{"id":3915,"date":"2026-06-26T15:17:06","date_gmt":"2026-06-26T07:17:06","guid":{"rendered":"https:\/\/calcium-carbonate.epic-powder.com\/?p=3915"},"modified":"2026-06-26T15:17:11","modified_gmt":"2026-06-26T07:17:11","slug":"what-role-does-calcium-carbonate-filler-for-plastics-play-and-which-grinding-equipment-determines-its-success","status":"publish","type":"post","link":"https:\/\/calcium-carbonate.epic-powder.com\/fr\/what-role-does-calcium-carbonate-filler-for-plastics-play-and-which-grinding-equipment-determines-its-success\/","title":{"rendered":"Quel r\u00f4le joue la charge de carbonate de calcium dans l&#039;utilisation des plastiques, et quel \u00e9quipement de broyage d\u00e9termine son succ\u00e8s\u00a0?"},"content":{"rendered":"<p>Le carbonate de calcium (broy\u00e9 ou pr\u00e9cipit\u00e9) est actuellement la charge inorganique la plus utilis\u00e9e et la plus abondante dans l&#039;industrie des plastiques. Il ne s&#039;agit pas d&#039;une simple charge de soutien, mais d&#039;un v\u00e9ritable modificateur de performance qui optimise les propri\u00e9t\u00e9s des plastiques modifi\u00e9s. Ses principales fonctions s&#039;articulent autour de quatre axes\u00a0: r\u00e9duction des co\u00fbts et am\u00e9lioration de l&#039;efficacit\u00e9, fluidit\u00e9 de transformation, propri\u00e9t\u00e9s m\u00e9caniques et physiques, et am\u00e9lioration de l&#039;aspect. La mise en \u0153uvre de ces fonctions d\u00e9pend largement de la technologie de broyage en amont.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quatre fonctions essentielles de <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/\">Charge de carbonate de calcium<\/a> pour les plastiques<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"692\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/Calcium-CarbonateCaCO3-is-Suitable-for-Biodegradable-Plastics.webp\" alt=\"Le carbonate de calcium (CaCO3) convient aux plastiques biod\u00e9gradables.\" class=\"wp-image-3872\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/Calcium-CarbonateCaCO3-is-Suitable-for-Biodegradable-Plastics.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/Calcium-CarbonateCaCO3-is-Suitable-for-Biodegradable-Plastics-300x260.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/Calcium-CarbonateCaCO3-is-Suitable-for-Biodegradable-Plastics-768x664.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/Calcium-CarbonateCaCO3-is-Suitable-for-Biodegradable-Plastics-14x12.webp 14w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Le carbonate de calcium (CaCO3) convient aux plastiques biod\u00e9gradables.<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">R\u00e9duction des co\u00fbts et am\u00e9lioration de l&#039;efficacit\u00e9 (la fonction \u00e9conomique la plus importante)<\/h3>\n\n\n\n<p><strong>Substitution directe pour r\u00e9duire les co\u00fbts\u00a0:<\/strong><br>Le prix du carbonate de calcium est nettement inf\u00e9rieur \u00e0 celui des r\u00e9sines synth\u00e9tiques telles que le PE, le PP, le PVC et le PS. L&#039;incorporation de grandes quantit\u00e9s de charge de carbonate de calcium dans les produits plastiques permet de remplacer directement les mati\u00e8res premi\u00e8res r\u00e9sineuses, r\u00e9duisant ainsi consid\u00e9rablement les co\u00fbts de formulation.<\/p>\n\n\n\n<p><strong>Co\u00fbt volum\u00e9trique optimis\u00e9\u00a0:<\/strong><br>Le carbonate de calcium poss\u00e8de une densit\u00e9 relativement \u00e9lev\u00e9e. Bien qu&#039;il puisse augmenter le poids du produit \u00e0 volume \u00e9gal, une formulation scientifique pour la production \u00e0 grande \u00e9chelle de films, de tuyaux et de pi\u00e8ces moul\u00e9es par injection permet de maximiser la r\u00e9duction de r\u00e9sine et d&#039;obtenir une ma\u00eetrise extr\u00eame des co\u00fbts gr\u00e2ce \u00e0 l&#039;utilisation de carbonate de calcium comme charge pour les mati\u00e8res plastiques.