{"id":14440,"date":"2025-07-04T08:06:34","date_gmt":"2025-07-04T08:06:34","guid":{"rendered":"https:\/\/www.ball-mill-classifiers.com\/?p=14440"},"modified":"2025-07-04T08:06:37","modified_gmt":"2025-07-04T08:06:37","slug":"feldspar-powder-essential-uses-in-glass-and-ceramic-manufacturing","status":"publish","type":"post","link":"https:\/\/www.ball-mill-classifiers.com\/fr\/feldspar-powder-essential-uses-in-glass-and-ceramic-manufacturing\/","title":{"rendered":"Poudre de feldspath\u00a0: utilisations essentielles dans la fabrication du verre et de la c\u00e9ramique"},"content":{"rendered":"<p>Dans la nature, le feldspath pur est extr\u00eamement rare. M\u00eame les min\u00e9raux commun\u00e9ment appel\u00e9s \u00ab\u00a0feldspath potassique\u00a0\u00bb peuvent coexister ou se m\u00e9langer avec le feldspath sodique. Ces min\u00e9raux naturels <a href=\"https:\/\/www.ball-mill-classifiers.com\/fr\/\">feldspath<\/a> les min\u00e9raux sont les mati\u00e8res premi\u00e8res essentielles pour la production <a href=\"https:\/\/www.ball-mill-classifiers.com\/fr\/categorie-produit\/ball-mill-classifier\/\">poudre de feldspath<\/a>Les feldspaths contenant \u00e0 la fois du feldspath potassique et du feldspath sodique sont appel\u00e9s feldspaths alcalins. Les min\u00e9raux issus du feldspath sodique et du feldspath calcique sont appel\u00e9s plagioclases. Lorsque les feldspaths sont compos\u00e9s de feldspath calcique et de feldspath baryt\u00e9, on parle de feldspath alcalino-terreux. Le microcline potassique est une vari\u00e9t\u00e9 de feldspath potassique \u00e0 structure cristalline triclinique. Si le feldspath sodique y est dispos\u00e9 de mani\u00e8re r\u00e9guli\u00e8re, on obtient du feldspath stri\u00e9. Apr\u00e8s traitement, ce min\u00e9ral peut \u00eatre transform\u00e9 en poudre de feldspath aux propri\u00e9t\u00e9s sp\u00e9cifiques.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/potassium-feldspar.webp\" alt=\"potassium feldspar\" class=\"wp-image-14441\" srcset=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/potassium-feldspar.webp 800w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/potassium-feldspar-300x200.webp 300w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/potassium-feldspar-768x512.webp 768w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/potassium-feldspar-18x12.webp 18w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/potassium-feldspar-600x400.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Le feldspath est l&#039;un des min\u00e9raux les plus abondants de la cro\u00fbte terrestre. Il est largement r\u00e9pandu dans certaines couches s\u00e9dimentaires et dans presque toutes les roches ign\u00e9es. De plus, des gisements miniers de feldspath, propices \u00e0 la transformation en poudre, sont pr\u00e9sents dans la plupart des r\u00e9gions du monde. Le potentiel de r\u00e9serves min\u00e9rales exploitables est donc consid\u00e9rable, ce qui garantit un approvisionnement solide en mati\u00e8res premi\u00e8res pour la production de poudre de feldspath \u00e0 grande \u00e9chelle.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-feldspar-powder-preparation\">Pr\u00e9paration de poudre de feldspath<\/h2>\n\n\n\n<p>Les minerais de feldspath naturel (tels que le feldspath potassique, le feldspath sodique et le feldspath calcique) constituent les principales mati\u00e8res premi\u00e8res pour la pr\u00e9paration de poudre de feldspath. Cette m\u00e9thode est \u00e9conomique, \u00e9volutive et adapt\u00e9e aux besoins en poudre de qualit\u00e9 industrielle. Le processus principal comprend le pr\u00e9traitement du minerai, le concassage, le broyage, la purification, le s\u00e9chage, le broyage ultrafin (facultatif) et la classification.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"574\" src=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/striped-feldspar.webp\" alt=\"\" class=\"wp-image-14442\" srcset=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/striped-feldspar.webp 800w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/striped-feldspar-300x215.webp 300w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/striped-feldspar-768x551.webp 768w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/striped-feldspar-18x12.webp 18w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/striped-feldspar-600x431.