{"id":2087,"date":"2023-07-05T08:30:00","date_gmt":"2023-07-05T06:30:00","guid":{"rendered":"https:\/\/www.aucoffre.com\/academie\/?p=2087"},"modified":"2023-06-29T14:51:15","modified_gmt":"2023-06-29T12:51:15","slug":"tout-savoir-sur-le-palladium-le-metal-de-demain","status":"publish","type":"post","link":"https:\/\/www.aucoffre.com\/academie\/tout-savoir-sur-le-palladium-le-metal-de-demain\/","title":{"rendered":"Tout savoir sur le palladium : le m\u00e9tal de demain ?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Comme <a href=\"https:\/\/www.aucoffre.com\/platine-palladium\">le platine, le palladium<\/a> fait partie des m\u00e9taux de transition. En comparaison avec l\u2019or ou l\u2019argent, c\u2019est un <a href=\"https:\/\/www.aucoffre.com\/academie\/metaux-precieux-origine-definition\/\">m\u00e9tal pr\u00e9cieux<\/a> \u00ab\u00a0r\u00e9cent\u00a0\u00bb\u00a0: il n\u2019a \u00e9t\u00e9 identifi\u00e9 au d\u00e9but du 19<sup>e<\/sup> si\u00e8cle. Aujourd\u2019hui, il est surtout destin\u00e9 \u00e0 l\u2019industrie automobile, notamment pour les pots catalytiques. Mais, demain, il fera partie des m\u00e9taux indispensables au d\u00e9veloppement de nouvelles \u00e9nergies, sp\u00e9cifiquement l\u2019hydrog\u00e8ne vert. C\u2019est aussi un m\u00e9tal de r\u00e9f\u00e9rence en joaillerie et pour l\u2019investissement. Que faut-il savoir sur le palladium\u00a0? Pourquoi est-il devenu un m\u00e9tal aussi pr\u00e9cieux, dont <a href=\"https:\/\/www.aucoffre.com\/cours-palladium\">le cours<\/a> est scrut\u00e9 par les investisseurs\u00a0? L\u2019Acad\u00e9mie AuCOFFRE r\u00e9pond \u00e0 toutes ces questions.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Qui a d\u00e9couvert le palladium&nbsp;?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Comme pour le platine, c\u2019est le nom du chimiste britannique William Hyde Wollaston qui est retenu par les livres d\u2019Histoire. Au d\u00e9but du 19<sup>e<\/sup> si\u00e8cle, le scientifique m\u00e8ne des travaux sur les platino\u00efdes.&nbsp; Ses analyses sur du platine amen\u00e9 de Colombie lui permettent d\u2019identifier d\u2019autres m\u00e9taux de transition&nbsp;: le rhodium et le palladium notamment.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019anecdote \u00e0 conna\u00eetre pour briller en soci\u00e9t\u00e9, c\u2019est que le nom du m\u00e9tal est directement tir\u00e9 d\u2019une autre d\u00e9couverte. Le palladium tient son nom de l\u2019ast\u00e9ro\u00efde Pallas, rep\u00e9r\u00e9 en 1802.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En savoir plus sur <a href=\"https:\/\/contenu.aucoffre.com\/fr\/livre-blanc-aucoffre-platine-palladium\">l\u2019histoire du platine et du palladium<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quelles sont les caract\u00e9ristiques du palladium&nbsp;?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le palladium poss\u00e8de, comme le platine ou l\u2019argent, des propri\u00e9t\u00e9s qui le rendent particuli\u00e8rement int\u00e9ressant pour les industries.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Le palladium est un m\u00e9tal du groupe des platino\u00efdes<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le palladium appartient au groupe du platine, ou MGP (platinum group metals). Dans ce m\u00eame groupe, vous trouverez aussi le platine, le rhodium, le ruth\u00e9nium, l\u2019osmium, l\u2019iridium et le rh\u00e9nium. Ils appartiennent tous \u00e0 la famille des m\u00e9taux de transition.