{"id":17345,"date":"2024-03-21T20:11:32","date_gmt":"2024-03-21T12:11:32","guid":{"rendered":"https:\/\/firstmold.com\/?post_type=case-study&#038;p=17345"},"modified":"2026-01-27T11:59:40","modified_gmt":"2026-01-27T03:59:40","slug":"automotive-connector-housing-injection-molding","status":"publish","type":"case-study","link":"https:\/\/firstmold.com\/fr\/case-study\/automotive-connector-housing-injection-molding\/","title":{"rendered":"Moulage par injection de pr\u00e9cision pour les bo\u00eetiers de connecteurs automobiles"},"content":{"rendered":"<p>Un connecteur \u00e9lectrique automobile (parfois appel\u00e9 connecteur de faisceau de c\u00e2bles automobile) est un plastique moul\u00e9 avec pr\u00e9cision qui relie les circuits dans les automobiles. Ils facilitent l'assemblage, le diagnostic et la maintenance du c\u00e2blage \u00e9lectrique. Ils se pr\u00e9sentent sous de nombreuses formes, notamment de carte \u00e0 carte, de pique et de queue de cochon. L'objectif, qui peut \u00eatre la transmission de donn\u00e9es sensibles, les connexions de batterie ou l'amp\u00e9rage \u00e9lev\u00e9, d\u00e9terminera le type de connecteur \u00e0 utiliser.<\/p>\n\n\n\n<p>Un bo\u00eetier de connecteur automobile, quant \u00e0 lui, est une coque ou un bo\u00eetier ext\u00e9rieur en plastique moul\u00e9 par injection qui prot\u00e8ge les bornes \u00e9lectriques des automobiles. Sans lui, le faisceau de c\u00e2bles du v\u00e9hicule deviendrait un \u201cfouillis\u201d et il serait presque impossible de connecter les composants \u00e9lectriques de mani\u00e8re ordonn\u00e9e.<\/p>\n\n\n\n<p>Le bo\u00eetier sert \u00e9galement d'enceinte isol\u00e9e qui garantit une transmission ininterrompue des donn\u00e9es et de l'\u00e9nergie dans les environnements difficiles. Le bo\u00eetier joue d'autres r\u00f4les, notamment<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Garantit que les connecteurs correspondants sont solidement verrouill\u00e9s ensemble<\/li>\n\n\n\n<li>sert de support m\u00e9canique qui maintient la connexion en toute s\u00e9curit\u00e9 pendant les vibrations<\/li>\n\n\n\n<li>Les fabricants de bo\u00eetiers de connecteurs automobiles les con\u00e7oivent pour \u00e9viter les courts-circuits en s\u00e9parant les contacts \u00e9lectriques.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/03\/Automotive-linear-PCB-connector-header-insert-injection-molding.webp\" alt=\"Moulage par injection de connecteurs lin\u00e9aires de circuits imprim\u00e9s pour l&#039;automobile\" class=\"wp-image-17348\" style=\"object-fit:cover;width:1000px;height:500px\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/03\/Automotive-linear-PCB-connector-header-insert-injection-molding.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/03\/Automotive-linear-PCB-connector-header-insert-injection-molding-300x300.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/03\/Automotive-linear-PCB-connector-header-insert-injection-molding-150x150.webp 150w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/03\/Automotive-linear-PCB-connector-header-insert-injection-molding-768x768.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/03\/Automotive-linear-PCB-connector-header-insert-injection-molding-12x12.webp 12w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-differentiating-automotive-wire-harness-connector-shell\">Diff\u00e9renciation des coques de connecteurs de faisceaux de c\u00e2bles automobiles<\/h2>\n\n\n\n<p>Avec des centaines de fils qui courent sous le ch\u00e2ssis d'un v\u00e9hicule, les erreurs de connexion sont in\u00e9vitables en l'absence de conseils appropri\u00e9s. Un faisceau ou un connecteur automobile permet de s'assurer que chaque fil est connect\u00e9 au bon circuit ou au bon composant. Les fabricants de connecteurs automobiles utilisent des formes, des couleurs et des formes pour guider visuellement les \u00e9lectriciens et s'assurer que les fils sont correctement raccord\u00e9s.