{"id":14815,"date":"2026-02-04T07:20:17","date_gmt":"2026-02-04T07:20:17","guid":{"rendered":"https:\/\/www.air-classifier-mill.com\/?p=14815"},"modified":"2026-02-04T07:20:43","modified_gmt":"2026-02-04T07:20:43","slug":"how-to-achieve-submicron-ultrafine-pulverization-of-hexagonal-boron-nitride-h-bn-using-an-air-classifier-mill","status":"publish","type":"post","link":"https:\/\/www.air-classifier-mill.com\/fr\/how-to-achieve-submicron-ultrafine-pulverization-of-hexagonal-boron-nitride-h-bn-using-an-air-classifier-mill\/","title":{"rendered":"Comment obtenir une pulv\u00e9risation ultrafine submicronique du nitrure de bore hexagonal (h-BN) \u00e0 l&#039;aide d&#039;un broyeur \u00e0 classification pneumatique\u00a0?"},"content":{"rendered":"<p>Le nitrure de bore hexagonal (h-BN), \u00e9galement connu sous le nom de graphite blanc, est un mat\u00e9riau c\u00e9ramique lamellaire pr\u00e9sentant une excellente stabilit\u00e9 thermique, une inertie chimique, un pouvoir lubrifiant et des propri\u00e9t\u00e9s isolantes remarquables. Il est largement utilis\u00e9 dans les dispositifs \u00e9lectroniques, les mat\u00e9riaux composites, les lubrifiants et les applications de gestion thermique. Cependant, pour de nombreuses applications de pointe, telles que les nanocomposites ou les rev\u00eatements haute performance, le h-BN doit \u00eatre pulv\u00e9ris\u00e9 \u00e0 l&#039;\u00e9chelle submicronique (taille des particules &lt; 1 \u03bcm) afin d&#039;accro\u00eetre sa surface sp\u00e9cifique et d&#039;am\u00e9liorer sa dispersibilit\u00e9.<\/p><p>Les m\u00e9thodes de pulv\u00e9risation traditionnelles telles que le broyage \u00e0 billes ou le broyage \u00e0 marteaux ont souvent du mal \u00e0 contr\u00f4ler la distribution granulom\u00e9trique, ce qui entra\u00eene des produits in\u00e9gaux ou une contamination grave.<\/p><p>Le broyeur \u00e0 classification pneumatique est un \u00e9quipement de broyage ultrafin performant qui combine la pulv\u00e9risation par impact m\u00e9canique et la classification pneumatique dynamique. Il permet un contr\u00f4le pr\u00e9cis de la granulom\u00e9trie et est particuli\u00e8rement adapt\u00e9 aux mat\u00e9riaux relativement tendres comme le nitrure de bore hexagonal (h-BN) (duret\u00e9 Mohs \u2248 1\u20132). En optimisant ses param\u00e8tres, un broyeur \u00e0 classification pneumatique peut r\u00e9duire la granulom\u00e9trie du h-BN \u00e0 un D97 &lt; 10 \u03bcm, voire atteindre le domaine submicronique (D50 \u2248 0,5\u20131 \u03bcm). Cet article d\u00e9crit en d\u00e9tail le principe, les \u00e9tapes de fonctionnement, les param\u00e8tres cl\u00e9s et les pr\u00e9cautions \u00e0 prendre pour obtenir une pulv\u00e9risation ultrafine submicronique du nitrure de bore hexagonal \u00e0 l&#039;aide d&#039;un broyeur \u00e0 classification pneumatique.<\/p><figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"633\" src=\"https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2026\/02\/boron-nitride-crystal-form.webp\" alt=\"forme cristalline du nitrure de bore\" class=\"wp-image-14816\" srcset=\"https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2026\/02\/boron-nitride-crystal-form.webp 800w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2026\/02\/boron-nitride-crystal-form-300x237.webp 300w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2026\/02\/boron-nitride-crystal-form-768x608.webp 768w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2026\/02\/boron-nitride-crystal-form-15x12.webp 15w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2026\/02\/boron-nitride-crystal-form-600x475.