-toc__columns-1  uagb-block-7f4d3acd\"\n\t\t\t\t\tdata-scroll= \"1\"\n\t\t\t\t\tdata-offset= \"30\"\n\t\t\t\t\tstyle=\"\"\n\t\t\t\t>\n\t\t\t\t<div class=\"uagb-toc__wrap\">\n\t\t\t\t\t\t<div class=\"uagb-toc__title\">\n\t\t\t\t\t\t\tSisukord\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class='uagb-toc__separator'><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uagb-toc__list-wrap\">\n\t\t\t\t\t\t<ol class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#1-introduction\" class=\"uagb-toc-link__trigger\">1. Sissejuhatus<\/a><li class=\"uagb-toc__list\"><a href=\"#2-processing-of-quartz-glass-products\" class=\"uagb-toc-link__trigger\">2. Kvartsklaasist toodete t\u00f6\u00f6tlemine<\/a><ul class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#21-types-of-quartz-glass-materials\" class=\"uagb-toc-link__trigger\">2.1 Kvartsklaasi materjalide t\u00fc\u00fcbid<\/a><li class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#22-processing-of-quartz-glass-materials\" class=\"uagb-toc-link__trigger\">2.2 Kvartsklaasist materjalide t\u00f6\u00f6tlemine<\/a><\/li><\/ul><\/li><li class=\"uagb-toc__list\"><a href=\"#3-stress-in-quartz-glass-products\" class=\"uagb-toc-link__trigger\">3. Stress kvartsklaasist toodetes<\/a><ul class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#31-generation-of-stress\" class=\"uagb-toc-link__trigger\">3.1 Stressi tekitamine<\/a><li class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#32-types-of-stress-in-quartz-glass-products\" class=\"uagb-toc-link__trigger\">3.2 Kvartsklaasist toodete stressit\u00fc\u00fcbid<\/a><li class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#321-temporary-stress\" class=\"uagb-toc-link__trigger\">3.2.1 Ajutine stress<\/a><li class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#322-permanent-stress\" class=\"uagb-toc-link__trigger\">3.2.2 P\u00fcsiv stress<\/a><\/li><\/ul><\/li><\/ul><\/li><li class=\"uagb-toc__list\"><a href=\"#4-annealing-of-quartz-products\" class=\"uagb-toc-link__trigger\">4. Kvartstoodete l\u00f5\u00f5mutamine<\/a><li class=\"uagb-toc__list\"><a href=\"#conclusion\" class=\"uagb-toc-link__trigger\">J\u00e4reldus<\/a><\/ul><\/ul><\/ol>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-b18411bb\"><h2 class=\"uagb-heading-text\">1. Sissejuhatus<\/h2><\/div>\n\n\n\n<p>See kvartsklaasi t\u00f6\u00f6tlemise ja l\u00f5\u00f5mutamise tehnikaid k\u00e4sitlev uurimus on suunatud kiudoptilisele tootmisele ja sellega seotud projektidele. Selle eesm\u00e4rk on praktika abil parandada kvartstoodete stabiilsust k\u00f5rgetel ja normaalsetel temperatuuridel, tagades toodete sujuva kasutamise erinevates stsenaariumides.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-382e9e38\"><h2 class=\"uagb-heading-text\">2. Kvartsklaasist toodete t\u00f6\u00f6tlemine<\/h2><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-70147f77\"><h3 class=\"uagb-heading-text\">2.1 Kvartsklaasi materjalide t\u00fc\u00fcbid<\/h3><\/div>\n\n\n\n<p>Kvartsklaasi klassifitseeritakse t\u00f6\u00f6tlemismeetodite, kasutusalade ja v\u00e4limuse j\u00e4rgi, n\u00e4iteks sulatatud l\u00e4bipaistev kvartsklaas, sulatatud kvartsklaas, gaasrafineeritud l\u00e4bipaistev kvartsklaas, s\u00fcnteetiline kvartsklaas, l\u00e4bipaistmatu kvartsklaas, optiline kvartsklaas, pooljuhtide kvartsklaas ja kvarts klaas elektriliste valgusallikate jaoks. Need on jagatud kahte p\u00f5hikategooriasse: l\u00e4bipaistvad ja l\u00e4bipaistmatud. Puhtuse alusel jaguneb see kolme kategooriasse: k\u00f5rge puhtusastmega, tavaline ja legeeritud.