{"id":17040,"date":"2025-12-15T06:27:19","date_gmt":"2025-12-15T06:27:19","guid":{"rendered":"https:\/\/onmytoolings.com\/?p=17040"},"modified":"2026-11-13T07:06:39","modified_gmt":"2026-11-13T07:06:39","slug":"ccmt-vs-ccgt","status":"publish","type":"post","link":"https:\/\/onmytoolings.com\/fr\/ccmt-vs-ccgt\/","title":{"rendered":"Plaquettes de tournage CCMT vs CCGT : principales diff\u00e9rences et guide des tailles"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table des mati\u00e8res\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #993030;color:#993030\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #993030;color:#993030\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/onmytoolings.com\/fr\/ccmt-vs-ccgt\/#Quick_Summary_The_Core_Difference\" >R\u00e9sum\u00e9 rapide : la diff\u00e9rence fondamentale<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/onmytoolings.com\/fr\/ccmt-vs-ccgt\/#What_is_a_CCMT_Insert\" >Qu'est-ce qu'une plaquette CCMT ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/onmytoolings.com\/fr\/ccmt-vs-ccgt\/#What_is_a_CCGT_Insert\" >Qu'est-ce qu'une plaquette CCGT ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/onmytoolings.com\/fr\/ccmt-vs-ccgt\/#Comparison_Table_CCMT_vs_CCGT\" >Tableau comparatif : CCMT vs CCGT<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/onmytoolings.com\/fr\/ccmt-vs-ccgt\/#CCGT_vs_cCMT_Size_Chart\" >CCGT vs CCMT Tableau des tailles<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/onmytoolings.com\/fr\/ccmt-vs-ccgt\/#ISO_Standard_Dimensions_Interchangeable\" >Dimensions standard ISO (interchangeables)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/onmytoolings.com\/fr\/ccmt-vs-ccgt\/#Tolerance_Gap_Why_%E2%80%9CG%E2%80%9D_Class_costs_more\" >\u00c9cart de tol\u00e9rance (Pourquoi la classe \u201c G \u201d co\u00fbte plus cher)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/onmytoolings.com\/fr\/ccmt-vs-ccgt\/#FAQs\" >FAQ<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Dans le tournage CNC, le choix de la bonne plaquette est essentiel pour garantir la pr\u00e9cision et la dur\u00e9e de vie de l'outil. Une confusion courante chez les machinistes concerne la diff\u00e9rence entre les plaquettes CCMT et CCGT. Elles se ressemblent et s'adaptent aux m\u00eames porte-outils, mais elles remplissent des fonctions tr\u00e8s diff\u00e9rentes. Ce guide explique les diff\u00e9rences techniques et r\u00e9pond \u00e0 la question \u201c Qu'est-ce qu'une <a class=\"wpil_keyword_link\" href=\"https:\/\/onmytoolings.com\/fr\/turning-tool-holder\/support-dinsert-ccmt\/\"   title=\"Porte-plaquette CCMT\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"5\" target=\"_blank\">Plaquette CCMT<\/a>? \u201d et \u201c Qu'est-ce qu'une plaquette CCGT ? \u201d, et fournit un tableau comparatif d\u00e9taill\u00e9 des tailles CCGT et CCMT \u00e0 titre de r\u00e9f\u00e9rence.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quick_Summary_The_Core_Difference\"><\/span>R\u00e9sum\u00e9 rapide : la diff\u00e9rence fondamentale<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La principale diff\u00e9rence r\u00e9side dans le processus de fabrication et la pr\u00e9paration des bords :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>CCMT (moul\u00e9) :<\/strong> Poss\u00e8de un tranchant aff\u00fbt\u00e9 (arrondi) pour plus de r\u00e9sistance. Id\u00e9al pour l'acier, la fonte et les applications d'\u00e9bauche.<\/li>\n\n\n\n<li><strong>CCGT (sol) :<\/strong> Poss\u00e8de un tranchant aff\u00fbt\u00e9 comme une lame de rasoir. Id\u00e9al pour l'aluminium, les m\u00e9taux non ferreux et les finitions de haute pr\u00e9cision.