<\/p>\n\n\n\n<p>Par exemple, les connecteurs ont g\u00e9n\u00e9ralement des moiti\u00e9s m\u00e2le et femelle. Seules les bonnes moiti\u00e9s s'embo\u00eetent les unes dans les autres. Il est donc plus difficile de forcer une mauvaise connexion sans endommager l'appareil. Certains connecteurs sont dot\u00e9s d'un nombre variable de broches pour diff\u00e9rentes applications afin de minimiser le risque d'une mauvaise installation.<\/p>\n\n\n\n<p>Chaque v\u00e9hicule comporte en moyenne 274 connecteurs automobiles. Chaque connecteur se compose de quatre parties, \u00e0 savoir le bo\u00eetier, les broches et les douilles, le dispositif de retenue et le joint d'\u00e9tanch\u00e9it\u00e9. Le tableau ci-dessous pr\u00e9sente les diff\u00e9rents types de connecteurs qui peuvent \u00eatre fabriqu\u00e9s par moulage par injection.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>Types de connecteurs automobiles<\/th><th>Comment ils sont utilis\u00e9s<\/th><\/tr><tr><td>Groupe A \u00e0 D<\/td><td>Ces connecteurs relient l'unit\u00e9 principale \u00e0 diff\u00e9rents composants de la voiture, en particulier le syst\u00e8me d'infodivertissement.<\/td><\/tr><tr><td>Connecteur multibroche \u00e9tanche<\/td><td>Tous les connecteurs de 2 \u00e0 8 broches sont regroup\u00e9s dans cette cat\u00e9gorie, pour autant qu'ils soient dot\u00e9s d'un bo\u00eetier \u00e9tanche.<\/td><\/tr><tr><td>Connecteur de terminal<\/td><td>Au lieu de d\u00e9nuder et d'assembler les fils et d'envelopper les extr\u00e9mit\u00e9s jointes avec un ruban isolant, les connecteurs de terminaux laissent une finition soign\u00e9e. Ici, les fils d\u00e9nud\u00e9s sont ins\u00e9r\u00e9s dans les deux extr\u00e9mit\u00e9s et viss\u00e9s.<\/td><\/tr><tr><td>Fil \u00e0 fil<\/td><td>Relier deux faisceaux de c\u00e2bles avec des c\u00e2bles termin\u00e9s. Dans la plupart des cas, ils relient deux faisceaux de c\u00e2bles \u00e0 terminaison m\u00e2le.<\/td><\/tr><tr><td>Conseil d'administration \u00e0 conseil d'administration<\/td><td>Ils relient deux cartes de circuits imprim\u00e9s automobiles, parfois sans fils ni espaces entre les deux.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-automotive-connector-housing-manufacturing\">Fabrication de bo\u00eetiers de connecteurs automobiles<\/h2>\n\n\n\n<p>Des normes strictes s'appliquent \u00e0 la fabrication des bo\u00eetiers de connecteurs automobiles, \u00e0 commencer par le choix du mat\u00e9riau. Ces composants automobiles doivent r\u00e9pondre \u00e0 plusieurs exigences techniques en mati\u00e8re de s\u00e9curit\u00e9, de fiabilit\u00e9 et de performances dans des environnements difficiles :<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong><em>Retardateur de flamme :<\/em><\/strong> Selon les r\u00e8gles de s\u00e9curit\u00e9, les mat\u00e9riaux utilis\u00e9s dans les v\u00e9hicules doivent \u00eatre auto-extinguibles afin de minimiser les risques d'incendie. C'est encore plus vrai pour les composants qui restent sous le capot, o\u00f9 la temp\u00e9rature est g\u00e9n\u00e9ralement \u00e9lev\u00e9e.<\/li>\n\n\n\n<li><strong><em>R\u00e9sistance thermique :<\/em><\/strong> Les fils peuvent s'\u00e9chauffer pendant les op\u00e9rations, surtout si celles-ci impliquent un chauffage. Par exemple, le capot des v\u00e9hicules \u00e0 moteur \u00e0 combustion interne est g\u00e9n\u00e9ralement chaud en raison de la chaleur g\u00e9n\u00e9r\u00e9e par les activit\u00e9s de combustion du moteur. Par cons\u00e9quent, le mat\u00e9riau utilis\u00e9 pour le bo\u00eetier des connecteurs automobiles doit pr\u00e9senter une excellente stabilit\u00e9 thermique. Il doit r\u00e9sister \u00e0 la d\u00e9gradation ou \u00e0 la d\u00e9formation due \u00e0 la chaleur.<\/li>\n\n\n\n<li><strong><em>Excellente protection de l'environnement :<\/em><\/strong> Le bo\u00eetier du connecteur automobile doit prot\u00e9ger la connexion des \u00e9l\u00e9ments environnementaux tels que la poussi\u00e8re, l'humidit\u00e9 et d'autres contaminants susceptibles d'entra\u00eener une d\u00e9faillance du circuit.