{"id":3675,"date":"2026-03-19T15:29:09","date_gmt":"2026-03-19T07:29:09","guid":{"rendered":"https:\/\/quartz-grinding.epic-powder.com\/?p=3675"},"modified":"2026-03-19T15:29:52","modified_gmt":"2026-03-19T07:29:52","slug":"how-does-ultra-fine-grinding-technology-reshape-the-performance-limits-of-silica-powder-for-ccl","status":"publish","type":"post","link":"https:\/\/quartz-grinding.epic-powder.com\/fr\/how-does-ultra-fine-grinding-technology-reshape-the-performance-limits-of-silica-powder-for-ccl\/","title":{"rendered":"Comment la technologie de broyage ultrafin red\u00e9finit-elle les limites de performance de la poudre de silice pour le CCL\u00a0?"},"content":{"rendered":"<p>Dans le monde actuel des communications 5G, de l&#039;intelligence artificielle et du calcul haute performance, les composants \u00e9lectroniques \u00e9voluent vers la miniaturisation, l&#039;int\u00e9gration et une densit\u00e9 de puissance \u00e9lev\u00e9e. En tant que substrat essentiel des cartes de circuits imprim\u00e9s (PCB), les performances des stratifi\u00e9s cuivr\u00e9s (CCL) d\u00e9terminent directement la stabilit\u00e9 des terminaux \u00e9lectroniques. Afin de r\u00e9pondre aux exigences d&#039;une temp\u00e9rature de transition vitreuse (Tg) \u00e9lev\u00e9e, d&#039;un faible coefficient de dilatation thermique (CTE) et d&#039;excellentes propri\u00e9t\u00e9s di\u00e9lectriques (faible Dk\/Df), le choix de la charge est devenu crucial. Parmi les nombreuses charges, la poudre de silice (SiO2) se distingue par ses excellentes caract\u00e9ristiques physico-chimiques. Cependant, les performances de la poudre de silice d\u00e9pendent de bien plus que sa seule composition chimique. Elles d\u00e9pendent \u00e9galement de la distribution granulom\u00e9trique, du contr\u00f4le de la morphologie et de l&#039;activit\u00e9 de surface. Cet article explorera l&#039;application de la poudre de silice dans les CCL. Il se concentrera sur le r\u00f4le d\u00e9terminant de\u2026 <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/\">\u00e9quipement de broyage ultrafin pour optimiser les performances de la poudre de silice<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">CCL et poudre de silice\u00a0: couplage haute performance<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"449\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/Silica-Powder-Ultra-fine-Grinding.webp\" alt=\"Poudre de silice ultra-fine broy\u00e9e\" class=\"wp-image-3678\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/Silica-Powder-Ultra-fine-Grinding.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/Silica-Powder-Ultra-fine-Grinding-300x168.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/Silica-Powder-Ultra-fine-Grinding-768x431.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/Silica-Powder-Ultra-fine-Grinding-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Micropoudre de silice<\/figcaption><\/figure>\n\n\n\n<p>Le CCL est un mat\u00e9riau en forme de panneau obtenu par impr\u00e9gnation d&#039;un mat\u00e9riau de renfort (tel qu&#039;un tissu de fibres de verre) avec de la r\u00e9sine (telle que de la r\u00e9sine \u00e9poxy). Il est ensuite recouvert d&#039;une feuille de cuivre sur une ou deux faces et press\u00e9 \u00e0 chaud.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Composition du substrat<\/strong>Le substrat fait office de couche isolante. Il est compos\u00e9 de r\u00e9sine synth\u00e9tique \u00e0 haut poids mol\u00e9culaire, de mat\u00e9riaux de renforcement et de charges inorganiques.<\/li>\n\n\n\n<li><strong>R\u00f4le des produits de comblement<\/strong>Les charges inorganiques occupent une part importante du volume du substrat. Leur r\u00f4le principal est de r\u00e9duire le coefficient de dilatation thermique (CTE) de la r\u00e9sine. Ceci permet \u00e0 la r\u00e9sine d&#039;\u00e9pouser parfaitement la feuille de cuivre et d&#039;\u00e9viter ainsi le d\u00e9laminage ou la d\u00e9formation sous l&#039;effet de la chaleur.<\/li>\n\n\n\n<li><strong>Avantages uniques de la silice<\/strong>Compar\u00e9e au talc ou \u00e0 l&#039;hydroxyde d&#039;aluminium, la poudre de silice pr\u00e9sente une constante di\u00e9lectrique plus faible et une stabilit\u00e9 thermique plus \u00e9lev\u00e9e. C&#039;est pourquoi elle est privil\u00e9gi\u00e9e pour la transmission \u00e0 haute fr\u00e9quence et \u00e0 grande vitesse.