{"id":16396,"date":"2025-12-30T09:14:06","date_gmt":"2025-12-30T09:14:06","guid":{"rendered":"https:\/\/www.epicmicron.com\/?post_type=astra-portfolio&#038;p=16396"},"modified":"2025-12-30T09:14:08","modified_gmt":"2025-12-30T09:14:08","slug":"ultrafine-alumina-grinding-jet-mill-production-line-in-sichuan","status":"publish","type":"astra-portfolio","link":"https:\/\/www.epicmicron.com\/fr\/cases\/ultrafine-alumina-grinding-jet-mill-production-line-in-sichuan\/","title":{"rendered":"Ligne de production de broyeurs \u00e0 jet d&#039;air pour alumine ultrafine au Sichuan"},"content":{"rendered":"<p>A high-tech materials manufacturer required ultrafine alumina (Al\u2082O\u2083) powder for advanced ceramic and electronic applications. The key requirements included very fine particle size, narrow distribution, high purity, and minimal contamination. Due to the hardness and brittleness of alumina, conventional mechanical grinding methods could not meet the customer\u2019s quality expectations. Epic Powder was selected to provide a jet mill grinding solution to produc alumina for the client.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/12\/IMG_20250729_154329-1024x768.webp\" alt=\"\" class=\"wp-image-16397\" style=\"width:860px;height:auto\" srcset=\"https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/12\/IMG_20250729_154329-1024x768.webp 1024w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/12\/IMG_20250729_154329-300x225.webp 300w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/12\/IMG_20250729_154329-768x576.webp 768w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/12\/IMG_20250729_154329-1536x1152.webp 1536w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/12\/IMG_20250729_154329-2048x1536.webp 2048w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/12\/IMG_20250729_154329-16x12.webp 16w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/12\/IMG_20250729_154329-scaled-600x450.webp 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>La mati\u00e8re premi\u00e8re \u00e9tait de l&#039;alumine de haute puret\u00e9 (Al\u2082O\u2083) d&#039;une duret\u00e9 Mohs sup\u00e9rieure \u00e0 9. Le client a insist\u00e9 sur l&#039;importance d&#039;un traitement sans contamination et d&#039;une granulom\u00e9trie \u00e9troite pour garantir des performances constantes en aval. Apr\u00e8s \u00e9valuation technique, Epic Powder a s\u00e9lectionn\u00e9 une solution <strong>broyeur \u00e0 jet \u00e0 lit fluidis\u00e9<\/strong>, ce qui est particuli\u00e8rement adapt\u00e9 \u00e0 <strong>broyage de poudre ultrafine<\/strong> de mat\u00e9riaux durs.<\/p>\n\n\n\n<p>Lors du processus de production, l&#039;air comprim\u00e9 est d&#039;abord filtr\u00e9 et s\u00e9ch\u00e9 avant d&#039;\u00eatre introduit dans le broyeur \u00e0 jet. La poudre d&#039;alumine est ensuite achemin\u00e9e vers la chambre de broyage, o\u00f9 un flux d&#039;air \u00e0 grande vitesse acc\u00e9l\u00e8re les particules. Ce flux d&#039;air provoque d&#039;intenses collisions entre les particules, permettant ainsi une r\u00e9duction de leur taille, sans recourir \u00e0 un impact m\u00e9canique. Un classificateur dynamique interne contr\u00f4le avec pr\u00e9cision la finesse finale et permet aux particules ultrafines conformes de sortir du syst\u00e8me, tandis que les particules trop grosses sont automatiquement renvoy\u00e9es pour un broyage ult\u00e9rieur. Ce syst\u00e8me enti\u00e8rement clos garantit un fonctionnement propre, stable et fiable.<\/p>\n\n\n\n<p>Apr\u00e8s la mise en service et l&#039;optimisation des param\u00e8tres, le syst\u00e8me de broyage \u00e0 jet a permis d&#039;obtenir des r\u00e9sultats de production stables. Le produit final a atteint une granulom\u00e9trie de <strong>D97 = 2,07 \u03bcm<\/strong>, avec une production constante de <strong>130 kg\/h<\/strong>. La poudre d&#039;alumine ultrafine a pr\u00e9sent\u00e9 une distribution granulom\u00e9trique \u00e9troite et aucune contamination m\u00e9tallique d\u00e9tectable, r\u00e9pondant pleinement aux exigences techniques du client.<\/p>\n\n\n\n<p>Ce projet d\u00e9montre <a href=\"https:\/\/www.epicmicron.com\/fr\/products\/\">Poudre \u00e9pique<\/a>\u2019la solide expertise de <strong>technologie de broyage \u00e0 jet d&#039;air, broyage d&#039;alumine et traitement des poudres ultrafines<\/strong>, offrant des solutions fiables et efficaces pour l&#039;application de mat\u00e9riaux haut de gamme.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">Param\u00e8tres techniques\u00a0:<\/h2>\n\n\n\n<p><strong>Mat\u00e9riel:<\/strong> Alumine<\/p>\n\n\n\n<p><strong>Taille des particules :<\/strong> D97 = 2,07 \u03bcm<\/p>\n\n\n\n<p><strong>Sortir: <\/strong>130 kg\/h<\/p>","protected":false},"featured_media":16397,"template":"","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":"","ast-disable-related-posts":"","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":""}}},"astra-portfolio-categories":[45],"astra-portfolio-other-categories":[],"astra-portfolio-tags":[],"class_list":["post-16396","astra-portfolio","type-astra-portfolio","status-publish","has-post-thumbnail","hentry","astra-portfolio-categories-fine-chemical"],"astra-site-call-to-action":"","astra-site-open-in-new-tab":0,"astra-site-open-portfolio-in":"new-tab","astra-site-url":"","thumbnail-image-url":null,"thumbnail-image-meta":{"alt":"","title":""},"lightbox-image-url":null,"portfolio-type":"page","portfolio-video-url":"","request_time":0.08081197738647461,"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - 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