<\/p>\n\n\n\n<p>K\u00f5rgtemperatuurikindla kvartsklaasi devitrifikatsioon on omane defekt. Kvartsklaasil on suurem siseenergia kui kristallilisel kvartsil, mist\u00f5ttu on see termod\u00fcnaamiliselt ebastabiilne metastabiilne olek. SiO2 molekulid kiirendavad vibratsiooni ja moodustavad p\u00e4rast pikaajalist \u00fcmberkorraldamist ja orientatsiooni kristalle. Kristallisatsioon toimub peamiselt pinnal, millele j\u00e4rgnevad sisemised defektid, kuna need alad on altid saastumisele, mis p\u00f5hjustab lisandite ioonide lokaalset kogunemist. Eelk\u00f5ige v\u00e4hendavad leeliseioonid (nagu K, Na, Li, Ca, Mg) v\u00f5rku sisenemisel viskoossust, kiirendades devitrifikatsiooni.<\/p>\n\n\n\n<p>Selles artiklis k\u00e4sitletakse t\u00f6\u00f6deldud kvartskomponente, h\u00f5lmates ainult l\u00e4bipaistvat s\u00fcnteetilise kondensaatoriga kvartsklaasi.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-bdc70e2a\"><h3 class=\"uagb-heading-text\">2.2 Kvartsklaasist materjalide t\u00f6\u00f6tlemine<\/h3><\/div>\n\n\n\n<p>Kvartsklaasi t\u00f6\u00f6tlemisel kasutatakse tavaliselt vesinik-hapniku leeki, mille t\u00f6\u00f6tlemistemperatuur on umbes 1500-1600 \u00b0C.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-5c83f448\"><h2 class=\"uagb-heading-text\">3. Stress kvartsklaasist toodetes<\/h2><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-cf542c19\"><h3 class=\"uagb-heading-text\">3.1 Stressi tekitamine<\/h3><\/div>\n\n\n\n<p>Klaas on halb soojusjuht. Kui kvartsklaasi t\u00fckk (ilma r\u00f5huta) kuumutatakse v\u00f5i jahutatakse, siis kvartsklaasi v\u00e4limine kiht soojeneb v\u00f5i hakkab k\u00f5igepealt jahtuma ning sisemine klaas kuumeneb (soojusjuhtivus kannab v\u00e4lissoojuse sisemusse) v\u00f5i jahutatakse p\u00e4rast seda. . See tekitab temperatuuri erinevuse kvartsklaasi pinna ja sisemuse vahel. Kuumutamisel on otse kuumutatud kvartsklaasi pinnatemperatuur k\u00f5rge ja soojust vastuv\u00f5tva kvartsklaasi sisetemperatuur madal, mist\u00f5ttu kuumutatud kvartsklaasi v\u00e4limine kiht laieneb. Madalama temperatuuriga sisemus p\u00fc\u00fcab s\u00e4ilitada oma algset olekut, takistades v\u00e4liskihi laienemist. Seega tekivad kvartsklaasi sees paisumine ja paisumisvastane toime, tekitades interaktsiooni t\u00f5ttu kahte t\u00fc\u00fcpi pingeid: survepinge ja t\u00f5mbepinge. Kvartsklaasi v\u00e4liskihi sissepoole paisumist ja v\u00e4liskihile m\u00f5juvat j\u00f5udu nimetatakse survepingeks, sissepoole paisuva kvartsklaasi v\u00e4liskihi poolt avaldatavat j\u00f5udu aga t\u00f5mbepingeks.<\/p>\n\n\n\n<p>Kuna kvartsklaasi survetugevus on palju suurem kui selle t\u00f5mbetugevus, taluvad kvartsklaasi sisemine ja v\u00e4limine kiht kuumutamisel olulisi temperatuuride erinevusi. Lambiga t\u00f6\u00f6tlemisel saab kvartsklaasi otse kuumutada vesinik-hapniku leegis ilma purunemata. Vastupidi, kui kvartsklaas, mis on kuumutatud temperatuurini 500 \u00b0C v\u00f5i rohkem, asetatakse jahutusvette, puruneb see kergesti.<\/p>\n\n\n\n<p>Lambi t\u00f6\u00f6tlemisel tekkiv pingejaotus on ligikaudu j\u00e4rgmine:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Stress p\u00f6\u00f6rlevas sulamises<\/strong> Operaatori k\u00e4ed p\u00f6\u00f6rlevad ja sulatavad klaastoru p\u00f5leti leegis. Kuna klaastoru kuumutatakse pigem p\u00f6\u00f6rlemise teel kui sulas osas, avaldub pinge ringjoontena.