{"id":2974,"date":"2025-08-06T09:52:26","date_gmt":"2025-08-06T07:52:26","guid":{"rendered":"https:\/\/madtools.it\/?p=2974"},"modified":"2025-08-06T10:44:46","modified_gmt":"2025-08-06T08:44:46","slug":"pcd-vs-carbure-dans-lusinage-des-non-ferreux","status":"publish","type":"post","link":"https:\/\/madtools.it\/fr\/pcd-vs-carbure-dans-lusinage-des-non-ferreux\/","title":{"rendered":"PCD vs Carbure dans l&rsquo;usinage des non-ferreux"},"content":{"rendered":"\n<p><em>Outils qui s&rsquo;usent tous les 200-500 pi\u00e8ces, arr\u00eats machine continus, rugosit\u00e9s insatisfaisantes sur aluminium et laiton. Si vous reconnaissez ces probl\u00e8mes, le Diamant Polycristallin (PCD) pourrait \u00eatre la perc\u00e9e que vous recherchez.<\/em><\/p>\n\n\n\n<p><strong>Le probl\u00e8me que tout le monde conna\u00eet<\/strong><\/p>\n\n\n\n<p>Usiner des alliages d&rsquo;aluminium \u00e0 haute teneur en silicium, du laiton sans plomb ou des composites CFRP avec des outils traditionnels signifie souvent :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Changements d&rsquo;outils fr\u00e9quents<\/strong> (tous les 200-1000 pi\u00e8ces)<\/li>\n\n\n\n<li><strong>Vitesses de coupe limit\u00e9es<\/strong> pour pr\u00e9server l&rsquo;outil<\/li>\n\n\n\n<li><strong>Rugosit\u00e9s de surface<\/strong> n\u00e9cessitant des reprises<\/li>\n\n\n\n<li><strong>Co\u00fbts cach\u00e9s<\/strong> d&rsquo;arr\u00eat machine et de main-d&rsquo;\u0153uvre<\/li>\n<\/ul>\n\n\n\n<p><strong>La solution : outils PCD<\/strong><\/p>\n\n\n\n<p>Le <strong>Diamant Polycristallin Compact<\/strong> combine la duret\u00e9 du diamant (6000-7000 HV10) avec la robustesse d&rsquo;un substrat en carbure de tungst\u00e8ne.<\/p>\n\n\n\n<p><strong>Les chiffres qui changent tout :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Duret\u00e9 :<\/strong> 4\u00d7 sup\u00e9rieure au carbure (6000 vs 1500 HV10)\u00a0<\/li>\n\n\n\n<li><strong>Conductivit\u00e9 thermique :<\/strong> 8\u00d7 meilleure (700 vs 90 W\/mK)\u00a0<\/li>\n\n\n\n<li><strong>Frottement sur aluminium :<\/strong> 75% inf\u00e9rieur (0,05 vs 0,20)<\/li>\n<\/ul>\n\n\n\n<p><strong>R\u00e9sultats r\u00e9els sur les mat\u00e9riaux les plus critiques<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Mat\u00e9riau<\/strong><\/td><td><strong>Vitesse Carbure<\/strong><\/td><td><strong>Vitesse PCD<\/strong><\/td><td><strong>Dur\u00e9e de vie<\/strong><\/td><td><strong>Rugosit\u00e9 Ra<\/strong><\/td><\/tr><tr><td><strong>Al-Si 14%<\/strong><\/td><td>350-450 m\/min<\/td><td><strong>1800-2100 m\/min<\/strong><\/td><td><strong>\u00d710-25<\/strong><\/td><td>0,1-0,3 \u00b5m<\/td><\/tr><tr><td><strong>Laiton CuZn21Si3P<\/strong><\/td><td>400-500 m\/min<\/td><td><strong>1200-1800 m\/min<\/strong><\/td><td><strong>\u00d715-20<\/strong><\/td><td>0,12-0,18 \u00b5m<\/td><\/tr><tr><td><strong>CFRP 60% fibres<\/strong><\/td><td>\u2014<\/td><td><strong>250-400 m\/min<\/strong><\/td><td><strong>\u00d78-12<\/strong><\/td><td>0,2 \u00b5m<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><em>Sources : Kennametal 2022, Amaral et al. 2018, ZYsuperhard 2023<\/em><\/p>\n\n\n\n<p><strong>Param\u00e8tres op\u00e9rationnels optimaux<\/strong><\/p>\n\n\n\n<p><strong>Fraisage Aluminium-Silicium<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vitesse :<\/strong> 1500-2000 m\/min<\/li>\n\n\n\n<li><strong>Avance :<\/strong> 0,10-0,15 mm\/dent<\/li>\n\n\n\n<li><strong>Profondeur :<\/strong> \u2264 0,8 \u00d7 diam\u00e8tre<\/li>\n\n\n\n<li><strong>Notes :<\/strong> Lubrifiant optionnel<\/li>\n<\/ul>\n\n\n\n<p><strong>Tournage Laiton sans plomb<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vitesse :<\/strong> 1000-1400 m\/min<\/li>\n\n\n\n<li><strong>Avance :<\/strong> 0,15-0,25 mm\/dent<\/li>\n\n\n\n<li><strong>Notes :<\/strong> Usinage \u00e0 sec conseill\u00e9<\/li>\n<\/ul>\n\n\n\n<p><strong>Per\u00e7age CFRP<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vitesse :<\/strong> 250-350 m\/min<\/li>\n\n\n\n<li><strong>Avance :<\/strong> 0,08-0,12 mm\/dent<\/li>\n\n\n\n<li><strong>Profondeur :<\/strong> \u2264 3 \u00d7 diam\u00e8tre<\/li>\n\n\n\n<li><strong>Notes :<\/strong> Plaque de soutien en sortie obligatoire<\/li>\n<\/ul>\n\n\n\n<p><strong>Quand NE PAS utiliser le PCD<\/strong><\/p>\n\n\n\n<p><strong>Attention \u00e0 ces limites :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Jamais sur aciers<\/strong> (diffusion carbone-fer au-del\u00e0 de 700\u00b0C)<\/li>\n\n\n\n<li><strong>\u00c9viter les passes interrompues<\/strong> (t\u00e9nacit\u00e9 r\u00e9duite : 3-5 MPa\u221am)<\/li>\n\n\n\n<li><strong>Machines peu rigides<\/strong> n&rsquo;exploitent pas les hautes vitesses<\/li>\n\n\n\n<li><strong>Diam\u00e8tres tr\u00e8s petits<\/strong> o\u00f9 la t\u00e9nacit\u00e9 maximale est n\u00e9cessaire<\/li>\n\n\n\n<li><strong>Chocs thermiques<\/strong> n\u00e9cessitent une augmentation progressive<\/li>\n<\/ul>\n\n\n\n<p><strong>FAQ &#8211; Questions fr\u00e9quentes<\/strong><\/p>\n\n\n\n<p><strong>Q : Le PCD fonctionne-t-il aussi sur aluminium pur ?<\/strong> R : Oui, mais les plus grands b\u00e9n\u00e9fices se voient sur alliages \u00e0 haute teneur en silicium (&gt;8%) o\u00f9 le carbure souffre davantage.<\/p>\n\n\n\n<p><strong>Q : Puis-je utiliser les m\u00eames param\u00e8tres que le carbure ?<\/strong> R : Non, le PCD n\u00e9cessite des vitesses beaucoup plus \u00e9lev\u00e9es. Commencez progressivement et augmentez jusqu&rsquo;aux param\u00e8tres optimaux.<\/p>\n\n\n\n<p><strong>Q : Combien de temps dure un outil PCD ?<\/strong> R : Sur Al-Si typiquement 10-25\u00d7 plus que le carbure, mais cela d\u00e9pend de l&rsquo;application sp\u00e9cifique.<\/p>\n\n\n\n<p><strong>Conclusions<\/strong><\/p>\n\n\n\n<p>Le PCD n&rsquo;est pas la solution universelle, mais sur <strong>alliages d&rsquo;aluminium \u00e0 haute teneur en silicium, laitons sans plomb et composites<\/strong> il offre des avantages d\u00e9cisifs :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vitesses tripl\u00e9es<\/strong>\u00a0<\/li>\n\n\n\n<li><strong>Dur\u00e9e de vie 10-25\u00d7 sup\u00e9rieure<\/strong>\u00a0<\/li>\n\n\n\n<li><strong>\u00c9tats de surface excellents<\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Outils qui s&rsquo;usent tous les 200-500 pi\u00e8ces, arr\u00eats machine continus, rugosit\u00e9s insatisfaisantes sur aluminium et laiton. Si vous reconnaissez ces probl\u00e8mes, le Diamant Polycristallin (PCD) pourrait \u00eatre la perc\u00e9e que vous recherchez. Le probl\u00e8me que tout le monde conna\u00eet Usiner des alliages d&rsquo;aluminium \u00e0 haute teneur en silicium, du laiton