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Am\u00e9lioration de la fluidit\u00e9 de traitement et des performances de formage<\/h3>\n\n\n\n<p><strong>Ajustement de la fluidit\u00e9 \u00e0 chaud :<\/strong><\/p>\n\n\n\n<p>L&#039;ajout d&#039;une quantit\u00e9 appropri\u00e9e de carbonate de calcium ultrafin permet d&#039;am\u00e9liorer les propri\u00e9t\u00e9s rh\u00e9ologiques des mati\u00e8res plastiques fondues et de r\u00e9duire leur viscosit\u00e9. Ceci diminue le couple exerc\u00e9 sur les tables des extrudeuses et des presses \u00e0 injecter. Il en r\u00e9sulte non seulement des \u00e9conomies d&#039;\u00e9nergie, mais aussi une augmentation de la vitesse d&#039;extrusion\/injection, am\u00e9liorant ainsi consid\u00e9rablement la productivit\u00e9.<\/p>\n\n\n\n<p><strong>Anti-r\u00e9tr\u00e9cissement et meilleure mise en forme\u00a0:<\/strong><\/p>\n\n\n\n<p>Les poudres inorganiques suppriment efficacement le retrait de cristallisation, le gauchissement et la d\u00e9formation apr\u00e8s moulage, am\u00e9liorant ainsi consid\u00e9rablement la stabilit\u00e9 dimensionnelle. Ceci est particuli\u00e8rement important pour les bo\u00eetiers d&#039;injection, les tuyaux de grand diam\u00e8tre et les panneaux de construction lorsqu&#039;on utilise du carbonate de calcium comme charge pour plastiques.<\/p>\n\n\n\n<p><strong>D\u00e9moulage plus facile et cycle plus court\u00a0:<\/strong><\/p>\n\n\n\n<p>Particule inorganique rigide, le carbonate de calcium agit comme un micro-lubrifiant dans la cavit\u00e9 du moule. Il r\u00e9duit ainsi l&#039;adh\u00e9rence du produit au moule et diminue le taux de d\u00e9fauts. De plus, gr\u00e2ce \u00e0 sa conductivit\u00e9 thermique diff\u00e9rente de celle des plastiques, il acc\u00e9l\u00e8re le refroidissement et la mise en forme de ces derniers, raccourcissant le cycle de production et augmentant la capacit\u00e9.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Propri\u00e9t\u00e9s physiques et m\u00e9caniques am\u00e9lior\u00e9es<\/h3>\n\n\n\n<p><strong>Rigidit\u00e9 et duret\u00e9 accrues\u00a0: <\/strong><\/p>\n\n\n\n<p>Les plastiques purs sont souvent trop mous. L&#039;ajout de carbonate de calcium augmente consid\u00e9rablement leur module de flexion, leur module de traction et leur duret\u00e9 superficielle. Ils sont ainsi parfaitement adapt\u00e9s aux produits porteurs tels que les sangles d&#039;emballage, les coffrages de construction en plastique et les bo\u00eetiers d&#039;appareils \u00e9lectrom\u00e9nagers.<\/p>\n\n\n\n<p><strong>R\u00e9sistance accrue \u00e0 la chaleur\u00a0:<\/strong><\/p>\n\n\n\n<p>Le carbonate de calcium poss\u00e8de une excellente stabilit\u00e9 thermique. Son ajout augmente significativement la temp\u00e9rature de d\u00e9formation \u00e0 chaud \u00e0 vide (HDT) des plastiques. Les produits sont ainsi moins susceptibles de se ramollir et de se d\u00e9former \u00e0 haute temp\u00e9rature.<\/p>\n\n\n\n<p><strong>R\u00e9sistance \u00e0 l&#039;abrasion, r\u00e9sistance aux rayures et dur\u00e9e de vie prolong\u00e9e\u00a0:<\/strong><\/p>\n\n\n\n<p>Lorsque la poudre est uniform\u00e9ment dispers\u00e9e dans le plastique, la r\u00e9sistance \u00e0 l&#039;abrasion et aux rayures de la surface du produit est am\u00e9lior\u00e9e. Elle r\u00e9duit \u00e9galement le coefficient de dilatation thermique du plastique. Ceci diminue les erreurs de pr\u00e9cision des pi\u00e8ces plastiques de pr\u00e9cision dues aux variations de temp\u00e9rature et am\u00e9liore la r\u00e9sistance au fluage en compression.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Aspect et propri\u00e9t\u00e9s de surface optimis\u00e9s<\/h3>\n\n\n\n<p><strong>Finition mate\/brillante \u00e0 petit prix\u00a0:<\/strong><\/p>\n\n\n\n<p>Une alternative aux agents mats chimiques on\u00e9reux, obtenue par le contr\u00f4le de la granulom\u00e9trie du carbonate de calcium. Un effet visuel mat haut de gamme peut ainsi \u00eatre r\u00e9alis\u00e9 \u00e0 moindre co\u00fbt sur les films d&#039;emballage et les bo\u00eetiers d&#039;appareils \u00e9lectrom\u00e9nagers.