{"id":995,"date":"2025-02-27T03:57:25","date_gmt":"2025-02-27T03:57:25","guid":{"rendered":"https:\/\/toquartz.com\/?p=995"},"modified":"2025-05-14T10:53:12","modified_gmt":"2025-05-14T02:53:12","slug":"why-quartz-glass-excels","status":"publish","type":"post","link":"https:\/\/toquartz.com\/fr\/why-quartz-glass-excels\/","title":{"rendered":"Pourquoi le verre quartz excelle-t-il ?"},"content":{"rendered":"
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Le verre de quartz fondu TOQUARTZ surpasse les alternatives avec une puret\u00e9 de 99,99% SiO\u2082 (max. jusqu'\u00e0 99,995%), une expansion thermique de 0,5\u00d710-\u2077\/\u00b0C et des stabilisateurs ajout\u00e9s de 0%, garantissant une fiabilit\u00e9 sup\u00e9rieure dans les environnements extr\u00eames.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t

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Quartz et verre de quartz<\/h2>\t\t\t\t<\/div>\n\t\t
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Variance structurelle :<\/h3>\t\t\t\t<\/div>\n\t\t
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  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tQuartz naturel (cristallin, SiO\u2082 trigonal) : Sujet \u00e0 des micro-fractures \u00e0 >300\u00b0C en raison d'une contrainte thermique anisotrope.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tVerre de quartz (SiO\u2082 amorphe) : Structure isotrope qui r\u00e9siste \u00e0 un refroidissement brutal de 1200\u00b0C sans se fissurer.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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    \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"structure\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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    Crit\u00e8re de puret\u00e9 :<\/h3>\t\t\t\t<\/div>\n\t\t\t\t
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    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tLe quartz naturel contient 50 \u00e0 200 ppm d'impuret\u00e9s Al\/Fe ; le verre TOQUARTZ contient moins de 1 ppm de m\u00e9taux \u00e0 l'\u00e9tat de traces.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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      \n\t\t\t\t\t\t\t\t\t\n \n \n \n \n \n \n \n \n \n <\/colgroup>\n \n \n \n
      Param\u00e8tres<\/td>\n Quartz (SiO<\/span>\u2082<\/span>)<\/span><\/td>\n Verre de quartz (SiO<\/span>\u2082<\/span>)<\/span><\/td>\n Avantage du verre de quartz<\/td>\n <\/tr>\n
      Structure<\/td>\n Cristallin, syst\u00e8me trigonal<\/td>\n Non cristallin, isotrope<\/td>\n \u00c9limine les fissures anisotropes dues \u00e0 la contrainte<\/td>\n <\/tr>\n
      Choc thermique maximal<\/td>\n \u00c9chec \u00e0 >300\u00b0C refroidissement brutal<\/td>\n R\u00e9siste \u00e0 un refroidissement brutal de 1200\u00b0C<\/td>\n R\u00e9silience thermique 4x plus \u00e9lev\u00e9e<\/td>\n <\/tr>\n
      Impuret\u00e9s m\u00e9talliques<\/td>\n 50-200ppm Al\/Fe<\/td>\n <1ppm m\u00e9taux traces (TOQUARTZ)<\/td>\n 99% am\u00e9lioration de la puret\u00e9<\/td>\n <\/tr>\n<\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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      Verre de silice fondue et verre de quartz<\/h2>\t\t\t\t<\/div>\n\t\t
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      Fabrication :<\/h3>\t\t\t\t<\/div>\n\t\t
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      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tSilice fondue : Synth\u00e9tis\u00e9e \u00e0 partir de SiCl\u2084 synth\u00e9tique (puret\u00e9 \u226599,9%), limit\u00e9e aux optiques haut de gamme.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tVerre de quartz TOQUARTZ : Fabriqu\u00e9 par fusion \u00e0 l'arc de sable siliceux naturel (puret\u00e9 99,99%), \u00e9quilibrant le co\u00fbt et la performance.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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        \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"Fusion\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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        R\u00e9silience thermique :<\/h3>\t\t\t\t<\/div>\n\t\t\t\t
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        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tLes deux r\u00e9sistent \u00e0 1100\u00b0C, mais le verre de quartz TOQUARTZ pr\u00e9sente 30% un risque de d\u00e9vitrification plus faible en cas de chauffage prolong\u00e9.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t
