{"id":16350,"date":"2026-02-24T03:47:28","date_gmt":"2026-02-24T03:47:28","guid":{"rendered":"http:\/\/quartz-grinding.com\/?p=16350"},"modified":"2026-02-24T04:01:59","modified_gmt":"2026-02-24T04:01:59","slug":"7-innovative-quartz-purification-processes-you-need-to-know","status":"publish","type":"post","link":"https:\/\/www.quartz-grinding.com\/fr\/7-innovative-quartz-purification-processes-you-need-to-know\/","title":{"rendered":"7 proc\u00e9d\u00e9s innovants de purification du quartz que vous devez conna\u00eetre"},"content":{"rendered":"<p>En tant que sp\u00e9cialiste du march\u00e9 chez EPIC Powder, je comprends l&#039;importance de rester \u00e0 la pointe des technologies de transformation des mat\u00e9riaux. Pour les clients du secteur du quartz de haute puret\u00e9, la ma\u00eetrise des m\u00e9thodes de purification les plus r\u00e9centes est essentielle \u00e0 la production de produits de qualit\u00e9 sup\u00e9rieure. Aujourd&#039;hui, nous vous pr\u00e9sentons sept techniques de purification du quartz de pointe qui fa\u00e7onnent l&#039;avenir de ce secteur.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"578\" height=\"367\" src=\"http:\/\/quartz-grinding.com\/wp-content\/uploads\/2026\/02\/quartz-purification.webp\" alt=\"purification du quartz\" class=\"wp-image-16360\" style=\"aspect-ratio:1.5749759098658365;width:672px;height:auto\" srcset=\"https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2026\/02\/quartz-purification.webp 578w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2026\/02\/quartz-purification-300x190.webp 300w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2026\/02\/quartz-purification-18x12.webp 18w\" sizes=\"(max-width: 578px) 100vw, 578px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0693e3\" class=\"has-inline-color\">1. Traitement sous vide \u00e0 haute temp\u00e9rature<\/mark><\/h2>\n\n\n\n<p>Ce proc\u00e9d\u00e9 consiste \u00e0 chauffer du quartz \u00e0 plus de 1000 \u00b0C sous vide \u00e0 une pression de 0,01 MPa. La diff\u00e9rence de pression importante entre l&#039;int\u00e9rieur et l&#039;ext\u00e9rieur des inclusions gaz-liquide provoque leur \u00e9clatement. Simultan\u00e9ment, l&#039;environnement sous vide \u00e0 haute temp\u00e9rature permet d&#039;\u00e9liminer efficacement les groupes hydroxyle du sable de quartz.<\/p>\n\n\n\n<p>Lors d&#039;une cuisson \u00e0 haute temp\u00e9rature, le r\u00e9seau cristallin du quartz subit une transformation. Il passe de la phase \u03b1 \u00e0 la phase \u03b2 \u00e0 basse temp\u00e9rature, puis, avec une augmentation suppl\u00e9mentaire de la temp\u00e9rature, il peut se transformer en cristobalite. Cette transformation du r\u00e9seau cristallin r\u00e9sulte de modifications des angles de liaison Si-O. Lorsque le r\u00e9seau se d\u00e9forme, son volume varie, perturbant ainsi l&#039;\u00e9quilibre structural initial du cristal de quartz. Les impuret\u00e9s m\u00e9talliques pr\u00e9sentes dans le r\u00e9seau deviennent instables, subissent une agitation thermique, diffusent vers la surface du cristal et finissent par se vaporiser.<\/p>\n\n\n\n<p>De plus, dans ces conditions, les inclusions gaz-liquide se dilatent thermiquement. La d\u00e9formation du r\u00e9seau cristallin du quartz et la variation de son volume entra\u00eenent la rupture de ces inclusions, lib\u00e9rant ainsi les impuret\u00e9s qu&#039;elles contiennent. Sous l&#039;effet de la diff\u00e9rence de concentration, ces impuret\u00e9s se vaporisent et sont \u00e9limin\u00e9es, permettant ainsi la purification.