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Mati\u00e8res premi\u00e8res et classification\u00a0: du minerai \u00e0 la micropoudre<\/h2>\n\n\n\n<p>La qualit\u00e9 de la poudre de silice commence avec le minerai et se finalise par le traitement.<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>S\u00e9curit\u00e9 des mati\u00e8res premi\u00e8res<\/strong>:\n<ul class=\"wp-block-list\">\n<li><strong>Quartz veineux<\/strong>Comme sa teneur en SiO2 est souvent sup\u00e9rieure \u00e0 99,9%, c&#039;est la mati\u00e8re premi\u00e8re id\u00e9ale pour la poudre de silice cristalline et de haute puret\u00e9.<\/li>\n\n\n\n<li><strong>Quartzite et conglom\u00e9rat de quartzite<\/strong>Ces produits, de texture pure et faciles \u00e0 transformer m\u00e9caniquement, constituent d&#039;importants compl\u00e9ments pour une production \u00e0 grande \u00e9chelle et \u00e0 faible co\u00fbt.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Types principaux<\/strong>:\n<ul class=\"wp-block-list\">\n<li><strong>silice cristalline<\/strong>Il conserve la structure cristalline originale du quartz. Il se caract\u00e9rise par une duret\u00e9 \u00e9lev\u00e9e et un faible co\u00fbt.<\/li>\n\n\n\n<li><strong>Silice fondue (amorphe)<\/strong>Il est fondu \u00e0 haute temp\u00e9rature puis tremp\u00e9. L&#039;arrangement mol\u00e9culaire passe d&#039;ordonn\u00e9 \u00e0 d\u00e9sordonn\u00e9, ce qui entra\u00eene un coefficient de dilatation thermique extr\u00eamement faible.<\/li>\n\n\n\n<li><strong>silice sph\u00e9rique<\/strong>Il s&#039;agit actuellement du choix grand public haut de gamme. Sa fluidit\u00e9 est excellente, permettant un volume de remplissage sup\u00e9rieur \u00e0 70%.<\/li>\n\n\n\n<li><strong>Silice active<\/strong>Sa surface est modifi\u00e9e par des agents de couplage silane. Ceci r\u00e9sout le probl\u00e8me d\u2019\u00ab\u00a0incompatibilit\u00e9\u00a0\u00bb entre les charges inorganiques et les r\u00e9sines organiques.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u00c9quipements de broyage ultrafin\u00a0: le \u00ab\u00a0scalpel\u00a0\u00bb pour optimiser les performances<\/h2>\n\n\n\n<p>Quel que soit le proc\u00e9d\u00e9 de pr\u00e9paration, le broyage ultrafin est une \u00e9tape indispensable \u00e0 la production de poudre de silice. Pour les applications CCL, les \u00e9quipements de broyage ultrafin doivent aller au-del\u00e0 du simple broyage et optimiser le processus.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/machines\/jet-mill\/\">Broyeur \u00e0 jets<\/a>: La norme pour une puret\u00e9 \u00e9lev\u00e9e et une classification fine<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"449\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/Silica-Micropowder-Jet-Mill-Production-Line.webp\" alt=\"Ligne de production de micropoudre de silice par broyeur \u00e0 jet\" class=\"wp-image-3597\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/Silica-Micropowder-Jet-Mill-Production-Line.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/Silica-Micropowder-Jet-Mill-Production-Line-300x168.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/Silica-Micropowder-Jet-Mill-Production-Line-768x431.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/Silica-Micropowder-Jet-Mill-Production-Line-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Ligne de production de micropoudre de silice par broyeur \u00e0 jet<\/figcaption><\/figure>\n\n\n\n<p>Le broyeur \u00e0 jet utilise de l&#039;air comprim\u00e9 \u00e0 grande vitesse pour provoquer la collision de particules de mat\u00e9riau \u00e0 des vitesses supersoniques.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Contr\u00f4le de la contamination par le fer<\/strong>Les particules s&#039;\u00e9crasent les unes contre les autres par auto-impact. Associ\u00e9 \u00e0 des rev\u00eatements c\u00e9ramiques (comme l&#039;alumine ou le carbure de silicium), ce proc\u00e9d\u00e9 permet de minimiser la teneur en magn\u00e9tisme. Ceci r\u00e9pond aux exigences \u00e9lectriques strictes des circuits int\u00e9gr\u00e9s.<\/li>\n\n\n\n<li><strong>Distribution granulom\u00e9trique \u00e9troite<\/strong>Le classificateur haute vitesse int\u00e9gr\u00e9 \u00e9limine les particules grossi\u00e8res en temps r\u00e9el, maintenant ainsi une valeur D50 stable entre 0,5 \u03bcm et 5 \u03bcm. Il emp\u00eache efficacement la s\u00e9dimentation des charges dans la r\u00e9sine.