{"id":3768,"date":"2026-07-31T15:14:36","date_gmt":"2026-07-31T07:14:36","guid":{"rendered":"https:\/\/quartz-grinding.epic-powder.com\/?p=3768"},"modified":"2026-07-31T15:14:39","modified_gmt":"2026-07-31T07:14:39","slug":"quartz-powder-mesh-sizes-what-are-their-uses-from-20-mesh-to-3000-mesh","status":"publish","type":"post","link":"https:\/\/quartz-grinding.epic-powder.com\/fr\/quartz-powder-mesh-sizes-what-are-their-uses-from-20-mesh-to-3000-mesh\/","title":{"rendered":"Granulom\u00e9trie de la poudre de quartz\u00a0: quelles sont ses utilisations, de 20 mesh \u00e0 3000 mesh\u00a0?"},"content":{"rendered":"<p>Toute personne impliqu\u00e9e dans l&#039;approvisionnement ou la production <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/\">poudre de quartz<\/a> Il conna\u00eet cette dure r\u00e9alit\u00e9\u00a0: choisir une taille de maille inadapt\u00e9e, c\u2019est l\u2019\u00e9chec assur\u00e9. Une maille trop grossi\u00e8re engendre des moulages imparfaits ou des bulles dans les dalles de pierre synth\u00e9tique\u00a0; une maille trop fine, c\u2019est le blocage des lignes de production et le doublement des co\u00fbts.<\/p>\n\n\n\n<p>Mais que se passe-t-il r\u00e9ellement ? <em>est<\/em> \u00ab Taille de maille \u00bb\u00a0? \u00c0 quoi servent concr\u00e8tement les mailles de 325, 800 et 2000\u00a0? Ce guide pr\u00e9sente en un seul endroit les diff\u00e9rentes tailles de maille, les granulom\u00e9tries et leurs applications pratiques.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"532\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ultrafine-quartz-powder.webp\" alt=\"poudre de quartz ultrafine\" class=\"wp-image-3548\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ultrafine-quartz-powder.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ultrafine-quartz-powder-300x200.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ultrafine-quartz-powder-768x511.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Ultrafine-quartz-powder-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">poudre de quartz ultrafine<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Premiers pas\u00a0: Comprendre la taille de la maille<\/h2>\n\n\n\n<p>Le terme \u00ab maille \u00bb d\u00e9signe le nombre d&#039;ouvertures d&#039;un tamis par pouce lin\u00e9aire (surface de 1\u00d71 pouce). Par exemple, <strong>200 mailles<\/strong> signifie que le mat\u00e9riau passe \u00e0 travers un tamis comportant 200 ouvertures par pouce.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>R\u00e8gle d&#039;or :<\/strong> Plus le num\u00e9ro de maille est \u00e9lev\u00e9, plus la particule est fine ; plus le num\u00e9ro de maille est bas, plus la particule est grossi\u00e8re.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">R\u00e8gle g\u00e9n\u00e9rale de classification industrielle<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u2264 120 Mesh :<\/strong> G\u00e9n\u00e9ralement appel\u00e9 <strong>\u00ab Sable de quartz. \u00bb<\/strong><\/li>\n\n\n\n<li><strong>&gt; 120 Mesh :<\/strong> Strictement appel\u00e9 <strong>\u00ab Poudre de quartz \u00bb<\/strong> (\u00e9galement connue sous le nom de poudre de silice \/ micro-silice).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Propri\u00e9t\u00e9s cl\u00e9s du quartz<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Composant principal :<\/strong> SiO2<\/li>\n\n\n\n<li><strong>Duret\u00e9 Mohs :<\/strong> 7<\/li>\n\n\n\n<li><strong>Densit\u00e9:<\/strong> 2,65 g\/cm3<\/li>\n\n\n\n<li><strong>Point de fusion:<\/strong> 1650\u20131750 \u00b0C<\/li>\n\n\n\n<li><strong>Caract\u00e9ristiques:<\/strong> R\u00e9sistant aux acides et aux alcalis, isolant \u00e9lectrique, faible coefficient de dilatation thermique.