{"id":6091,"date":"2025-07-14T18:02:21","date_gmt":"2025-07-14T10:02:21","guid":{"rendered":"https:\/\/globalquartztube.com\/?p=6091"},"modified":"2026-04-23T19:01:01","modified_gmt":"2026-04-23T11:01:01","slug":"features-of-uv-filtering-quartz-tubes","status":"publish","type":"post","link":"https:\/\/globalquartztube.com\/ro\/features-of-uv-filtering-quartz-tubes\/","title":{"rendered":"Caracteristici ale tuburilor de cuar\u021b cu filtrare UV"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>Tuburi de cuar\u021b cu filtrare UV<\/strong> sunt tuburi din sticl\u0103 de cuar\u021b special tratate, concepute pentru a bloca selectiv anumite lungimi de und\u0103 ultraviolete (UV), men\u021bin\u00e2nd \u00een acela\u0219i timp o transparen\u021b\u0103 ridicat\u0103 \u00een domeniul vizibil \u0219i infraro\u0219u. Caracteristicile lor cheie includ:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Performan\u021b\u0103 de blocare a UV<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Lungimea de und\u0103 de t\u0103iere:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Modelele obi\u0219nuite blocheaz\u0103 UV de mai jos <strong>280 nm (UV-C)<\/strong> sau <strong>320 nm (UV-B)<\/strong>, permi\u021b\u00e2nd transmisia \u00een principal peste <strong>320 nm<\/strong> (UV-A, lumin\u0103 vizibil\u0103 \u0219i infraro\u0219u).<\/li>\n\n\n\n<li>Unele cuar\u021buri de \u00eenalt\u0103 puritate (de exemplu, JGS1) transmit \u00een mod natural UV p\u00e2n\u0103 la <strong>185 nm<\/strong>, care necesit\u0103 doparea cu elemente cum ar fi <strong>titan (Ti)<\/strong> sau <strong>ceriu (Ce)<\/strong> pentru a ob\u021bine limitarea UV.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Eficien\u021b\u0103 de filtrare:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pentru UV-C (200-280 nm), eficien\u021ba de filtrare poate ajunge la <strong>&gt;99%<\/strong> \u00een tuburi de cuar\u021b dopat cu Ti.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. Propriet\u0103\u021bi optice<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Transmitan\u021b\u0103:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Intervalul de lumin\u0103 vizibil\u0103 (400-700 nm): <strong>\u226590%<\/strong><\/li>\n\n\n\n<li>Gama infraro\u0219u (700-2500 nm): <strong>\u226585%<\/strong><\/li>\n\n\n\n<li>Marginea de t\u0103iere UV abrupt\u0103: De exemplu, transmitan\u021ba poate s\u0103ri de la 0% la 280 nm la 80% la 300 nm.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indice de refrac\u021bie:<\/strong> 1.458 (@589 nm), la fel ca sticla de cuar\u021b standard.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Material \u0219i structur\u0103<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Material baz\u0103:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cuar\u021b sintetic de \u00eenalt\u0103 puritate (SiO\u2082 \u2265 99,99%) cu con\u021binut sc\u0103zut de hidroxil (&lt;5 ppm) pentru a minimiza absorb\u021bia IR.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Elemente de dopaj:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Titan (Ti), ceriu (Ce), fier (Fe) etc., utilizate pentru ajustarea v\u00e2rfurilor de absorb\u021bie UV.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Propriet\u0103\u021bi fizice:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Densitate: 2,2 g\/cm\u00b3<\/li>\n\n\n\n<li>Duritate Mohs: 7<\/li>\n\n\n\n<li>Rezisten\u021ba la \u00eendoire: \u226550 MPa<\/li>\n\n\n\n<li>Coeficient de dilatare termic\u0103: 5,5\u00d710-\u2077\/\u00b0C (20-300 \u00b0C)<\/li>\n\n\n\n<li>Rezisten\u021b\u0103 excelent\u0103 la \u0219ocuri termice<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. Durabilitatea mediului<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rezisten\u021b\u0103 la temperaturi ridicate:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Utilizare continu\u0103 p\u00e2n\u0103 la <strong>1100 \u00b0C<\/strong>, pe termen scurt p\u00e2n\u0103 la <strong>1300 \u00b0C<\/strong> (Not\u0103: dopajul poate reduce u\u0219or toleran\u021ba termic\u0103).<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rezisten\u021b\u0103 la coroziune:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rezistent la acizi (cu excep\u021bia HF) \u0219i abur; mediile alcaline (de exemplu, KOH) pot coroda suprafa\u021ba.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Stabilitatea la radia\u021bii:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rezist\u0103 la expunerea la raze \u03b3 \u0219i raze X f\u0103r\u0103 a se \u00eentuneca; cuar\u021bul dopat cu Ce prezint\u0103 o rezisten\u021b\u0103 superioar\u0103 la radia\u021bii.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5. Scenarii de aplicare<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ecranare UV:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Man\u0219oane exterioare de protec\u021bie pentru l\u0103mpi germicide (blocheaz\u0103 UV-C d\u0103un\u0103toare, permit UV-B\/UVA utile).<\/li>\n\n\n\n<li>Fotolitografia semiconductorilor (controlul precis al lungimii de und\u0103 a expunerii).<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Dispozitive optice:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ferestrele spectrometrului, carcasele tuburilor laser (concepute pentru anumite benzi de lumin\u0103).