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. Broyeur \u00e0 impact m\u00e9canique\u00a0: l\u2019\u00e9quilibre entre efficacit\u00e9 et granulom\u00e9trie<\/h3>\n\n\n\n<p>Pour les CCL d&#039;entr\u00e9e ou de milieu de gamme, les broyeurs m\u00e9caniques offrent des avantages significatifs en mati\u00e8re d&#039;efficacit\u00e9 \u00e9nerg\u00e9tique.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ajustement de la note<\/strong>En ajustant la vitesse du rotor, les fabricants peuvent produire des poudres avec des granulom\u00e9tries sp\u00e9cifiques. Dans le cas du CCL, un m\u00e9lange granulom\u00e9trique appropri\u00e9 (particules de diff\u00e9rentes tailles) augmente significativement la densit\u00e9 de tassement, ce qui r\u00e9duit d&#039;autant plus le coefficient de dilatation thermique.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/machines\/ball-mill\/\">Syst\u00e8me broyeur \u00e0 boulets + classificateur<\/a>: Les fondements de la production \u00e0 grande \u00e9chelle<\/h3>\n\n\n\n<p>Dans la production \u00e0 grande \u00e9chelle de poudre de silice cristalline, la configuration la plus courante est celle d&#039;un broyeur \u00e0 billes associ\u00e9 \u00e0 un classificateur \u00e0 air multi-\u00e9tages.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Production continue<\/strong>Ce syst\u00e8me peut fonctionner de mani\u00e8re stable 24 heures sur 24. La poudre angulaire obtenue est le principal agent de remplissage des CCL d&#039;entr\u00e9e et de milieu de gamme actuels.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">IV. L&#039;essor de la silice sph\u00e9rique et les d\u00e9fis li\u00e9s \u00e0 sa pr\u00e9paration<\/h2>\n\n\n\n<p>La sph\u00e9ricalisation est une forme avanc\u00e9e de poudre de silice. La poudre de silice sph\u00e9rique offre des avantages ind\u00e9niables dans le domaine des CCL\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Volume de chargement \u00e9lev\u00e9<\/strong>Les sph\u00e8res pr\u00e9sentent la plus petite surface sp\u00e9cifique. Par cons\u00e9quent, une viscosit\u00e9 plus faible est n\u00e9cessaire pour le rev\u00eatement de r\u00e9sine. Cela permet d&#039;incorporer davantage de charge \u00e0 la r\u00e9sine.<\/li>\n\n\n\n<li><strong>Usure r\u00e9duite du moule<\/strong>: Du fait de l&#039;absence d&#039;ar\u00eates vives, l&#039;usure des forets lors du traitement des circuits imprim\u00e9s est consid\u00e9rablement r\u00e9duite.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Optimisation des processus de pr\u00e9paration\u00a0:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>M\u00e9thodes physiques (fusion \u00e0 la flamme \/ plasma)<\/strong>L&#039;essentiel r\u00e9side dans la pr\u00e9paration de la poudre pr\u00e9curseur. Avant d&#039;\u00eatre introduit dans la flamme, le sable de quartz doit \u00eatre r\u00e9duit en poudre fine \u00e0 l&#039;aide de <strong>\u00e9quipement de broyage ultra-fin<\/strong>La poudre doit \u00eatre homog\u00e8ne et exempte d&#039;impuret\u00e9s. Si les particules pr\u00e9curseurs sont trop grosses, elles ne fondront pas compl\u00e8tement \u00e0 la flamme, formant ainsi des \u00ab\u00a0pseudosph\u00e8res\u00a0\u00bb. \u00c0 l&#039;inverse, si la distribution granulom\u00e9trique est trop large, la sph\u00e9ricit\u00e9 du produit final sera irr\u00e9guli\u00e8re.<\/li>\n\n\n\n<li><strong>Synth\u00e8se chimique (m\u00e9thode sol-gel \/ pulv\u00e9risation)<\/strong>Bien que d&#039;une puret\u00e9 extr\u00eamement \u00e9lev\u00e9e, les produits sont sujets \u00e0 une l\u00e9g\u00e8re agglom\u00e9ration. Dans ce cas, un \u00e9quipement de d\u00e9sagglom\u00e9ration douce (tel qu&#039;un modificateur ou un d\u00e9sagglom\u00e9rateur \u00e0 jet d&#039;air) est n\u00e9cessaire. Ce proc\u00e9d\u00e9 permet de redonner aux particules leur forme sph\u00e9rique sans les alt\u00e9rer.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">V. Optimisation pouss\u00e9e : Synergie du broyage ultrafin de la poudre de silice et <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/surface-modification\/\">Modification des surfaces<\/a><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/ultrafine-powder-coating-machine.webp\" alt=\"machine de rev\u00eatement en poudre ultrafine\" class=\"wp-image-3676\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/ultrafine-powder-coating-machine.