<\/li>\n\n\n\n<li><strong><em>Durabilit\u00e9 du plug-and-play :<\/em><\/strong> Les moiti\u00e9s m\u00e2le et femelle sont con\u00e7ues pour \u00eatre pr\u00eates \u00e0 l'emploi. Les connecteurs doivent \u00eatre con\u00e7us pour supporter un nombre sp\u00e9cifique de cycles d'accouplement. En g\u00e9n\u00e9ral, ils doivent conserver leur fonctionnalit\u00e9 \"plug-and-play\" pendant toute la dur\u00e9e de vie du v\u00e9hicule, sans que les prises et les broches ne perdent leur connexion ou ne s'usent.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-common-materials-used-for-automotive-connector-housings\">Mat\u00e9riaux couramment utilis\u00e9s pour les bo\u00eetiers de connecteurs automobiles<\/h3>\n\n\n\n<p>Les plastiques techniques de haute performance comme le polycarbonate (PC), le nylon et le polybutyl\u00e8ne t\u00e9r\u00e9phtalate (PBT) sont g\u00e9n\u00e9ralement choisis en raison de leur l\u00e9g\u00e8ret\u00e9, de leur r\u00e9sistance m\u00e9canique \u00e9lev\u00e9e, de leur r\u00e9sistance \u00e0 la chaleur et aux produits chimiques, de leur durabilit\u00e9 et de leurs propri\u00e9t\u00e9s d'isolation \u00e9lectrique. Les mat\u00e9riaux couramment utilis\u00e9s pour les coques des connecteurs de faisceaux de c\u00e2bles automobiles sont les suivants :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>PBT :<\/em><\/strong> Il pr\u00e9sente une grande solidit\u00e9 et une grande r\u00e9sistance aux produits chimiques. Principalement utilis\u00e9s dans les connecteurs ignifuges. Toutefois, ils sont sujets \u00e0 des probl\u00e8mes de r\u00e9tr\u00e9cissement.<\/li>\n\n\n\n<li><strong><em>Nylon (PA6T, PA66) :<\/em><\/strong> Il poss\u00e8de une r\u00e9sistance m\u00e9canique et une duret\u00e9 \u00e9lev\u00e9es. Il pr\u00e9sente \u00e9galement une bonne r\u00e9sistance \u00e0 l'usure et est disponible en version ignifug\u00e9e.<\/li>\n\n\n\n<li><strong><em>PC :<\/em><\/strong> Il pr\u00e9sente une excellente r\u00e9sistance aux chocs et aux UV.<\/li>\n\n\n\n<li><strong><em>Polym\u00e8re \u00e0 cristaux liquides :<\/em><\/strong> Il peut r\u00e9sister \u00e0 des temp\u00e9ratures allant jusqu'\u00e0 300 \u00b0C (527 \u00b0F), ce qui le rend id\u00e9al pour les connexions qui g\u00e9n\u00e8rent une chaleur \u00e9lev\u00e9e.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-client-requirements-and-concerns\">Exigences et pr\u00e9occupations des clients<\/h2>\n\n\n\n<p>Le client s'est adress\u00e9 \u00e0 First Mold pour la fabrication de bo\u00eetiers de connecteurs automobiles avec deux pr\u00e9occupations principales. La premi\u00e8re concernait la coh\u00e9rence dimensionnelle du bo\u00eetier du connecteur. First Mold devait \u00e9quilibrer les dimensions et les tol\u00e9rances cl\u00e9s pour un assemblage sans probl\u00e8me et un fonctionnement sans faille.<\/p>\n\n\n\n<p>Le client \u00e9tait \u00e9galement tr\u00e8s pr\u00e9occup\u00e9 par le co\u00fbt de production, compte tenu du grand nombre de connecteurs qui \u00e9quipent chaque v\u00e9hicule. En d'autres termes, le client souhaitait travailler avec un mouliste qui garantirait le co\u00fbt le plus bas par pi\u00e8ce de connecteur automobile pour la production de masse.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-challenges\">D\u00e9fis<\/h2>\n\n\n\n<p>La petite taille et les sp\u00e9cifications de performance des connecteurs de faisceaux de c\u00e2bles automobiles repr\u00e9sentent un d\u00e9fi unique en mati\u00e8re de fabrication de pr\u00e9cision. Par exemple, chaque connecteur m\u00e2le ne doit s'accoupler qu'avec le connecteur femelle correspondant afin d'\u00e9viter les erreurs d'accouplement, qui peuvent r\u00e9sulter d'une erreur humaine ou de l\u00e9g\u00e8res divergences dimensionnelles.<\/p>\n\n\n\n<p>Le maintien de la coh\u00e9rence dimensionnelle et de la tol\u00e9rance (que le fabricant a fix\u00e9e \u00e0 0,02 mm) \u00e9tait extr\u00eamement important pour \u00e9viter les erreurs d'accouplement et garantir que les pi\u00e8ces s'assemblent fermement. Il a donc \u00e9t\u00e9 n\u00e9cessaire de mettre en \u0153uvre une conception \u00e0 l'\u00e9preuve des erreurs. Par exemple, chaque moiti\u00e9 d'accouplement a \u00e9t\u00e9 con\u00e7ue pour avoir des orientations de boucles sp\u00e9cifiques qui s'enclenchent parfaitement lorsque les deux pi\u00e8ces s'assemblent.