{"id":48004,"date":"2026-08-24T08:48:07","date_gmt":"2026-08-24T06:48:07","guid":{"rendered":"https:\/\/quintustechnologies.com\/knowledge-center\/pressage-isostatique-a-chaud-de-zircone-renforcee-par-de-lalumine-imprimee-en-3d\/"},"modified":"2026-10-01T14:52:48","modified_gmt":"2026-10-01T12:52:48","slug":"pressage-isostatique-a-chaud-de-zircone-renforcee-par-de-lalumine-imprimee-en-3d","status":"publish","type":"knowledge-center","link":"https:\/\/quintustechnologies.com\/fr\/knowledge-center\/pressage-isostatique-a-chaud-de-zircone-renforcee-par-de-lalumine-imprimee-en-3d\/","title":{"rendered":"Pressage isostatique \u00e0 chaud de zircone renforc\u00e9e \u00e0 l\u2019alumine imprim\u00e9e en 3D"},"content":{"rendered":"<p>Cette \u00e9tude men\u00e9e conjointement par <a href=\"https:\/\/www.lithoz.com\/en\/\" target=\"_blank\" rel=\"nofollow noopener\" data-schema-attribute=\"mentions\">Lithoz GmbH<\/a> et Quintus Technologies examine comment le pressage isostatique \u00e0 chaud (HIP) peut am\u00e9liorer les performances de la zircone renforc\u00e9e \u00e0 l&rsquo;alumine (ATZ) imprim\u00e9e en 3D, produite par un proc\u00e9d\u00e9 de fabrication c\u00e9ramique bas\u00e9 sur la lithographie (LCM). Cette recherche a compar\u00e9 le frittage conventionnel sans pression \u00e0 une strat\u00e9gie combinant frittage et post-traitement par CIC\/HIP afin d&rsquo;\u00e9valuer les effets sur la densit\u00e9, la microstructure, la r\u00e9sistance m\u00e9canique et la fiabilit\u00e9.<\/p>\n<p>L&rsquo;\u00e9tude a r\u00e9v\u00e9l\u00e9 qu&rsquo;en adaptant les param\u00e8tres de frittage en vue d&rsquo;une densification finale ult\u00e9rieure par CIC\/HIP, l&rsquo;ATZ imprim\u00e9 pouvait atteindre une r\u00e9sistance \u00e0 la flexion caract\u00e9ristique sup\u00e9rieure \u00e0 1 200 MPa, contre environ 650 MPa pour un mat\u00e9riau fritt\u00e9 de mani\u00e8re conventionnelle. Cela d\u00e9montre le potentiel de cette strat\u00e9gie combin\u00e9e, qui permet de conserver une granulom\u00e9trie fine tout en atteignant une densit\u00e9 quasi totale, ce qui am\u00e9liore consid\u00e9rablement la r\u00e9sistance et la fiabilit\u00e9 des composants c\u00e9ramiques fabriqu\u00e9s par fabrication additive et rend ce proc\u00e9d\u00e9 \u00e9galement adapt\u00e9 aux implants m\u00e9dicaux critiques.<\/p>\n<p>T\u00e9l\u00e9chargez l&rsquo;article complet pour en savoir plus.<\/p>\n","protected":false},"featured_media":32252,"menu_order":0,"template":"","knowledge-center_materials":[572],"knowledge-center_processes":[359,363,580],"knowledge-center_language":[135],"knowledge-center_type":[625],"knowledge-center_industry":[347,350,356,355,244,352],"knowledge-center_topic":[235],"class_list":["post-48004","knowledge-center","type-knowledge-center","status-publish","has-post-thumbnail","hentry","knowledge-center_materials-ceramique","knowledge-center_processes-consolidation-et-compaction-des-ceramiques","knowledge-center_processes-fabrication-additive","knowledge-center_processes-hip-et-traitement-thermique","knowledge-center_language-english","knowledge-center_type-publication-technique","knowledge-center_industry-aeronautique","knowledge-center_industry-defense","knowledge-center_industry-domaine-medical","knowledge-center_industry-electronique-grand-public","knowledge-center_industry-space-fr","knowledge-center_industry-vehicules","knowledge-center_topic-material-densification-fr"],"acf":[],"_links":{"self":[{"href":"https:\/\/quintustechnologies.com\/fr\/wp-json\/wp\/v2\/knowledge-center\/48004","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/quintustechnologies.com\/fr\/wp-json\/wp\/v2\/knowledge-center"}],"about":[{"href":"https:\/\/quintustechnologies.com\/fr\/wp-json\/wp\/v2\/types\/knowledge-center"}],"wp:attachment":[{"href":"https:\/\/quintustechnologies.com\/fr\/wp-json\/wp\/v2\/media?parent=48004"}],"wp:term":[{"taxonomy":"knowledge-center_materials","embeddable":true,"href":"https:\/\/quintustechnologies.com\/fr\/wp-json\/wp\/v2\/knowledge-center_materials?post=48004"},{"taxonomy":"knowledge-center_processes","embeddable":true,"href":"https:\/\/quintustechnologies.com\/fr\/wp-json\/wp\/v2\/knowledge-center_processes?post=48004"},{"taxonomy":"knowledge-center_language","embeddable":true,"href":"https:\/\/quintustechnologies.com\/fr\/wp-json\/wp\/v2\/knowledge-center_language?post=48004"},{"taxonomy":"knowledge-center_type","embeddable":true,"href":"https:\/\/quintustechnologies.com\/fr\/wp-json\/wp\/v2\/knowledge-center_type?post=48004"},{"taxonomy":"knowledge-center_industry","embeddable":true,"href":"https:\/\/quintustechnologies.com\/fr\/wp-json\/wp\/v2\/knowledge-center_industry?post=48004"},{"taxonomy":"knowledge-center_topic","embeddable":true,"href":"https:\/\/quintustechnologies.com\/fr\/wp-json\/wp\/v2\/knowledge-center_topic?post=48004"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}