{"id":2163,"date":"2025-12-15T08:11:02","date_gmt":"2025-12-15T08:11:02","guid":{"rendered":"https:\/\/totalquartzworks.com\/?p=2163"},"modified":"2026-04-24T01:39:56","modified_gmt":"2026-04-24T01:39:56","slug":"quartz-rods-for-laboratory-and-industrial-applications","status":"publish","type":"post","link":"https:\/\/quartz.10smt.com\/fr\/quartz-rods-for-laboratory-and-industrial-applications\/","title":{"rendered":"Barres de quartz pour les applications industrielles et de laboratoire"},"content":{"rendered":"
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\"tige<\/figure><\/div>
\"tiges<\/figure><\/div>\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t
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Demande de solution pour le verre de quartz<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Les barres de quartz sont des composants cylindriques solides fabriqu\u00e9s \u00e0 partir de verre de quartz fondu de haute puret\u00e9. Ils offrent une excellente clart\u00e9 optique, une stabilit\u00e9 thermique et une r\u00e9sistance chimique, ce qui les rend adapt\u00e9s aux applications exigeantes en laboratoire, dans l'industrie et \u00e0 haute temp\u00e9rature.<\/p>

Gr\u00e2ce aux propri\u00e9t\u00e9s inh\u00e9rentes du quartz fondu, les barres de quartz conservent leur stabilit\u00e9 dimensionnelle sous l'effet des cycles thermiques et ne r\u00e9agissent pas \u00e0 la plupart des acides, des gaz ou des produits chimiques. Cela en fait des \u00e9l\u00e9ments structurels ou fonctionnels fiables dans des environnements o\u00f9 le verre ou la c\u00e9ramique ordinaires risquent d'\u00e9chouer.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Aper\u00e7u des applications<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Les barreaux de quartz sont largement utilis\u00e9s dans les \u00e9quipements de laboratoire, les syst\u00e8mes optiques, le traitement des semi-conducteurs et les assemblages industriels \u00e0 haute temp\u00e9rature.
Les applications typiques comprennent les supports optiques, les entretoises, les composants isolants, les \u00e9l\u00e9ments structurels des syst\u00e8mes thermiques et les pi\u00e8ces de pr\u00e9cision pour les instruments d'analyse ou de recherche.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Tailles standard et gamme d'approvisionnement<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Nos tiges de quartz standard sont des tiges de quartz fondu solide d'un diam\u00e8tre de 0,3 mm et plus.
Les longueurs de production standard sont disponibles jusqu'\u00e0 1000 mm.
Pour les grandes longueurs ou les exigences dimensionnelles particuli\u00e8res, une fabrication sur mesure est disponible sur demande.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Personnalisation possible<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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  • Diam\u00e8tre et longueur selon dessin ou sp\u00e9cification<\/p><\/li>

  • Longueurs sup\u00e9rieures \u00e0 1000 mm disponibles sur commande<\/p><\/li>

  • Finition : coup\u00e9e, polie au feu ou polie avec pr\u00e9cision.<\/p><\/li>

  • Finition de la surface : transparente, rectifi\u00e9e ou polie optiquement.<\/p><\/li>

  • Tol\u00e9rances dimensionnelles serr\u00e9es pour des assemblages de pr\u00e9cision<\/p><\/li><\/ul>

    Les dessins personnalis\u00e9s et les exigences techniques sont les bienvenus.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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    R\u00e9sistance thermique<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Les barres de quartz transparent peuvent \u00eatre chauff\u00e9es dans un four \u00e0 1100 \u00b0C pendant 15 minutes, puis tremp\u00e9es dans l'eau froide, et peuvent supporter 3 \u00e0 5 cycles de choc thermique sans se fissurer.<\/p>

    Les barres de quartz opaque peuvent \u00eatre chauff\u00e9es \u00e0 800 \u00b0C pendant 5 minutes, puis tremp\u00e9es dans de l'eau \u00e0 20 \u00b0C, et peuvent supporter jusqu'\u00e0 5 cycles sans se fissurer.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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    Caract\u00e9ristiques de temp\u00e9rature des b\u00e2tons de quartz (R\u00e9f\u00e9rence)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Les donn\u00e9es suivantes sont fournies \u00e0 titre de r\u00e9f\u00e9rence mat\u00e9rielle et technique pour les barres de quartz dans diff\u00e9rentes conditions de temp\u00e9rature.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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    Temp\u00e9rature (\u00b0C)<\/th>\u00c9tat \/ Description<\/th>\n<\/tr>\n<\/thead>\n
    1100<\/td>Temp\u00e9rature de service \u00e0 long terme<\/td>\n<\/tr>\n
    1000-1075<\/td>Point de d\u00e9formation (viscosit\u00e9 tgn = 14,5)<\/td>\n<\/tr>\n
    1070-1180<\/td>Point de recuit (viscosit\u00e9 tgn = 13,0)<\/td>\n<\/tr>\n
    1200-1470<\/td>Plage de temp\u00e9rature pour la croissance rapide des cristaux<\/td>\n<\/tr>\n
    1600<\/td>La r\u00e9duction commence, formant du silicium vitreux<\/td>\n<\/tr>\n
    1580-1730<\/td>Point de ramollissement (tgn = 7,6)<\/td>\n<\/tr>\n
    1710<\/td>Temp\u00e9rature de formage sous vide tr\u00e8s basse ; la cristobalite se transforme en quartz fondu<\/td>\n<\/tr>\n
    1750<\/td>Fusion dans le four et d\u00e9but de la volatilisation<\/td>\n<\/tr>\n
    1800<\/td>Temp\u00e9rature de fonctionnement plus basse (\u22481% volatilisation en 5 min, pression de vapeur \u22480.1 mmHg)<\/td>\n<\/tr>\n
    2000<\/td>Temp\u00e9rature de fonctionnement (\u224820% volatilisation en 5 min, pression de vapeur \u22480.4 mmHg)<\/td>\n<\/tr>\n
    2500<\/td>Temp\u00e9rature d'utilisation sup\u00e9rieure (\u224840% volatilisation en 5 min, pression de vapeur \u224810 mmHg)<\/td>\n<\/tr>\n
    3000<\/td>Chauffage \u00e0 l'oxyg\u00e8ne secondaire ; pression de vapeur \u2248100 mmHg<\/td>\n<\/tr>\n
    3500<\/td>Point d'\u00e9bullition ; pression de vapeur \u2248760 mmHg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

    Request Quartz Glass Solution Quartz rods are solid cylindrical components manufactured from high-purity fused quartz glass. They offer excellent optical […]<\/p>\n","protected":false},"author":2,"featured_media":2161,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"Quartz Rods for Laboratory and Industrial Applications","_seopress_titles_desc":"High-purity quartz rods with precise diameter control for laboratory, optical, semiconductor, and high-temperature applications. 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