<\/li>\n\n\n\n<li><strong>Stress k\u00fclgmisel sulamisel<\/strong> Kvartstorude avade, k\u00fclg\u00fchenduste ja p\u00f5ikisuunalise sisemise s\u00fcdamiku keevitamise korral kvartstoru ei p\u00f6\u00f6rle, mille tulemuseks on eelpool nimetatust erinev pingejaotus. Sel ajal jaotub pinge sulaosa \u00fcmber.<\/li>\n\n\n\n<li><strong>Stress r\u00f5ngasliigestes<\/strong> R\u00f5ngas\u00fchendused viitavad sisemise s\u00fcdamiku keevitamisele.<\/li>\n\n\n\n<li><strong>Stress jopetoodete suletud otstes<\/strong> Kvartsist instrumendi mantlitooted on erineval kujul, kuid k\u00f5ik on suletud. N\u00e4iteks tavalise sirge kondensaatoritoru puhul, kui m\u00f5lemad otsad on suletud, ei avalda pinge mitte ainult v\u00e4liskest, vaid ka sisemist s\u00fcdamikku, mis p\u00f5hjustab m\u00e4rkimisv\u00e4\u00e4rset pinget.<\/li>\n<\/ol>\n\n\n\n<p>Pinge suurus varieerub s\u00f5ltuvalt kvartsklaasi temperatuuride erinevusest ja paksusest. Mida suurem on temperatuuride vahe ja paksem klaas, seda suurem on pinge. Seet\u00f5ttu on stressi eemaldamine eriti oluline.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-0512fd7b\"><h3 class=\"uagb-heading-text\">3.2 Kvartsklaasist toodete stressit\u00fc\u00fcbid<\/h3><\/div>\n\n\n\n<p>Kvartsklaasist toodete termilise pinge v\u00f5ib jagada ajutiseks ja p\u00fcsivaks pingeks.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-599187b2\"><h3 class=\"uagb-heading-text\">3.2.1 Ajutine stress<\/h3><\/div>\n\n\n\n<p>Ajutine pinge tekib siis, kui klaasi temperatuurimuutus on alla deformatsioonipunkti temperatuuri, mille tulemuseks on eba\u00fchtlane kogusoojus halva soojusjuhtivuse t\u00f5ttu, tekitades teatud termilise pinge. See termiline pinge tekib temperatuuride erinevuse t\u00f5ttu ja seda nimetatakse ajutiseks pingeks.<\/p>\n\n\n\n<p>Tuleb m\u00e4rkida, et kuna tavaliselt t\u00f6\u00f6deldavad kvartsist s\u00fcdamikuga vardad sisaldavad erinevaid keemilisi aineid, on need eba\u00fchtlaselt kuumenevad. Seet\u00f5ttu tuleks p\u00e4rast splaissimist kasutada leeki varda korpuse \u00fchtlaseks soojendamiseks, muutes \u00fcldise temperatuurigradienti v\u00f5imalikult sujuvaks, v\u00e4hendades oluliselt kvartsi s\u00fcdamiku varda ajutist pinget.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-0e905379\"><h3 class=\"uagb-heading-text\">3.2.2 P\u00fcsiv stress<\/h3><\/div>\n\n\n\n<p>Kui klaas jahtub \u00fcle deformatsioonipunkti temperatuuri, ei kao temperatuuride erinevusest tekkiv termiline pinge p\u00e4rast jahutamist toatemperatuurile t\u00e4ielikult, j\u00e4ttes klaasi teatud pinge. P\u00fcsipinge suurus s\u00f5ltub jahutuskiirusest \u00fcle deformatsioonipunkti temperatuuri, kvartsklaasi viskoossusest, soojuspaisumistegurist ja toote paksusest.<\/p>\n\n\n\n<p>Nagu eespool mainitud, m\u00f5jutab p\u00e4rast kvartsvarda t\u00f6\u00f6tlemist tekkiv p\u00fcsiv pinge edasist t\u00f6\u00f6tlemist ja tootmist. Seet\u00f5ttu saab p\u00fcsivat stressi k\u00f5rvaldada ainult l\u00f5\u00f5mutamise teel.