{"id":8800,"date":"2026-08-05T06:24:41","date_gmt":"2026-08-05T06:24:41","guid":{"rendered":"https:\/\/keertek.com\/?p=8800"},"modified":"2026-08-05T06:24:43","modified_gmt":"2026-08-05T06:24:43","slug":"validation-of-batch-degreasing-for-brake-calipers-on-a-remanufacturing-production-line","status":"publish","type":"post","link":"https:\/\/keertek.com\/fr\/validation-of-batch-degreasing-for-brake-calipers-on-a-remanufacturing-production-line\/","title":{"rendered":"Validation du d\u00e9graissage par lots des \u00e9triers de frein sur une ligne de production de pi\u00e8ces reconditionn\u00e9es"},"content":{"rendered":"<p><strong>Des \u00e9triers de frein ferroviaires encrass\u00e9s par la poussi\u00e8re de frein, la graisse et les salissures environnementales ont \u00e9t\u00e9 envoy\u00e9s \u00e0 Keertek dans le cadre d'un essai de nettoyage. Ce test a d\u00e9montr\u00e9 que le nettoyage automatis\u00e9 par pulv\u00e9risation et ultrasons pouvait remplacer \u00e0 grande \u00e9chelle le nettoyage manuel \u00e0 l'aide de solvants.<\/strong><\/p>\n\n\n\n<p>Les composants du syst\u00e8me de freinage sont arriv\u00e9s avec de la poussi\u00e8re de plaquettes de frein compact\u00e9e et de la graisse durcie \u00e0 l'int\u00e9rieur des al\u00e9sages des pistons et des rainures des goupilles de guidage \u2014 des impuret\u00e9s qui compromettent les performances de freinage et acc\u00e9l\u00e8rent la corrosion. Le nettoyage manuel prenait plus de 45 minutes par \u00e9trier au centre de maintenance. Keertek a mis en place un <strong>pr\u00e9lavage par pulv\u00e9risation suivi d'une \u00e9tape d'immersion par ultrasons<\/strong>&nbsp;\u00e0 l'aide d'un d\u00e9graissant alcalin tr\u00e8s puissant.<\/p>\n\n\n\n<p>Dur\u00e9e totale du cycle : 12 minutes par lot de six \u00e9triers. Une inspection visuelle et tactile a confirm\u00e9 un d\u00e9graissage complet, sans film r\u00e9siduel. L'op\u00e9rateur ferroviaire int\u00e8gre d\u00e9sormais les stations de nettoyage Keertek dans son processus de reconditionnement des composants.<\/p>\n\n\n\n<p><strong>Proc\u00e9dure :<\/strong>&nbsp;Pr\u00e9-lavage par pulv\u00e9risation + immersion par ultrasons | <strong>Contaminant :<\/strong>&nbsp;Poussi\u00e8re de frein, graisse, salissures dues \u00e0 l'environnement | <strong>Dur\u00e9e du cycle :<\/strong>&nbsp;12 min \/ 6 unit\u00e9s<\/p>","protected":false},"excerpt":{"rendered":"<p>Railway brake calipers caked in brake dust, grease, and environmental grime were sent to Keertek for a cleaning trial. The test demonstrated that automated spray-and-ultrasonic cleaning could replace manual solvent wiping at scale. The brake system components arrived with compacted brake-pad dust and hardened grease inside piston bores and guide-pin channels \u2014 contaminants that compromise [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":8534,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[79],"tags":[],"class_list":["post-8800","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-case-study"],"acf":[],"_links":{"self":[{"href":"https:\/\/keertek.com\/fr\/wp-json\/wp\/v2\/posts\/8800","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/keertek.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/keertek.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/keertek.com\/fr\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/keertek.com\/fr\/wp-json\/wp\/v2\/comments?post=8800"}],"version-history":[{"count":0,"href":"https:\/\/keertek.com\/fr\/wp-json\/wp\/v2\/posts\/8800\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/keertek.com\/fr\/wp-json\/wp\/v2\/media\/8534"}],"wp:attachment":[{"href":"https:\/\/keertek.com\/fr\/wp-json\/wp\/v2\/media?parent=8800"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/keertek.com\/fr\/wp-json\/wp\/v2\/categories?post=8800"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/keertek.com\/fr\/wp-json\/wp\/v2\/tags?post=8800"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}