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"745\" height=\"367\" src=\"http:\/\/quartz-grinding.com\/wp-content\/uploads\/2026\/02\/Diagram-of-high-temperature-vacuum-calcination-apparatus.webp\" alt=\"\" class=\"wp-image-16352\" style=\"aspect-ratio:2.030050083472454;width:831px;height:auto\" srcset=\"https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2026\/02\/Diagram-of-high-temperature-vacuum-calcination-apparatus.webp 745w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2026\/02\/Diagram-of-high-temperature-vacuum-calcination-apparatus-300x148.webp 300w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2026\/02\/Diagram-of-high-temperature-vacuum-calcination-apparatus-18x9.webp 18w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2026\/02\/Diagram-of-high-temperature-vacuum-calcination-apparatus-600x296.webp 600w\" sizes=\"(max-width: 745px) 100vw, 745px\" \/><figcaption class=\"wp-element-caption\"><strong>Sch\u00e9ma d&#039;un appareil de torr\u00e9faction sous vide \u00e0 haute temp\u00e9rature<\/strong><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0693e3\" class=\"has-inline-color\">2. Grillage par chloration<\/mark><\/h2>\n\n\n\n<p>Le grillage par chloration, \u00e9galement appel\u00e9 d\u00e9gazage par chloration, exploite le gradient de potentiel chimique cr\u00e9\u00e9 par le chlore gazeux \u00e0 haute concentration entre la surface et l&#039;int\u00e9rieur des particules pour \u00e9liminer les inclusions gaz-liquides. Les impuret\u00e9s telles que les m\u00e9taux alcalins, les m\u00e9taux alcalino-terreux et les inclusions r\u00e9siduelles pr\u00e9sentes \u00e0 la surface des particules de quartz r\u00e9agissent avec le chlore gazeux \u00e0 haute temp\u00e9rature pour former des chlorures gazeux. Compar\u00e9s \u00e0 d&#039;autres ions m\u00e9talliques, l&#039;aluminium et le bore pr\u00e9sentent une r\u00e9activit\u00e9 plus faible. Le flux d&#039;air \u00e0 haute temp\u00e9rature emporte ces chlorures volatils, permettant ainsi une purification pouss\u00e9e.<\/p>\n\n\n\n<p>Il s&#039;agit d&#039;un proc\u00e9d\u00e9 de purification pouss\u00e9e caract\u00e9ris\u00e9 par des co\u00fbts \u00e9lev\u00e9s, une capacit\u00e9 de traitement limit\u00e9e et certains risques pour la s\u00e9curit\u00e9. Actuellement, seules quelques entreprises dans le monde, comme l&#039;am\u00e9ricaine Sibelco, ont r\u00e9ussi \u00e0 industrialiser cette technologie.<\/p>\n\n\n\n<p>La mati\u00e8re premi\u00e8re utilis\u00e9e pour ce proc\u00e9d\u00e9 doit r\u00e9pondre \u00e0 des exigences strictes. Il s&#039;agit g\u00e9n\u00e9ralement de sable de quartz purifi\u00e9 par des m\u00e9thodes traditionnelles jusqu&#039;\u00e0 une puret\u00e9 en SiO\u2082 de 99,991\u00a0% TP3T, avec une teneur totale en impuret\u00e9s inf\u00e9rieure \u00e0 100\u00a0\u00d7\u00a010\u207b\u2076. L&#039;\u00e9quipement de grillage par chloration est souvent con\u00e7u sur mesure, car il n&#039;existe pas encore d&#039;\u00e9quipement standardis\u00e9, et la technologie fait l&#039;objet de d\u00e9veloppements et d&#039;am\u00e9liorations constants.<\/p>\n\n\n\n<p>Selon le type d&#039;agent chlorant, ce proc\u00e9d\u00e9 peut \u00eatre divis\u00e9 en\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Torr\u00e9faction par chloration solide\u00a0:<\/strong> Utilise des agents de chloration solides comme NaCl, CaCl\u2082 et NH\u2084Cl.<\/li>\n\n\n\n<li><strong>Grillage par chloration gazeuse\u00a0:<\/strong> Utilise des agents chlorants gazeux comme Cl\u2082 et HCl.