<\/p>\n\n\n\n
Kremenn\u00e9 trubice<\/a> zohr\u00e1vaj\u00fa k\u013e\u00fa\u010dov\u00fa \u00falohu pri fungovan\u00ed r\u00farkov\u00fdch pec\u00ed, ktor\u00e9 sa \u010dasto pou\u017e\u00edvaj\u00fa v r\u00f4znych laborat\u00f3ri\u00e1ch. Tu je nieko\u013eko pokynov na ich pou\u017e\u00edvanie a \u00fadr\u017ebu:<\/p>\n\n\n\n Vo v\u0161eobecnosti sa neodpor\u00fa\u010da pou\u017e\u00edva\u0165 plynn\u00fd vod\u00edk v r\u00farov\u00fdch peciach z d\u00f4vodu rizika v\u00fdbuchu, s v\u00fdnimkou koncentr\u00e1ci\u00ed mimo v\u00fdbu\u0161n\u00fdch limitov. Ak je potrebn\u00e9 pou\u017ei\u0165 plynn\u00fd vod\u00edk, musia sa prija\u0165 vhodn\u00e9 bezpe\u010dnostn\u00e9 opatrenia. Zabezpe\u010dte, aby po\u010das prietoku plynu nikto nest\u00e1l na \u017eiadnom konci trubice. R\u00fary z nehrdzavej\u00facej ocele, ktor\u00e9 maj\u00fa vy\u0161\u0161iu tepeln\u00fa vodivos\u0165 ako kreme\u0148, by sa mali pou\u017e\u00edva\u0165 na plynn\u00fd vod\u00edk, aby bolo potrebn\u00e9 chladenie vodou na oboch koncoch, aby sa zabr\u00e1nilo prehriatiu a poruche O-kr\u00fa\u017eku.<\/p>\n\n\n\n Kremenn\u00e9 trubice<\/a>' bod m\u00e4knutia je pribli\u017ene 1270 \u00b0C. Aby sa predi\u0161lo deform\u00e1cii alebo po\u0161kodeniu, odpor\u00fa\u010da sa, aby teplota neprekro\u010dila 1200 \u00b0C dlh\u0161ie ako 3 hodiny.<\/p>\n\n\n\n Pri ohrievan\u00ed v\u017edy umiestnite do r\u00fary keramick\u00e9 z\u00e1tky, aby sa zabezpe\u010dilo rovnomern\u00e9 rozlo\u017eenie teploty. Bez t\u00fdchto z\u00e1tok by mohla by\u0165 teplota na koncoch r\u00far pr\u00edli\u0161 vysok\u00e1, \u010do by ohrozilo tesniace kr\u00fa\u017eky v pr\u00edrub\u00e1ch a ovplyvnilo by to plynotesnos\u0165. Umiestnenie z\u00e1tok pece tie\u017e u\u013eah\u010duje rovnomern\u00e9 tepeln\u00e9 pole v peci.<\/p>\n\n\n\n Je ve\u013emi d\u00f4le\u017eit\u00e9 udr\u017eiava\u0165 vn\u00fatro r\u00fary pece \u010dist\u00e9. Pri spracovan\u00ed materi\u00e1lov, aby sa pred\u013a\u017eila \u017eivotnos\u0165 kremenn\u00e1 r\u00farka<\/a>, neumiest\u0148ujte ich priamo na trubicu. Namiesto toho pou\u017eite lodn\u00e9 t\u00e9gliky, ktor\u00e9 bud\u00fa materi\u00e1ly obsahova\u0165.<\/p>\n\n\n\n Po\u010das ohrevu je nevyhnutn\u00e9 umiestni\u0165 do r\u00fary z\u00e1tky na pec z oxidu hlinit\u00e9ho, dve na ka\u017ed\u00fa stranu, celkovo \u0161tyri. Vzdialenos\u0165 medzi dvoma najvn\u00fatornej\u0161\u00edmi z\u00e1tkami by mala by\u0165 pribli\u017ene 450 mm. Toto nastavenie zabra\u0148uje nadmern\u00fdm teplot\u00e1m na koncoch r\u00far, chr\u00e1ni O-kr\u00fa\u017eky v pr\u00edrub\u00e1ch pred po\u0161koden\u00edm a zais\u0165uje plynotesnos\u0165. Umiestnenie t\u00fdchto z\u00e1tok prispieva k dosiahnutiu rovnomern\u00e9ho tepeln\u00e9ho po\u013ea v peci.<\/p>\n\n\n\n Kremenn\u00e9 trubice<\/a>' teplotn\u00e1 odolnos\u0165 priamo s\u00favis\u00ed s ich \u010distotou. Vy\u0161\u0161ie \u00farovne \u010distoty maj\u00fa za n\u00e1sledok vy\u0161\u0161iu teplotn\u00fa odolnos\u0165, v\u010faka \u010domu je materi\u00e1l vhodnej\u0161\u00ed na vysokoteplotn\u00e9 aplik\u00e1cie.<\/p>\n\n\n\n Dodr\u017eiavanie t\u00fdchto pokynov m\u00f4\u017ee v\u00fdrazne zv\u00fd\u0161i\u0165 v\u00fdkon a \u017eivotnos\u0165 kremenn\u00fdch trub\u00edc v laborat\u00f3rnych muflov\u00fdch peciach, \u010d\u00edm sa zabezpe\u010d\u00ed bezpe\u010dnos\u0165 a \u00fa\u010dinnos\u0165 pri vysokoteplotn\u00fdch experimentoch a procesoch.<\/p>\n\n\n\n Pre viac inform\u00e1ci\u00ed o na\u0161ich produktoch a o tom, ako m\u00f4\u017eeme podpori\u0165 va\u0161e laborat\u00f3rne alebo priemyseln\u00e9 potreby, nav\u0161t\u00edvte na\u0161u str\u00e1nku webovej str\u00e1nky<\/a> alebo kontaktuj n\u00e1s<\/a> priamo na contact@globalquartztube.com<\/a>.