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_a_CCMT_Insert\"><\/span>Qu'est-ce qu'une plaquette CCMT ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Plaquettes CCMT<\/strong> sont la norme industrielle pour le tournage \u00e0 usage g\u00e9n\u00e9ral. Selon le syst\u00e8me de codification ISO :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>C :<\/strong> Forme diamant \u00e0 80\u00b0<\/li>\n\n\n\n<li><strong>C :<\/strong> Angle de d\u00e9pouille de 7\u00b0 (positif)<\/li>\n\n\n\n<li><strong>M :<\/strong> Tol\u00e9rance de classe M (moul\u00e9\/fritt\u00e9)<\/li>\n\n\n\n<li><strong>T :<\/strong> Casse-copeaux et trou frais\u00e9<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Caract\u00e9ristique principale :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L'ar\u00eate de coupe d'une <a href=\"https:\/\/onmytoolings.com\/fr\/carbide-turning-inserts\/insert-ccmt\/\" target=\"_blank\" rel=\"noreferrer noopener\">plaquette de tournage CCMT<\/a> subit un \u201c honage \u201d (arrondi des ar\u00eates). Ce rayon microscopique renforce l'ar\u00eate, l'emp\u00eachant de s'\u00e9br\u00e9cher lors de la coupe de mat\u00e9riaux durs tels que l'acier au carbone (P) ou l'acier inoxydable (M).<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Id\u00e9al pour :<\/strong> \u00c9bauche moyenne \u00e0 lourde, coupes interrompues et usinage des aciers.<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-uagb-image uagb-block-f07ce476 wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/12\/CCMT-Insert.webp\" alt=\"Plaquette CCMT\" class=\"uag-image-17043\" width=\"1000\" height=\"1000\" title=\"Plaquette CCMT\" role=\"img\" \/><\/figure><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_a_CCGT_Insert\"><\/span>Qu'est-ce qu'une plaquette CCGT ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a class=\"wpil_keyword_link\" href=\"https:\/\/onmytoolings.com\/fr\/carbide-turning-inserts\/insert-ccgt\/\"   title=\"plaquette CCGT\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4\" target=\"_blank\">Plaquettes CCGT<\/a><\/strong> sont con\u00e7ues pour offrir pr\u00e9cision et faible pression de coupe. L'identifiant cl\u00e9 dans le code ISO est la troisi\u00e8me lettre :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>G :<\/strong> <strong>Tol\u00e9rance de classe G (sol)<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Contrairement au CCMT moul\u00e9, le <a class=\"wpil_keyword_link\" href=\"https:\/\/onmytoolings.com\/fr\/carbide-turning-inserts\/insert-vcgt\/\"   title=\"plaquette de tournage VCGT\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"562\" target=\"_blank\">plaquette CCGT<\/a> est enti\u00e8rement aff\u00fbt\u00e9 sur sa p\u00e9riph\u00e9rie et ses faces. Il pr\u00e9sente une ar\u00eate vive \u00ab ar\u00eate vive \u00bb (non chanfrein\u00e9e). Cette g\u00e9om\u00e9trie tranchante comme un rasoir coupe proprement le mat\u00e9riau plut\u00f4t que de le pousser, g\u00e9n\u00e9rant tr\u00e8s peu de chaleur et de force de coupe.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Id\u00e9al pour :<\/strong> Aluminium (N), cuivre, plastiques et superfinition sur les aciers n\u00e9cessitant une faible pression de coupe (par exemple, pi\u00e8ces \u00e0 parois minces).<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-uagb-image uagb-block-ec7f7d3b wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/12\/CCGT-Insert.webp\" alt=\"plaquette CCGT\" class=\"uag-image-17041\" width=\"800\" height=\"800\" title=\"plaquette CCGT\" role=\"img\" \/><\/figure><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Comparison_Table_CCMT_vs_CCGT\"><\/span>Tableau comparatif : CCMT vs CCGT<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pour prendre une d\u00e9cision rapide, consultez ce comparatif des fonctionnalit\u00e9s.