sans plomb ou des composites [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3010,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[25],"tags":[],"class_list":["post-2974","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-non-classifiee"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PCD vs Carbure dans l&#039;usinage des non-ferreux - MadTools<\/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:\/\/madtools.it\/fr\/pcd-vs-carbure-dans-lusinage-des-non-ferreux\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PCD vs Carbure dans l&#039;usinage des non-ferreux - MadTools\" \/>\n<meta property=\"og:description\" content=\"Outils qui s&rsquo;usent tous les 200-500 pi\u00e8ces, arr\u00eats machine continus, rugosit\u00e9s insatisfaisantes sur aluminium et laiton. Si vous reconnaissez ces probl\u00e8mes, le Diamant Polycristallin (PCD) pourrait \u00eatre la perc\u00e9e que vous recherchez. Le probl\u00e8me que tout le monde conna\u00eet Usiner des alliages d&rsquo;aluminium \u00e0 haute teneur en silicium, du laiton sans plomb ou des composites [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/madtools.it\/fr\/pcd-vs-carbure-dans-lusinage-des-non-ferreux\/\" \/>\n<meta property=\"og:site_name\" content=\"MadTools\" \/>\n<meta property=\"article:published_time\" content=\"2025-08-06T07:52:26+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-06T08:44:46+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/madtools.it\/wp-content\/uploads\/2025\/08\/BR_Vita-Michele\u00ae-Madtools-14_pcd-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1287\" \/>\n\t<meta property=\"og:image:height\" content=\"1279\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"publifarm-adm\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"publifarm-adm\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/madtools.it\\\/fr\\\/pcd-vs-carbure-dans-lusinage-des-non-ferreux\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/madtools.it\\\/fr\\\/pcd-vs-carbure-dans-lusinage-des-non-ferreux\\\/\"},\"author\":{\"name\":\"publifarm-adm\",\"@id\":\"https:\\\/\\\/madtools.it\\\/#\\\/schema\\\/person\\\/ca2e0c6a577766a9df9b04ccdeceee0c\"},\"headline\":\"PCD vs Carbure dans l&rsquo;usinage des non-ferreux\",\"datePublished\":\"2025-08-06T07:52:26+00:00\",\"dateModified\":\"2025-08-06T08:44:46+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/madtools.it\\\/fr\\\/pcd-vs-carbure-dans-lusinage-des-non-ferreux\\\/\"},\"wordCount\":479,\"image\":{\"@id\":\"https:\\\/\\\/madtools.it\\\/fr\\\/pcd-vs-carbure-dans-lusinage-des-non-ferreux\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/madtools.it\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/BR_Vita-Michele\u00ae-Madtools-14_pcd-1.jpg\",\"articleSection\":[\"Non classifi\u00e9(e)\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/madtools.it\\\/fr\\\/pcd-vs-carbure-dans-lusinage-des-non-ferreux\\\/\",\"url\":\"https:\\\/\\\/madtools.it\\\/fr\\\/pcd-vs-carbure-dans-lusinage-des-non-ferreux\\\/\",\"name\":\"PCD vs Carbure dans l'usinage des non-ferreux - 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Si vous reconnaissez ces probl\u00e8mes, le Diamant Polycristallin (PCD) pourrait \u00eatre la perc\u00e9e que vous recherchez. 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