{"id":15136,"date":"2025-05-26T08:02:21","date_gmt":"2025-05-26T08:02:21","guid":{"rendered":"https:\/\/www.epicmicron.com\/?p=15136"},"modified":"2025-05-26T08:12:57","modified_gmt":"2025-05-26T08:12:57","slug":"gcc-vs-pcc-17-key-differences-you-need-to-know-part-2","status":"publish","type":"post","link":"https:\/\/www.epicmicron.com\/fr\/gcc-vs-pcc-17-key-differences-you-need-to-know-part-2\/","title":{"rendered":"GCC vs PCC\u00a0: 17 diff\u00e9rences cl\u00e9s \u00e0 conna\u00eetre (2e partie)"},"content":{"rendered":"<h2 class=\"wp-block-heading has-medium-font-size\">10 Surface sp\u00e9cifique<\/h2>\n\n\n\n<p>La surface sp\u00e9cifique du GCC ordinaire est g\u00e9n\u00e9ralement d&#039;environ 1 m\u00b2\/g.<\/p>\n\n\n\n<p>Pour le carbonate de calcium fin et lourd, il varie de 1,45 \u00e0 2,1 m\u00b2\/g.<\/p>\n\n\n\n<p>La surface sp\u00e9cifique du PCC ordinaire est g\u00e9n\u00e9ralement d&#039;environ 5 m\u00b2\/g.<\/p>\n\n\n\n<p>Pour le carbonate de calcium fin et l\u00e9ger, il varie de 27 \u00e0 87 m\u00b2\/g.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"691\" src=\"https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/Particle-surface.webp\" alt=\"\" class=\"wp-image-15149\" srcset=\"https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/Particle-surface.webp 1024w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/Particle-surface-300x202.webp 300w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/Particle-surface-768x518.webp 768w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/Particle-surface-18x12.webp 18w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/Particle-surface-600x405.webp 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">11 Fluidit\u00e9<\/h2>\n\n\n\n<p>En termes de fluidit\u00e9, la microstructure du PCC est fusiforme et pr\u00e9sente une capacit\u00e9 d&#039;absorption d&#039;huile relativement \u00e9lev\u00e9e. Il a tendance \u00e0 absorber les composants de la formulation qui am\u00e9liorent la fluidit\u00e9, tels que les lubrifiants, les plastifiants, les agents de couplage et les dispersants, ce qui r\u00e9duit sa fluidit\u00e9. Lorsque le dosage d\u00e9passe 25 parties, la fluidit\u00e9 est consid\u00e9rablement affect\u00e9e.<\/p>\n\n\n\n<p>Le GCC, granulaire, am\u00e9liore la fluidit\u00e9. Il n&#039;y a pas de limite stricte quant \u00e0 la quantit\u00e9 ajout\u00e9e. Pour des raisons de fluidit\u00e9, il est recommand\u00e9 d&#039;utiliser du GCC lors de l&#039;ajout de plus de 25 parts de carbonate de calcium dans les formulations de tuyaux en PVC.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1024\" height=\"969\" src=\"https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/GCC-VS-PCC-1.webp\" alt=\"\" class=\"wp-image-15151\" srcset=\"https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/GCC-VS-PCC-1.webp 1024w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/GCC-VS-PCC-1-300x284.webp 300w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/GCC-VS-PCC-1-768x727.webp 768w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/GCC-VS-PCC-1-13x12.webp 13w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/GCC-VS-PCC-1-600x568.webp 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">12 Prix<\/h2>\n\n\n\n<p>Le GCC est produit principalement par concassage et broyage m\u00e9caniques.<br>Le PCC, quant \u00e0 lui, est obtenu par pr\u00e9cipitation chimique, un processus beaucoup plus complexe et n\u00e9cessitant des contr\u00f4les plus stricts.<br>Par cons\u00e9quent, \u00e0 granulom\u00e9trie \u00e9gale, le GCC est environ 30% moins cher que le PCC. Lorsque les exigences de performance le permettent, le choix du GCC est plus \u00e9conomique.