<\/p>\n\n\n\n<div class=\"wp-block-uagb-image uagb-block-750c1a5c wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/12\/CCGT-vs-1024x599.webp\" alt=\"CCMT vs CCGT\" class=\"uag-image-17042\" width=\"1024\" height=\"599\" title=\"CCGT vs CCMT Plaquette\" role=\"img\" \/><\/figure><\/div>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>Caract\u00e9ristique<\/strong><\/td><td><strong>Plaquette CCMT<\/strong><\/td><td><strong>plaquette CCGT<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Fabrication<\/strong><\/td><td>Moul\u00e9 (fritt\u00e9)<\/td><td>Rectifi\u00e9 avec pr\u00e9cision<\/td><\/tr><tr><td><strong>Pr\u00e9paration des bords<\/strong><\/td><td>Aff\u00fbt\u00e9 \/ Chanfrein\u00e9 (robuste)<\/td><td>Ar\u00eate vive (type rasoir)<\/td><\/tr><tr><td><strong>Tol\u00e9rance ISO<\/strong><\/td><td>Classe M (standard)<\/td><td>Classe G (haute pr\u00e9cision)<\/td><\/tr><tr><td><strong>Force de coupe<\/strong><\/td><td>Haut<\/td><td>Tr\u00e8s faible<\/td><\/tr><tr><td><strong>Rev\u00eatement<\/strong><\/td><td>G\u00e9n\u00e9ralement \u00e9pais CVD\/PVD<\/td><td>Poli (non rev\u00eatu) ou DLC fin<\/td><\/tr><tr><td><strong>Mat\u00e9riau primaire<\/strong><\/td><td>Acier, acier inoxydable, fonte<\/td><td>Aluminium, laiton, plastique<\/td><\/tr><tr><td><strong>Co\u00fbt<\/strong><\/td><td>\u00c9conomie<\/td><td>Premium<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"CCGT_vs_cCMT_Size_Chart\"><\/span>CCGT vs CCMT Tableau des tailles<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Une question fr\u00e9quemment pos\u00e9e concerne les dimensions physiques. Oui, les plaquettes CCMT et CCGT sont g\u00e9om\u00e9triquement compatibles. Si vous avez un <code>SCLCR<\/code> support pivotant, il peut accueillir les deux types de plaquettes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cependant, la tol\u00e9rance (pr\u00e9cision) varie consid\u00e9rablement.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ISO_Standard_Dimensions_Interchangeable\"><\/span>Dimensions standard ISO (interchangeables)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>Ins\u00e9rer le code de taille<\/strong><\/td><td><strong>I.C. (cercle inscrit)<\/strong><\/td><td><strong>\u00c9paisseur (S)<\/strong><\/td><td><strong>Diam\u00e8tre du trou (d)<\/strong><\/td><td><strong>Support typique<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>CC__ 0602__<\/strong><\/td><td>6,350 mm (1\/4 po)<\/td><td>2,38 mm (3\/32 po)<\/td><td>2,8 mm<\/td><td><a href=\"https:\/\/onmytoolings.com\/fr\/produit\/porte-outil-de-tournage-od-sclcrl\/\" target=\"_blank\" rel=\"noreferrer noopener\">SCLCR<\/a> 0808\u2026<\/td><\/tr><tr><td><strong>CC__ 09T3__<\/strong><\/td><td>9,525 mm (3\/8 po)<\/td><td>3,97 mm (5\/32 po)<\/td><td>4,4 mm<\/td><td>SCLCR 1616\u2026<\/td><\/tr><tr><td><strong>CC__ 1204__<\/strong><\/td><td>12,70 mm (1\/2 po)<\/td><td>4,76 mm (3\/16 po)<\/td><td>5,5 mm<\/td><td>SCLCR 2020\u2026<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tolerance_Gap_Why_%E2%80%9CG%E2%80%9D_Class_costs_more\"><\/span>\u00c9cart de tol\u00e9rance (Pourquoi la classe \u201c G \u201d co\u00fbte plus cher)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le <strong>Tableau des tailles CCGT vs CCMT<\/strong> Ce n'est pas seulement une question de taille, mais aussi de pr\u00e9cision et de coh\u00e9rence.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>Dimension<\/strong><\/td><td><strong>CCMT (tol\u00e9rance de classe M)<\/strong><\/td><td><strong>CCGT (tol\u00e9rance de classe G)<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Hauteur de la pointe (m)<\/strong><\/td><td>\u00b10,08 mm <\/td><td>\u00b10,025 mm<\/td><\/tr><tr><td><strong>Diam\u00e8tre I.C.<\/strong><\/td><td>\u00b10,05 mm <\/td><td>\u00b10,025 mm<\/td><\/tr><tr><td><strong>\u00c9paisseur<\/strong><\/td><td>\u00b10,13 mm<\/td><td>\u00b10,13 mm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Note technique :<\/strong> En raison de la tol\u00e9rance plus stricte sur le CCGT, lorsque vous passez d'une plaquette CCMT \u00e0 une plaquette CCGT, vous devrez peut-\u00eatre ajuster votre machine CNC. <strong>d\u00e9calage d'usure (axe X)<\/strong> pour maintenir les dimensions des pi\u00e8ces.