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure><h2 class=\"wp-block-heading\"><strong>Principe de fonctionnement du <\/strong><a href=\"https:\/\/www.air-classifier-mill.com\/fr\/\"><strong>Moulin classificateur d&#039;air<\/strong> <\/a><\/h2><p>Le c\u0153ur d&#039;un broyeur classificateur r\u00e9side dans son syst\u00e8me int\u00e9gr\u00e9 de broyage et de classification. Prenons l&#039;exemple d&#039;un broyeur classificateur \u00e0 cylindres (ACM) typique\u00a0: ses principaux composants sont l&#039;entr\u00e9e d&#039;alimentation, la chambre de broyage, le rotor (\u00e9quip\u00e9 de marteaux ou de broches), la roue de classification et le ventilateur. Son processus de fonctionnement est le suivant\u00a0:<\/p><h3 class=\"wp-block-heading\"><strong>Alimentation et broyage initial<\/strong>: <\/h3><p>La mati\u00e8re premi\u00e8re h-BN (g\u00e9n\u00e9ralement des paillettes ou de la poudre de taille microm\u00e9trique) est introduite dans la chambre de broyage par une vis sans fin. Le rotor rotatif \u00e0 grande vitesse (atteignant plusieurs milliers de tours par minute) g\u00e9n\u00e8re des forces d&#039;impact et de cisaillement, brisant les particules lors des collisions. Simultan\u00e9ment, un flux d&#039;air \u00e0 grande vitesse (g\u00e9n\u00e9ralement de l&#039;air ou un gaz inerte) transporte les particules, cr\u00e9ant des turbulences qui acc\u00e9l\u00e8rent encore le broyage.<\/p><h3 class=\"wp-block-heading\"><strong>Classification de l&#039;air<\/strong>:<\/h3><p> Les particules broy\u00e9es sont entra\u00een\u00e9es par le flux d&#039;air vers la zone de la roue de classification. Cette roue, \u00e0 entra\u00eenement ind\u00e9pendant, tourne \u00e0 grande vitesse, g\u00e9n\u00e9rant une force centrifuge. Les particules fines (de taille submicronique) traversent la roue de classification avec le flux d&#039;air et sont achemin\u00e9es vers le syst\u00e8me de collecte, tandis que les particules grossi\u00e8res sont renvoy\u00e9es dans la chambre de broyage pour un broyage plus fin. Ce syst\u00e8me de recirculation en circuit ferm\u00e9 garantit une distribution granulom\u00e9trique \u00e9troite et \u00e9vite le surbroyage et le sous-broyage.<\/p><h3 class=\"wp-block-heading\"><strong>Collection de produits<\/strong>: <\/h3><p>La poudre fine est collect\u00e9e par un s\u00e9parateur cyclonique ou un filtre \u00e0 sacs, tandis que les gaz d&#039;\u00e9chappement sont \u00e9vacu\u00e9s par un ventilateur. L&#039;ensemble du proc\u00e9d\u00e9 se d\u00e9roule \u00e0 temp\u00e9rature ambiante ou basse, ce qui le rend adapt\u00e9 aux mat\u00e9riaux thermosensibles tels que le h-BN.<\/p><p>Comparativement aux broyeurs \u00e0 jet, les broyeurs classificateurs consomment 30 \u00e0 50 % d&#039;\u00e9nergie en moins et sont mieux adapt\u00e9s \u00e0 la production \u00e0 moyenne et grande \u00e9chelle. La structure lamellaire du h-BN facilite son exfoliation, mais favorise \u00e9galement l&#039;agglom\u00e9ration \u00e9lectrostatique. La dispersion assist\u00e9e par air dans les broyeurs classificateurs est particuli\u00e8rement efficace \u00e0 cet \u00e9gard.<\/p><figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2026\/02\/Ultrafine-Pulverization-of-Hexagonal-Boron-Nitride.webp\" alt=\"Pulv\u00e9risation ultrafine du nitrure de bore hexagonal\" class=\"wp-image-14817\" srcset=\"https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2026\/02\/Ultrafine-Pulverization-of-Hexagonal-Boron-Nitride.webp 800w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2026\/02\/Ultrafine-Pulverization-of-Hexagonal-Boron-Nitride-300x200.webp 300w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2026\/02\/Ultrafine-Pulverization-of-Hexagonal-Boron-Nitride-768x512.webp 768w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2026\/02\/Ultrafine-Pulverization-of-Hexagonal-Boron-Nitride-18x12.webp 18w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2026\/02\/Ultrafine-Pulverization-of-Hexagonal-Boron-Nitride-600x400.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure><h2 class=\"wp-block-heading\"><strong>\u00c9tapes pour atteindre le submicron<a href=\"https:\/\/www.air-classifier-mill.com\/fr\/categorie-de-produit\/air-classifier-mill\/\"> Pulv\u00e9risation ultrafine<\/a> de <\/strong>Nitrure de bore hexagonal<\/h2><p>Voici une proc\u00e9dure op\u00e9ratoire pratique pour la pulv\u00e9risation du h-BN \u00e0 l&#039;aide d&#039;un broyeur \u00e0 classification pneumatique. On suppose l&#039;utilisation d&#039;un \u00e9quipement de laboratoire ou industriel et d&#039;une poudre de h-BN de haute puret\u00e9 (&gt;99%) avec une granulom\u00e9trie initiale de 10 \u00e0 50 \u03bcm.