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          Param\u00e8tres<\/td>\n Silice fondue (synth\u00e9tique)<\/td>\n Verre de quartz (sable naturel)<\/td>\n Avantage du verre de quartz<\/td>\n <\/tr>\n
          Mati\u00e8res premi\u00e8res<\/td>\n SiCl<\/span>\u2084<\/span> gaz (puret\u00e9 \u226599,9%)<\/span><\/td>\n Sable siliceux naturel (puret\u00e9 99,99%)<\/td>\n Approvisionnement rentable<\/td>\n <\/tr>\n
          Risque de d\u00e9vitrification<\/td>\n 20% opacit\u00e9 apr\u00e8s 1000hr\/1000\u00b0C<\/td>\n 14% opacit\u00e9 dans les m\u00eames conditions<\/td>\n 30% risque de d\u00e9gradation r\u00e9duit<\/td>\n <\/tr>\n
          \u00c9volutivit\u00e9 industrielle<\/td>\n Limit\u00e9 aux produits optiques haut de gamme<\/td>\n Production de masse pour les composants en vrac<\/td>\n Une adoption commerciale polyvalente<\/td>\n <\/tr>\n<\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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          Verre pyrex et verre quartz<\/h2>\t\t\t\t<\/div>\n\t\t
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          Composition :<\/h3>\t\t\t\t<\/div>\n\t\t
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          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tPyrex (borosilicate) : Contient 13% B\u2082O\u2083 pour r\u00e9duire la dilatation thermique (3,3\u00d710-\u2076\/\u00b0C contre 0,55\u00d710-\u2076\/\u00b0C pour le quartz).<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t
          • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tVerre de quartz : 99.99% SiO\u2082 r\u00e9siste \u00e0 l'acide fluorhydrique (Pyrex se dissout) et fonctionne \u00e0 500\u00b0C \u00e0 des temp\u00e9ratures plus \u00e9lev\u00e9es.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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            \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"Articles\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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            Clart\u00e9 optique :<\/h3>\t\t\t\t<\/div>\n\t\t\t\t
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            • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tLe pyrex bloque les UV inf\u00e9rieurs \u00e0 350 nm ; le verre de quartz transmet jusqu'\u00e0 190 nm.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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              Param\u00e8tres<\/td>\n Pyrex (Borosilicate)<\/td>\n Verre de quartz (SiO<\/span>\u2082<\/span>)<\/span><\/td>\n Avantage du verre de quartz<\/td>\n <\/tr>\n
              Composition<\/td>\n 80% SiO<\/span>\u2082<\/span> + 13% B<\/span>\u2082<\/span>O<\/span>\u2083<\/span><\/td>\n 99,99% SiO<\/span>\u2082<\/span><\/td>\n Z\u00e9ro additif, puret\u00e9 absolue<\/td>\n <\/tr>\n
              Transparence UV<\/td>\n Bloque les UV <350nm<\/td>\n Transmet jusqu'\u00e0 190 nm<\/td>\n Accessibilit\u00e9 \u00e0 l'ensemble du spectre UV<\/td>\n <\/tr>\n
              R\u00e9sistance aux acides HF<\/td>\n Dissolution dans 10% HF (5min)<\/td>\n Tol\u00e8re une exposition de 48 heures \u00e0 l'HF 10%<\/td>\n 576x stabilit\u00e9 chimique plus longue<\/td>\n <\/tr>\n<\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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              Verre de quartz et Borosilicate<\/h2>\t\t\t\t<\/div>\n\t\t
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              Temp\u00e9rature de ramollissement :<\/h3>\t\t\t\t<\/div>\n\t\t\t\t
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              • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tLe borosilicate se ramollit \u00e0 820\u00b0C contre 1683\u00b0C pour le quartz, ce qui limite la long\u00e9vit\u00e9 du four.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                R\u00e9sistance chimique :<\/h3>\t\t\t\t<\/div>\n\t\t\t\t
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                • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t99% H\u2083PO\u2084 \u00e9rode le borosilicate \u00e0 95\u00b0C ; le verre de quartz tol\u00e8re une exposition de 48 heures \u00e0 150\u00b0C.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                  Contr\u00f4le de la puret\u00e9 :<\/h3>\t\t\t\t<\/div>\n\t\t\t\t
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                  • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tLe borosilicate contient des dopants Al\/Na (0,5-2%), tandis que le verre de quartz garantit 99,99% SiO\u2082.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t
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                    \n\t\t\t\t\t\t\t\t\t\n \n \n \n \n \n \n \n \n \n <\/colgroup>\n \n \n \n
