{"id":285,"count":1,"description":"La fonte vermiculaire occupe une position interm\u00e9diaire entre la fonte lamellaire et la fonte sph\u00e9ro\u00efdale : la graphite de forme compacte lui conf\u00e8re une <strong>r\u00e9sistance m\u00e9canique<\/strong> et une t\u00e9nacit\u00e9 sup\u00e9rieures \u00e0 la fonte grise, tout en conservant une <strong>conductivit\u00e9 thermique<\/strong> beaucoup plus \u00e9lev\u00e9e que la fonte sph\u00e9ro\u00efdale.\nCette combinaison unique en fait le mat\u00e9riau de choix pour les <strong>culasses<\/strong> de moteurs hautes performances, les <strong>blocs-moteurs<\/strong> diesel lourds et les composants soumis \u00e0 un gradient thermique cyclique \u00e9lev\u00e9.","link":"https:\/\/www.fonderiepalmieri.it\/fr\/tipologia-ghise\/fonte-vermiculaire-gjv\/","name":"Fonte vermiculaire (GJV)","slug":"fonte-vermiculaire-gjv","taxonomy":"tipologia_ghise","parent":0,"meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Fonte vermiculaire (GJV) Archivi - Fonderie Palmieri<\/title>\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.fonderiepalmieri.it\/fr\/tipologia-ghise\/fonte-vermiculaire-gjv\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fonte vermiculaire (GJV) Archivi - Fonderie Palmieri\" \/>\n<meta property=\"og:description\" content=\"La fonte vermiculaire occupe une position interm\u00e9diaire entre la fonte lamellaire et la fonte sph\u00e9ro\u00efdale : la graphite de forme compacte lui conf\u00e8re une r\u00e9sistance m\u00e9canique et une t\u00e9nacit\u00e9 sup\u00e9rieures \u00e0 la fonte grise, tout en conservant une conductivit\u00e9 thermique beaucoup plus \u00e9lev\u00e9e que la fonte sph\u00e9ro\u00efdale. Cette combinaison unique en fait le mat\u00e9riau de choix pour les culasses de moteurs hautes performances, les blocs-moteurs diesel lourds et les composants soumis \u00e0 un gradient thermique cyclique \u00e9lev\u00e9.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fonderiepalmieri.it\/fr\/tipologia-ghise\/fonte-vermiculaire-gjv\/\" \/>\n<meta property=\"og:site_name\" content=\"Fonderie Palmieri\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"CollectionPage\",\"@id\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/fr\\\/tipologia-ghise\\\/fonte-vermiculaire-gjv\\\/\",\"url\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/fr\\\/tipologia-ghise\\\/fonte-vermiculaire-gjv\\\/\",\"name\":\"Fonte vermiculaire (GJV) Archivi - Fonderie Palmieri\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/fr\\\/tipologia-ghise\\\/fonte-vermiculaire-gjv\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/fr\\\/tipologia-ghise\\\/fonte-vermiculaire-gjv\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Fonte vermiculaire (GJV)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/#website\",\"url\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/\",\"name\":\"Fonderie Palmieri\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/#organization\",\"name\":\"Fonderie Palmieri\",\"url\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/Logo_FonderiePalmieri_350px.png\",\"contentUrl\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/Logo_FonderiePalmieri_350px.png\",\"width\":350,\"height\":189,\"caption\":\"Fonderie Palmieri\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fonderiepalmieri.it\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/fonderiepalmieri\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/fonderie-palmieri---s.p.a.--\\\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Fonte vermiculaire (GJV) Archivi - Fonderie Palmieri","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.fonderiepalmieri.it\/fr\/tipologia-ghise\/fonte-vermiculaire-gjv\/","og_locale":"fr_FR","og_type":"article","og_title":"Fonte vermiculaire (GJV) Archivi - Fonderie Palmieri","og_description":"La fonte vermiculaire occupe une position interm\u00e9diaire entre la fonte lamellaire et la fonte sph\u00e9ro\u00efdale : la graphite de forme compacte lui conf\u00e8re une r\u00e9sistance m\u00e9canique et une t\u00e9nacit\u00e9 sup\u00e9rieures \u00e0 la fonte grise, tout en conservant une conductivit\u00e9 thermique beaucoup plus \u00e9lev\u00e9e que la fonte sph\u00e9ro\u00efdale. 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