<\/p>\n\n\n\n<p><strong>R\u00e9glage de la blancheur et de l&#039;opacit\u00e9\u00a0:<\/strong><\/p>\n\n\n\n<p>L&#039;utilisation de carbonate de calcium lourd ou l\u00e9ger \u00e0 haute blancheur am\u00e9liore consid\u00e9rablement la blancheur et l&#039;opacit\u00e9 globales des produits en plastique. Elle permet \u00e9galement de r\u00e9duire fortement la quantit\u00e9 de dioxyde de titane (TiO2), un produit co\u00fbteux, n\u00e9cessaire.<\/p>\n\n\n\n<p><strong>Am\u00e9lioration de l&#039;imprimabilit\u00e9 et de l&#039;adh\u00e9rence\u00a0:<\/strong><\/p>\n\n\n\n<p>Les surfaces en plastique pur sont inertes et lisses, ce qui rend l&#039;impression difficile. L&#039;ajout de carbonate de calcium augmente la rugosit\u00e9 microscopique de la surface, am\u00e9liorant ainsi l&#039;adh\u00e9rence des encres d&#039;impression, des \u00e9tiquettes autocollantes et des adh\u00e9sifs.<\/p>\n\n\n\n<p><strong>\u00c9liminer les d\u00e9fauts de surface\u00a0:<\/strong><\/p>\n\n\n\n<p>Il r\u00e9duit efficacement les marques de retrait, les marques d&#039;\u00e9coulement et les bulles sur les surfaces moul\u00e9es par injection, am\u00e9liorant ainsi la r\u00e9gularit\u00e9 et la texture g\u00e9n\u00e9rales lors de l&#039;utilisation de la charge de carbonate de calcium pour plastiques.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Le lien principal\u00a0: Comment <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/machines\/\">\u00c9quipement de broyage<\/a> D\u00e9terminer les performances du carbonate de calcium dans les plastiques ?<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/01\/Ground-Calcium-Carbonate-Ball-Mill-Classifier-System.webp\" alt=\"Syst\u00e8me de broyage \u00e0 billes et de classification du carbonate de calcium broy\u00e9\" class=\"wp-image-3779\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/01\/Ground-Calcium-Carbonate-Ball-Mill-Classifier-System.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/01\/Ground-Calcium-Carbonate-Ball-Mill-Classifier-System-300x225.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/01\/Ground-Calcium-Carbonate-Ball-Mill-Classifier-System-768x576.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/01\/Ground-Calcium-Carbonate-Ball-Mill-Classifier-System-16x12.webp 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Syst\u00e8me de broyage \u00e0 billes et de classification du carbonate de calcium broy\u00e9<\/figcaption><\/figure>\n\n\n\n<p>Le r\u00f4le du carbonate de calcium dans les plastiques, qu&#039;il s&#039;agisse d&#039;un \u00ab\u00a0modificateur de renforcement\u00a0\u00bb ou d&#039;une \u00ab\u00a0impuret\u00e9 nuisible \u00e0 la performance\u00a0\u00bb, d\u00e9pend de la taille (finesse), de la distribution granulom\u00e9trique et de la morphologie cristalline de ses particules. Ceci impose des exigences extr\u00eamement \u00e9lev\u00e9es aux \u00e9quipements de broyage industriels.<\/p>\n\n\n\n<p>Actuellement, le carbonate de calcium destin\u00e9 \u00e0 l&#039;industrie des plastiques est principalement produit \u00e0 l&#039;aide des \u00e9quipements et syst\u00e8mes de broyage courants suivants\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/machines\/roller-mill\/\">Broyeur \u00e0 rouleaux annulaires<\/a> \/ Micro-broyeur \u00e0 rouleaux annulaires (convient aux charges plastiques de faible \u00e0 moyenne intensit\u00e9)<\/li>\n<\/ul>\n\n\n\n<p>Dans l&#039;industrie des plastiques, la granulom\u00e9trie couramment utilis\u00e9e pour le carbonate de calcium est g\u00e9n\u00e9ralement comprise entre D50 et 10 \u03bcm. Les exigences relatives aux \u00e9quipements varient selon les applications.<\/p>\n\n\n\n<p>\uf0b7 Moulage par injection et plastiques techniques : L\u2019accent est mis sur une taille de particules uniforme et une faible agglom\u00e9ration (D50 1\u20133 \u03bcm)<\/p>\n\n\n\n<p>\uf0b7 Tuyaux et profil\u00e9s en PVC : L\u2019accent est mis sur un pouvoir de remplissage \u00e9lev\u00e9 et une fluidit\u00e9 stable (D50 2\u20135 \u03bcm)<\/p>\n\n\n\n<p>\u2022 Films et mat\u00e9riaux d\u2019emballage\u00a0: L\u2019accent est mis sur la dispersibilit\u00e9 et le contr\u00f4le de la transparence (D50 &lt; 2 \u03bcm). L\u2019obtention de ces sp\u00e9cifications d\u00e9pend largement du type d\u2019\u00e9quipement de broyage et de la combinaison des proc\u00e9d\u00e9s. Actuellement, les \u00e9quipements les plus courants dans l\u2019industrie sont les suivants\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Broyeur Raymond : Convient aux poudres moyennes \u00e0 fines (80\u2013600 mesh), faible investissement mais finesse limit\u00e9e, principalement utilis\u00e9 dans la production de poudre de carbonate de calcium lourd de base.