<\/li>\n\n\n\n<li><strong>Degr\u00e9s de puret\u00e9\u00a0:<\/strong>\n<ul class=\"wp-block-list\">\n<li>Ordinaire (90\u201399%)<\/li>\n\n\n\n<li>Raffin\u00e9 (99\u201399,5%)<\/li>\n\n\n\n<li>Haute puret\u00e9 (99,5\u201399,9%)<\/li>\n\n\n\n<li>Puret\u00e9 ultra-\u00e9lev\u00e9e (\u2265 99,99%)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Tableau de r\u00e9f\u00e9rence rapide de la taille des particules par maille<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><td><strong>Taille des mailles<\/strong><\/td><td><strong>Taille des particules (\u03bcm)<\/strong><\/td><td><strong>Application industrielle courante<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>20\u201360 mailles<\/strong><\/td><td>0,25-0,85 mm<\/td><td>Sable grossier<\/td><\/tr><tr><td><strong>60\u2013120 mailles<\/strong><\/td><td>0,125-0,25 mm<\/td><td>sable moyen<\/td><\/tr><tr><td><strong>200\u2013325 mailles<\/strong><\/td><td>45-125 \u00b5m<\/td><td>sable fin<\/td><\/tr><tr><td><strong>600\u2013800 mailles<\/strong><\/td><td>18-45 \u00b5m<\/td><td>Poudre microcristalline<\/td><\/tr><tr><td><strong>1250\u20132000 mailles<\/strong><\/td><td>6,5-10 \u00b5m<\/td><td>Poudre ultrafine<\/td><\/tr><tr><td><strong>3000 Mesh+<\/strong><\/td><td>\u22645 \u00b5m<\/td><td>Qualit\u00e9 \u00e9lectronique\/Quasi-nanom\u00e9trique<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><em>Remarque\u00a0: Les qualit\u00e9s commerciales courantes se situent g\u00e9n\u00e9ralement autour de 325, 600, 800, 1250 et 2000 mesh. Les poudres de 3000 mesh et les poudres nanom\u00e9triques peuvent \u00eatre produites sur mesure.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">R\u00e9partition des applications par plage de maille<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. 20\u2013120 Mesh (Segment de sable grossier \u00e0 moyen)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"401\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-sand.webp\" alt=\"sable de quartz\" class=\"wp-image-3770\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-sand.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-sand-300x150.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-sand-768x385.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-sand-18x9.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><em>Utilisations principales : Moulage, dalles de pierre synth\u00e9tique, traitement de l&#039;eau, sablage.<\/em><\/p>\n\n\n\n<p>Bien que techniquement class\u00e9 comme \u00ab sable \u00bb, ce segment partage la m\u00eame cha\u00eene d&#039;approvisionnement en amont et est fr\u00e9quemment utilis\u00e9 en m\u00eame temps que la poudre de quartz.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pi\u00e8ces moul\u00e9es de grande taille (20\u201360 mesh)\u00a0:<\/strong> Offre une perm\u00e9abilit\u00e9 \u00e9lev\u00e9e et de bonnes propri\u00e9t\u00e9s de d\u00e9formation.<\/li>\n\n\n\n<li><strong>Moulage de pr\u00e9cision \/ Moulage \u00e0 perte (maille 60\u2013120)\u00a0:<\/strong> Permet d&#039;obtenir une surface de coul\u00e9e lisse.<\/li>\n\n\n\n<li><strong>Dalles de quartz artificiel :<\/strong> Utilise un granulat de sable de 80 \u00e0 120 mesh comme agr\u00e9gat principal, combin\u00e9 \u00e0 du sable grossier de 40 \u00e0 60 mesh et \u00e0 de la poudre fine de 150 \u00e0 200 mesh pour \u00e9quilibrer la r\u00e9sistance, la densit\u00e9 et la finition.<\/li>\n\n\n\n<li><strong>Filtration pour le traitement de l&#039;eau :<\/strong> Utilise une maille de 20 \u00e0 80. La maille de 20 \u00e0 40 sert de couche de support inf\u00e9rieure, la maille de 40 \u00e0 80 assure une filtration fine et les syst\u00e8mes d&#039;eau pure utilisent une maille de 80 \u00e0 120.<\/li>\n\n\n\n<li><strong>Sablage \/ Gazon artificiel :<\/strong> Utilise un tamis de 10 \u00e0 40 mesh.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. 200\u2013400 Mesh (segment de poudre fine d&#039;entr\u00e9e de gamme)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"437\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-200-400-Mesh.webp\" alt=\"Poudre de quartz 200-400 mesh\" class=\"wp-image-3771\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-200-400-Mesh.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-200-400-Mesh-300x164.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-200-400-Mesh-768x420.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-200-400-Mesh-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><em>Utilisations principales : C\u00e9ramique, verre, construction, poudres de moulage.<\/em><\/p>\n\n\n\n<p>Le franchissement du seuil de 120 mesh vous am\u00e8ne dans le territoire de la v\u00e9ritable poudre de quartz.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u00e9ramiques et mat\u00e9riaux r\u00e9fractaires\u00a0:<\/strong> Utilise couramment une poudre raffin\u00e9e de 325 mesh (r\u00e9sistante \u00e0 la chaleur jusqu&#039;\u00e0 1600\u00b0C+) pour les corps crus, les \u00e9maux et les briques r\u00e9fractaires.