{"id":5707,"date":"2024-03-18T17:58:28","date_gmt":"2024-03-18T16:58:28","guid":{"rendered":"https:\/\/web.castfast.com\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/"},"modified":"2025-06-02T10:23:11","modified_gmt":"2025-06-02T08:23:11","slug":"hautement-complexe-a-partir-de-rien","status":"publish","type":"post","link":"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/","title":{"rendered":"Hautement complexe, \u00e0 partir de rien"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"5707\" class=\"elementor elementor-5707 elementor-1263\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b1986e2 e-con-full e-flex e-con e-parent\" data-id=\"b1986e2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-324555fb elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"324555fb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1907\" height=\"1551\" src=\"https:\/\/www.castfast.com\/wp-content\/uploads\/2024\/03\/01-Banner-scaled-e1710781688407-jpg.webp\" class=\"attachment-full size-full wp-image-5708 not-transparent\" alt=\"\" srcset=\"https:\/\/www.castfast.com\/wp-content\/uploads\/2024\/03\/01-Banner-scaled-e1710781688407-jpg.webp 1907w, https:\/\/www.castfast.com\/wp-content\/uploads\/2024\/03\/01-Banner-scaled-e1710781688407-300x244.webp 300w, https:\/\/www.castfast.com\/wp-content\/uploads\/2024\/03\/01-Banner-scaled-e1710781688407-1024x833.webp 1024w, https:\/\/www.castfast.com\/wp-content\/uploads\/2024\/03\/01-Banner-scaled-e1710781688407-768x625.webp 768w, https:\/\/www.castfast.com\/wp-content\/uploads\/2024\/03\/01-Banner-scaled-e1710781688407-1536x1249.webp 1536w\" sizes=\"(max-width: 1907px) 100vw, 1907px\" data-has-transparency=\"false\" data-dominant-color=\"555552\" style=\"--dominant-color: #555552\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a4f9270 e-con-full e-flex e-con e-child\" data-id=\"a4f9270\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-73b105a6 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"73b105a6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Hautement complexe, \u00e0 partir de rien<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4ff5d225 elementor-align-center elementor-widget elementor-widget-post-info\" data-id=\"4ff5d225\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-7f530f1 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>mars 18, 2024<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-6863c75 elementor-inline-item\" itemprop=\"author\">\n\t\t\t\t\t\t<a href=\"https:\/\/www.castfast.com\/fr\/author\/marcel\/\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-author\">\n\t\t\t\t\t\t\t\t\t\tMarcel Tschillaev\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-3994668 elementor-inline-item\" itemprop=\"about\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewBox=\"0 0 32 32\" fill=\"none\"><g clip-path=\"url(#clip0_2583_9867)\"><path d=\"M29.4189 1.30371H18.5566C18.1515 1.3037 17.7503 1.38348 17.3761 1.5385C17.0018 1.69352 16.6617 1.92074 16.3752 2.2072L1.75713 16.8253C1.6137 16.9685 1.49991 17.1387 1.42228 17.3259C1.34465 17.5132 1.30469 17.7139 1.30469 17.9166C1.30469 18.1193 1.34465 18.3201 1.42228 18.5073C1.49991 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8.8253C25.4472 8.92163 25.1979 8.97121 24.9462 8.97121Z\" fill=\"#F9FAFB\"><\/path><path d=\"M29.4189 1.30371H18.5566C18.1515 1.3037 17.7503 1.38348 17.3761 1.5385C17.0018 1.69352 16.6617 1.92074 16.3752 2.2072L1.75713 16.8253C1.6137 16.9685 1.49991 17.1387 1.42228 17.3259C1.34465 17.5132 1.30469 17.7139 1.30469 17.9166C1.30469 18.1193 1.34465 18.3201 1.42228 18.5073C1.49991 18.6946 1.6137 18.8647 1.75713 19.008L7.43874 24.6896L23.6683 8.47155C23.4713 8.29928 23.3118 8.08839 23.1997 7.85195C23.0876 7.61551 23.0253 7.35856 23.0166 7.09704C23.0079 6.83551 23.053 6.57499 23.1491 6.33161C23.2452 6.08824 23.3903 5.86721 23.5754 5.68223C23.7605 5.49724 23.9816 5.35225 24.225 5.25623C24.4684 5.16022 