<\/p><h3 class=\"wp-block-heading\"><strong>pr\u00e9paration des mati\u00e8res premi\u00e8res<\/strong><\/h3><p>Choisissez du h-BN de haute puret\u00e9 pour \u00e9viter toute contamination par des impuret\u00e9s (par exemple, des ions m\u00e9talliques).<\/p><p>Pr\u00e9traitement : s\u00e9chage (four \u00e0 105 \u00b0C pendant 2 \u00e0 4 heures) et tamisage (\u00e0 travers un tamis de 100 mesh pour \u00e9liminer les gros agglom\u00e9rats).<\/p><p>Si le h-BN est hygroscopique, le stocker sous atmosph\u00e8re inerte (par exemple, sous azote).<\/p><h3 class=\"wp-block-heading\"><strong>Installation de l&#039;\u00e9quipement<\/strong><\/h3><p>Installer des rev\u00eatements r\u00e9sistants \u00e0 l&#039;usure (c\u00e9ramique ou polyur\u00e9thane) pour att\u00e9nuer l&#039;abrasion due \u00e0 la nature lubrifiante du h-BN.<\/p><p>S\u00e9lectionnez le type de rotor\u00a0: les rotors \u00e0 broches sont recommand\u00e9s pour le h-BN afin d\u2019am\u00e9liorer l\u2019exfoliation par cisaillement.<\/p><p>Configurer le syst\u00e8me de gaz\u00a0: utiliser de l\u2019air comprim\u00e9 sec ou de l\u2019azote\u00a0; contr\u00f4ler le d\u00e9bit \u00e0 2000\u20135000 cfm pour \u00e9viter l\u2019oxydation.<\/p><h3 class=\"wp-block-heading\"><strong>optimisation des param\u00e8tres<\/strong><\/h3><p>Vitesse du rotor\u00a0: commencer \u00e0 5\u00a0000\u20138\u00a0000\u00a0tr\/min\u00a0; augmenter progressivement en fonction de la finesse recherch\u00e9e. Les vitesses plus \u00e9lev\u00e9es favorisent les tailles submicroniques, mais il convient de surveiller la temp\u00e9rature (le h-BN est r\u00e9sistant \u00e0 la chaleur, mais une chaleur excessive peut alt\u00e9rer sa structure).<\/p><p>Vitesse de la roue de classification\u00a0: r\u00e9glable ind\u00e9pendamment, g\u00e9n\u00e9ralement de 3\u00a0000 \u00e0 6\u00a0000\u00a0tr\/min. Les vitesses plus basses permettent \u00e0 une plus grande quantit\u00e9 de particules fines de passer (D50 &lt; 1\u00a0\u00b5m)\u00a0; les vitesses plus \u00e9lev\u00e9es resserrent la taille de coupure sup\u00e9rieure et \u00e9vitent une production excessive de nanoparticules fines.<\/p><p>D\u00e9bit d&#039;alimentation : 0,5 \u00e0 2 kg\/h (\u00e9chelle du laboratoire) pour \u00e9viter la surcharge et le blocage.<\/p><p>Rapport gaz\/solide : 10:1 \u00e0 20:1 pour assurer une bonne dispersion des particules.<\/p><p>Taille cible des particules : surveiller par diffraction laser ; ajuster \u00e0 D97 &lt; 5 \u03bcm et D50 \u2248 0,5\u20131 \u03bcm (niveau submicronique).<\/p><h3 class=\"wp-block-heading\"><strong>op\u00e9ration de broyage<\/strong><\/h3><p>D\u00e9marrer le ventilateur et la roue de classification ; pr\u00e9chauffer l&#039;\u00e9quipement pendant 5 \u00e0 10 minutes.<\/p><p>Introduire lentement la mati\u00e8re premi\u00e8re h-BN tout en surveillant la pression et la temp\u00e9rature (maintenir &lt;80\u00b0C).<\/p><p>Faire fonctionner le syst\u00e8me pendant 1 \u00e0 2 heures, en pr\u00e9levant des \u00e9chantillons p\u00e9riodiques pour v\u00e9rifier la distribution granulom\u00e9trique. Augmenter le temps de recirculation si la distribution est large.<\/p><h3 class=\"wp-block-heading\"><strong>Post-traitement<\/strong><\/h3><p>S\u00e9cher la poudre recueillie sous vide ou \u00e0 basse temp\u00e9rature.<\/p><p>Pour une exfoliation plus pouss\u00e9e ou une dispersion am\u00e9lior\u00e9e, appliquer un traitement ultrasonique ou une modification de surface (par exemple, des agents de couplage pour emp\u00eacher la r\u00e9-agglom\u00e9ration).<\/p><p>En utilisant la proc\u00e9dure ci-dessus, le rendement en un seul passage peut d\u00e9passer 80%. Le d\u00e9bit d\u00e9pend de la taille de l&#039;\u00e9quipement (1 \u00e0 10 kg\/h pour les unit\u00e9s de laboratoire, des centaines de kg\/h pour les unit\u00e9s industrielles).