<\/li>\n\n\n\n<li><strong>Verre flott\u00e9, bouteilles en verre et fibre de verre\u00a0:<\/strong> Utilise une poudre de haute puret\u00e9 (SiO2 \u2265 99,5%, Fe2O3 \u2264 0,02%) comme mati\u00e8re premi\u00e8re principale.<\/li>\n\n\n\n<li><strong>Infrastructures de construction :<\/strong> Granulom\u00e9trie de 100 \u00e0 200 mesh m\u00e9lang\u00e9e \u00e0 du sable standard pour b\u00e9ton \u00e0 haute r\u00e9sistance, chauss\u00e9es perm\u00e9ables et agr\u00e9gats de sol.<\/li>\n\n\n\n<li><strong>Moulage de pr\u00e9cision (niveau de poudre) :<\/strong> Le sable de moulage et le sablage abrasif de 200 \u00e0 325 mesh sont utilis\u00e9s pour \u00e9viter les piq\u00fbres dans les pi\u00e8ces moul\u00e9es finies.<\/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\/\">325\u2013800 mailles<\/a> (Segment courant des micro-poudres)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"453\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-325-800mesh.webp\" alt=\"poudre de quartz 325-800 mesh\" class=\"wp-image-3772\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-325-800mesh.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-325-800mesh-300x170.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-325-800mesh-768x435.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-325-800mesh-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><em>Principales utilisations\u00a0: pierre artificielle, rev\u00eatements, verre photovolta\u00efque, caoutchouc et plastiques.<\/em><\/p>\n\n\n\n<p>Il s&#039;agit du segment \u00e0 plus fort volume, o\u00f9 l&#039;\u00e9cart de prix entre le \u00ab sable \u00bb et la \u00ab poudre \u00bb se creuse consid\u00e9rablement.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Dalles de quartz artificiel \/ Marbre :<\/strong> Utilisations <strong>325\u2013800 mesh<\/strong> poudre ultra-blanche (Blancheur \u2265 95 pour \u00e9viter le transfert de couleur, les rayures et la d\u00e9formation.<\/li>\n\n\n\n<li><strong>Verre photovolta\u00efque (PV) :<\/strong> Utilisations <strong>325\u2013800 mesh<\/strong> micro-poudre n\u00e9cessitant SiO\u2082\u226599,8%.<\/li>\n\n\n\n<li><strong>D\u00e9coupe\/polissage de plaquettes de silicium\u00a0:<\/strong> Utilisations <strong>maille de 800<\/strong>, avec des exigences de puret\u00e9 strictes.<\/li>\n\n\n\n<li><strong>Peintures et encres :<\/strong> Utilise un grain de 600 pour am\u00e9liorer la duret\u00e9 du film, sa r\u00e9sistance aux intemp\u00e9ries et au poudrage. Largement utilis\u00e9 dans les rev\u00eatements muraux ext\u00e9rieurs et les peintures anticorrosion.<\/li>\n\n\n\n<li><strong>Charges en caoutchouc et en plastique :<\/strong> Il am\u00e9liore la r\u00e9sistance \u00e0 l&#039;usure, agit comme agent de renforcement et r\u00e9duit les co\u00fbts de production.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. <a href=\"https:\/\/quartz-grinding.epic-powder.com\/fr\/machines\/jet-mill\/\">1250\u20133000 mailles<\/a> (Segment ultra-fin \/ de qualit\u00e9 \u00e9lectronique)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"393\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-1250-3000-mesh.webp\" alt=\"Poudre de quartz, granulom\u00e9trie 1250-3000 mesh\" class=\"wp-image-3773\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-1250-3000-mesh.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-1250-3000-mesh-300x147.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-1250-3000-mesh-768x377.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/quartz-powder-1250-3000-mesh-18x9.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><em>Principales utilisations : semi-conducteurs, conditionnement de circuits int\u00e9gr\u00e9s, c\u00e9ramiques haut de gamme.<\/em><\/p>\n\n\n\n<p>\u00c0 ce niveau de finesse, <strong>La puret\u00e9 compte encore plus que la taille des mailles.<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Emballages \u00e9lectroniques et stratifi\u00e9s cuivr\u00e9s haute fr\u00e9quence (CCL)\u00a0:<\/strong> Autour <strong>3000 mailles<\/strong> avec SiO\u2082\u226599,99% ; agit comme charge fonctionnelle de base dans l&#039;encapsulation des semi-conducteurs.