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">13 Fonction de modification<\/h2>\n\n\n\n<p>Le CCG offre de meilleures<a href=\"https:\/\/simple.wikipedia.org\/wiki\/Tensile_strength\"> r\u00e9sistance \u00e0 la traction<\/a>&nbsp;et am\u00e9liore la fluidit\u00e9 du traitement. Les plastiques charg\u00e9s de GCC de plus petite taille de particules sont \u00e9galement plus performants.<\/p>\n\n\n\n<p>Le PCC offre une meilleure r\u00e9sistance aux chocs et une meilleure rigidit\u00e9. Les plastiques fabriqu\u00e9s avec du PCC pr\u00e9sentent g\u00e9n\u00e9ralement une surface plus lisse et une densit\u00e9 plus faible.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">14 Contr\u00f4le de la lumi\u00e8re de couleur<\/h2>\n\n\n\n<p>La teinte d\u00e9signe la tonalit\u00e9 dominante d&#039;une couleur, tandis que la lumi\u00e8re color\u00e9e d\u00e9signe la teinte r\u00e9siduelle. Les poudres de diff\u00e9rentes formes cristallines pr\u00e9sentent des teintes diff\u00e9rentes. Le carbonate de calcium poss\u00e8de trois formes cristallines distinctes, qui produisent des teintes vari\u00e9es.<\/p>\n\n\n\n<p>Pour le GCC, la couleur de base d\u00e9pend de l&#039;origine et ne change pas avec le broyage ou le raffinage. Par exemple, le carbonate de calcium du Sichuan appara\u00eet bleut\u00e9, celui du Guangxi rouge\u00e2tre et celui du Jiangxi verd\u00e2tre.<\/p>\n\n\n\n<p>Quant au PCC, il est possible de contr\u00f4ler la forme cristalline lors de la synth\u00e8se, permettant ainsi de moduler la teinte obtenue. Lors de la comparaison des couleurs, la couleur du carbonate de calcium doit \u00eatre coh\u00e9rente avec celle du pigment principal.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">15 valeur de pH<\/h2>\n\n\n\n<p>\u2022 La valeur du pH du GCC est de 8 \u00e0 9. &nbsp;<br>\u2022 La valeur du pH du PCC est de 9 \u00e0 10. <\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">16 Comparaison de l&#039;\u00e9conomie min\u00e9rale<\/h2>\n\n\n\n<p>Co\u00fbt de pr\u00e9paration de la poudre\u00a0: Dans des conditions conventionnelles, les co\u00fbts sont comparables. Cependant, si l&#039;on inclut les co\u00fbts de contr\u00f4le environnemental et le gaspillage de ressources, le co\u00fbt d&#039;expansion du PCC est sup\u00e9rieur \u00e0 celui du GCC. &nbsp;<\/p>\n\n\n\n<p>Bilan environnemental\u00a0: La production de GCC g\u00e9n\u00e8re principalement du bruit, mais pas les \u00ab\u00a0trois types de d\u00e9chets\u00a0\u00bb (eaux us\u00e9es, gaz r\u00e9siduaires, d\u00e9chets solides), ce qui la rend g\u00e9rable sur le plan environnemental. La production de PCC \u00e9met les trois types de d\u00e9chets, en particulier les gaz de combustion, ce qui nuit \u00e0 la durabilit\u00e9 environnementale globale. <\/p>\n\n\n\n<p>Taux d&#039;utilisation des ressources\u00a0: la production de GCC permet une utilisation plus efficace et plus compl\u00e8te des ressources min\u00e9rales. En revanche, la production de PCC peine \u00e0 atteindre le m\u00eame niveau d&#039;efficacit\u00e9 des ressources.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">17 Performances des applications<\/h2>\n\n\n\n<p>Dans les industries papeti\u00e8res, du caoutchouc et des plastiques, le GCC est utilis\u00e9. Il est g\u00e9n\u00e9ralement ajout\u00e9 en grandes quantit\u00e9s comme charge volumique afin de r\u00e9duire les co\u00fbts de fabrication. Le PCC a un champ d&#039;application plus large, notamment dans les plastiques, le caoutchouc, les rev\u00eatements, les adh\u00e9sifs, le papier \u00e0 cigarettes et les encres. Il sert \u00e9galement de charge volumique. Le Nano PCC est souvent utilis\u00e9 comme charge fonctionnelle pour la modification ou le renforcement, g\u00e9n\u00e9ralement en plus petites quantit\u00e9s.