{"id":1151,"date":"2025-10-17T17:14:04","date_gmt":"2025-10-17T09:14:04","guid":{"rendered":"https:\/\/yrdactivatedcarbon.com\/?post_type=product&#038;p=1151"},"modified":"2025-12-03T17:39:07","modified_gmt":"2025-12-03T09:39:07","slug":"media-filtrant-a-base-de-coquilles-de-noix","status":"publish","type":"product","link":"https:\/\/yrdactivatedcarbon.com\/fr\/product\/media-filtrant-a-base-de-coquilles-de-noix\/","title":{"rendered":"M\u00e9dia filtrant \u00e0 base de coquilles de noix"},"content":{"rendered":"<h2 dir=\"auto\">Propri\u00e9t\u00e9s physiques<\/h2>\n<p dir=\"auto\">Le tableau suivant pr\u00e9sente les principales caract\u00e9ristiques physiques des m\u00e9dias filtrants \u00e0 base de coquilles de noix, sur la base de donn\u00e9es industrielles standard.<\/p>\n<table>\n<thead>\n<tr>\n<th data-col-size=\"lg\">Propri\u00e9t\u00e9<\/th>\n<th data-col-size=\"md\">Valeur\/Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-col-size=\"lg\">Gravit\u00e9 sp\u00e9cifique<\/td>\n<td data-col-size=\"md\">1.2 &#8211; 1.4<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Densit\u00e9 en vrac<\/td>\n<td data-col-size=\"md\">0,85 g\/cm\u00b3 (approximatif)<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Duret\u00e9 (\u00e9chelle de Mohs)<\/td>\n<td data-col-size=\"md\">2.5 &#8211; 3.0<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Forme du grain<\/td>\n<td data-col-size=\"md\">Angulaire, \u00e0 multiples facettes<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Couleur<\/td>\n<td data-col-size=\"md\">Marron clair<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Teneur en eau<\/td>\n<td data-col-size=\"md\">\u2264 11% en poids<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Valeur du pH<\/td>\n<td data-col-size=\"md\">7,5 (neutre)<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Temp\u00e9rature de carbonisation<\/td>\n<td data-col-size=\"md\">243\u00b0C (470\u00b0F)<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Taux d'attrition<\/td>\n<td data-col-size=\"md\">&lt; 5% par an<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 dir=\"auto\">Composition chimique<\/h2>\n<p dir=\"auto\">Le m\u00e9dia filtrant \u00e0 base de coquilles de noix est compos\u00e9 d'\u00e9l\u00e9ments organiques naturels, ce qui le rend non toxique, biod\u00e9gradable et chimiquement inerte. La composition chimique typique est la suivante :<\/p>\n<table>\n<thead>\n<tr>\n<th data-col-size=\"lg\">Composant<\/th>\n<th data-col-size=\"md\">Pourcentage (%)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-col-size=\"lg\">Azote<\/td>\n<td data-col-size=\"md\">0.10<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Cellulose<\/td>\n<td data-col-size=\"md\">40 &#8211; 60<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Lignine<\/td>\n<td data-col-size=\"md\">20 &#8211; 30<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Tolu\u00e8ne Solubilit\u00e9<\/td>\n<td data-col-size=\"md\">0.5 &#8211; 1.0<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">M\u00e9thoxyle<\/td>\n<td data-col-size=\"md\">6.5<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Chlore<\/td>\n<td data-col-size=\"md\">0.10<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"lg\">Fr\u00eane<\/td>\n<td data-col-size=\"md\">\u2264 1.5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><a dir=\"auto\" style=\"display: inline-block; padding: 12px 28px; border-radius: 999px; background: #0067ff; color: #ffffff; font-size: 20px; font-weight: 600; text-decoration: none; cursor: pointer; \" href=\"mailto:info@yrdcarbon.com\">Obtenir des \u00e9chantillons de qualit\u00e9 gratuits pour les tester<\/a><\/p>\n<h2 dir=\"auto\">Taille des particules disponibles<\/h2>\n<p dir=\"auto\">Le m\u00e9dia filtrant \u00e0 base de coquilles de noix est disponible en diff\u00e9rentes tailles de granul\u00e9s pour r\u00e9pondre \u00e0 des exigences de filtration sp\u00e9cifiques. Les tailles sont g\u00e9n\u00e9ralement sp\u00e9cifi\u00e9es en mailles am\u00e9ricaines ou en \u00e9quivalents m\u00e9triques. Les tailles les plus courantes sont les suivantes :<\/p>\n<ul dir=\"auto\">\n<li>6\/10 Mesh (3.36 - 2.00 mm)<\/li>\n<li>8\/12 Mailles (2,38 - 1,68 mm)<\/li>\n<li>12\/20 Mailles (1,68 - 0,84 mm)<\/li>\n<li>20\/30 Mesh (0,84 - 0,59 mm)<\/li>\n<li>30\/60 Mesh (0,59 - 0,25 mm)<\/li>\n<\/ul>\n<p dir=\"auto\">Des tailles personnalis\u00e9es peuvent \u00eatre fournies sur demande. Pour les applications de filtration de l'eau, les mailles 12\/20 ou 12\/16 sont g\u00e9n\u00e9ralement recommand\u00e9es pour une performance optimale dans l'\u00e9limination des hydrocarbures et des solides.