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-998d3415\"><h2 class=\"uagb-heading-text\">4. Kvartstoodete l\u00f5\u00f5mutamine<\/h2><\/div>\n\n\n\n<p>Tavaliselt l\u00f5\u00f5mutatakse klaastooted p\u00e4rast t\u00f6\u00f6tlemist. L\u00f5\u00f5mutamine viitab kuumt\u00f6\u00f6tlusprotsessile \u00fcleminekutemperatuuri ja deformatsioonipunkti temperatuuri vahel, et k\u00f5rvaldada tootmisprotsessi k\u00e4igus tekkiv termiline stress. Tavaliselt, mida suurem on klaasi paisumiskoefitsient, mida suurem on l\u00e4bim\u00f5\u00f5t ja mida keerulisem on toote olek, seda tugevam on pinge. Nagu varem mainitud, on kontaktis olev kvartsvarras suure l\u00e4bim\u00f5\u00f5duga ja sisaldab segatud s\u00fcdamikuga vardaid, seega on pinge eemaldamiseks vaja ranget kuumt\u00f6\u00f6tlust.<\/p>\n\n\n\n<p>Tegelikus tootmises on kvartsvarda l\u00f5\u00f5mutamise ajal varda korpuses tekkivat pinget v\u00f5imatu t\u00e4ielikult k\u00f5rvaldada. J\u00e4\u00e4kkogus on aga nii v\u00e4ike, et seda pole lihtne tuvastada isegi polariskoobi all.<\/p>\n\n\n\n<p>Teoreetiliselt t\u00e4hendab k\u00f5rgeim anniilimistemperatuur seda, et 95% pingest saab k\u00f5rvaldada 3 minuti p\u00e4rast; madalaim anniilimistemperatuur annab 5% pingevabastuse 3 minuti p\u00e4rast. Tootmispraktikas on tavaliselt kasutatav temperatuur k\u00f5rgeimast l\u00f5\u00f5mutamistemperatuurist 50 \u00b0C madalam ja madalaimast l\u00f5\u00f5mutamistemperatuurist 100 \u00b0C k\u00f5rgem. L\u00f5\u00f5mutamiseks on palju viise, kuid peamine meetod on l\u00f5\u00f5mutamine ahjus, mis on selle arutelu keskmes.<\/p>\n\n\n\n<p>Eespool mainitud l\u00f5\u00f5mutamise p\u00f5him\u00f5tte kohaselt jaguneb kvartsklaasi l\u00f5\u00f5mutamine neljaks etapiks: kuumutamise etapp, konstantse temperatuuri staadium, jahutusaste ja loomulik jahutusaste.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>K\u00fctteetapp<\/strong> Kvartsklaasi puhul p\u00f5hineb see t\u00f6\u00f6 optiliste toodete l\u00f5\u00f5mutamisn\u00f5uetel. Kogu kuumutamisprotsess h\u00f5lmab aeglast kuumutamist temperatuurini 1100 \u00b0C. Kogemuste kohaselt on temperatuuri t\u00f5us 4,5\/R\u00b2\u00b0C\/min, kus R on kvartsklaasist toote raadius.<\/li>\n\n\n\n<li><strong>Konstantse temperatuuri staadium<\/strong> Kui kvartsvarras saavutab tegeliku k\u00f5rgeima l\u00f5\u00f5mutamistemperatuuri, hoitakse ahju korpust konstantsel temperatuuril, et tagada toote \u00fchtlane kuumutamine, valmistades selle ette j\u00e4rgmiseks jahutusetapiks.<\/li>\n\n\n\n<li><strong>Jahutusetapp<\/strong> Kvartsvarda jahutamise ajal v\u00e4ga v\u00e4ikese p\u00fcsiva pinge k\u00f5rvaldamiseks v\u00f5i tekitamiseks tuleks temperatuuri aeglaselt alandada, et v\u00e4ltida suurt temperatuurigradienti. Jahutuskiirused on j\u00e4rgmised:\n<ul class=\"wp-block-list\">\n<li>1100\u00b0C kuni 950\u00b0C: 15\u00b0C\/tunnis<\/li>\n\n\n\n<li>950\u00b0C kuni 750\u00b0C: 30\u00b0C\/tunnis<\/li>\n\n\n\n<li>750\u00b0C kuni 450\u00b0C: 60\u00b0C\/tunnis<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Looduslik jahutusstaadium<\/strong> Alla 450\u00b0C l\u00fclitatakse l\u00f5\u00f5mutusahju toide v\u00e4lja ja keskkonda hoitakse ilma isolatsioonikeskkonda muutmata, kuni see loomulikult jahtub alla 100\u00b0C. Alla 100\u00b0C isolatsioonikeskkond avatakse ja see jahtub toatemperatuurini.<\/li>\n<\/ol>\n\n\n\n<p>\u00dclaltoodud etappides kasutatud aeg ja temperatuur p\u00f5hinevad teoreetilistel ja tootmispraktika tulemustel. Joonisel 1 on n\u00e4idatud eba\u00f5nnestunud katsetooted, mis on tingitud liiga l\u00fchikesest kuumutamisest v\u00f5i p\u00fcsivast temperatuurist tingitud eba\u00fchtlasest kuumutamisest.