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-ore-selection-and-pretreatment\"><strong>S\u00e9lection et pr\u00e9traitement du minerai<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Op\u00e9ration<\/strong>: Trier manuellement ou m\u00e9caniquement les minerais contenant \u2265 80% de feldspath (les impuret\u00e9s comprennent principalement du quartz, du mica, des min\u00e9raux de fer, des min\u00e9raux de titane, etc.). Utiliser de l&#039;eau propre pour \u00e9liminer la boue et le sable qui y sont attach\u00e9s.<\/li>\n\n\n\n<li><strong>Objectif<\/strong>: S\u00e9lectionnez des minerais de feldspath de haute puret\u00e9 et \u00e9liminez les impuret\u00e9s de surface telles que le sol et la v\u00e9g\u00e9tation.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-crushing\"><strong>\u00c9crasement<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"705\" src=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/feldspar-powder.webp\" alt=\"feldspar powder\" class=\"wp-image-14443\" srcset=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/feldspar-powder.webp 800w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/feldspar-powder-300x264.webp 300w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/feldspar-powder-768x677.webp 768w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/feldspar-powder-14x12.webp 14w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/feldspar-powder-600x529.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Concassage fin<\/strong>:Utilisez un concasseur \u00e0 percussion pour \u00e9craser \u00e0 1-5 mm (pr\u00e9paration au broyage).<\/li>\n\n\n\n<li><strong>Objectif<\/strong>:Brisez les gros morceaux de minerai en particules plus petites pour faciliter le broyage.<\/li>\n\n\n\n<li><strong>\u00c9quipement et proc\u00e9d\u00e9<\/strong>:<\/li>\n\n\n\n<li><strong>Concassage grossier<\/strong>:Utilisez un concasseur \u00e0 m\u00e2choires pour \u00e9craser le minerai \u00e0 50-100 mm.<\/li>\n\n\n\n<li><strong>Concassage moyen<\/strong>:Utilisez un concasseur \u00e0 c\u00f4ne ou un concasseur \u00e0 percussion pour \u00e9craser davantage jusqu&#039;\u00e0 5 \u00e0 20 mm.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-grinding-primary-crushing\">Broyage (concassage primaire)<\/h3>\n\n\n\n<p><strong>Objectif<\/strong>: Broyer les particules finement broy\u00e9es en poudre de l&#039;ordre du micron (g\u00e9n\u00e9ralement 10 \u00e0 100 \u00b5m) et disperser initialement les particules.<\/p>\n\n\n\n<p><strong>\u00c9quipement commun<\/strong>:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-for-super-fine-powders.webp\" alt=\"ball mill for super-fine powders\" class=\"wp-image-14444\" srcset=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-for-super-fine-powders.webp 800w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-for-super-fine-powders-300x300.webp 300w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-for-super-fine-powders-100x100.webp 100w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-for-super-fine-powders-768x768.webp 768w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-for-super-fine-powders-12x12.webp 12w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ball-mill-for-super-fine-powders-600x600.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Moulin Raymond<\/strong> (convient pour une finesse moyenne, granulom\u00e9trie du produit 10-74 \u03bcm).<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ball-mill-classifiers.com\/fr\/astra-portfolio\/a-heavy-calcium-carbonate-ball-milling-and-grading-modification-production-line-in-a-mineral-factory-in-serbia\/\">Broyeur \u00e0 billes<\/a><\/strong> (broyage \u00e0 sec ou humide, utilise des billes d&#039;acier ou de c\u00e9ramique pour le broyage par impact, la taille du produit peut atteindre 5 \u00e0 50 \u03bcm).<\/li>\n\n\n\n<li><strong>Broyeur vibrant<\/strong> (haute efficacit\u00e9, adapt\u00e9 aux min\u00e9raux cassants, peut obtenir une poudre primaire plus fine).