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0693e3\" class=\"has-inline-color\">3. S\u00e9paration magn\u00e9tique supraconductrice<\/mark><\/h2>\n\n\n\n<p>La s\u00e9paration magn\u00e9tique supraconductrice est une m\u00e9thode novatrice de purification des min\u00e9raux qui int\u00e8gre la technologie supraconductrice au traitement des min\u00e9raux. Les mat\u00e9riaux supraconducteurs peuvent g\u00e9n\u00e9rer des champs magn\u00e9tiques extr\u00eamement puissants, capables de magn\u00e9tiser et d&#039;\u00e9liminer m\u00eame les plus fines impuret\u00e9s et inclusions solides pr\u00e9sentes dans le quartz. Ce proc\u00e9d\u00e9 joue un r\u00f4le essentiel dans l&#039;\u00e9limination des min\u00e9raux \u00e9trangers et des inclusions solides, ce qui en fait une \u00e9tape et un \u00e9quipement cl\u00e9s dans la production de quartz de haute puret\u00e9.<\/p>\n\n\n\n<p>En tant qu&#039;\u00e9quipement de traitement des min\u00e9raux haut de gamme, la technologie de base d&#039;un s\u00e9parateur magn\u00e9tique supraconducteur r\u00e9side dans l&#039;utilisation de la technologie cryog\u00e9nique pour refroidir la bobine jusqu&#039;\u00e0 un \u00e9tat supraconducteur, augmentant consid\u00e9rablement l&#039;intensit\u00e9 du champ magn\u00e9tique ambiant g\u00e9n\u00e9r\u00e9 par l&#039;aimant.<\/p>\n\n\n\n<p>Le principe de fonctionnement repose sur l&#039;utilisation de fils supraconducteurs en mat\u00e9riaux tels que le niobium-titane ou le niobium-\u00e9tain. Ces fils sont enroul\u00e9s en bobines sp\u00e9ciales et plac\u00e9s dans un cryostat parfaitement \u00e9tanche. Gr\u00e2ce \u00e0 l&#039;immersion dans de l&#039;h\u00e9lium liquide et \u00e0 un syst\u00e8me de refroidissement par conduction, la temp\u00e9rature de fonctionnement de la bobine supraconductrice est maintenue aux alentours de -268,8 \u00b0C. \u00c0 cette temp\u00e9rature, la r\u00e9sistance \u00e9lectrique de la bobine devient nulle. Avec une r\u00e9sistance nulle et une conductivit\u00e9 infinie, la bobine peut supporter un courant beaucoup plus \u00e9lev\u00e9, ce qui permet d&#039;augmenter le nombre de spires. En l&#039;enroulant en configuration sol\u00e9no\u00efde, on obtient un champ magn\u00e9tique de fond extr\u00eamement intense.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0693e3\" class=\"has-inline-color\">4. S\u00e9paration \u00e9lectrostatique<\/mark><\/h2>\n\n\n\n<p>La s\u00e9paration \u00e9lectrostatique utilise l&#039;\u00e9lectricit\u00e9 \u00e0 haute tension pour s\u00e9parer les mat\u00e9riaux. Cette m\u00e9thode de valorisation physique exploite les diff\u00e9rences de conductivit\u00e9 \u00e9lectrique et de constante di\u00e9lectrique des mat\u00e9riaux. Les particules se chargent \u00e9lectriquement dans un champ \u00e9lectrique et, sous l&#039;effet des forces \u00e9lectrostatiques, de la gravit\u00e9 et de la force centrifuge qui s&#039;exercent sur elles, leurs trajectoires varient, permettant ainsi leur s\u00e9paration.<\/p>\n\n\n\n<p>Cette technologie offre un proc\u00e9d\u00e9 simple et sans huile, \u00e9liminant ainsi les probl\u00e8mes li\u00e9s \u00e0 la pollution et au traitement des eaux us\u00e9es. Elle pr\u00e9sente un potentiel de d\u00e9veloppement important et de vastes perspectives d&#039;application.<\/p>\n\n\n\n<p>Ces derni\u00e8res d\u00e9cennies, la s\u00e9paration \u00e9lectrostatique a \u00e9t\u00e9 largement utilis\u00e9e, non seulement pour la concentration des minerais de m\u00e9taux rares, mais aussi pour l&#039;enrichissement des m\u00e9taux non ferreux, des min\u00e9raux non m\u00e9talliques et m\u00eame des m\u00e9taux ferreux. Elle est \u00e9galement largement employ\u00e9e dans le recyclage des d\u00e9chets solides municipaux, notamment pour la d\u00e9carbonation des cendres volantes, le tri des d\u00e9chets plastiques et le recyclage des appareils \u00e9lectrom\u00e9nagers usag\u00e9s. Parmi ses autres applications, on peut citer la r\u00e9cup\u00e9ration de ressources pr\u00e9cieuses \u00e0 partir de d\u00e9chets industriels, comme le traitement des scories de silicium m\u00e9tallurgique et des copeaux de meulage des m\u00e9taux.