<\/p>\n<h2 dir=\"auto\">Donn\u00e9es de performance<\/h2>\n<p dir=\"auto\">Le m\u00e9dia filtrant \u00e0 base de coquilles de noix d\u00e9montre une grande efficacit\u00e9 dans les syst\u00e8mes de filtration en lit profond. Les principaux param\u00e8tres de performance sont les suivants<\/p>\n<ul dir=\"auto\">\n<li><strong>\u00c9limination des solides en suspension<\/strong>95% - 99% (efficace jusqu'\u00e0 5 microns)<\/li>\n<li><strong>\u00c9limination des hydrocarbures insolubles<\/strong>: 90% &#8211; 99%<\/li>\n<li><strong>Niveaux de vidange d'huile<\/strong>: G\u00e9n\u00e9ralement \u2264 5 ppm<\/li>\n<li><strong>Taux de flux de filtration<\/strong>: 10 - 12 gpm\/ft\u00b2 (plus \u00e9lev\u00e9 que les filtres \u00e0 sable ou anthracite)<\/li>\n<li><strong>Efficacit\u00e9 du lavage \u00e0 contre-courant<\/strong>: Requiert 0,5% - 1% de volume de d\u00e9bit ; le m\u00e9dia se r\u00e9g\u00e9n\u00e8re compl\u00e8tement sans produits chimiques ni barbotage d'air.<\/li>\n<li><strong>Dur\u00e9e de vie<\/strong>: Le m\u00e9dia dure toute la dur\u00e9e de vie du filtre avec un remplacement minimal (5% - 10% annuellement si n\u00e9cessaire).<\/li>\n<li><strong>Vitesse de filtrage<\/strong>25 - 30 m\/h<\/li>\n<li><strong>R\u00e9sistance au lavage \u00e0 contre-courant<\/strong>6 - 7 L\/s-m\u00b2<\/li>\n<\/ul>\n<p dir=\"auto\">Ces param\u00e8tres garantissent un fonctionnement fiable avec un temps de fonctionnement &gt;99% dans des environnements exigeants.<\/p>\n<h2 dir=\"auto\">Applications<\/h2>\n<p dir=\"auto\">Les m\u00e9dias filtrants \u00e0 base de coquilles de noix sont polyvalents et conviennent \u00e0 toute une s\u00e9rie de sc\u00e9narios de traitement de l'eau, notamment :<\/p>\n<ul dir=\"auto\">\n<li>Traitement des eaux produites dans les industries p\u00e9troli\u00e8res et gazi\u00e8res<\/li>\n<li>Filtration des eaux us\u00e9es industrielles pour l'\u00e9limination des huiles, des graisses et des solides en suspension<\/li>\n<li>Assainissement des eaux souterraines et polissage des eaux de surface<\/li>\n<li>Recyclage des eaux de refroidissement dans l'industrie manufacturi\u00e8re et la production d'\u00e9lectricit\u00e9<\/li>\n<li>Traitement des liquides municipaux et p\u00e9trochimiques pour les solides en suspension, les r\u00e9sidus huileux, les cendres et les hydroxydes m\u00e9talliques<\/li>\n<\/ul>\n<p dir=\"auto\">Il est compatible avec les filtres multim\u00e9dias, les filtres \u00e0 sable et les syst\u00e8mes \u00e0 charbon actif, ce qui am\u00e9liore l'efficacit\u00e9 globale de la filtration.<\/p>\n<h2 dir=\"auto\">Principaux avantages<\/h2>\n<ul dir=\"auto\">\n<li><strong>Absorption \u00e9lev\u00e9e de l'huile<\/strong>Le rendement : 2 \u00e0 3 fois sup\u00e9rieur \u00e0 celui des m\u00e9dias de sable traditionnels, ce qui emp\u00eache le colmatage et la formation de boules de boue.<\/li>\n<li><strong>Durabilit\u00e9 et faible entretien<\/strong>: La forme angulaire et la haute r\u00e9sistance permettent une faible d\u00e9gradation ; le m\u00e9dia peut \u00eatre r\u00e9cup\u00e9r\u00e9 et r\u00e9utilis\u00e9 plusieurs fois.<\/li>\n<li><strong>Avantages pour l'environnement<\/strong>: Naturel, biod\u00e9gradable et non toxique ; r\u00e9duit l'utilisation de produits chimiques et les d\u00e9chets.<\/li>\n<li><strong>Rapport co\u00fbt-efficacit\u00e9<\/strong>: Un d\u00e9bit plus \u00e9lev\u00e9 r\u00e9duit la taille de l'\u00e9quipement et les co\u00fbts d'exploitation ; un lavage \u00e0 contre-courant efficace minimise la consommation d'eau.