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/ultrafine-powder-coating-machine-300x200.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/ultrafine-powder-coating-machine-768x513.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/ultrafine-powder-coating-machine-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Le simple meulage physique ne suffit plus aux exigences des CCL 5G\/6G. Le \u00ab meulage et la modification int\u00e9gr\u00e9s \u00bb sont devenus la norme dans le secteur.<\/p>\n\n\n\n<p>Lors du processus de broyage ultrafin de la poudre de silice dans un broyeur \u00e0 jet ou un broyeur agit\u00e9, des agents de couplage silane sont inject\u00e9s.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Modification in situ<\/strong>Lors du broyage, les particules g\u00e9n\u00e8rent de nombreuses surfaces de fracture et sites actifs. La modification de surface \u00e0 ce stade permet \u00e0 l&#039;agent de couplage d&#039;adh\u00e9rer plus fortement \u00e0 la surface de la silice.<\/li>\n\n\n\n<li><strong>Hydrophobie accrue<\/strong>La poudre de silice modifi\u00e9e emp\u00eache efficacement l&#039;humidit\u00e9 ext\u00e9rieure de p\u00e9n\u00e9trer dans le substrat CCL. Ceci garantit la stabilit\u00e9 de la transmission du signal du circuit dans des environnements \u00e0 temp\u00e9rature et humidit\u00e9 \u00e9lev\u00e9es.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">VI. Points de blocage et perspectives de la production industrielle<\/h2>\n\n\n\n<p>Malgr\u00e9 les progr\u00e8s consid\u00e9rables r\u00e9alis\u00e9s dans le broyage ultrafin et la sph\u00e9risation, des d\u00e9fis subsistent\u00a0:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Consommation \u00e9nerg\u00e9tique du broyage ultrafin<\/strong>Lorsque la taille des particules atteint le niveau submicronique (&lt;1 \u03bcm), l&#039;efficacit\u00e9 \u00e9nerg\u00e9tique chute brutalement. Des mod\u00e8les de dynamique des fluides plus performants sont n\u00e9cessaires.<\/li>\n\n\n\n<li><strong>Agglom\u00e9ration de particules ultrafines<\/strong>Les poudres fines ont tendance \u00e0 s&#039;agglom\u00e9rer. Maintenir une dispersion stable dans la r\u00e9sine repr\u00e9sente une difficult\u00e9 majeure lors de l&#039;application.<\/li>\n\n\n\n<li><strong>Localisation des \u00e9quipements et r\u00e9sistance \u00e0 l&#039;usure<\/strong>Compte tenu de la duret\u00e9 \u00e9lev\u00e9e du quartz, le d\u00e9veloppement de composants c\u00e9ramiques plus durables est essentiel pour r\u00e9duire les co\u00fbts d&#039;exploitation.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/contact\/\">Conclusion<\/a><\/h2>\n\n\n\n<p>Chaque progr\u00e8s en mati\u00e8re de performance des CCL est indissociable des innovations dans la technologie des charges. Au c\u0153ur du processus, la transformation de la poudre de silice, du minerai \u00e0 la charge haute performance, repose essentiellement sur une ing\u00e9nierie de pr\u00e9cision ax\u00e9e sur le contr\u00f4le granulom\u00e9trique et la conception morphologique.<\/p>\n\n\n\n<p>L&#039;\u00e9quipement de broyage ultrafin pour la poudre de silice ne garantit pas seulement le rendement\u00a0; il est la source de la valeur ajout\u00e9e du produit. En contr\u00f4lant pr\u00e9cis\u00e9ment l&#039;\u00e9nergie de broyage et en optimisant le processus de classification, nous pouvons produire une poudre de silice avec des taux de remplissage plus \u00e9lev\u00e9s et des pertes moindres. \u00c0 l&#039;avenir, gr\u00e2ce aux progr\u00e8s continus des technologies de pr\u00e9paration, une silice sph\u00e9rique d&#039;une puret\u00e9 et d&#039;une distribution plus homog\u00e8nes permettra de briser les monopoles technologiques et de jeter les bases de l&#039;industrie \u00e9lectronique de demain.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\"\/>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"721\" height=\"721\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp\" alt=\"Emily Chen\" class=\"wp-image-3549\" style=\"width:150px;height:150px\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp 721w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-300x300.