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-purification-key-step-remove-impurities\">Purification (\u00e9tape cl\u00e9, \u00e9liminer les impuret\u00e9s)<\/h3>\n\n\n\n<p>Les minerais de feldspath contiennent naturellement des impuret\u00e9s telles que le quartz (SiO\u2082), le mica (contenant du potassium, de l&#039;aluminium, du silicium et de l&#039;eau), les min\u00e9raux de fer (Fe\u2082O\u2083, Fe\u2083O\u2084) et les min\u00e9raux de titane (TiO\u2082), qui affectent les propri\u00e9t\u00e9s de la poudre (par exemple, changement de couleur apr\u00e8s cuisson de la c\u00e9ramique, r\u00e9duction de la transparence du verre). Ces impuret\u00e9s doivent \u00eatre \u00e9limin\u00e9es par les m\u00e9thodes suivantes\u00a0: s\u00e9paration magn\u00e9tique (d\u00e9ferrisation), s\u00e9paration par flottation, lixiviation acide (d\u00e9ferrisation) et s\u00e9paration gravitaire.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-drying\"><strong>S\u00e9chage<\/strong><\/h3>\n\n\n\n<p>La temp\u00e9rature de s\u00e9chage est g\u00e9n\u00e9ralement de 100 \u00e0 150 \u00b0C, jusqu&#039;\u00e0 ce que la teneur en humidit\u00e9 soit \u2264 11 TP3T.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Objectif<\/strong>: \u00c9liminer l\u2019humidit\u00e9 de la poudre purifi\u00e9e (en particulier apr\u00e8s un broyage humide ou une lixiviation acide).<\/li>\n\n\n\n<li><strong>\u00c9quipement<\/strong>:<\/li>\n\n\n\n<li><strong>S\u00e9choir \u00e0 bo\u00eetes<\/strong> (\u00e0 petite \u00e9chelle).<\/li>\n\n\n\n<li><strong>S\u00e9choir \u00e0 tambour<\/strong> (\u00e9chelle moyenne).<\/li>\n\n\n\n<li><strong>S\u00e9choir par pulv\u00e9risation<\/strong> (\u00e0 grande \u00e9chelle, peut s\u00e9cher et granuler simultan\u00e9ment).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-ultrafine-grinding-optional-for-submicron-nanometer-powder\">Broyage ultrafin (en option, pour poudre submicronique\/nanom\u00e9trique)<\/h3>\n\n\n\n<p>Si une poudre plus fine est requise (par exemple, D50 \u2264 5 \u03bcm pour les c\u00e9ramiques ou rev\u00eatements haut de gamme), un broyage ultrafin est n\u00e9cessaire :<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"700\" src=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/Ultrafine-grinder.webp\" alt=\"Ultrafine grinder\" class=\"wp-image-14445\" srcset=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/Ultrafine-grinder.webp 700w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/Ultrafine-grinder-300x300.webp 300w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/Ultrafine-grinder-100x100.webp 100w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/Ultrafine-grinder-12x12.webp 12w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/Ultrafine-grinder-600x600.webp 600w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/figure>\n\n\n\n<p><strong>\u00c9quipement<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Broyeur \u00e0 jet d&#039;air<\/strong> (utilise un flux d&#039;air \u00e0 grande vitesse pour impacter les particules, taille du produit 1-10 \u03bcm, haute puret\u00e9).<\/li>\n\n\n\n<li><strong>broyeur agit\u00e9<\/strong> (broyage humide, peut atteindre une taille de particules submicronique).<\/li>\n\n\n\n<li><strong>Broyeur \u00e0 boulets plan\u00e9taire<\/strong> (broyage \u00e0 sec ou humide, adapt\u00e9 au laboratoire ou \u00e0 la production \u00e0 petite \u00e9chelle).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-classification\"><a href=\"https:\/\/www.ball-mill-classifiers.com\/fr\/categorie-produit\/air-classifier\/\">Classification<\/a><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/air-classifer1.webp\" alt=\"air classifer1\" class=\"wp-image-14447\" srcset=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/air-classifer1.webp 800w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/air-classifer1-300x300.webp 300w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/air-classifer1-100x100.webp 100w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/air-classifer1-768x768.webp 768w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/air-classifer1-12x12.webp 12w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/air-classifer1-600x600.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><strong>Objectif<\/strong>:Contr\u00f4ler la distribution granulom\u00e9trique de la poudre (par exemple, \u00e9liminer les particules grossi\u00e8res ou ultrafines) pour r\u00e9pondre aux diff\u00e9rents besoins d&#039;application.