{"id":1899,"date":"2022-10-18T16:08:04","date_gmt":"2022-10-18T08:08:04","guid":{"rendered":"https:\/\/www.symachining.com\/?p=1899"},"modified":"2022-10-18T16:08:04","modified_gmt":"2022-10-18T08:08:04","slug":"what-is-edm-machining","status":"publish","type":"post","link":"https:\/\/www.symachining.com\/fr\/what-is-edm-machining\/","title":{"rendered":"Qu'est-ce que l'usinage par \u00e9lectro\u00e9rosion ?"},"content":{"rendered":"<p>Qu'est-ce que l'usinage par \u00e9lectro\u00e9rosion ?<\/p>\n<p>L'usinage par \u00e9lectro\u00e9rosion (EDM), c'est-\u00e0-dire le d\u00e9placement continu d'un fil m\u00e9tallique fin (appel\u00e9 fil \u00e9lectrode) pour effectuer une d\u00e9charge d'\u00e9tincelles sur la pi\u00e8ce \u00e0 usiner afin d'enlever le m\u00e9tal, de le couper et de le fa\u00e7onner.<\/p>\n<figure id=\"attachment_1900\" aria-describedby=\"caption-attachment-1900\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.symachining.com\/wp-content\/uploads\/2022\/10\/EDM-hex-counter-bore.jpg\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-1900 size-full\" src=\"https:\/\/www.symachining.com\/wp-content\/uploads\/2022\/10\/EDM-hex-counter-bore.jpg\" alt=\"what is EDM machining\" width=\"900\" height=\"841\" srcset=\"https:\/\/www.symachining.com\/wp-content\/uploads\/2022\/10\/EDM-hex-counter-bore.jpg 900w, https:\/\/www.symachining.com\/wp-content\/uploads\/2022\/10\/EDM-hex-counter-bore-300x280.jpg 300w, https:\/\/www.symachining.com\/wp-content\/uploads\/2022\/10\/EDM-hex-counter-bore-768x718.jpg 768w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><\/a><figcaption id=\"caption-attachment-1900\" class=\"wp-caption-text\">EDM Contre-al\u00e9sage hexagonal<\/figcaption><\/figure>\n<p>L'\u00e9lectro\u00e9rosion convient au traitement de pi\u00e8ces conductrices de haute duret\u00e9. Le traitement de diverses petites pi\u00e8ces complexes et pr\u00e9cises, telles que des poin\u00e7ons, des matrices concaves, des plaques fixes, etc. L'\u00e9lectro-\u00e9rosion permet \u00e9galement de r\u00e9aliser divers micro-trous et rainures, des fentes \u00e9troites, des courbes arbitraires, etc.<\/p>\n<p><strong><span style=\"font-size: 16pt;\">Les avantages :<\/span><\/strong><\/p>\n<ul>\n<li>Faible sur\u00e9paisseur d'usinage<\/li>\n<li>Grande pr\u00e9cision d'usinage<\/li>\n<li>Cycle de production court<\/li>\n<li>Faible co\u00fbt de fabrication<\/li>\n<\/ul>\n<p><span style=\"font-size: 16pt;\"><strong>Vitesse d'usinage par \u00e9lectro\u00e9rosion et qualit\u00e9 de surface :<\/strong><\/span><\/p>\n<p>Il existe trois m\u00e9thodes de traitement : grossier, moyen et fin.<br \/>\nL'usinage grossier est r\u00e9alis\u00e9 avec une puissance \u00e9lev\u00e9e et une faible perte, tandis que l'usinage moyen et grossier est r\u00e9alis\u00e9 avec une puissance \u00e9lev\u00e9e et une faible perte. <a href=\"https:\/\/www.linkedin.com\/company\/shengyuan-mechanicalee\/\">usinage pr\u00e9cis<\/a>Les \u00e9lectrodes ont des pertes relativement importantes, mais en g\u00e9n\u00e9ral, les tol\u00e9rances pour l'usinage moyen et pr\u00e9cis sont faibles, de sorte que les pertes des \u00e9lectrodes sont \u00e9galement extr\u00eamement faibles.<\/p>\n<p>La pr\u00e9cision est de +0,01 mm, la rugosit\u00e9 de surface est de Ra3,2~6,3um.<\/p>\n<figure id=\"attachment_1901\" aria-describedby=\"caption-attachment-1901\" style=\"width: 300px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.symachining.com\/wp-content\/uploads\/2022\/10\/EDM-tooth.jpg\"><img decoding=\"async\" class=\"size-medium wp-image-1901\" src=\"https:\/\/www.symachining.com\/wp-content\/uploads\/2022\/10\/EDM-tooth-300x225.jpg\" alt=\"EDM Tooth\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.symachining.com\/wp-content\/uploads\/2022\/10\/EDM-tooth-300x225.jpg 300w, https:\/\/www.symachining.com\/wp-content\/uploads\/2022\/10\/EDM-tooth-768x576.jpg 768w, https:\/\/www.symachining.com\/wp-content\/uploads\/2022\/10\/EDM-tooth.jpg 900w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-1901\" class=\"wp-caption-text\">Dent EDM de la broche<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<p><strong><span style=\"font-size: 16pt;\">Mat\u00e9riau :<\/span><\/strong><\/p>\n<p>Les \u00e9lectrodes sont constitu\u00e9es de mat\u00e9riaux tels que le cuivre, le graphite et le tungst\u00e8ne, qui peuvent facilement conduire l'\u00e9lectricit\u00e9.