<\/p>","protected":false},"excerpt":{"rendered":" Quartz tubes play a crucial role in the functioning of tube furnaces, often employed in various laboratory settings. Here are some guidelines for their application and maintenance: 1. Hydrogen Gas Precautions It is generally advised not to use hydrogen gas in tube furnaces due to explosion risks, except at concentrations outside the explosive limits. If […]<\/p>\n","protected":false},"author":3,"featured_media":2204,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Utilization and Maintenance of Quartz Tubes in Laboratory Muffle Furnaces","_seopress_titles_desc":"Guidance on the proper utilization and maintenance of quartz tubes within laboratory muffle furnaces, covering safety with hydrogen and temperature limits.","_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-2141","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\/04\/laboratory-muffle-furnace-with-a-quartz-tube.webp",1024,1024,false],"thumbnail":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube-150x150.webp",150,150,true],"medium":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube-300x300.webp",300,300,true],"medium_large":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube-768x768.webp",768,768,true],"large":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube.webp",1024,1024,false],"1536x1536":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube.webp",1024,1024,false],"2048x2048":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube.webp",1024,1024,false],"trp-custom-language-flag":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube.webp",12,12,false]},"uagb_author_info":{"display_name":"Peng, Casper","author_link":"https:\/\/globalquartztube.com\/sk\/author\/casper-peng\/"},"uagb_comment_info":0,"uagb_excerpt":"Quartz tubes play a crucial role in the functioning of tube furnaces, often employed in various laboratory settings. Here are some guidelines for their application and maintenance: 1. Hydrogen Gas Precautions It is generally advised not to use hydrogen gas in tube furnaces due to explosion risks, except at concentrations outside the explosive limits. If…","authors":[{"term_id":13,"user_id":3,"is_guest":0,"slug":"casper-peng","display_name":"Peng, Casper","avatar_url":{"url":"https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/06\/Casper-Peng.webp","url2x":"https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/06\/Casper-Peng.webp"},"0":null,"1":"","2":"","3":"","4":"","5":"","6":"","7":""}],"_links":{"self":[{"href":"https:\/\/globalquartztube.com\/sk\/wp-json\/wp\/v2\/posts\/2141","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/globalquartztube.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/globalquartztube.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/sk\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/sk\/wp-json\/wp\/v2\/comments?post=2141"}],"version-history":[{"count":4,"href":"https:\/\/globalquartztube.com\/sk\/wp-json\/wp\/v2\/posts\/2141\/revisions"}],"predecessor-version":[{"id":4177,"href":"https:\/\/globalquartztube.com\/sk\/wp-json\/wp\/v2\/posts\/2141\/revisions\/4177"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/sk\/wp-json\/wp\/v2\/media\/2204"}],"wp:attachment":[{"href":"https:\/\/globalquartztube.com\/sk\/wp-json\/wp\/v2\/media?parent=2141"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/globalquartztube.com\/sk\/wp-json\/wp\/v2\/categories?post=2141"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/globalquartztube.com\/sk\/wp-json\/wp\/v2\/tags?post=2141"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/globalquartztube.com\/sk\/wp-json\/wp\/v2\/ppma_author?post=2141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}1. Prevent\u00edvne opatrenia t\u00fdkaj\u00face sa plynn\u00e9ho vod\u00edka<\/strong><\/h2><\/div>\n\n\n\n
2. Povedomie o bode m\u00e4knutia<\/strong><\/h2><\/div>\n\n\n\n
3. Distrib\u00facia tepla<\/strong><\/h2><\/div>\n\n\n\n
4. \u010cistota a manipul\u00e1cia s materi\u00e1lom<\/strong><\/h2><\/div>\n\n\n\n
5. Pou\u017eitie z\u00e1tok z hlin\u00edkovej pece<\/strong><\/h2><\/div>\n\n\n\n
6. Teplotn\u00e1 odolnos\u0165 a \u010distota<\/strong><\/h2><\/div>\n\n\n\n