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Le palladium est dense et r\u00e9sistant<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Comme les autres platino\u00efdes, le palladium est un m\u00e9tal tr\u00e8s dense\u2026 m\u00eame s\u2019il est le moins dense du groupe. Il pr\u00e9sente une densit\u00e9 de 12,02 g\/cm3, tandis que celle du platine est de 21,45 g\/cm3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Comme le platine, c\u2019est un m\u00e9tal r\u00e9sistant \u00e0 la corrosion. Il peut \u00eatre utilis\u00e9 en alliage avec d\u2019autres platino\u00efdes ou avec du cuivre pour renforcer sa duret\u00e9.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Il poss\u00e8de une temp\u00e9rature de fusion \u00e9lev\u00e9e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ce qui distingue le palladium d\u2019autres m\u00e9taux, c\u2019est aussi sa grande r\u00e9sistance \u00e0 la chaleur. Dans les fourneaux, le thermom\u00e8tre doit afficher au moins 1&nbsp;554,8 \u00b0C pour qu\u2019il puisse fondre.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En comparaison, la temp\u00e9rature de fusion du platine est de 1\u00a0769 \u00b0C. Le point de fusion de l\u2019or est \u00e0 1\u00a0064 \u00b0C.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/www.aucoffre.com\/academie\/wp-content\/uploads\/sites\/9\/2023\/06\/Photos-blog-1-1024x677.jpg\" alt=\"\" class=\"wp-image-2089\" width=\"512\" height=\"339\" srcset=\"https:\/\/www.aucoffre.com\/academie\/wp-content\/uploads\/sites\/9\/2023\/06\/Photos-blog-1-1024x677.jpg 1024w, https:\/\/www.aucoffre.com\/academie\/wp-content\/uploads\/sites\/9\/2023\/06\/Photos-blog-1-300x198.jpg 300w, https:\/\/www.aucoffre.com\/academie\/wp-content\/uploads\/sites\/9\/2023\/06\/Photos-blog-1-768x508.jpg 768w, https:\/\/www.aucoffre.com\/academie\/wp-content\/uploads\/sites\/9\/2023\/06\/Photos-blog-1-750x496.jpg 750w, https:\/\/www.aucoffre.com\/academie\/wp-content\/uploads\/sites\/9\/2023\/06\/Photos-blog-1.jpg 1068w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">Comment est utilis\u00e9 le palladium&nbsp;?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019industrie automobile n\u2019est pas la seule \u00e0 utiliser le palladium. Vous en trouverez aussi dans bien des composants \u00e9lectroniques\u2026 ou m\u00eame dans des bijoux, des pi\u00e8ces de monnaie et des lingots&nbsp;!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Un m\u00e9tal tr\u00e8s utilis\u00e9 aujourd\u2019hui dans l\u2019industrie automobile<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Densit\u00e9, r\u00e9sistance \u00e0 la corrosion, temp\u00e9rature de fusion \u00e9lev\u00e9e\u2026 Ces caract\u00e9ristiques int\u00e9ressent bien \u00e9videmment les industries. L\u2019industrie automobile, notamment, est tr\u00e8s demandeuse de palladium&nbsp;: le m\u00e9tal est utilis\u00e9 pour la fabrication de pots catalytiques depuis pr\u00e8s de 30 ans. En 2022, l\u2019industrie automobile \u00e0 elle seule a consomm\u00e9 8&nbsp;449&nbsp;000 onces de palladium (<a href=\"https:\/\/matthey.com\/documents\/161599\/404086\/PGM+Market+Report+May23.pdf\/2f048a72-74a8-8b23-f18e-c875000ed76b?t=1684144507321\">chiffres Johnson Matthey<\/a>). C\u2019est trois plus que la demande en platine&nbsp;: 2&nbsp;897&nbsp;000 onces sur la m\u00eame ann\u00e9e.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le palladium est utilis\u00e9 dans d\u2019autres secteurs&nbsp;: il entre dans la fabrication de certains composants \u00e9lectroniques ou dans celle d\u2019alliages dentaires. Vous le trouverez \u00e9galement en joaillerie et m\u00eame en numismatique&nbsp;: comme le platine, le palladium se d\u00e9cline en pi\u00e8ces de monnaie. Les investisseurs se tournent aussi vers le palladium physique sous forme de lingots.