<\/p>\n\n\n\n<p>Cependant, toutes les modifications apport\u00e9es au bo\u00eetier du connecteur automobile devaient \u00eatre conformes aux normes de performance automobile \u00e9tablies, telles que la norme USCAR-20. En d'autres termes, la conception devait r\u00e9pondre aux exigences de fiabilit\u00e9 et de coh\u00e9rence de l'ensemble du secteur.<\/p>\n\n\n\n<p>Comme le client visait la production de masse de la pi\u00e8ce, il \u00e9tait n\u00e9cessaire d'avoir un moule capable de cr\u00e9er des centaines de milliers de pi\u00e8ces. Les experts de First Mold ont travaill\u00e9 en \u00e9troite collaboration avec le client pour fournir des solutions personnalis\u00e9es aux d\u00e9fis uniques pr\u00e9sent\u00e9s par le projet.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-solution\">Solution<\/h2>\n\n\n\n<p>Pour respecter la coh\u00e9rence dimensionnelle et les tol\u00e9rances serr\u00e9es exig\u00e9es par le client pour son connecteur de faisceau de c\u00e2bles automobiles, First Mold a d\u00fb apporter plusieurs modifications au moulage par injection, notamment en optimisant la conception des pi\u00e8ces, l'ing\u00e9nierie des moules de pr\u00e9cision et la mise en \u0153uvre d'un contr\u00f4le rigoureux des processus.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-automotive-connector-design-optimization\">Optimisation de la conception des connecteurs automobiles<\/h3>\n\n\n\n<p>First Mold sait que la premi\u00e8re \u00e9tape pour garantir la coh\u00e9rence dimensionnelle se situe au stade de la conception. Il \u00e9tait donc important d'adh\u00e9rer aux principes de la conception pour la fabrication, notamment :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Maintien d'une \u00e9paisseur de paroi uniforme pour assurer la coh\u00e9rence du refroidissement, ce qui minimise le risque de retrait diff\u00e9rentiel.<\/li>\n\n\n\n<li>Utiliser des rayons d'au moins 0,5 fois l'\u00e9paisseur de la paroi pour faciliter l'\u00e9coulement du mat\u00e9riau et l'\u00e9jection. Cette strat\u00e9gie permet \u00e9galement d'\u00e9viter les concentrations de contraintes.<\/li>\n\n\n\n<li>First Mold a utilis\u00e9 un logiciel de simulation pour pr\u00e9voir et r\u00e9soudre les probl\u00e8mes potentiels tels que les lignes de soudure et le gauchissement.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-material-selection-for-client-s-automotive-connector\">S\u00e9lection des mat\u00e9riaux pour le connecteur automobile d'un client<\/h3>\n\n\n\n<p>Le choix du bon mat\u00e9riau \u00e9tait important pour maintenir la stabilit\u00e9 dimensionnelle et garantir la conformit\u00e9 du produit aux normes r\u00e9glementaires. Sur la base des exigences uniques du client pour le bo\u00eetier du connecteur automobile, la d\u00e9cision d'utiliser du polyamide (PA) renforc\u00e9 avec des fibres de verre 30% a \u00e9t\u00e9 prise.<\/p>\n\n\n\n<p>Le polyamide est en soi robuste et r\u00e9sistant \u00e0 l'usure. Il poss\u00e8de \u00e9galement une bonne r\u00e9sistance chimique aux carburants et aux huiles. En le renfor\u00e7ant avec des fibres de verre 30%, on augmente sa r\u00e9sistance et sa rigidit\u00e9, sa stabilit\u00e9 dimensionnelle, sa r\u00e9sistance \u00e0 la chaleur (entre 120 \u00b0C et 180 \u00b0C) et sa r\u00e9sistance au fluage.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-mold-design-for-automotive-connector-housing-manufacturing\">Conception de moules pour la fabrication de bo\u00eetiers de connecteurs automobiles<\/h3>\n\n\n\n<p>La cr\u00e9ation de connecteurs de pr\u00e9cision avec une coh\u00e9rence et une tol\u00e9rance dimensionnelles commence par la construction de moules de haute qualit\u00e9. Premier moule utilis\u00e9 <a href=\"https:\/\/firstmold.com\/fr\/precision-cnc-machining-service\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>usinage CNC de haute pr\u00e9cision<\/strong><\/a> pour cr\u00e9er un moule avec une attention extr\u00eame \u00e0 la cavit\u00e9 afin de s'assurer qu'il r\u00e9pond aux sp\u00e9cifications exactes du client.