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">Conclusion<\/h2>\n\n\n\n<p>Il est essentiel de bien distinguer le PCC du GCC et de choisir le type appropri\u00e9 lors de la conception d&#039;une formulation sp\u00e9cifique. Cela permet de s\u00e9lectionner les mat\u00e9riaux en fonction des performances requises tout en contribuant \u00e0 r\u00e9duire les co\u00fbts.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-large-font-size\">Poudre \u00e9pique<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/jet-mill-0328.webp\" alt=\"\" class=\"wp-image-15154\" style=\"width:807px;height:auto\" srcset=\"https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/jet-mill-0328.webp 1000w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/jet-mill-0328-300x300.webp 300w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/jet-mill-0328-100x100.webp 100w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/jet-mill-0328-768x768.webp 768w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/jet-mill-0328-12x12.webp 12w, https:\/\/www.epicmicron.com\/wp-content\/uploads\/2025\/05\/jet-mill-0328-600x600.webp 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<p>Merci d&#039;avoir lu cet article sur les diff\u00e9rences entre le GCC et le PCC. En tant que leader dans le domaine des technologies des poudres,&nbsp;<a href=\"https:\/\/www.epicmicron.com\/fr\/products\/\">Poudre \u00e9pique<\/a>&nbsp;Machinery fournit des broyeurs \u00e0 jet efficaces et innovants ainsi que des \u00e9quipements connexes \u00e0 des clients du monde entier. <\/p>\n\n\n\n<p>Que vous cherchiez \u00e0 am\u00e9liorer les performances de vos produits ou \u00e0 optimiser vos co\u00fbts de production, nous vous proposons les solutions les plus adapt\u00e9es \u00e0 vos besoins.<\/p>\n\n\n\n<p>Si vous avez des questions sur la production et l&#039;application des poudres de carbonate de calcium, n&#039;h\u00e9sitez pas \u00e0 nous contacter.&nbsp;<a href=\"https:\/\/www.epicmicron.com\/fr\/contact-us\/\">Contactez-nous<\/a>.<\/p>\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=\"Broyeur \u00e0 jet MQW60 pour cire PE, haute qualit\u00e9 et haute efficacit\u00e9 - EPIC\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/Uhey5eHT8IY?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<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f14468-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"14468\">\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\/15136#wpcf7-f14468-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\/15136#wpcf7-f14468-o1\">\n<fieldset 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name=\"trp-form-language\" value=\"fr\"\/><\/form>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>10 Surface sp\u00e9cifique La surface sp\u00e9cifique du GCC ordinaire est g\u00e9n\u00e9ralement d&#039;environ 1 m\u00b2\/g. Pour le carbonate de calcium fin et lourd, elle varie de 1,45 \u00e0 2,1 m\u00b2\/g. La surface sp\u00e9cifique [\u2026]<\/p>","protected":false},"author":2,"featured_media":15151,"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 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":""}},"footnotes":""},"categories":[42],"tags":[],"class_list":["post-15136","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>GCC vs PCC: 17 Key Differences You Need to Know (Part 2) - Jet Mill Equipment Manufacturer<\/title>\n<meta name=\"description\" content=\"The specific surface area of ordinary PCC\u00a0is typically about 5 m\u00b2\/g. For light fine calcium carbonate, it ranges from 27\u201387 m\u00b2\/g.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.epicmicron.com\/fr\/gcc-vs-pcc-17-key-differences-you-need-to-know-part-2\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"GCC vs PCC: 17 Key Differences You Need to Know (Part 2)\" \/>\n<meta property=\"og:description\" content=\"The specific surface area of ordinary PCC\u00a0is typically about 5 m\u00b2\/g. 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