<\/li>\n\n\n\n<li>Broyeur vertical : Adapt\u00e9 \u00e0 la production continue \u00e0 grande \u00e9chelle, faible consommation d&#039;\u00e9nergie, convient aux syst\u00e8mes de poudres moyennes \u00e0 fines.<\/li>\n\n\n\n<li><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/machines\/ball-mill\/\">Syst\u00e8me broyeur \u00e0 boulets + classificateur<\/a>: Convient au carbonate de calcium lourd de haute blancheur et de haute finesse, avec une distribution granulom\u00e9trique plus contr\u00f4lable.<\/li>\n\n\n\n<li>Broyeur \u00e0 impact\/broyeur \u00e0 rouleaux annulaires\u00a0: Convient aux charges plastiques de moyenne \u00e0 haute gamme, avec une am\u00e9lioration significative de la forme des particules.<\/li>\n\n\n\n<li>Broyeur \u00e0 jet : Utilis\u00e9 pour la production de carbonate de calcium ultrafin haut de gamme, capable de produire des poudres de taille microm\u00e9trique, voire submicronique, avec une puret\u00e9 \u00e9lev\u00e9e et une faible pollution.<\/li>\n\n\n\n<li>Broyeur \u00e0 agitation\u00a0: Id\u00e9al pour les charges ultrafines \u00e0 haute valeur ajout\u00e9e, avec une granulom\u00e9trie tr\u00e8s \u00e9troite. Dans les applications plastiques haut de gamme, comme le PVC fortement charg\u00e9, le PP\/PE modifi\u00e9 et les syst\u00e8mes plastiques biod\u00e9gradables, de plus en plus d\u2019entreprises adoptent des syst\u00e8mes int\u00e9gr\u00e9s de broyage \u00e0 billes + classification + modification ou des syst\u00e8mes de broyage ultrafin \u00e0 sec pour garantir une granulom\u00e9trie stable et une homog\u00e9n\u00e9it\u00e9 des lots.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Int\u00e9gration du meulage et de la modification de surface<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/calcium-carbonate-powder-coating-machine.webp\" alt=\"machine de rev\u00eatement en poudre de carbonate de calcium\" class=\"wp-image-3897\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/calcium-carbonate-powder-coating-machine.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/calcium-carbonate-powder-coating-machine-300x200.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/calcium-carbonate-powder-coating-machine-768x513.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2026\/05\/calcium-carbonate-powder-coating-machine-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>\u00c0 mesure que l&#039;industrie des plastiques \u00e9volue vers une teneur en charges plus \u00e9lev\u00e9e, des performances sup\u00e9rieures et des co\u00fbts inf\u00e9rieurs, le traitement du carbonate de calcium est pass\u00e9 d&#039;un simple concassage \u00e0 un syst\u00e8me int\u00e9gr\u00e9 combinant broyage, classification et modification de surface.<\/p>\n\n\n\n<p>Par exemple, des lignes de production utilisant des syst\u00e8mes de classification par broyage \u00e0 billes associ\u00e9s \u00e0 des machines de modification en continu permettent de contr\u00f4ler la taille des particules et de modifier l&#039;hydrophobicit\u00e9 de surface au sein d&#039;une m\u00eame cha\u00eene de production. Il en r\u00e9sulte une meilleure compatibilit\u00e9 et une meilleure dispersibilit\u00e9 du carbonate de calcium dans le PP, le PE, le PVC et d&#039;autres mat\u00e9riaux.<\/p>\n\n\n\n<p>Dans cette optique, les \u00e9quipements de broyage ne sont plus de simples outils de fabrication de poudres, mais des unit\u00e9s de processus essentielles qui d\u00e9terminent l&#039;efficacit\u00e9 de la modification des plastiques. Leur niveau technologique influe directement sur les propri\u00e9t\u00e9s maximales du mat\u00e9riau final.