<\/p><figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Air-classifer-mill-5.webp\" alt=\"broyeur \u00e0 classificateur d&#039;air 5\" class=\"wp-image-14703\" srcset=\"https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Air-classifer-mill-5.webp 800w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Air-classifer-mill-5-300x300.webp 300w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Air-classifer-mill-5-100x100.webp 100w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Air-classifer-mill-5-768x768.webp 768w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Air-classifer-mill-5-12x12.webp 12w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Air-classifer-mill-5-600x600.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">broyeur \u00e0 classificateur d&#039;air 5<\/figcaption><\/figure><h2 class=\"wp-block-heading\"><strong>Param\u00e8tres cl\u00e9s et suggestions d&#039;optimisation<\/strong><\/h2><ul class=\"wp-block-list\"><li><strong>Contr\u00f4le de la taille des particules<\/strong>Le comportement d&#039;exfoliation du h-BN facilite un broyage fin, mais les faibles forces intercouches entra\u00eenent souvent une morphologie en plaquettes plut\u00f4t que sph\u00e9rique. L&#039;optimisation de la vitesse de la meule de classification permet d&#039;obtenir une distribution granulom\u00e9trique \u00e9troite (SPAN &lt; 1,5).<\/li>\n\n<li><strong>Consommation et efficacit\u00e9 \u00e9nerg\u00e9tiques<\/strong>Les broyeurs classificateurs consomment g\u00e9n\u00e9ralement de 200 \u00e0 500 kWh\/t, soit nettement moins que le broyage \u00e0 boulets (plus de 1\u00a0000 kWh\/t). L\u2019utilisation d\u2019un flux de gaz \u00e0 basse temp\u00e9rature peut am\u00e9liorer l\u2019efficacit\u00e9 de 15 \u00e0 200 kWh\/t.<\/li>\n\n<li><strong>Facteurs d&#039;influence<\/strong>Une humidit\u00e9 d&#039;alimentation sup\u00e9rieure \u00e0 11 TP3T provoque l&#039;agglom\u00e9ration\u00a0; les impuret\u00e9s dures doivent \u00eatre pr\u00e9alablement \u00e9limin\u00e9es. Les exp\u00e9riences montrent que chaque augmentation de 1\u00a0000 tr\/min de la vitesse du rotor peut r\u00e9duire la taille moyenne des particules de 20 \u00e0 30 TP3T.<\/li>\n\n<li><strong>D\u00e9fis submicroniques<\/strong>Les broyeurs classificateurs standard atteignent g\u00e9n\u00e9ralement une finesse de granulom\u00e9trie de 5 \u00e0 10 \u03bcm. Pour obtenir une finesse inf\u00e9rieure \u00e0 1 \u03bcm de mani\u00e8re constante, il est conseill\u00e9 d&#039;utiliser des mod\u00e8les am\u00e9lior\u00e9s (par exemple, Mikro e-ACM) ou des syst\u00e8mes de refroidissement auxiliaires.<\/li><\/ul><h2 class=\"wp-block-heading\"><strong>Pr\u00e9cautions et probl\u00e8mes potentiels<\/strong><\/h2><ul class=\"wp-block-list\"><li><strong>S\u00e9curit\u00e9<\/strong>Le h-BN submicronique est tr\u00e8s poussi\u00e9reux\u00a0; portez un \u00e9quipement de protection individuelle appropri\u00e9. Utilisez un gaz inerte pour \u00e9viter tout risque d\u2019oxydation ou d\u2019explosion.<\/li>\n\n<li><strong>Maintenance des \u00e9quipements<\/strong>Bien que le pouvoir lubrifiant du h-BN r\u00e9duise l&#039;usure, inspectez r\u00e9guli\u00e8rement les rev\u00eatements et la roue de classification. Nettoyez-les \u00e0 sec ou \u00e0 l&#039;air comprim\u00e9\u00a0; \u00e9vitez le lavage \u00e0 l&#039;eau.<\/li>\n\n<li><strong>Consid\u00e9rations environnementales<\/strong>Assurez une ventilation et une filtration ad\u00e9quates afin de respecter les r\u00e9glementations en mati\u00e8re de poussi\u00e8re et de bruit.<\/li>\n\n<li><strong>Contr\u00f4le de qualit\u00e9<\/strong>Utiliser la microscopie \u00e9lectronique \u00e0 balayage (MEB) pour observer la morphologie et la diffraction des rayons X (DRX) pour confirmer que la structure cristalline reste inchang\u00e9e. Le h-BN submicronique a tendance \u00e0 se r\u00e9agglom\u00e9rer\u00a0; ajouter des agents anti-agglom\u00e9rants pendant le stockage.