<\/li>\n<\/ul>\n<h2 dir=\"auto\">Certifications et normes<\/h2>\n<p dir=\"auto\">Les m\u00e9dias filtrants \u00e0 base de coquilles de noix sont conformes aux normes industrielles en vigueur afin de garantir la qualit\u00e9 et la s\u00e9curit\u00e9 :<\/p>\n<ul dir=\"auto\">\n<li>AWWA B100 pour la qualit\u00e9 du mat\u00e9riau filtrant granulaire<\/li>\n<li>Sp\u00e9cification GSA AA-1722 Type 2<\/li>\n<li>MIL-G-5634 Type 3<span lang=\"zh-CN\"><span data-immersive-translate-translation-element-mark=\"1\">\u00a0\u00a0<\/span><span data-immersive-translate-translation-element-mark=\"1\">MIL-G-5634 3\u00a0<\/span><\/span><\/li>\n<li>Certifi\u00e9 NSF\/ANSI pour les applications d'eau potable<\/li>\n<\/ul>\n<p><a dir=\"auto\" style=\"display: inline-block; padding: 12px 28px; border-radius: 999px; background: #0067ff; color: #ffffff; font-size: 20px; font-weight: 600; text-decoration: none; cursor: pointer; \" href=\"mailto:info@yrdcarbon.com\">Obtenir des \u00e9chantillons de qualit\u00e9 gratuits pour les tester<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p><a dir=\"auto\" style=\"display: inline-block; padding: 12px 28px; border-radius: 999px; background: #0067ff; color: #ffffff; font-size: 20px; font-weight: 600; text-decoration: none; cursor: pointer; \" href=\"mailto:info@yrdcarbon.com\">Obtenir des \u00e9chantillons de qualit\u00e9 gratuits pour les tester<\/a><\/p>\n<p dir=\"auto\">Le m\u00e9dia filtrant \u00e0 base de coquilles de noix est un mat\u00e9riau de filtration naturel de haute performance d\u00e9riv\u00e9 de coquilles de noix noires broy\u00e9es. Il est largement utilis\u00e9 dans les applications de traitement de l'eau pour sa capacit\u00e9 exceptionnelle \u00e0 \u00e9liminer les solides en suspension et les hydrocarbures insolubles sans n\u00e9cessiter d'additifs chimiques.<\/p>\n<p dir=\"auto\">Ce m\u00e9dia offre une durabilit\u00e9 sup\u00e9rieure, de faibles taux d'attrition et une durabilit\u00e9 environnementale, ce qui en fait un choix id\u00e9al pour les eaux us\u00e9es industrielles, l'eau produite dans le p\u00e9trole et le gaz et les processus de polissage de l'eau en g\u00e9n\u00e9ral.<\/p>\n<p dir=\"auto\">Les principaux avantages sont une grande capacit\u00e9 d'absorption de l'huile, un lavage \u00e0 contre-courant efficace et une longue dur\u00e9e de vie, ce qui garantit un fonctionnement rentable et la conformit\u00e9 aux normes industrielles.<\/p>","protected":false},"featured_media":1395,"template":"","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":"default","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 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":""}}},"product_brand":[],"product_cat":[32],"product_tag":[],"class_list":{"0":"post-1151","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-filter-materials-series","7":"desktop-align-left","8":"tablet-align-left","9":"mobile-align-left","11":"first","12":"instock","13":"featured","14":"shipping-taxable","15":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.0 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Walnut Shell Filter Media<\/title>\n<meta name=\"description\" content=\"Walnut shell filter media for oil-water separation and activated carbon polishing in industrial filtration systems. Reusable, high oil-adsorption, bulk supply from YRD Activated Carbon.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/yrdactivatedcarbon.com\/fr\/product\/media-filtrant-a-base-de-coquilles-de-noix\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Walnut Shell Filter Media\" \/>\n<meta property=\"og:description\" content=\"Walnut shell filter media for oil-water separation and activated carbon polishing in industrial filtration systems. Reusable, high oil-adsorption, bulk supply from YRD Activated Carbon.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/yrdactivatedcarbon.com\/fr\/product\/media-filtrant-a-base-de-coquilles-de-noix\/\" \/>\n<meta property=\"article:modified_time\" content=\"2025-12-03T09:39:07+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/yrdactivatedcarbon.com\\\/product\\\/walnut-shell-filter-media\\\/\",\"url\":\"https:\\\/\\\/yrdactivatedcarbon.com\\\/product\\\/walnut-shell-filter-media\\\/\",\"name\":\"Walnut Shell Filter Media\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/yrdactivatedcarbon.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/yrdactivatedcarbon.com\\\/product\\\/walnut-shell-filter-media\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/yrdactivatedcarbon.com\\\/product\\\/walnut-shell-filter-media\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/yrdactivatedcarbon.com\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/Walnut-Shell-Filter-Media.avif\",\"datePublished\":\"2025-10-17T09:14:04+00:00\",\"dateModified\":\"2025-12-03T09:39:07+00:00\",\"description\":\"Walnut shell filter media for oil-water separation and activated carbon polishing in industrial filtration systems. 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