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p>Dans le secteur de la modification des plastiques \u00e0 base de carbonate de calcium, la tendance est \u00e0 une finesse accrue, \u00e0 des performances sup\u00e9rieures et \u00e0 des proc\u00e9d\u00e9s plus int\u00e9gr\u00e9s. Les \u00e9quipements de broyage sont devenus un facteur d\u00e9terminant pour atteindre les performances maximales des mat\u00e9riaux.<\/p>\n\n\n\n<p>En tant qu&#039;entreprise technologique profond\u00e9ment impliqu\u00e9e dans le domaine du traitement des poudres ultrafines, <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/fr\/contact\/\">Poudre \u00e9pique<\/a> L&#039;entreprise se consacre depuis longtemps \u00e0 la fourniture de solutions int\u00e9gr\u00e9es. Celles-ci comprennent des syst\u00e8mes de classification par broyage \u00e0 billes, par broyage \u00e0 jet d&#039;air, ainsi que des syst\u00e8mes de modification de surface. Ces solutions sont con\u00e7ues pour les charges de carbonate de calcium destin\u00e9es aux applications plastiques.<\/p>\n\n\n\n<p>Ces solutions permettent l&#039;utilisation du carbonate de calcium broy\u00e9 dans les plastiques, les tuyaux en PVC, les plastiques techniques et les mat\u00e9riaux d&#039;emballage haut de gamme. Elles reposent sur des \u00e9quipements de traitement stables et fiables. Gr\u00e2ce \u00e0 un contr\u00f4le pr\u00e9cis de la granulom\u00e9trie et \u00e0 une technologie de classification performante, Epic Powder aide ses clients \u00e0 r\u00e9duire leur consommation d&#039;\u00e9nergie, \u00e0 augmenter la charge de remplissage et \u00e0 am\u00e9liorer les performances de leurs produits. Ces travaux contribuent \u00e0 la valorisation et au progr\u00e8s technologique des charges inorganiques dans l&#039;industrie des plastiques, notamment pour les applications du carbonate de calcium.<\/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=\"721\" height=\"721\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp\" alt=\"Emily Chen\" class=\"wp-image-3708\" style=\"width:150px;height:150px\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp 721w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-300x300.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-150x150.webp 150w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-12x12.webp 12w\" sizes=\"(max-width: 721px) 100vw, 721px\" \/><\/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\/3915#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\/3915#wpcf7-f16-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"16\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.3\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\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: 40%; }\n.one-third { width: 30.66%; }\n.last {\n margin-right: 0 !important;\n clear: right;\nwidth: 40%;\n}\n@media only screen and (max-width: 767px) {\n .one-half, .one-third {\n width: 90%;\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<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=\"Comment maintenir la blancheur 95%+ lors du broyage du carbonate de calcium\u00a0? (Broyeur \u00e0 billes \u00e0 rev\u00eatement c\u00e9ramique EPIC)\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/VJaBRXKdu_U?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>","protected":false},"excerpt":{"rendered":"<p>Le carbonate de calcium (qu&#039;il soit broy\u00e9 ou pr\u00e9cipit\u00e9) est actuellement la charge inorganique la plus utilis\u00e9e et la plus abondante dans l&#039;industrie des plastiques. Il ne s&#039;agit pas d&#039;une simple charge de soutien, mais d&#039;un v\u00e9ritable modificateur de performance qui optimise les propri\u00e9t\u00e9s des plastiques modifi\u00e9s. Les principales fonctions du carbonate de calcium dans les plastiques [\u2026]<\/p>","protected":false},"author":1,"featured_media":3872,"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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