<\/li>\n\n<li><strong>Limites<\/strong>: Pour les tailles v\u00e9ritablement nanom\u00e9triques (&lt;100 nm), les broyeurs classificateurs peuvent \u00eatre insuffisants ; envisagez plut\u00f4t le broyage par jet ou les approches de broyage \u00e0 billes combin\u00e9es.<\/li><\/ul><h2 class=\"wp-block-heading\"><a href=\"https:\/\/www.air-classifier-mill.com\/fr\/contactez-nous\/\"><strong>Conclusion<\/strong> <\/a><\/h2><p>L&#039;utilisation d&#039;un broyeur classificateur pour obtenir une pulv\u00e9risation ultrafine submicronique du nitrure de bore hexagonal (h-BN) est une m\u00e9thode efficace et pr\u00e9cise qui am\u00e9liore l&#039;homog\u00e9n\u00e9it\u00e9 et la puret\u00e9 de la poudre tout en r\u00e9duisant les co\u00fbts de production. Gr\u00e2ce aux progr\u00e8s technologiques r\u00e9alis\u00e9s dans le domaine des \u00e9quipements, tels que la commande par automate programmable int\u00e9gr\u00e9 et la surveillance en temps r\u00e9el, les broyeurs classificateurs joueront un r\u00f4le de plus en plus important dans la transformation du h-BN. En pratique, il est recommand\u00e9 de r\u00e9aliser des essais \u00e0 petite \u00e9chelle afin d&#039;optimiser les param\u00e8tres en fonction des exigences sp\u00e9cifiques de la mati\u00e8re premi\u00e8re et du produit final. \u00c0 l&#039;avenir, l&#039;association de broyeurs classificateurs \u00e0 des algorithmes d&#039;optimisation bas\u00e9s sur l&#039;intelligence artificielle devrait permettre de d\u00e9velopper davantage l&#039;utilisation du h-BN dans les secteurs de haute technologie.<\/p><hr class=\"wp-block-separator has-css-opacity is-style-default\"\/><figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"721\" height=\"721\" src=\"https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp\" alt=\"Emily Chen\" class=\"wp-image-14704\" style=\"width:150px;height:150px\" srcset=\"https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp 721w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-300x300.webp 300w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-100x100.webp 100w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-12x12.webp 12w, https:\/\/www.air-classifier-mill.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-600x600.webp 600w\" sizes=\"(max-width: 721px) 100vw, 721px\" \/><\/figure><blockquote class=\"wp-block-quote has-text-align-center is-style-large is-layout-flow wp-block-quote-is-layout-flow\"><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><cite>                                                                                                                                                                               \u2014 Publi\u00e9 par <a href=\"https:\/\/www.linkedin.com\/company\/76603359\/admin\/dashboard\/\">Emily Chen<\/a><\/cite><\/blockquote><hr class=\"wp-block-separator has-css-opacity is-style-default\"\/><div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f14015-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"14015\">\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\/14815#wpcf7-f14015-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\" 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Il est largement utilis\u00e9 en \u00e9lectronique [\u2026]<\/p>","protected":false},"author":1,"featured_media":14817,"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":"","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":[],"class_list":["post-14815","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-company-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to Achieve Submicron Ultrafine Pulverization of Hexagonal Boron Nitride (h-BN) Using an Air Classifier Mill\uff1f - air classifier mill<\/title>\n<meta name=\"description\" content=\"Optimize your hexagonal boron nitride (h-BN) production with advanced ultrafine pulverization and air classifier mill technology. 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