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-bc46a4cd\"><h2 class=\"uagb-heading-text\">J\u00e4reldus<\/h2><\/div>\n\n\n\n<p>Kvartsklaasi tootmise ja t\u00f6\u00f6tlemise protsessis esineb toodetes stressi igal etapil, olgu see siis ajutine v\u00f5i p\u00fcsiv. Ajutise pinge eemaldamiseks v\u00f5i p\u00fcsiva stressi v\u00e4hendamiseks saab kasutada selliseid meetodeid nagu &quot;leek&quot;, &quot;HF-hape&quot; ja &quot;l\u00f5\u00f5mutusahi&quot;. Pinge eemaldamine on kvartstoodete mehaanilise stabiilsuse ja optilise \u00fchtluse parandamiseks \u00fclioluline.<\/p>\n\n\n\n<p>GlobalQT-s (Global Quartz Tube) oleme spetsialiseerunud kvaliteetsetele <a href=\"https:\/\/globalquartztube.com\/et\/products\/\" data-type=\"page\" data-id=\"2062\">kvartsklaasist tooted<\/a> kohandatavate lahendustega, mis vastavad teie erivajadustele. Lisateabe saamiseks k\u00fclastage meie <a href=\"https:\/\/globalquartztube.com\/et\/\">veebisait<\/a> v\u00f5i v\u00f5tke meiega \u00fchendust e-posti teel aadressil <a>contact@globalquartztube.com<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>1. Introduction This research on the processing and annealing techniques of quartz glass is aimed at fiber optic production and related projects. It seeks to improve the stability of quartz products at high and normal temperatures through practice, ensuring smooth application of products in various scenarios. 2. Processing of Quartz Glass Products 2.1 Types of [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":3701,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Research on Processing and Annealing Techniques of Quartz Glass","_seopress_titles_desc":"Explore the types, stress generation, and annealing techniques of quartz glass, improving stability for high-temperature applications through practical research.","_seopress_robots_index":"","_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"ppma_author":[13],"class_list":["post-3698","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","author-casper-peng"],"uagb_featured_image_src":{"full":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Processing-and-Annealing-Techniques-of-Quartz-Glass.webp",1024,1024,false],"thumbnail":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Processing-and-Annealing-Techniques-of-Quartz-Glass-150x150.webp",150,150,true],"medium":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Processing-and-Annealing-Techniques-of-Quartz-Glass-300x300.webp",300,300,true],"medium_large":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Processing-and-Annealing-Techniques-of-Quartz-Glass-768x768.webp",768,768,true],"large":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Processing-and-Annealing-Techniques-of-Quartz-Glass.webp",1024,1024,false],"1536x1536":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Processing-and-Annealing-Techniques-of-Quartz-Glass.webp",1024,1024,false],"2048x2048":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Processing-and-Annealing-Techniques-of-Quartz-Glass.webp",1024,1024,false],"trp-custom-language-flag":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/05\/Processing-and-Annealing-Techniques-of-Quartz-Glass-12x12.webp",12,12,true]},"uagb_author_info":{"display_name":"Peng, Casper","author_link":"https:\/\/globalquartztube.com\/et\/author\/casper-peng\/"},"uagb_comment_info":0,"uagb_excerpt":"1. 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