<\/p>\n\n\n\n<p>Technologie de s\u00e9paration physique \u00e9prouv\u00e9e, l&#039;\u00e9quipement de s\u00e9paration \u00e9lectrostatique est reconnu pour sa fiabilit\u00e9, sa simplicit\u00e9 d&#039;utilisation et sa stabilit\u00e9. Il permet de r\u00e9duire efficacement les impuret\u00e9s m\u00e9talliques dans le quartz de haute puret\u00e9, all\u00e9geant ainsi les \u00e9tapes de purification ult\u00e9rieures et jouant un r\u00f4le essentiel dans l&#039;\u00e9limination des impuret\u00e9s du quartz.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0693e3\" class=\"has-inline-color\">5. Traitement ultrasonique<\/mark><\/h2>\n\n\n\n<p>Le traitement par ultrasons est s\u00fbr, efficace et stable. Les ultrasons d\u00e9signent des ondes sonores dont la fr\u00e9quence se situe entre 2 \u00d7 10\u2074 et 10\u2079 Hz. Lorsqu&#039;elles se propagent dans l&#039;eau (ou une solution), ces ondes cr\u00e9ent de nombreuses zones de compression et de rar\u00e9faction. Il en r\u00e9sulte la formation et l&#039;implosion brutale d&#039;innombrables microbulles (bulles de cavitation), un ph\u00e9nom\u00e8ne appel\u00e9 cavitation.<\/p>\n\n\n\n<p>Lors de l&#039;implosion de ces bulles de cavitation, des temp\u00e9ratures extr\u00eamement \u00e9lev\u00e9es, d\u00e9passant 5\u00a0000 K, et des pressions de l&#039;ordre de 5 \u00d7 10\u2077 Pa sont g\u00e9n\u00e9r\u00e9es en un temps et un espace incroyablement courts. La vitesse de variation de temp\u00e9rature peut atteindre 10\u2079 K\/s. Cette implosion s&#039;accompagne d&#039;ondes de choc intenses et de microjets se propageant \u00e0 des vitesses pouvant atteindre 400 km\/h. Ces forces impactent violemment les particules de sable de quartz en suspension dans le liquide, provoquant le d\u00e9tachement rapide des impuret\u00e9s pr\u00e9sentes \u00e0 leur surface et assurant ainsi la purification.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0693e3\" class=\"has-inline-color\">6. R\u00f4tissage au micro-ondes<\/mark><\/h2>\n\n\n\n<p>La torr\u00e9faction par micro-ondes exploite la diff\u00e9rence de constante di\u00e9lectrique entre divers mat\u00e9riaux. Lorsqu&#039;un quartz contenant des inclusions gaz-liquide est soumis \u00e0 un rayonnement micro-ondes, ces inclusions chauffent et se vaporisent beaucoup plus rapidement que la matrice de quartz. Il en r\u00e9sulte une pression interne intense, provoquant la fracture des particules de quartz et la lib\u00e9ration des inclusions gaz-liquide.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"816\" height=\"250\" src=\"http:\/\/quartz-grinding.com\/wp-content\/uploads\/2026\/02\/Schematic-Diagram-of-Conventional-Roasting-and-Microwave-Roasting-Principles.webp\" alt=\"\" class=\"wp-image-16353\" style=\"aspect-ratio:3.264154411764706;width:927px;height:auto\" srcset=\"https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2026\/02\/Schematic-Diagram-of-Conventional-Roasting-and-Microwave-Roasting-Principles.webp 816w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2026\/02\/Schematic-Diagram-of-Conventional-Roasting-and-Microwave-Roasting-Principles-300x92.webp 300w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2026\/02\/Schematic-Diagram-of-Conventional-Roasting-and-Microwave-Roasting-Principles-768x235.webp 