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Bon \u00e0 savoir<\/strong>&nbsp;: AuCOFFRE propose sur sa plateforme du palladium en fractions d\u20191 g, 10 g, 100 g, 1 kg de platine, issu de lingots de 6 kg. Ce m\u00e9tal pr\u00e9cieux d\u2019investissement est gard\u00e9 en coffre-fort s\u00e9curis\u00e9.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Et un m\u00e9tal d\u2019avenir pour la transition \u00e9cologique&nbsp;!<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Comme le platine, le palladium va avoir un r\u00f4le \u00e0 jouer dans le d\u00e9veloppement de nouvelles solutions \u00e9nerg\u00e9tique. Le m\u00e9tal pr\u00e9cieux se r\u00e9v\u00e8le en effet tr\u00e8s utile pour la fabrication de pile \u00e0 combustibles. Un m\u00e9tal d\u2019avenir donc, puisqu\u2019il est li\u00e9 au d\u00e9veloppement de la mobilit\u00e9 \u00e9lectrique et de la production d\u2019hydrog\u00e8ne vert.&nbsp; &nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Comment est extrait le palladium\u2026 et o\u00f9&nbsp;?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le palladium affiche une autre particularit\u00e9&nbsp;: il est m\u00eal\u00e9 \u00e0 d\u2019autres mat\u00e9riaux, notamment le platine. Il est aussi extrait en m\u00eame temps que l\u2019or, le cuivre ou le zinc. Pour l\u2019obtenir, un processus de s\u00e9paration est n\u00e9cessaire. Une fois assembl\u00e9s, les cristaux de palladium forment un m\u00e9tal blanc argent\u00e9 ou gris blanc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La Russie, l\u2019Afrique du Sud, l\u2019Am\u00e9rique du Nord et le Zimbabwe sont les principaux producteurs de palladium&nbsp;: sans surprise, puisque les m\u00eames sous-sols produisent aussi les plus importantes quantit\u00e9s de platine. En 2022, la Russie a extrait 2&nbsp;600 Koz de palladium, tandis que l\u2019Afrique du Sud en a produit 2&nbsp;276 Koz.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le recyclage repr\u00e9sente aussi une part importante de la production annuelle. En 2022, 3&nbsp;099&nbsp;000 onces ont \u00e9t\u00e9 r\u00e9cup\u00e9r\u00e9es sur d\u2019anciens pots catalytiques ou dans les composants \u00e9lectroniques, selon les chiffres de Johnson Matthey.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Le palladium, un m\u00e9tal pr\u00e9cieux appel\u00e9 \u00e0 devenir de plus en plus rare<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Autre point commun avec le platine, l\u2019or ou l\u2019argent&nbsp;: les gisements de palladium sont appel\u00e9s \u00e0 se rar\u00e9fier. L\u2019exploitation des mines est de plus en plus complexe&nbsp;: les filons sont plus difficiles \u00e0 atteindre et les stocks contenus dans l\u2019\u00e9corce terrestre sont limit\u00e9s\u2026 m\u00eame si, en raison de la nature m\u00eame du palladium, il est tr\u00e8s difficile d\u2019estimer ce qu\u2019il reste \u00e0 extraire.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En revanche, la demande en m\u00e9taux pr\u00e9cieux platino\u00efdes, platine comme palladium, reste forte. L\u2019utilisation du palladium par les industries, aussi bien l\u2019industrie automobile que le d\u00e9veloppement de nouvelles solutions de production d\u2019\u00e9nergie, impacte <a href=\"https:\/\/www.aucoffre.com\/cours-palladium\">le cours du palladium.<\/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<div class=\"jeg_video_container jeg_video_content\"><iframe title=\"Or, argent, platine, palladium : bilan 2022 et nouveaut\u00e9s avec Tradosaure et Jean-Fran\u00e7ois Faure\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/-J0OjYvejok?