<\/p>\n\n\n\n<p>En outre, plusieurs vannes ont \u00e9t\u00e9 plac\u00e9es strat\u00e9giquement pour assurer un flux de mat\u00e9riau uniforme et une r\u00e9partition de la pression. Cela \u00e9tait n\u00e9cessaire pour minimiser les marques d'enfoncement et le gauchissement.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-achieving-cost-effectiveness-in-automotive-connector-housing-manufacturing\">Atteindre la rentabilit\u00e9 dans la fabrication de bo\u00eetiers de connecteurs automobiles<\/h3>\n\n\n\n<p>Apr\u00e8s avoir correctement \u00e9valu\u00e9 le plan de conception du client, First Mold a sugg\u00e9r\u00e9 diff\u00e9rentes modifications du moule qui permettraient de r\u00e9duire les co\u00fbts \u00e0 court et \u00e0 long terme, comme suit :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Moules \u00e0 cavit\u00e9s multiples<\/strong>: L'utilisation de moules multicavit\u00e9s \u00e0 haut rendement et \u00e0 grande capacit\u00e9, au lieu de moules \u00e0 cavit\u00e9 unique, a permis au client de produire davantage de connecteurs en un seul cycle de moulage. Cela a permis au client de r\u00e9duire ses co\u00fbts d'\u00e9nergie et de main-d'\u0153uvre.<\/li>\n\n\n\n<li><strong>Canaux de refroidissement optimis\u00e9s<\/strong>: First Mold a \u00e9galement con\u00e7u des canaux de refroidissement efficaces et uniformes pour assurer une distribution coh\u00e9rente de la temp\u00e9rature dans le moule. Cela s'est av\u00e9r\u00e9 crucial pour pr\u00e9venir les contraintes internes et le r\u00e9tr\u00e9cissement, ainsi que pour raccourcir les cycles de moulage.<\/li>\n\n\n\n<li><strong>Planification de la production<\/strong>: First Mold a aid\u00e9 le client \u00e0 mettre en place une gestion stricte de la production afin de maximiser la productivit\u00e9 de l'atelier. Il s'agit notamment de fixer les heures de d\u00e9but et de fin d'un cycle de moulage et d'identifier les facteurs susceptibles d'entra\u00eener des temps d'arr\u00eat.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-faq\">FAQ<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1767843726649\"><strong class=\"schema-faq-question\"><strong>Comment obtenir une stabilit\u00e9 dimensionnelle dans la fabrication des bo\u00eetiers de connecteurs automobiles ?<\/strong><\/strong> <p class=\"schema-faq-answer\">La conception pour la fabrication, la s\u00e9lection des mat\u00e9riaux et la qualit\u00e9 du moule jouent tous un r\u00f4le important dans la stabilit\u00e9 dimensionnelle des connecteurs de faisceaux de c\u00e2bles automobiles.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1767843733524\"><strong class=\"schema-faq-question\"><strong>Qu'est-ce qu'un bo\u00eetier dans un connecteur ?<\/strong><\/strong> <p class=\"schema-faq-answer\">Il s'agit d'une coque rectangulaire sp\u00e9cialis\u00e9e, fabriqu\u00e9e \u00e0 partir de plastiques techniques sans contact. <strong>En tant qu'isolant, il sert \u00e0 diverses fins de protection<\/strong>, Il permet notamment d'\u00e9viter que les diff\u00e9rents fils ne se touchent. Il emp\u00eache \u00e9galement les mauvais accouplements entre les connecteurs m\u00e2les et femelles.<\/p> <\/div> <\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>This case study details precision injection molding solutions for automotive connector housings, addressing critical challenges like dimensional stability, cost-effectiveness, and compliance with stringent automotive standards<\/p>","protected":false},"author":2,"featured_media":17350,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"case-study-category":[66],"case-study-tag":[72],"class_list":["post-17345","case-study","type-case-study","status-publish","has-post-thumbnail","hentry","case-study-category-injection-molding-cases","case-study-tag-automotive"],"acf":{"photo_gallery":{"case_study_gallery":[[{"id":17350,"title":"automotive PCB headers mass production","caption":"automotive PCB headers mass 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