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-150x150.webp 150w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-12x12.webp 12w\" sizes=\"(max-width: 721px) 100vw, 721px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote has-text-align-center is-style-large is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u00ab Merci de votre lecture. J\u2019esp\u00e8re que cet article vous sera utile. N\u2019h\u00e9sitez pas \u00e0 laisser un commentaire ci-dessous. Pour toute question, vous pouvez \u00e9galement contacter le service client en ligne de Zelda. \u00bb<\/p>\n<cite>                                                                                                                                              \u2014 Publi\u00e9 par <a href=\"https:\/\/www.linkedin.com\/company\/76603359\/admin\/dashboard\/\">Emily Chen<\/a><\/cite><\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\"\/>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f16-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"16\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/fr\/wp-json\/wp\/v2\/posts\/3675#wpcf7-f16-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/fr\/wp-json\/wp\/v2\/posts\/3675#wpcf7-f16-o1\">\n<div style=\"display: none;\">\n<input type=\"hidden\" name=\"_wpcf7\" value=\"16\" \/>\n<input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.0.6\" \/>\n<input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/>\n<input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16-o1\" \/>\n<input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/>\n<input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/div>\n<div class=\"keen-form\">\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Votre nom*\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Votre email*\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"pnone\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-tel wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-tel\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Votre Pnone ou Whatsapp*\" value=\"\" type=\"tel\" name=\"pnone\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-subject\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"Votre entreprise\" value=\"\" type=\"text\" name=\"your-subject\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"3\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea\" aria-invalid=\"false\" placeholder=\"Votre message\" name=\"your-message\"><\/textarea><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Soumettre\" \/>\n\t\t<\/p>\n\t<\/div>\n<\/div>\n<style>\n.keen-form div{margin-bottom:5px;}\n.keen-form div p{margin-bottom:0px !important;}\n.one-half,.one-third {\n position: relative;\n margin-right: 4%;\n float: left;\n z-index: 99;\n}\n.one-half { width: 48%; }\n.one-third { width: 30.66%; }\n.last {\n margin-right: 0 !important;\n clear: right;\n}\n@media only screen and (max-width: 767px) {\n .one-half, .one-third {\n width: 100%;\n margin-right: 0;\n }\n}\n<\/style><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"fr\"\/><\/form>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Dans le monde actuel des communications 5G, de l&#039;intelligence artificielle et du calcul haute performance, les composants \u00e9lectroniques \u00e9voluent vers la miniaturisation, l&#039;int\u00e9gration et une densit\u00e9 de puissance \u00e9lev\u00e9e. En tant que substrat essentiel des cartes de circuits imprim\u00e9s (PCB), les performances des stratifi\u00e9s cuivr\u00e9s (CCL) d\u00e9terminent directement la stabilit\u00e9 des terminaux \u00e9lectroniques. Pour r\u00e9pondre aux exigences d&#039;une temp\u00e9rature de transition vitreuse (Tg) \u00e9lev\u00e9e, [\u2026]<\/p>","protected":false},"author":1,"featured_media":3678,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"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":"","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":[7,6],"tags":[],"class_list":["post-3675","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-surface-modification","category-ultrafine-powder-grinding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How Does Ultra-fine Grinding Technology Reshape the Performance Limits of Silica Powder for CCL? - Quartz Grinding Production Line<\/title>\n<meta name=\"description\" content=\"Master Silica Powder Ultra-fine Grinding for high-frequency CCL. 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