{"id":3692,"date":"2026-03-27T14:20:12","date_gmt":"2026-03-27T06:20:12","guid":{"rendered":"https:\/\/quartz-grinding.epic-powder.com\/?post_type=astra-portfolio&#038;p=3692"},"modified":"2026-03-27T14:20:15","modified_gmt":"2026-03-27T06:20:15","slug":"small-jet-mill-for-high-purity-quartz-hpq-ultra-fine-grinding-for-a-u-s-client","status":"publish","type":"astra-portfolio","link":"https:\/\/quartz-grinding.epic-powder.com\/fr\/astra-portfolio\/small-jet-mill-for-high-purity-quartz-hpq-ultra-fine-grinding-for-a-u-s-client\/","title":{"rendered":"Broyeur \u00e0 jet d&#039;air de petite taille pour le broyage ultrafin de quartz de haute puret\u00e9 (HPQ) destin\u00e9 \u00e0 un client am\u00e9ricain"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Contexte du projet<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Emplacement du client\u00a0:<\/strong> \u00c9tats-Unis<\/li>\n\n\n\n<li><strong>Mat\u00e9riaux trait\u00e9s :<\/strong> Quartz de haute puret\u00e9 (HPQ)<\/li>\n\n\n\n<li><strong>Exigence fondamentale :<\/strong> Le client avait besoin de moudre son <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/\">quartz de haute puret\u00e9<\/a> Le minerai est transform\u00e9 en une poudre ultrafine avec une taille de particule m\u00e9diane de D50 = 3,2 \u03bcm. \u00c9tant donn\u00e9 que le produit final serait utilis\u00e9 dans les semi-conducteurs, le photovolta\u00efque ou les communications optiques, le client a impos\u00e9 des exigences extr\u00eamement \u00e9lev\u00e9es en mati\u00e8re de protection contre l&#039;usure des \u00e9quipements (pour \u00e9viter la contamination m\u00e9tallique) et de maintien d&#039;une distribution granulom\u00e9trique \u00e9troite.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Solution technique et s\u00e9lection d&#039;\u00e9quipement<\/h2>\n\n\n\n<p>Compte tenu de la duret\u00e9 \u00e9lev\u00e9e du quartz de haute puret\u00e9 (duret\u00e9 Mohs 7) et des exigences strictes en mati\u00e8re de puret\u00e9, <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/contact\/\">Poudre \u00e9pique<\/a> s\u00e9lectionn\u00e9 <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/machines\/jet-mill\/\">petit moulin \u00e0 jet<\/a> syst\u00e8me pour projet de broyage ultrafin de quartz de haute puret\u00e9 (HPQ).<\/p>\n\n\n\n<p><strong>Param\u00e8tres techniques cl\u00e9s\u00a0:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Type d&#039;\u00e9quipement :<\/strong> Broyeur \u00e0 jet (type lit fluidis\u00e9)<\/li>\n\n\n\n<li><strong>Capacit\u00e9:<\/strong> 60 kg\/h<\/li>\n\n\n\n<li><strong>Taille cible des particules\u00a0:<\/strong> D50 = 3,2 \u03bcm<\/li>\n\n\n\n<li><strong>Mat\u00e9riau de la doublure :<\/strong> Protection int\u00e9grale en c\u00e9ramique (alumine\/carbure de silicium) pour garantir l&#039;absence de contact avec le m\u00e9tal.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"609\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/Small-Jet-Mill-for-High-Purity-Quartz-HPQ-Ultra-Fine-Grinding.webp\" alt=\"Broyeur \u00e0 jet d&#039;air compact pour le broyage ultrafin du quartz de haute puret\u00e9 (HPQ).\" class=\"wp-image-3694\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/Small-Jet-Mill-for-High-Purity-Quartz-HPQ-Ultra-Fine-Grinding.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/Small-Jet-Mill-for-High-Purity-Quartz-HPQ-Ultra-Fine-Grinding-300x228.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/Small-Jet-Mill-for-High-Purity-Quartz-HPQ-Ultra-Fine-Grinding-768x585.