768w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2026\/02\/Schematic-Diagram-of-Conventional-Roasting-and-Microwave-Roasting-Principles-18x6.webp 18w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2026\/02\/Schematic-Diagram-of-Conventional-Roasting-and-Microwave-Roasting-Principles-600x184.webp 600w\" sizes=\"(max-width: 816px) 100vw, 816px\" \/><figcaption class=\"wp-element-caption\">Sch\u00e9ma illustrant les principes de la torr\u00e9faction conventionnelle et de la torr\u00e9faction par micro-ondes<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0693e3\" class=\"has-inline-color\">7. Purification par dopage<\/mark><\/h2>\n\n\n\n<p>La purification par dopage consiste \u00e0 ajouter des \u00e9l\u00e9ments sp\u00e9cifiques au quartz \u00e0 haute temp\u00e9rature. Ces dopants r\u00e9agissent avec les impuret\u00e9s pour former des compos\u00e9s facilement solubles dans l&#039;eau ou l&#039;acide. Ces compos\u00e9s solubles peuvent ensuite \u00eatre \u00e9limin\u00e9s par lavage ou lixiviation acide.<\/p>\n\n\n\n<p>Dans une \u00e9tude, des chercheurs ont utilis\u00e9 une poudre de quartz pr\u00e9sentant une teneur totale en impuret\u00e9s de 41,94 \u00d7 10\u207b\u2076. Ils l&#039;ont successivement dop\u00e9e avec du NaNO\u2083 et du Al(NO\u2083)\u2083\u00b79H\u2082O, puis calcin\u00e9e \u00e0 900 \u00b0C. Le sable de quartz purifi\u00e9 ainsi obtenu pr\u00e9sentait une teneur totale en impuret\u00e9s inf\u00e9rieure \u00e0 25 \u00d7 10\u207b\u2076, conforme \u00e0 la norme IOTA-Std.<\/p>\n\n\n\n<p>Chez EPIC Powder, nous nous engageons \u00e0 fournir des solutions de pointe pour l&#039;industrie du traitement des poudres. Comprendre ces technologies de purification est la premi\u00e8re \u00e9tape pour optimiser votre ligne de production et obtenir une qualit\u00e9 optimale. Pour plus d&#039;informations sur nos \u00e9quipements et comment ils peuvent faciliter vos processus de purification, contactez notre \u00e9quipe d\u00e8s aujourd&#039;hui.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"967\" height=\"802\" src=\"http:\/\/quartz-grinding.com\/wp-content\/uploads\/2025\/12\/Jet-Mills-1.webp\" alt=\"Jet Mills 1\" class=\"wp-image-16240\" style=\"aspect-ratio:1.2057615422531354;width:772px;height:auto\" srcset=\"https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2025\/12\/Jet-Mills-1.webp 967w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2025\/12\/Jet-Mills-1-300x249.webp 300w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2025\/12\/Jet-Mills-1-768x637.webp 768w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2025\/12\/Jet-Mills-1-14x12.webp 14w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2025\/12\/Jet-Mills-1-600x498.webp 600w\" sizes=\"(max-width: 967px) 100vw, 967px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#cf2e2e\" class=\"has-inline-color\">Poudre \u00e9pique<\/mark><\/h2>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"EPIC POWDER MACHINERY, partenaire mondial des fabricants de produits de traitement des poudres.\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/TPHE106m2ik?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>\u00c0 <a href=\"http:\/\/quartz-grinding.com\/\">Poudre \u00e9pique<\/a>Nous proposons une vaste gamme d&#039;\u00e9quipements et des solutions sur mesure pour r\u00e9pondre \u00e0 vos besoins sp\u00e9cifiques. Notre \u00e9quipe poss\u00e8de plus de 20 ans d&#039;exp\u00e9rience dans le traitement de diverses poudres. Epic Powder est sp\u00e9cialis\u00e9e dans les technologies de traitement des poudres fines pour les industries mini\u00e8re, chimique, agroalimentaire, pharmaceutique, etc.