24.729 5.11524 24.9905 5.12407C25.252 5.1329 25.5089 5.19536 25.7453 5.30757C25.9817 5.41979 26.1925 5.57937 26.3647 5.77642L30.3786 1.75993C30.2614 1.61877 30.1148 1.50484 29.949 1.42606C29.7833 1.34727 29.6024 1.30552 29.4189 1.30371Z\" fill=\"#A0ABC0\"><\/path><path d=\"M29.4189 1.30371H18.5566C18.1515 1.3037 17.7503 1.38348 17.3761 1.5385C17.0018 1.69352 16.6617 1.92074 16.3752 2.2072L1.75713 16.8253C1.6137 16.9685 1.49991 17.1387 1.42228 17.3259C1.34465 17.5132 1.30469 17.7139 1.30469 17.9166C1.30469 18.1193 1.34465 18.3201 1.42228 18.5073C1.49991 18.6946 1.6137 18.8647 1.75713 19.008L12.9926 30.2434C13.1358 30.3868 13.3059 30.5006 13.4932 30.5783C13.6805 30.6559 13.8812 30.6959 14.0839 30.6959C14.2866 30.6959 14.4874 30.6559 14.6746 30.5783C14.8619 30.5006 15.032 30.3868 15.1753 30.2434L29.7933 15.6253C30.0799 15.3389 30.3072 14.9989 30.4622 14.6246C30.6173 14.2503 30.697 13.8491 30.6968 13.4439V2.58163C30.6968 2.2427 30.5622 1.91766 30.3225 1.678C30.0829 1.43835 29.7578 1.30371 29.4189 1.30371ZM24.9462 8.97121C24.5671 8.97121 24.1965 8.85879 23.8812 8.64816C23.566 8.43753 23.3203 8.13816 23.1752 7.78789C23.0302 7.43763 22.9922 7.05221 23.0662 6.68037C23.1401 6.30853 23.3227 5.96698 23.5908 5.6989C23.8588 5.43082 24.2004 5.24826 24.5722 5.17429C24.9441 5.10033 25.3295 5.13829 25.6798 5.28337C26.03 5.42846 26.3294 5.67415 26.54 5.98938C26.7507 6.30461 26.8631 6.67521 26.8631 7.05434C26.8631 7.30606 26.8135 7.55533 26.7172 7.78789C26.6208 8.02046 26.4796 8.23177 26.3016 8.40977C26.1236 8.58777 25.9123 8.72897 25.6798 8.8253C25.4472 8.92163 25.1979 8.97121 24.9462 8.97121Z\" stroke=\"#222222\" stroke-width=\"1.33\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><\/path><\/g><defs><clipPath id=\"clip0_2583_9867\"><rect width=\"32\" height=\"32\" fill=\"white\"><\/rect><\/clipPath><\/defs><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-terms\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-post-info__terms-list\">\n\t\t\t\t<a href=\"https:\/\/www.castfast.com\/fr\/category\/connaissance\/\" class=\"elementor-post-info__terms-list-item\">Connaissance<\/a>, <a href=\"https:\/\/www.castfast.com\/fr\/category\/etude-de-cas\/\" class=\"elementor-post-info__terms-list-item\">\u00c9tude de cas<\/a>\t\t\t\t<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-179af2da e-flex e-con-boxed e-con e-parent\" data-id=\"179af2da\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3d47e120 elementor-widget elementor-widget-theme-post-excerpt\" data-id=\"3d47e120\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"theme-post-excerpt.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\tUne pi\u00e8ce de rechange critique pour une pompe \u00e0 eau de refroidissement utilis\u00e9e dans une centrale \u00e9lectrique allemande ne pouvait plus \u00eatre obtenue aupr\u00e8s du fabricant d'origine. Il n'existait pas non plus de plans ni m\u00eame de mod\u00e8le pour cette pi\u00e8ce moul\u00e9e ultra-complexe (corps d'aube directrice, ann\u00e9e de fabrication de la pompe 1971). Gr\u00e2ce \u00e0 la combinaison d'une mesure de pr\u00e9cision et d'un moulage sans mod\u00e8le (impression 3D en sable), la pi\u00e8ce de la pompe a tout de m\u00eame pu \u00eatre fabriqu\u00e9e. Et la prochaine fois, il suffira d'appuyer sur un bouton.   \t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-db8fdbe e-con-full e-flex e-con e-child\" data-id=\"db8fdbe\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7d8a39e3 elementor-widget elementor-widget-text-editor\" data-id=\"7d8a39e3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tLe sp\u00e9cialiste des pompes GVT s&rsquo;occupe de l&rsquo;entretien des pompes \u00e0 eau de refroidissement de la centrale \u00e9lectrique. Pour garantir le fonctionnement \u00e0 long terme des anciennes pompes, au moins une des pi\u00e8ces de rechange rarement utilis\u00e9es est toujours stock\u00e9e. Lorsque la derni\u00e8re pi\u00e8ce de