<\/p>\n\n\n\n<p><strong>\u00c9quipement<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Classificateur d&#039;air<\/strong> (utilis\u00e9 avec les broyeurs \u00e0 jet d&#039;air).<\/li>\n\n\n\n<li><strong>Machines de criblage<\/strong> (pour poudre grossi\u00e8re, comme 200 mesh, 325 mesh).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-main-uses-of-feldspar-powder\">Principales utilisations de la poudre de feldspath<\/h2>\n\n\n\n<p>Outre son r\u00f4le essentiel dans l&#039;industrie du verre (environ 50 \u00e0 60 % de la consommation totale), le feldspath est \u00e9galement largement utilis\u00e9 dans l&#039;industrie c\u00e9ramique, o\u00f9 il repr\u00e9sente environ 30 % de la consommation totale. Le reste est utilis\u00e9 dans des industries telles que les produits chimiques, les abrasifs, la fibre de verre et les \u00e9lectrodes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-glass-flux\"><strong>Flux de verre<\/strong><\/h3>\n\n\n\n<p>La poudre de feldspath est l&#039;un des principaux composants des m\u00e9langes de verre. Elle contient des teneurs \u00e9lev\u00e9es en Al\u2082O\u2083 et de faibles teneurs en fer. Son point de fusion, inf\u00e9rieur \u00e0 celui de l&#039;oxyde d&#039;aluminium, facilite sa fusion. Le feldspath abaisse non seulement la temp\u00e9rature de fusion du verre, mais \u00e9largit \u00e9galement sa plage de fusion. Il est principalement utilis\u00e9 pour augmenter la teneur en alumine des compositions de verre, r\u00e9duire les temp\u00e9ratures de fusion lors de la production et augmenter la teneur en alcalis. Cela permet de r\u00e9duire la quantit\u00e9 d&#039;alcalis utilis\u00e9e. De plus, le feldspath fond lentement en verre et pr\u00e9sente un faible potentiel de cristallisation. Cela emp\u00eache la formation de cristaux pendant le processus de fabrication du verre et \u00e9vite d&#039;endommager le produit. Il contribue \u00e9galement \u00e0 ajuster la viscosit\u00e9 du verre. Le feldspath potassique ou sodique est g\u00e9n\u00e9ralement utilis\u00e9 dans les m\u00e9langes de verre.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-ceramic-body-ingredients\">Ingr\u00e9dients du corps en c\u00e9ramique<\/h3>\n\n\n\n<p>Avant la cuisson, le feldspath agit comme fondant. Il r\u00e9duit le retrait et la d\u00e9formation au s\u00e9chage, am\u00e9liore les performances et raccourcit le temps de s\u00e9chage. Pendant la cuisson, le feldspath agit comme fondant pour abaisser la temp\u00e9rature de cuisson. Il favorise la fusion du quartz et du kaolin. Le verre de feldspath form\u00e9 \u00e0 l&#039;\u00e9tat fondu diffuse et p\u00e9n\u00e8tre dans la phase liquide, acc\u00e9l\u00e9rant ainsi la formation de mullite. Le verre de feldspath remplissant les grains de mullite densifie la p\u00e2te, r\u00e9duisant ainsi la porosit\u00e9 et am\u00e9liorant la r\u00e9sistance m\u00e9canique et les propri\u00e9t\u00e9s di\u00e9lectriques. De plus, la formation de verre de feldspath am\u00e9liore la translucidit\u00e9 de la p\u00e2te. La quantit\u00e9 de feldspath ajout\u00e9e aux p\u00e2tes c\u00e9ramiques varie en fonction des mati\u00e8res premi\u00e8res et des exigences du produit.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-ceramic-glazes\">\u00c9maux c\u00e9ramiques<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"398\" src=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ceramic-glaze.webp\" alt=\"ceramic glaze\" class=\"wp-image-14448\" srcset=\"https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ceramic-glaze.webp 800w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ceramic-glaze-300x149.webp 300w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ceramic-glaze-768x382.webp 768w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ceramic-glaze-18x9.webp 18w, https:\/\/www.ball-mill-classifiers.com\/wp-content\/uploads\/2025\/07\/ceramic-glaze-600x299.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Les \u00e9maux c\u00e9ramiques sont principalement compos\u00e9s de feldspath, de quartz et d&#039;argile. Leur teneur en feldspath varie de 10 \u00e0 351 TP3T. Dans l&#039;industrie c\u00e9ramique (corps et \u00e9maux), le feldspath potassique est majoritairement utilis\u00e9.