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-uagb-faq uagb-faq__outer-wrap uagb-block-28e40e45 uagb-faq-icon-row uagb-faq-layout-accordion uagb-faq-expand-first-true uagb-faq-inactive-other-true uagb-faq__wrap uagb-buttons-layout-wrap uagb-faq-equal-height\" data-faqtoggle=\"true\" role=\"tablist\"><div class=\"wp-block-uagb-faq-child uagb-faq-child__outer-wrap uagb-faq-item uagb-block-d851d740\" role=\"tab\" tabindex=\"0\"><div class=\"uagb-faq-questions-button uagb-faq-questions\">\t\t\t<span class=\"uagb-icon uagb-faq-icon-wrap\">\n\t\t\t\t\t\t\t\t<svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox= \"0 0 448 512\"><path d=\"M432 256c0 17.69-14.33 32.01-32 32.01H256v144c0 17.69-14.33 31.99-32 31.99s-32-14.3-32-31.99v-144H48c-17.67 0-32-14.32-32-32.01s14.33-31.99 32-31.99H192v-144c0-17.69 14.33-32.01 32-32.01s32 14.32 32 32.01v144h144C417.7 224 432 238.3 432 256z\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<span class=\"uagb-icon-active uagb-faq-icon-wrap\">\n\t\t\t\t\t\t\t\t<svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox= \"0 0 448 512\"><path d=\"M400 288h-352c-17.69 0-32-14.32-32-32.01s14.31-31.99 32-31.99h352c17.69 0 32 14.3 32 31.99S417.7 288 400 288z\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/span>\n\t\t\t<span class=\"uagb-question\">Puis-je utiliser une plaquette CCGT sur de l'acier ?<\/span><\/div><div class=\"uagb-faq-content\"><p>En g\u00e9n\u00e9ral, <strong>non<\/strong>. Le tranchant d'une plaquette CCGT est trop aff\u00fbt\u00e9 et ne b\u00e9n\u00e9ficie pas du soutien structurel d'un tranchant hon\u00e9. Si vous l'utilisez pour l'\u00e9bauche de l'acier, la pointe risque de s'\u00e9br\u00e9cher ou de se casser imm\u00e9diatement. Cependant, il peut \u00eatre utilis\u00e9 pour <em>tr\u00e8s l\u00e9ger<\/em> coupes de finition sur l'acier pour obtenir un fini miroir.<\/p><\/div><\/div><div class=\"wp-block-uagb-faq-child uagb-faq-child__outer-wrap uagb-faq-item uagb-block-e2126d6d\" role=\"tab\" tabindex=\"0\"><div class=\"uagb-faq-questions-button uagb-faq-questions\">\t\t\t<span class=\"uagb-icon uagb-faq-icon-wrap\">\n\t\t\t\t\t\t\t\t<svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox= \"0 0 448 512\"><path d=\"M432 256c0 17.69-14.33 32.01-32 32.01H256v144c0 17.69-14.33 31.99-32 31.99s-32-14.3-32-31.99v-144H48c-17.67 0-32-14.32-32-32.01s14.33-31.99 32-31.99H192v-144c0-17.69 14.33-32.01 32-32.01s32 14.32 32 32.01v144h144C417.7 224 432 238.3 432 256z\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<span class=\"uagb-icon-active uagb-faq-icon-wrap\">\n\t\t\t\t\t\t\t\t<svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox= \"0 0 448 512\"><path d=\"M400 288h-352c-17.69 0-32-14.32-32-32.01s14.31-31.99 32-31.99h352c17.69 0 32 14.3 32 31.99S417.7 288 400 288z\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/span>\n\t\t\t<span class=\"uagb-question\">Puis-je utiliser une plaquette CCMT sur de l'aluminium ?<\/span><\/div><div class=\"uagb-faq-content\"><p>Vous pouvez, mais <strong>les r\u00e9sultats seront m\u00e9diocres<\/strong>. Le bord aff\u00fbt\u00e9 d'une plaquette CCMT a tendance \u00e0 \u201c labourer \u201d plut\u00f4t qu'\u00e0 couper l'aluminium. Cela provoque l'adh\u00e9rence de l'aluminium tendre au bord de coupe (bord d'accumulation ou BUE), ce qui se traduit par une finition de surface m\u00e9diocre et une impr\u00e9cision dimensionnelle.<\/p><\/div><\/div><div class=\"wp-block-uagb-faq-child uagb-faq-child__outer-wrap uagb-faq-item uagb-block-759fb20c\" role=\"tab\" tabindex=\"0\"><div class=\"uagb-faq-questions-button uagb-faq-questions\">\t\t\t<span class=\"uagb-icon uagb-faq-icon-wrap\">\n\t\t\t\t\t\t\t\t<svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox= \"0 0 448 512\"><path d=\"M432 256c0 17.69-14.33 32.01-32 32.01H256v144c0 17.69-14.33 31.99-32 31.99s-32-14.3-32-31.99v-144H48c-17.67 0-32-14.32-32-32.01s14.33-31.99 32-31.99H192v-144c0-17.69 14.33-32.01 32-32.01s32 14.32 32 32.01v144h144C417.7 224 432 238.3 432 256z\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<span class=\"uagb-icon-active uagb-faq-icon-wrap\">\n\t\t\t\t\t\t\t\t<svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewbox= \"0 0 448 512\"><path d=\"M400 288h-352c-17.69 0-32-14.32-32-32.01s14.31-31.99 32-31.99h352c17.69 0 32 14.3 32 31.99S417.7 288 400 288z\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/span>\n\t\t\t<span class=\"uagb-question\">Le CCMT et le CCGT utilisent-ils le m\u00eame support ?