<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Iluminat special:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Iluminarea acvariului (protec\u021bie UV pentru via\u021ba acvatic\u0103).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">6. Precau\u021bii<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Evita\u021bi impactul mecanic:<\/strong> Cuar\u021bul este fragil - protec\u021bia \u00eempotriva \u0219ocurilor este esen\u021bial\u0103 \u00een timpul instal\u0103rii.<\/li>\n\n\n\n<li><strong>Cur\u0103\u021bare:<\/strong> Utiliza\u021bi alcool sau ap\u0103 deionizat\u0103; evita\u021bi obiectele dure.<\/li>\n\n\n\n<li><strong>Durata de via\u021b\u0103:<\/strong> Expunerea pe termen lung la c\u0103ldur\u0103 \u0219i UV poate provoca o degradare lent\u0103 din cauza migr\u0103rii dopantului.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Compara\u021bie: Tub de cuar\u021b cu filtrare UV vs. tub de cuar\u021b standard<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Caracteristic\u0103<\/th><th>Tub de cuar\u021b cu filtrare UV<\/th><th>Tub de cuar\u021b standard<\/th><\/tr><\/thead><tbody><tr><td>Transmitan\u021b\u0103 UV (&lt;300 nm)<\/td><td>&lt;1%<\/td><td>&gt;90% (de exemplu, JGS1)<\/td><\/tr><tr><td>Elemente de dopaj<\/td><td>Ti\/Ce\/Fe<\/td><td>Niciuna<\/td><\/tr><tr><td>Costuri<\/td><td>Mai mare (+30-50%)<\/td><td>Mai mici<\/td><\/tr><tr><td>Aplica\u021bie<\/td><td>Mediile care necesit\u0103 un control precis al UV<\/td><td>Transmisie UV\/vizibil\u0103 cu spectru larg<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ave\u021bi nevoie de un model specific?<\/strong> V\u0103 rug\u0103m s\u0103 furniza\u021bi lungimea de und\u0103 de t\u0103iere UV necesar\u0103 \u0219i curba de transmisie pentru o potrivire precis\u0103.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>UV-filtering quartz tubes are specially treated quartz glass tubes designed to selectively block specific ultraviolet (UV) wavelengths while maintaining high transparency in the visible and infrared ranges. Their key characteristics include: 1. UV Blocking Performance Cut-off Wavelength: Filtering Efficiency: 2. Optical Properties Transmittance: Refractive Index: 1.458 (@589\u202fnm), same as standard quartz glass. 3. Material and [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":6096,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"Features of UV-Filtering Quartz Tubes","_seopress_titles_desc":"Blocks UV-C and UV-B while transmitting visible light. Ideal for optical devices, lighting, and UV-sensitive applications. 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Casper","author_link":"https:\/\/globalquartztube.com\/ro\/author\/casper-peng\/"},"uagb_comment_info":7,"uagb_excerpt":"UV-filtering quartz tubes are specially treated quartz glass tubes designed to selectively block specific ultraviolet (UV) wavelengths while maintaining high transparency in the visible and infrared ranges. Their key characteristics include: 1. UV Blocking Performance Cut-off Wavelength: Filtering Efficiency: 2. Optical Properties Transmittance: Refractive Index: 1.458 (@589\u202fnm), same as standard quartz glass. 3. Material and&hellip;","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"},"author_category":"","first_name":"Casper","last_name":"Peng","job_title":"","description":"Casper Peng este un expert experimentat \u00een industria tuburilor de cuar\u021b. Cu o experien\u021b\u0103 de peste zece ani, el are o \u00een\u021belegere profund\u0103 a diferitelor aplica\u021bii ale materialelor din cuar\u021b \u0219i cuno\u0219tin\u021be profunde \u00een ceea ce prive\u0219te tehnicile de prelucrare a cuar\u021bului.\r\nExpertiza lui Casper \u00een proiectarea \u0219i fabricarea tuburilor de cuar\u021b \u00eei permite s\u0103 ofere solu\u021bii personalizate care r\u0103spund nevoilor unice ale clien\u021bilor. Prin intermediul articolelor profesionale ale lui Casper Peng, ne propunem s\u0103 v\u0103 oferim cele mai recente \u0219tiri din industrie \u0219i cele mai practice ghiduri tehnice pentru a v\u0103 ajuta s\u0103 \u00een\u021belege\u021bi \u0219i s\u0103 utiliza\u021bi mai bine produsele cu tuburi de cuar\u021b."}],"_links":{"self":[{"href":"https:\/\/globalquartztube.com\/ro\/wp-json\/wp\/v2\/posts\/6091","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/globalquartztube.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/globalquartztube.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/ro\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/ro\/wp-json\/wp\/v2\/comments?post=6091"}],"version-history":[{"count":2,"href":"https:\/\/globalquartztube.com\/ro\/wp-json\/wp\/v2\/posts\/6091\/revisions"}],"predecessor-version":[{"id":6097,"href":"https:\/\/globalquartztube.com\/ro\/wp-json\/wp\/v2\/posts\/6091\/revisions\/6097"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/ro\/wp-json\/wp\/v2\/media\/6096"}],"wp:attachment":[{"href":"https:\/\/globalquartztube.com\/ro\/wp-json\/wp\/v2\/media?parent=6091"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/globalquartztube.com\/ro\/wp-json\/wp\/v2\/categories?post=6091"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/globalquartztube.com\/ro\/wp-json\/wp\/v2\/tags?post=6091"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/globalquartztube.com\/ro\/wp-json\/wp\/v2\/ppma_author?post=6091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}