                    Param\u00e8tres<\/td>\n Borosilicate (typique)<\/td>\n Verre de quartz (TOQUARTZ)<\/td>\n Avantage du verre de quartz<\/td>\n <\/tr>\n
                    Temp\u00e9rature d'adoucissement<\/td>\n 820\u00b0C<\/td>\n 1683\u00b0C<\/td>\n Seuil thermique 2,05x plus \u00e9lev\u00e9<\/td>\n <\/tr>\n
                    H<\/span>\u2083<\/span>PO<\/span>\u2084<\/span> R\u00e9sistance<\/span><\/td>\n \u00c9rosion de 5mm\/an \u00e0 95\u00b0C<\/td>\n 0,1mm\/an \u00e9rosion \u00e0 150\u00b0C<\/td>\n Taux de d\u00e9gradation 50x plus lent<\/td>\n <\/tr>\n
                    SiO<\/span>\u2082<\/span> Contenu<\/span><\/td>\n 80-81%<\/td>\n 99.99%<\/td>\n Inertie chimique in\u00e9gal\u00e9e<\/td>\n <\/tr>\n<\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                    La synth\u00e8se de la performance et de la flexibilit\u00e9
                    - Sur mesure pour r\u00e9pondre \u00e0 vos besoins<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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                    TOQUARTZ\u00ae \u00e9l\u00e8ve la silice fondue au rang d'ing\u00e9nierie de pr\u00e9cision :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t

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                    • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tLa hi\u00e9rarchisation de la puret\u00e9 :<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t
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                      Standard (99.99%), optique (99.995%) et sous vide (teneur en OH <1ppm) options.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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                      • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\tPersonnalisation thermique :<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t
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                        Tubes, tiges et plaques adapt\u00e9s aux tol\u00e9rances d\u00e9finies par l'utilisateur (\u00b10,01 mm) pour l'outillage industriel soumis \u00e0 une forte usure.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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                        • \n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\u00c9volutivit\u00e9 :<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t
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                          L'absence de contraintes en mati\u00e8re de qualit\u00e9 de fabrication permet de r\u00e9aliser des prototypes rentables (par exemple, des puces microfluidiques) ou des commandes en gros (plus de 1 000 tubes de four).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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                          Conclusion<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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                          Le verre de quartz n'est pas un choix - c'est la mise \u00e0 niveau obligatoire pour les laboratoires et les industries qui donnent la priorit\u00e9 \u00e0 la pr\u00e9cision, \u00e0 la durabilit\u00e9 et \u00e0 la rentabilit\u00e9. TOQUARTZ\u00ae cristallise cet avantage gr\u00e2ce \u00e0 la ma\u00eetrise des mat\u00e9riaux et \u00e0 l'agilit\u00e9 de l'ing\u00e9nierie.<\/p>\t\t\t\t\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":"

                          Le verre de quartz n'est pas un choix - c'est la mise \u00e0 niveau obligatoire pour les laboratoires et les industries qui donnent la priorit\u00e9 \u00e0 la pr\u00e9cision, \u00e0 la durabilit\u00e9 et \u00e0 la rentabilit\u00e9. TOQUARTZ\u00ae cristallise cet avantage gr\u00e2ce \u00e0 la ma\u00eetrise des mat\u00e9riaux et \u00e0 l'agilit\u00e9 de l'ing\u00e9nierie.<\/p>","protected":false},"author":1,"featured_media":2786,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"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":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","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-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":"","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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[10],"tags":[],"class_list":["post-995","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs"],"acf":[],"yoast_head":"\nWhy Quartz Glass Beats Natural Quartz & Pyrex | TOQUARTZ\u00ae<\/title>\n<meta name=\"description\" content=\"Discover why quartz glass excel in lab, optical & industrial challenges. 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