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-enamel-raw-materials\">Mati\u00e8res premi\u00e8res de l&#039;\u00e9mail<\/h3>\n\n\n\n<p>Le feldspath est m\u00e9lang\u00e9 \u00e0 d&#039;autres mati\u00e8res premi\u00e8res min\u00e9rales pour produire de l&#039;\u00e9mail. En g\u00e9n\u00e9ral, la teneur en feldspath de ce m\u00e9lange varie de 20 \u00e0 30 \u00b5g\/cm\u00b3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-abrasives\">Abrasifs<\/h3>\n\n\n\n<p>Le feldspath est souvent utilis\u00e9 comme liant c\u00e9ramique dans la fabrication de meules. Sa teneur en feldspath varie de 28 \u00e0 451 TP3T.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-other-uses\">Autres utilisations<\/h3>\n\n\n\n<p>Le feldspath potassique peut \u00e9galement \u00eatre utilis\u00e9 comme mati\u00e8re premi\u00e8re pour l\u2019extraction d\u2019engrais potassiques.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-epic-powder\"><a href=\"https:\/\/www.ball-mill-classifiers.com\/fr\/contact-us\/\">Poudre \u00e9pique<\/a> <\/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=\"Syst\u00e8me de broyeur \u00e0 boulets et de classificateur pour carbonate de calcium\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/RNRMeS2Y9yA?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>Epic Powder, plus de 20 ans d&#039;exp\u00e9rience dans l&#039;industrie des poudres ultrafines, promeut activement le d\u00e9veloppement futur des poudres ultrafines, en se concentrant sur les proc\u00e9d\u00e9s de concassage, de broyage, de classification et de modification. Contactez-nous pour une consultation gratuite et des solutions personnalis\u00e9es\u00a0! Notre \u00e9quipe d&#039;experts s&#039;engage \u00e0 vous fournir des produits et services de haute qualit\u00e9 pour optimiser la valeur de vos proc\u00e9d\u00e9s de traitement des poudres. Epic Powder\u00a0: votre expert de confiance en traitement des poudres\u00a0!<\/p>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f14067-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"14067\">\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\/14440#wpcf7-f14067-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\/14440#wpcf7-f14067-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"14067\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.4\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f14067-o1\" \/><input type=\"hidden\" 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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> \u00e9toile<\/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=\"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=\"2\" type=\"radio\" name=\"kc_captcha\" value=\"kc_human\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 576 512\"><path fill=\"currentColor\" d=\"M259 18l-65 132-146 22c-26 3-37 36-18 54l106 103-25 146c-5 26 23 46 46 33l131-68 131 68c23 13 51-7 46-33l-25-146 106-103c19-18 8-51-18-54l-146-22-65-132a32 32 0 00-58 0z\"\/><\/svg><\/label><label><input aria-label=\"3\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\"><path fill=\"currentColor\" d=\"M500 168h-55l-8-21a127 127 0 00-120-83H195a127 127 0 00-120 83l-8 21H12c-8 0-14 8-11 16l8 24a12 12 0 0011 8h29a64 64 0 00-33 56v48c0 16 6 31 16 42v62c0 13 11 24 24 24h48c13 0 24-11 24-24v-40h256v40c0 13 11 24 24 24h48c13 0 24-11 24-24v-62c10-11 16-26 16-42v-48c0-24-13-45-33-56h29a12 12 0 0011-8l8-24c3-8-3-16-11-16zm-365 2c9-25 33-42 60-42h122c27 0 51 17 60 42l15 38H120l15-38zM88 328a32 32 0 010-64c18 0 48 30 48 48s-30 16-48 16zm336 0c-18 0-48 2-48-16s30-48 48-48 32 14 32 32-14 32-32 32z\"\/><\/svg><\/label>\r\n    <\/span>\r\n    <span style=\"display:none\">\r\n        <input type=\"text\" name=\"kc_honeypot\">\r\n    <\/span><\/span><\/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:0px;}\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>","protected":false},"excerpt":{"rendered":"<p>Dans la nature, le feldspath pur est extr\u00eamement rare. M\u00eame les min\u00e9raux commun\u00e9ment appel\u00e9s \u00ab\u00a0feldspath potassique\u00a0\u00bb peuvent coexister ou se m\u00e9langer avec le feldspath sodique. Ces min\u00e9raux feldspathiques naturels constituent la principale mati\u00e8re premi\u00e8re [\u2026]<\/p>","protected":false},"author":1,"featured_media":14449,"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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