rechange d&rsquo;origine du corps de l&rsquo;aube directrice a \u00e9t\u00e9 utilis\u00e9e, il fallait en trouver une nouvelle pour les \u00e9tag\u00e8res. GVT s&rsquo;est adress\u00e9 \u00e0 l \u00ab \u00e9quipe de CASTFAST pour qu&rsquo;elle r\u00e9imprime la pi\u00e8ce sous forme de moulage \u00e0 usage unique \u00e0 l&rsquo;aide de la technologie d&rsquo;impression 3D sur sable. Le proc\u00e9d\u00e9 sans mod\u00e8le est souvent le seul proc\u00e9d\u00e9 \u00e9conomique pour les pi\u00e8ces complexes \u00e0 usage unique, mais il vaut la peine d \u00bb \u00eatre utilis\u00e9 pour des pi\u00e8ces moul\u00e9es plus simples en petites s\u00e9ries en raison de sa rapidit\u00e9 et de sa pr\u00e9cision.    \n<h3>Composant ancien, proc\u00e9d\u00e9 de coul\u00e9e moderne<\/h3>\nexplique Marcel Tschillaev de CASTFAST :\n<blockquote>\u00ab\u00a0La pompe p\u00e8se plus de 10 tonnes et mesure six m\u00e8tres de long. Le corps de l&rsquo;aube directrice est la plus grande pi\u00e8ce moul\u00e9e et poss\u00e8de une structure interne assez complexe. Il y a 50 ans, des moules en sable tr\u00e8s complexes avec des noyaux \u00e9labor\u00e9s ont \u00e9t\u00e9 utilis\u00e9s pour fabriquer la pi\u00e8ce d&rsquo;origine. R\u00e9p\u00e9ter ce processus aujourd&rsquo;hui ne serait pas rentable pour une seule pi\u00e8ce de rechange. Cette complexit\u00e9 co\u00fbterait cher au client et n\u00e9cessiterait des mois de mod\u00e9lisation. Avec l&rsquo;impression 3D sur sable, nous pouvons imprimer directement le moule, sans suppl\u00e9ment de prix pour la complexit\u00e9<\/blockquote>\u00ab\u00a0.\nLa taille pure et simple du bo\u00eetier de l&rsquo;aube directrice a n\u00e9anmoins pos\u00e9 des d\u00e9fis \u00e0 l&rsquo;\u00e9quipe. Il y avait deux probl\u00e8mes \u00e0 surmonter : Premi\u00e8rement, l&rsquo;imprimante 3D \u00e0 sable n&rsquo;a pas besoin de mod\u00e8le en bois pour cr\u00e9er le moule, mais elle ne peut pas non plus se passer de tout. Le fichier d&rsquo;impression a besoin de donn\u00e9es 3D sur la pi\u00e8ce. Or, il n&rsquo;y avait m\u00eame pas de dessins disponibles.   \n\n<img decoding=\"async\" class=\"alignnone size-full wp-image-1266\" src=\"https:\/\/www.castfast.com\/wp-content\/uploads\/2024\/03\/02-Form-scaled.jpg\" alt=\"\" width=\"2560\" height=\"2002\">\n\nDenis Germann de GVT explique : \u00ab\u00a0Pour reconstruire les plans de la pi\u00e8ce de rechange, nous travaillons avec les sp\u00e9cialistes de la topographie de Sigma 3D. Ceux-ci mesurent \u00e9galement de tr\u00e8s grandes pi\u00e8ces sur place, \u00e0 l&rsquo;aide de scanners 3D mobiles et de logiciels sophistiqu\u00e9s. Nous avons ainsi pu envoyer directement les donn\u00e9es 3D \u00e0 l&rsquo;\u00e9quipe de CASTFAST\u00a0\u00bb.\n<h3>Un noyau de difficult\u00e9 accrue<\/h3>\nLe deuxi\u00e8me probl\u00e8me \u00e9tait la taille du noyau n\u00e9cessaire pour reproduire la g\u00e9om\u00e9trie interne du corps de l&rsquo;aube. Normalement, les noyaux sont simplement imprim\u00e9s dans l&rsquo;imprimante 3D \u00e0 sable. Mais ce noyau, d&rsquo;un diam\u00e8tre de plus d&rsquo;un m\u00e8tre, d\u00e9passait l&rsquo;espace de construction des imprimantes \u00e0 sable de CASTFAST. Il a d\u00fb \u00eatre imprim\u00e9 en externe dans une imprimante encore plus grande, emball\u00e9 en toute s\u00e9curit\u00e9 dans du sable, exp\u00e9di\u00e9 et d\u00e9ball\u00e9 avec pr\u00e9caution \u00e0 la derni\u00e8re minute dans la fonderie pour \u00eatre int\u00e9gr\u00e9 dans le moule.   \n\nLe moulage a \u00e9t\u00e9 r\u00e9alis\u00e9 en d\u00e9cembre 2023 \u00e0 Mayence. Ensuite, nous sommes pass\u00e9s au post-traitement et au rev\u00eatement afin de rendre le corps de l&rsquo;aube directrice r\u00e9sistant \u00e0 l&rsquo;eau sal\u00e9e. Pour finir, le voyage s&rsquo;est poursuivi \u00e0 Br\u00eame, sur le banc d&rsquo;essai sp\u00e9cial pour les pompes de tr\u00e8s grande taille. Apr\u00e8s cela, la nouvelle pi\u00e8ce de la pompe sera pr\u00eate \u00e0 l&#8217;emploi et pourra prendre le relais \u00e0 tout moment si la derni\u00e8re pi\u00e8ce d&rsquo;origine actuellement install\u00e9e ne le peut plus.   \n\nDenis Germann conclut :\n<blockquote>\u00ab\u00a0Il est rare de devoir fabriquer des pi\u00e8ces de pompe tr\u00e8s anciennes \u00e0 partir de z\u00e9ro par r\u00e9tro-ing\u00e9nierie. La plupart du temps, nous pouvons encore les obtenir aupr\u00e8s du fabricant d&rsquo;origine. Si ce n&rsquo;est pas possible, l&rsquo;impression 3D sur sable de l&rsquo;\u00e9quipe CASTFAST nous permet de simplifier consid\u00e9rablement le processus. Et la prochaine fois que nous aurons besoin de cette pi\u00e8ce de rechange sp\u00e9cifique, nous pourrons la commander en <a href=\"https:\/\/www.castfast.com\/fr\/\">appuyant sur un bouton<\/a> \u00ab\u00a0.   <\/blockquote>\n<h3>Portrait<\/h3>\nTaille de la pi\u00e8ce (fonte brute) : 1400x1400x1050 mm\nPoids de la pi\u00e8ce : 2500 kg\nMat\u00e9riau : EN-GJL-250\nProc\u00e9d\u00e9 : impression 3D sur sable :\nMoule : Sable de quartz avec liant de r\u00e9sine furanique\nNoyau : sable de quartz extra fin avec liant de r\u00e9sine furanique\n<h3>Partenaires impliqu\u00e9s<\/h3>\n<ul>\n \t<li><a href=\"http:\/\/gvt-vakuum.de\">GVT<\/a> (sp\u00e9cialiste des pompes)<\/li>\n \t<li><a href=\"http:\/\/sigma3d.de\/\">Sigma 3D<\/a> (mesure, r\u00e9tro-ing\u00e9nierie)<\/li>\n \t<li>CASTFAST<a href=\"https:\/\/www.castfast.com\/2023\/04\/25\/ohne-modell-schneller-zum-gussteil-was-ist-3d-sanddruck\/\">(impression 3D sur sable<\/a>)<\/li>\n \t<li><a href=\"http:\/\/roemheld-moelle.de\/\">R\u00f6mheld &amp; Moelle<\/a> (moulage)<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c395752 elementor-widget elementor-widget-post-navigation\" data-id=\"6c395752\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"post-navigation.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-post-navigation\" role=\"navigation\" aria-label=\"Navigation de publication\">\n\t\t\t<div class=\"elementor-post-navigation__prev elementor-post-navigation__link\">\n\t\t\t\t<a href=\"https:\/\/www.castfast.com\/fr\/2024\/02\/12\/rahul-prasad-est-le-nouveau-cto-de-castfast\/\" rel=\"prev\"><span class=\"post-navigation__arrow-wrapper post-navigation__arrow-prev\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-double-left\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path 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21.117-2.273 41.584-8.122 60.426-16.243-14.292 20.791-32.161 39.308-52.628 54.253z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_facebook\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur facebook\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-facebook\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256C504 119 393 8 256 8S8 119 8 256c0 123.78 90.69 226.38 209.25 245V327.69h-63V256h63v-54.64c0-62.15 37-96.48 93.67-96.48 27.14 0 55.52 4.84 55.52 4.84v61h-31.28c-30.8 0-40.41 19.12-40.41 38.73V256h68.78l-11 71.69h-57.78V501C413.31 482.38 504 379.78 504 256z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-793fee04 e-flex e-con-boxed e-con e-parent\" data-id=\"793fee04\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5b32e935 elementor-widget elementor-widget-heading\" data-id=\"5b32e935\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Posts associ\u00e9s<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Une pi\u00e8ce de rechange critique pour une pompe \u00e0 eau de refroidissement utilis\u00e9e dans une centrale \u00e9lectrique allemande ne pouvait plus \u00eatre obtenue aupr\u00e8s du fabricant d&rsquo;origine. Il n&rsquo;existait pas non plus de plans ni m\u00eame de mod\u00e8le pour cette pi\u00e8ce moul\u00e9e ultra-complexe (corps d&rsquo;aube directrice, ann\u00e9e de fabrication de la pompe 1971). Gr\u00e2ce \u00e0 la combinaison d&rsquo;une mesure de pr\u00e9cision et d&rsquo;un moulage sans mod\u00e8le (impression 3D en sable), la pi\u00e8ce de la pompe a tout de m\u00eame pu \u00eatre fabriqu\u00e9e. Et la prochaine fois, il suffira d&rsquo;appuyer sur un bouton.   <\/p>\n","protected":false},"author":8,"featured_media":5708,"comment_status":"closed","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[108,99],"tags":[],"class_list":["post-5707","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-connaissance","category-etude-de-cas"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Pi\u00e8ce de rechange pour pompe g\u00e9ante re-moul\u00e9e | CASTFAST<\/title>\n<meta name=\"description\" content=\"Gr\u00e2ce \u00e0 l&#039;impression 3D sur sable, une pi\u00e8ce de rechange tr\u00e8s complexe pour une ancienne pompe industrielle peut \u00eatre fabriqu\u00e9e de mani\u00e8re \u00e9conomique. 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Exemple d&#039;application : moulage sans mod\u00e8le.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/\" \/>\n<meta property=\"og:site_name\" content=\"CASTFAST\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-18T16:58:28+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-06-02T08:23:11+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.castfast.com\/wp-content\/uploads\/2024\/03\/01-Banner-scaled-e1710781688407-jpg.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1907\" \/>\n\t<meta property=\"og:image:height\" content=\"1551\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Marcel Tschillaev\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Marcel Tschillaev\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/\"},\"author\":{\"name\":\"Marcel Tschillaev\",\"@id\":\"https:\/\/www.castfast.com\/fr\/#\/schema\/person\/04c1740938cda718f3fb04e84b38fc3d\"},\"headline\":\"Hautement complexe, \u00e0 partir de rien\",\"datePublished\":\"2024-03-18T16:58:28+00:00\",\"dateModified\":\"2025-06-02T08:23:11+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/\"},\"wordCount\":808,\"image\":{\"@id\":\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.castfast.com\/wp-content\/uploads\/2024\/03\/01-Banner-scaled-e1710781688407-jpg.webp\",\"articleSection\":[\"Connaissance\",\"\u00c9tude de cas\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/\",\"url\":\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/\",\"name\":\"Pi\u00e8ce de rechange pour pompe g\u00e9ante re-moul\u00e9e | CASTFAST\",\"isPartOf\":{\"@id\":\"https:\/\/www.castfast.com\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.castfast.com\/wp-content\/uploads\/2024\/03\/01-Banner-scaled-e1710781688407-jpg.webp\",\"datePublished\":\"2024-03-18T16:58:28+00:00\",\"dateModified\":\"2025-06-02T08:23:11+00:00\",\"author\":{\"@id\":\"https:\/\/www.castfast.com\/fr\/#\/schema\/person\/04c1740938cda718f3fb04e84b38fc3d\"},\"description\":\"Gr\u00e2ce \u00e0 l'impression 3D sur sable, une pi\u00e8ce de rechange tr\u00e8s complexe pour une ancienne pompe industrielle peut \u00eatre fabriqu\u00e9e de mani\u00e8re \u00e9conomique. Exemple d'application : moulage sans mod\u00e8le.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/#primaryimage\",\"url\":\"https:\/\/www.castfast.com\/wp-content\/uploads\/2024\/03\/01-Banner-scaled-e1710781688407-jpg.webp\",\"contentUrl\":\"https:\/\/www.castfast.com\/wp-content\/uploads\/2024\/03\/01-Banner-scaled-e1710781688407-jpg.webp\",\"width\":1907,\"height\":1551},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.castfast.com\/fr\/2024\/03\/18\/hautement-complexe-a-partir-de-rien\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.castfast.com\/fr\/0_castfast\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Hautement complexe, \u00e0 partir de rien\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.castfast.com\/fr\/#website\",\"url\":\"https:\/\/www.castfast.com\/fr\/\",\"name\":\"CASTFAST\",\"description\":\"Guss. 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