<\/li>\n\n\n\n<li><strong>Composants semi-conducteurs\u00a0:<\/strong> <strong>1200\u20132000 mailles<\/strong> utilis\u00e9 pour les creusets en quartz, les nacelles en quartz et les mat\u00e9riaux d&#039;encapsulation de puces.<\/li>\n\n\n\n<li><strong>Fibres optiques et c\u00e9ramiques avanc\u00e9es\u00a0:<\/strong> N\u00e9cessite des qualit\u00e9s sp\u00e9ciales d&#039;une puret\u00e9 ultra-\u00e9lev\u00e9e.<\/li>\n\n\n\n<li><strong>Verrerie de laboratoire haute temp\u00e9rature\u00a0:<\/strong> Utilis\u00e9 pour la fabrication de creusets et de tubes en quartz capables de r\u00e9sister \u00e0 des temp\u00e9ratures sup\u00e9rieures \u00e0 1700 \u00b0C.<\/li>\n\n\n\n<li><strong>Composants a\u00e9rospatiaux :<\/strong> Qualit\u00e9s de puret\u00e9 ultra-\u00e9lev\u00e9e sur mesure pour l&#039;isolation haute temp\u00e9rature et les composants pi\u00e9zo\u00e9lectriques.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u26a0\ufe0f <strong>Pi\u00e8ge courant\u00a0:<\/strong> Le respect des exigences de granulom\u00e9trie sans contr\u00f4le de la teneur en fer (Fe\u2082O\u2083) entra\u00eenera toujours le rejet par les fabricants de semi-conducteurs. Les sp\u00e9cifications pour l&#039;\u00e9lectronique \u00e9valuent trois param\u00e8tres\u00a0: granulom\u00e9trie + puret\u00e9 + traces d&#039;ions alcalins (Na\/K).<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Principaux enseignements en mati\u00e8re d&#039;approvisionnement<\/h2>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Distribution granulom\u00e9trique (PSD)<\/strong> La qualit\u00e9 de la granulom\u00e9trie est plus importante que le simple num\u00e9ro de maille. Une distribution uniforme des particules assure un \u00e9coulement r\u00e9gulier, pr\u00e9vient le colmatage et simplifie le frittage ou le m\u00e9lange.<\/li>\n\n\n\n<li><strong>M\u00e9lange de tailles de particules<\/strong> (par exemple, combiner 40 + 80 + 150 mesh dans les recettes de plaques) permet d&#039;obtenir une densit\u00e9 de tassement plus serr\u00e9e et emp\u00eache mieux les fissures ou l&#039;affaissement que l&#039;utilisation d&#039;une seule taille.<\/li>\n\n\n\n<li>La poudre de quartz n&#039;est pas automatiquement meilleure lorsqu&#039;elle est plus fine, ni moins ch\u00e8re lorsqu&#039;elle est plus grossi\u00e8re.\n<ul class=\"wp-block-list\">\n<li>Les gammes \u00e0 gros grains privil\u00e9gient la perm\u00e9abilit\u00e9 et la r\u00e9sistance.<\/li>\n\n\n\n<li>Les gammes moyennes se concentrent sur la blancheur et la perte au feu (LOI).<\/li>\n\n\n\n<li>Les gammes ultra-fines privil\u00e9gient la puret\u00e9 et les ions traces.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p><strong>Suivez toujours cette s\u00e9quence de s\u00e9lection\u00a0:<\/strong> D\u00e9terminer d&#039;abord l&#039;application <strong>\u2192<\/strong> s\u00e9lectionner la plage de mailles <strong>\u2192<\/strong> Pr\u00e9cisez le degr\u00e9 de puret\u00e9 requis.<\/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=\"360\" height=\"360\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen.webp\" alt=\"Emily Chen\" class=\"wp-image-3761\" style=\"width:150px;height:150px\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen.webp 360w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen-300x300.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen-150x150.webp 150w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2026\/07\/Emily-Chen-12x12.webp 12w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/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\/3768#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\/3768#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>Quiconque travaille dans l&#039;approvisionnement ou la production de poudre de quartz conna\u00eet cette dure r\u00e9alit\u00e9\u00a0: un mauvais choix de granulom\u00e9trie, et tout le projet est vou\u00e9 \u00e0 l&#039;\u00e9chec. Une granulom\u00e9trie trop grossi\u00e8re donne des moulages imparfaits ou des bulles dans les dalles de pierre synth\u00e9tique\u00a0; une granulom\u00e9trie trop fine, et les lignes de production s&#039;engorgent, faisant doubler les co\u00fbts. Mais qu&#039;entend-on exactement par \u00ab\u00a0granulom\u00e9trie\u00a0\u00bb\u00a0? [\u2026]<\/p>","protected":false},"author":1,"featured_media":3772,"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 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