{"id":3610,"date":"2026-01-06T15:34:25","date_gmt":"2026-01-06T07:34:25","guid":{"rendered":"https:\/\/quartz-grinding.epic-powder.com\/?post_type=astra-portfolio&#038;p=3610"},"modified":"2026-01-06T15:34:29","modified_gmt":"2026-01-06T07:34:29","slug":"epic-powder-jet-mill-helps-indian-customers-achieve-precise-grinding-of-ultrafine-silica-powder-with-a-d90-of-9-8%ce%bcm","status":"publish","type":"astra-portfolio","link":"https:\/\/quartz-grinding.epic-powder.com\/fr\/astra-portfolio\/epic-powder-jet-mill-helps-indian-customers-achieve-precise-grinding-of-ultrafine-silica-powder-with-a-d90-of-9-8%ce%bcm\/","title":{"rendered":"Le broyeur \u00e0 jet Epic Powder aide les clients indiens \u00e0 obtenir un broyage pr\u00e9cis de poudre de silice ultrafine avec un d90 de 9,8 \u03bcm."},"content":{"rendered":"<p><strong>Profil du client\u00a0:<\/strong><br>Le client, situ\u00e9 dans le Gujarat en Inde, est un producteur local renomm\u00e9 de sels inorganiques. Face \u00e0 la demande mondiale croissante de charges haute performance \u00e9manant des industries des rev\u00eatements et du caoutchouc, il a souhait\u00e9 optimiser la silice conventionnelle en une poudre ultrafine par broyage de pr\u00e9cision, dans le but d&#039;acc\u00e9der au march\u00e9 haut de gamme.<\/p>\n\n\n\n<p><strong>Principaux d\u00e9fis :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Duret\u00e9 et usure :<\/strong> La silice est abrasive pour les \u00e9quipements, ce qui exige une stabilit\u00e9 op\u00e9rationnelle \u00e0 long terme et une r\u00e9sistance \u00e9lev\u00e9e \u00e0 l&#039;usure.<\/li>\n\n\n\n<li><strong>Limitation de finesse :<\/strong> Le produit fini devait \u00eatre strictement contr\u00f4l\u00e9 \u00e0 <strong>d\u2089\u2080 = 9,8 \u03bcm<\/strong>, sans aucune fuite de particules grossi\u00e8res.<\/li>\n\n\n\n<li><strong>Adaptabilit\u00e9 climatique :<\/strong> En raison des temp\u00e9ratures ambiantes \u00e9lev\u00e9es en Inde, le syst\u00e8me devait poss\u00e9der une excellente capacit\u00e9 de dissipation de chaleur afin d&#039;\u00e9viter l&#039;agglom\u00e9ration des mat\u00e9riaux.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Solution: <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/machines\/\">Poudre \u00e9pique<\/a> <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/machines\/jet-mill\/\">Moulin \u00e0 jet d&#039;air<\/a> Syst\u00e8me<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"750\" height=\"750\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/01\/Ultrafine-Silica-Powder-air-jet-mill.webp\" alt=\"Broyeur \u00e0 jet d&#039;air pour poudre de silice ultrafine\" class=\"wp-image-3611\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/01\/Ultrafine-Silica-Powder-air-jet-mill.webp 750w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/01\/Ultrafine-Silica-Powder-air-jet-mill-300x300.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/01\/Ultrafine-Silica-Powder-air-jet-mill-150x150.webp 150w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/01\/Ultrafine-Silica-Powder-air-jet-mill-12x12.webp 12w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/figure>\n\n\n\n<p>En se basant sur les propri\u00e9t\u00e9s physiques de la silice, Epic Powder a configur\u00e9 une unit\u00e9 de broyage \u00e0 jet central et a proc\u00e9d\u00e9 \u00e0 une optimisation cibl\u00e9e de la r\u00e9sistance \u00e0 l&#039;usure pour l&#039;ensemble du syst\u00e8me.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Choix de l&#039;\u00e9quipement\u00a0: Broyeur \u00e0 jet \u00e0 disque ou broyeur \u00e0 jet \u00e0 lit fluidis\u00e9<\/h3>\n\n\n\n<p>Pour r\u00e9pondre aux exigences de finesse pr\u00e9cises du client, fix\u00e9es \u00e0 9,8 \u03bcm, nous avons s\u00e9lectionn\u00e9 un syst\u00e8me int\u00e9gr\u00e9 de broyage par jet et de classification pour la poudre de silice ultrafine\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tuy\u00e8res supersoniques :<\/strong> L&#039;air \u00e0 haute pression g\u00e9n\u00e8re un flux d&#039;air supersonique, permettant la pulv\u00e9risation rapide des particules de silice gr\u00e2ce \u00e0 des collisions interparticulaires \u00e0 haute fr\u00e9quence.<\/li>\n\n\n\n<li><strong>Classificateur turbo vertical :<\/strong> Une roue classificatrice int\u00e9gr\u00e9e de haute pr\u00e9cision intercepte avec pr\u00e9cision les particules sup\u00e9rieures \u00e0 9,8 \u03bcm et les renvoie dans la zone de broyage, assurant une distribution granulom\u00e9trique extr\u00eamement \u00e9troite.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Fonctionnalit\u00e9s de conception personnalis\u00e9es<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Doublure r\u00e9sistante \u00e0 l&#039;usure\u00a0:<\/strong> Compte tenu de la nature abrasive de la silice, les composants internes critiques (tels que la roue de classification et les buses) ont \u00e9t\u00e9 prot\u00e9g\u00e9s par des rev\u00eatements en c\u00e9ramique d&#039;alumine ou en carbure de tungst\u00e8ne, ce qui a permis d&#039;allonger consid\u00e9rablement les intervalles de maintenance.<\/li>\n\n\n\n<li><strong>Syst\u00e8me de refroidissement am\u00e9lior\u00e9\u00a0:<\/strong> Pour faire face au climat chaud de l&#039;Inde, un syst\u00e8me de refroidissement et de s\u00e9chage \u00e0 air comprim\u00e9 a \u00e9t\u00e9 ajout\u00e9 afin de maintenir une temp\u00e9rature stable dans la chambre de broyage et d&#039;emp\u00eacher l&#039;absorption d&#039;humidit\u00e9 ou l&#039;agglom\u00e9ration thermique de la silice.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Param\u00e8tres de fonctionnement et r\u00e9sultats<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Article<\/th><th>Indice\/R\u00e9sultat du test<\/th><\/tr><\/thead><tbody><tr><td>Mati\u00e8res transform\u00e9es<\/td><td>silice pr\u00e9cipit\u00e9e<\/td><\/tr><tr><td>Finesse finale<\/td><td>d\u2089\u2080 = 9,8 \u03bcm (mesur\u00e9 par un analyseur de taille de particules Malvern)<\/td><\/tr><tr><td>teneur en humidit\u00e9<\/td><td>&lt; 0,5%<\/td><\/tr><tr><td>capacit\u00e9 de production<\/td><td>Atteint 115% de l&#039;objectif pr\u00e9vu par le client<\/td><\/tr><\/tbody><\/table><\/figure>\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\/3610#wpcf7-f16-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" 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