<\/p>\n<p>L'usinage par \u00e9lectro\u00e9rosion convient \u00e0 certaines pi\u00e8ces m\u00e9talliques. Il s'agit notamment de l'acier au carbone, de l'acier inoxydable, de l'acier \u00e0 outils, de l'alliage de cuivre et de l'alliage d'aluminium.<\/p>\n<p>&nbsp;<\/p>\n<p><strong><span style=\"font-size: 16pt;\">Scories de carbone de l'\u00e9lectro\u00e9rosion et d\u00e9charge des scories<\/span><\/strong><\/p>\n<p>Le traitement par \u00e9lectro\u00e9rosion peut \u00eatre effectu\u00e9 sans probl\u00e8me \u00e0 condition que des scories de carbone soient g\u00e9n\u00e9r\u00e9es et que des scories de carbone soient exclues.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Qu'est-ce que l'usinage par \u00e9lectro\u00e9rosion ? L'usinage par \u00e9lectro\u00e9rosion (EDM) consiste \u00e0 d\u00e9placer en continu un fil m\u00e9tallique fin (appel\u00e9 fil \u00e9lectrode) pour effectuer une d\u00e9charge d'\u00e9tincelles sur la pi\u00e8ce \u00e0 usiner afin d'enlever le m\u00e9tal, de le couper et de le fa\u00e7onner. L'\u00e9lectro\u00e9rosion convient au traitement de pi\u00e8ces conductrices de haute duret\u00e9. Le traitement de diverses petites pi\u00e8ces complexes et pr\u00e9cises, telles que les poin\u00e7ons, les matrices concaves, les plaques fixes, etc. L'\u00e9lectro\u00e9rosion traite \u00e9galement [...]<\/p>","protected":false},"author":2,"featured_media":1902,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[14],"tags":[],"class_list":["post-1899","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-machining-industry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What is EDM machining - SYM Precision Machining Manufacturer China<\/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.symachining.com\/fr\/what-is-edm-machining\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is EDM machining - SYM Precision Machining Manufacturer China\" \/>\n<meta property=\"og:description\" content=\"What is EDM machining? Electrical Discharge Machining (EDM), the continuous moving thin metal wire (called electrode wire) to perform pulse spark discharge on the workpiece to remove metal, cut and shape. EDM is suitable for processing high hardness conductive workpieces. Processing various complex and precise small workpieces, such as punches,concave dies,fixed plates,etc. EDM also process [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.symachining.com\/fr\/what-is-edm-machining\/\" \/>\n<meta property=\"og:site_name\" content=\"SYM Precision Machining Manufacturer China\" \/>\n<meta property=\"article:published_time\" content=\"2022-10-18T08:08:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.symachining.com\/wp-content\/uploads\/2022\/10\/EDM-hex-counter-bore.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"900\" \/>\n\t<meta property=\"og:image:height\" content=\"841\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"susan@dgsym.com\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"susan@dgsym.com\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.symachining.com\/what-is-edm-machining\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.symachining.com\/what-is-edm-machining\/\"},\"author\":{\"name\":\"susan@dgsym.com\",\"@id\":\"https:\/\/www.symachining.com\/#\/schema\/person\/f948b2efca41ad5dbaba72a5f4b9ae05\"},\"headline\":\"What is EDM machining\",\"datePublished\":\"2022-10-18T08:08:04+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.symachining.com\/what-is-edm-machining\/\"},\"wordCount\":244,\"publisher\":{\"@id\":\"https:\/\/www.symachining.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.symachining.com\/what-is-edm-machining\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.symachining.com\/wp-content\/uploads\/2022\/10\/what-is-EDM-machining.png\",\"articleSection\":[\"Machining\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.symachining.com\/what-is-edm-machining\/\",\"url\":\"https:\/\/www.symachining.com\/what-is-edm-machining\/\",\"name\":\"What is EDM machining - 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