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/03\/Small-Jet-Mill-for-High-Purity-Quartz-HPQ-Ultra-Fine-Grinding-16x12.webp 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Analyse des avantages du processus<\/h2>\n\n\n\n<p>L&#039;\u00e9quipement a d\u00e9montr\u00e9 trois avantages principaux dans cette t\u00e2che de broyage de quartz.<\/p>\n\n\n\n<p><strong>Technologie d&#039;auto-aff\u00fbtage\u00a0:<\/strong><br>Le broyeur \u00e0 jet utilise de l&#039;air comprim\u00e9 \u00e0 grande vitesse pour provoquer des collisions entre les particules. Contrairement aux broyeurs \u00e0 boulets, il ne n\u00e9cessite pas de billes de broyage, ce qui r\u00e9duit consid\u00e9rablement le risque d&#039;introduction d&#039;impuret\u00e9s externes.<\/p>\n\n\n\n<p><strong>Classification pr\u00e9cise :<\/strong><br>Le broyeur est \u00e9quip\u00e9 d&#039;un syst\u00e8me de classification par turbine de haute pr\u00e9cision int\u00e9gr\u00e9. En ajustant la vitesse de la roue de classification, le D50 peut \u00eatre maintenu de mani\u00e8re stable \u00e0 3,2 \u03bcm. Gr\u00e2ce \u00e0 cette classification pr\u00e9cise, la proportion de poussi\u00e8res ultrafines et de particules grossi\u00e8res dans la poudre est minimis\u00e9e.<\/p>\n\n\n\n<p><strong>Traitement \u00e0 basse temp\u00e9rature\u00a0:<\/strong><br>L&#039;air comprim\u00e9 subit une d\u00e9tente adiabatique au niveau de la buse, produisant un refroidissement qui compense la chaleur g\u00e9n\u00e9r\u00e9e lors du broyage. Ceci emp\u00eache l&#039;agglom\u00e9ration de la poudre de quartz due aux hautes temp\u00e9ratures et pr\u00e9serve les propri\u00e9t\u00e9s physiques du mat\u00e9riau.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">R\u00e9sultats op\u00e9rationnels<\/h2>\n\n\n\n<p>Apr\u00e8s la mise en service et les essais sur site, la ligne de production de broyage ultrafin du quartz de haute puret\u00e9 (HPQ) \u00e0 petit broyeur \u00e0 jet a permis d&#039;obtenir les r\u00e9sultats suivants\u00a0:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Indicateur<\/th><th>Exigence du client<\/th><th>R\u00e9sultat r\u00e9el<\/th><\/tr><\/thead><tbody><tr><td>Taille moyenne des particules (D50)<\/td><td>3,2 \u03bcm<\/td><td>3,18 \u03bcm<\/td><\/tr><tr><td>Sortir<\/td><td>60 kg\/h<\/td><td>62,5 kg\/h<\/td><\/tr><tr><td>Augmentation du m\u00e9tal (Fe)<\/td><td>&lt; 5 ppm<\/td><td>Non d\u00e9tect\u00e9 (ND)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">5. Conclusion<\/h2>\n\n\n\n<p>Gr\u00e2ce \u00e0 la pr\u00e9cision du traitement offert par le petit broyeur \u00e0 jet d&#039;Epic Powder, ce client am\u00e9ricain a transform\u00e9 avec succ\u00e8s du quartz de haute puret\u00e9, issu de sable grossier, en une poudre ultrafine. L&#039;\u00e9quipement a non seulement parfaitement r\u00e9pondu aux exigences de rendement et de granulom\u00e9trie, mais a \u00e9galement r\u00e9solu les probl\u00e8mes r\u00e9currents d&#039;usure et de contamination li\u00e9s au traitement des mat\u00e9riaux de haute duret\u00e9 gr\u00e2ce \u00e0 son rev\u00eatement c\u00e9ramique int\u00e9gral. On obtient ainsi un mat\u00e9riau de base de haute qualit\u00e9 pour la production ult\u00e9rieure de quartz fondu ou de quartz synth\u00e9tique.<\/p>\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\/astra-portfolio\/3692#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\/astra-portfolio\/3692#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\" 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