<\/span><\/div><div class=\"uagb-faq-content\"><p><strong>Oui.<\/strong> Les deux plaquettes s'adaptent aux porte-outils ISO standard (tels que SCLCR ou SCMCN). La forme \u00e0 80\u00b0 et l'angle de d\u00e9pouille de 7\u00b0 sont identiques dans la g\u00e9om\u00e9trie de montage.<\/p><\/div><\/div><\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>In CNC turning, choosing the right insert is critical for precision and tool life. A common confusion among machinists is the difference between CCMT vs. CCGT inserts. They look similar and fit the same tool holders, but they perform very different tasks. This guide explains the technical differences, answers &#8220;What is a Ccmt insert?&#8221; and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":17042,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","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":"disabled","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 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":""}},"footnotes":""},"categories":[179],"tags":[189],"class_list":["post-17040","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-turning-boring","tag-insert-compatibility"],"acf":[],"uagb_featured_image_src":{"full":["https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/12\/CCGT-vs.webp",1601,936,false],"thumbnail":["https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/12\/CCGT-vs-150x150.webp",150,150,true],"medium":["https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/12\/CCGT-vs-300x175.webp",300,175,true],"medium_large":["https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/12\/CCGT-vs-768x449.webp",768,449,true],"large":["https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/12\/CCGT-vs-1024x599.webp",1024,599,true],"1536x1536":["https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/12\/CCGT-vs-1536x898.webp",1536,898,true],"2048x2048":["https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/12\/CCGT-vs.webp",1601,936,false],"trp-custom-language-flag":["https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/12\/CCGT-vs-18x12.webp",18,12,true]},"uagb_author_info":{"display_name":"Jiang.xu","author_link":"https:\/\/onmytoolings.com\/fr\/author\/bigsunjianggmail-com\/"},"uagb_comment_info":0,"uagb_excerpt":"In CNC turning, choosing the right insert is critical for precision and tool life. A common confusion among machinists is the difference between CCMT vs. CCGT inserts. They look similar and fit the same tool holders, but they perform very different tasks. This guide explains the technical differences, answers &#8220;What is a Ccmt insert?&#8221; and\u2026","_links":{"self":[{"href":"https:\/\/onmytoolings.com\/fr\/wp-json\/wp\/v2\/posts\/17040","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onmytoolings.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/onmytoolings.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/onmytoolings.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/onmytoolings.com\/fr\/wp-json\/wp\/v2\/comments?post=17040"}],"version-history":[{"count":7,"href":"https:\/\/onmytoolings.com\/fr\/wp-json\/wp\/v2\/posts\/17040\/revisions"}],"predecessor-version":[{"id":20288,"href":"https:\/\/onmytoolings.com\/fr\/wp-json\/wp\/v2\/posts\/17040\/revisions\/20288"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/onmytoolings.com\/fr\/wp-json\/wp\/v2\/media\/17042"}],"wp:attachment":[{"href":"https:\/\/onmytoolings.com\/fr\/wp-json\/wp\/v2\/media?parent=17040"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/onmytoolings.com\/fr\/wp-json\/wp\/v2\/categories?post=17040"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/onmytoolings.com\/fr\/wp-json\/wp\/v2\/tags?post=17040"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}