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><\/div>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Comme le platine, le palladium fait partie des m\u00e9taux de transition. En comparaison avec l\u2019or ou l\u2019argent, c\u2019est un m\u00e9tal pr\u00e9cieux \u00ab\u00a0r\u00e9cent\u00a0\u00bb\u00a0: il n\u2019a \u00e9t\u00e9 identifi\u00e9 au d\u00e9but du 19e si\u00e8cle. Aujourd\u2019hui, il est surtout destin\u00e9 \u00e0 l\u2019industrie automobile, notamment pour les pots catalytiques. Mais, demain, il fera partie des m\u00e9taux indispensables au d\u00e9veloppement de [&hellip;]<\/p>\n","protected":false},"author":21,"featured_media":2088,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"content-type":"","jnews-multi-image_gallery":[],"jnews_single_post":{"subtitle":"","format":"standard","video":"","gallery":"","source_name":"","source_url":"","via_name":"","via_url":"","override_template":"0","override":[{"template":"8","single_blog_custom":"","parallax":"1","fullscreen":"0","layout":"no-sidebar-narrow","sidebar":"default-sidebar","second_sidebar":"default-sidebar","sticky_sidebar":"1","share_position":"bottom","share_float_style":"share-monocrhome","show_share_counter":"1","show_view_counter":"1","show_featured":"1","show_post_meta":"1","show_post_author":"0","show_post_author_image":"1","show_post_date":"1","post_date_format":"default","post_date_format_custom":"Y\/m\/d","show_post_category":"1","show_post_reading_time":"1","post_reading_time_wpm":"300","show_zoom_button":"0","zoom_button_out_step":"2","zoom_button_in_step":"3","show_post_tag":"1","show_prev_next_post":"1","show_popup_post":"1","number_popup_post":"2","show_author_box":"1","show_post_related":"1","show_inline_post_related":"0"}],"override_image_size":"0","image_override":[{"single_post_thumbnail_size":"crop-500","single_post_gallery_size":"crop-500"}],"trending_post":"0","trending_post_position":"meta","trending_post_label":"Trending","sponsored_post":"0","sponsored_post_label":"Sponsored by","sponsored_post_name":"","sponsored_post_url":"","sponsored_post_logo_enable":"0","sponsored_post_logo":"","sponsored_post_desc":"","disable_ad":"0"},"jnews_primary_category":{"id":"","hide":""},"jnews_social_meta":{"fb_title":"","fb_description":"","fb_image":"","twitter_title":"","twitter_description":"","twitter_image":""},"jnews_override_counter":{"override_view_counter":"0","view_counter_number":"0","override_share_counter":"0","share_counter_number":"0","override_like_counter":"0","like_counter_number":"0","override_dislike_counter":"0","dislike_counter_number":"0"},"footnotes":""},"categories":[80],"tags":[96,87,91,86,94],"niveau":[130],"class_list":["post-2087","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-univers-metaux-precieux","tag-cotation","tag-economie","tag-investissement","tag-palladium","tag-transmission","niveau-debutant"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Tout savoir sur le palladium : le m\u00e9tal de demain ? - L&#039;acad\u00e9mie AuCOFFRE<\/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.aucoffre.com\/academie\/tout-savoir-sur-le-palladium-le-metal-de-demain\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tout savoir sur le palladium : le m\u00e9tal de demain ? - L&#039;acad\u00e9mie AuCOFFRE\" \/>\n<meta property=\"og:description\" content=\"Comme le platine, le palladium fait partie des m\u00e9taux de transition. En comparaison avec l\u2019or ou l\u2019argent, c\u2019est un m\u00e9tal pr\u00e9cieux \u00ab\u00a0r\u00e9cent\u00a0\u00bb\u00a0: il n\u2019a \u00e9t\u00e9 identifi\u00e9 au d\u00e9but du 19e si\u00e8cle. Aujourd\u2019hui, il est surtout destin\u00e9 \u00e0 l\u2019industrie automobile, notamment pour les pots catalytiques. 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