<\/p>\n\n\n\n<p>Contactez-nous d\u00e8s aujourd&#039;hui pour une consultation gratuite et des solutions personnalis\u00e9es !<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"602\" height=\"602\" src=\"http:\/\/quartz-grinding.com\/wp-content\/uploads\/2025\/11\/Mr-Wang.webp\" alt=\"Monsieur Wang\" class=\"wp-image-16219\" style=\"width:150px;height:150px\" srcset=\"https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2025\/11\/Mr-Wang.webp 602w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-300x300.webp 300w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-100x100.webp 100w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-12x12.webp 12w, https:\/\/www.quartz-grinding.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-600x600.webp 600w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/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 class=\"has-medium-font-size\">Merci de votre lecture. J&#039;esp\u00e8re que cet article vous sera utile. N&#039;h\u00e9sitez pas \u00e0 laisser un commentaire ci-dessous. Vous pouvez \u00e9galement contacter le service client en ligne d&#039;EPIC Powder. <strong>Zelda<\/strong> pour toute autre question.<\/p>\n<cite>                                                                                                                   \u2014 <strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#ff6900\" class=\"has-inline-color\">Jason Wang<\/mark><\/strong>, <em>Ing\u00e9nieur en chef<\/em><\/cite><\/blockquote>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f15703-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"15703\">\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\/16350#wpcf7-f15703-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\" 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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><span class=\"wpcf7-form-control-wrap kc_captcha\" data-name=\"kc_captcha\"><span class=\"wpcf7-form-control wpcf7-radio\"><span class=\"captcha-image\" ><span class=\"cf7ic_instructions\">Veuillez prouver que vous \u00eates humain en s\u00e9lectionnant le<span> drapeau<\/span>\u3002<\/span><label><input aria-label=\"1\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 576 512\"><path fill=\"currentColor\" d=\"M415 24c-53 0-103 42-127 65-24-23-74-65-127-65C70 24 16 77 16 166c0 72 67 133 69 135l187 181c9 8 23 8 32 0l187-180c2-3 69-64 69-136 0-89-54-142-145-142z\"\/><\/svg><\/label><label><input aria-label=\"2\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 576 512\"><path fill=\"currentColor\" d=\"M488 313v143c0 13-11 24-24 24H348c-7 0-12-5-12-12V356c0-7-5-12-12-12h-72c-7 0-12 5-12 12v112c0 7-5 12-12 12H112c-13 0-24-11-24-24V313c0-4 2-7 4-10l188-154c5-4 11-4 16 0l188 154c2 3 4 6 4 10zm84-61l-84-69V44c0-6-5-12-12-12h-56c-7 0-12 6-12 12v73l-89-74a48 48 0 00-61 0L4 252c-5 4-5 12-1 17l25 31c5 5 12 5 17 1l235-193c5-4 11-4 16 0l235 193c5 5 13 4 17-1l25-31c4-6 4-13-1-17z\"\/><\/svg><\/label><label><input aria-label=\"3\" type=\"radio\" name=\"kc_captcha\" value=\"kc_human\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\"><path fill=\"currentColor\" d=\"M350 99c-54 0-98-35-166-35-25 0-47 4-68 12a56 56 0 004-24C118 24 95 1 66 0a56 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Pour les clients du secteur du quartz de haute puret\u00e9, il est essentiel de comprendre les derni\u00e8res innovations.<\/p>","protected":false},"author":1,"featured_media":16360,"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":"","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 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