{"id":883,"date":"2011-12-16T00:00:00","date_gmt":"2011-12-15T23:00:00","guid":{"rendered":"https:\/\/www.my-watchsite.fr\/blog\/blog\/lor-18-carats-inedit-dhublot-n253\/"},"modified":"2021-09-17T17:32:19","modified_gmt":"2021-09-17T15:32:19","slug":"lor-18-carats-inedit-dhublot-n253","status":"publish","type":"post","link":"https:\/\/www.my-watchsite.fr\/blog\/lor-18-carats-inedit-dhublot-n253\/","title":{"rendered":"L&rsquo;or 18 carats in\u00e9dit d&rsquo;Hublot"},"content":{"rendered":"<div>C\u2019est le Jeudi 15 D\u00e9cembre \u00e0 la Manufacture Hublot \u00e0 Nyon que Jean-Claude Biver, CEO de Hublot, et Andreas Mortensen, professeur \u00e0 l\u2019EPFL(Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne) ont d\u00e9voil\u00e9 ensemble \u00e0 Nyon, dans les locaux du d\u00e9partement M\u00e9tallurgie de la manufacture Hublot, des nouveaux alliages qui bouleversent les caract\u00e9ristiques des mati\u00e8res pr\u00e9cieuses et permettront peut-\u00eatre \u00e9galement de donner naissance \u00e0 de nouveaux alliages pour l\u2019industrie de la Haute Technologie.<\/div>\n<div>\u00a0<\/div>\n<div>Ce qui est pr\u00e9sent\u00e9 est une v\u00e9ritable \u00ab fusion \u00bb entre l\u2019or 24 carats (la mati\u00e8re noble par excellence, produit de la nature), et les derni\u00e8res connaissances high-tech sur les mat\u00e9riaux. Pr\u00e8s de trois ann\u00e9es de collaboration et de recherches ont r\u00e9ussi \u00e0 obtenir ce r\u00e9sultat : un or in\u00e9dit, prot\u00e9g\u00e9 par des demandes de brevets, noble et titr\u00e9 18 carats par le Bureau du contr\u00f4le des M\u00e9taux Pr\u00e9cieux, conf\u00e9rant au pr\u00e9cieux m\u00e9tal une quasi inalt\u00e9rabilit\u00e9 tout en conservant ses qualit\u00e9s propres. L\u2019or 18 carats de Hublot devient ainsi le premier or au monde \u00e0 \u00eatre inrayable, ce qui \u00e9limine le point faible traditionnel de l\u2019or et de ses alliages.<\/div>\n<div>\u00a0<\/div>\n<div>La duret\u00e9 mesure la r\u00e9sistance des mat\u00e9riaux \u00e0 l\u2019indentation ; doubler la duret\u00e9 d\u2019un mat\u00e9riau c\u2019est doubler la force requise pour une indentation donn\u00e9e. Si l\u2019or 18 carats \u00ab standard \u00bb bien con\u00e7u peut atteindre les 400 Vickers de duret\u00e9, l\u2019or de Hublot a une duret\u00e9 proche de 1000 Vickers (la plupart des aciers tremp\u00e9s atteignent 600 Vickers). L\u2019or de Hublot est donc l\u2019or le plus dur du monde, et de loin : seul le diamant pourra v\u00e9ritablement \u00ab rayer \u00bb l\u2019or de Hublot.<\/div>\n<div>\u00a0<\/div>\n<div>Pour leur \u00e9laboration, les composants r\u00e9alis\u00e9s dans cette mati\u00e8re suivent un processus complexe : une poudre de carbure de bore est pr\u00e9alablement mise en forme par pressage isostatique \u00e0 froid dans des moules s\u2019approchant de la forme finale des pi\u00e8ces, telles que bo\u00eetes de montre, bracelets, bagues, etc. Cette c\u00e9ramique, parmi les plus dures qui soient, est aussi tr\u00e8s r\u00e9fractaire : les pr\u00e9formes sont ensuite durcies \u00e0 tr\u00e8s haute temp\u00e9rature, cr\u00e9ant une structure rigide et poreuse sans en modifier la forme. Apr\u00e8s cette op\u00e9ration, de l\u2019or liquide en fusion est infiltr\u00e9 \u00e0 tr\u00e8s haute pression.<\/div>\n<div>\u00a0<\/div>\n<div>Cette op\u00e9ration s\u2019effectue sous pression de gaz inerte \u00e0 temp\u00e9rature et pression suffisamment \u00e9lev\u00e9es pour que le m\u00e9tal en fusion remplisse les pores de la c\u00e9ramique, r\u00e9alisant la \u00ab fusion \u00bb des deux en un seul nouveau mat\u00e9riau. Le Magic Gold 18 carats ainsi obtenu se compose obligatoirement comme tous les autres alliages 18 carats de 750 pour mille d\u2019or pur, mais gr\u00e2ce \u00e0 la pr\u00e9sence de la c\u00e9ramique, sera contrairement \u00e0 l\u2019or 18 carats traditionnel, inrayable.<\/div>\n<div>\u00a0<\/div>\n<div>Hublot a maintenant d\u00e9pass\u00e9 le stade exp\u00e9rimental de ce nouvel or, et s\u2019est dot\u00e9 des moyens permettant d\u2019enti\u00e8rement produire cette nouvelle mati\u00e8re en interne dans sa Manufacture gr\u00e2ce \u00e0 une v\u00e9ritable fonderie \u00ab high-tech \u00bb int\u00e9grant des proc\u00e9d\u00e9s comme le frittage des c\u00e9ramiques r\u00e9fractaires ou la coul\u00e9e des m\u00e9taux sous haute pression. Les premi\u00e8res montres r\u00e9alis\u00e9es en Magic Gold seront pr\u00e9sent\u00e9es lors de la Foire de B\u00e2le (BaselWorld) 2012.<\/div>\n<p><img decoding=\"async\" src=\"https:\/\/www.my-watchsite.fr\/blog\/wp-content\/uploads\/2020\/08\/253_595.jpg\" alt=\"Un or 18 carats in\u00e9dit a \u00e9t\u00e9 d\u00e9velopp\u00e9 par Hublot en collaboration avec l'EPFL. \" \/><img decoding=\"async\" src=\"https:\/\/www.my-watchsite.fr\/blog\/wp-content\/uploads\/2020\/08\/253_596.jpg\" alt=\"Jean-Claude Biver, CEO de Hublot, dans les locaux du d\u00e9partement M\u00e9tallurgie de la manufacture. \" \/><img decoding=\"async\" src=\"https:\/\/www.my-watchsite.fr\/blog\/wp-content\/uploads\/2020\/08\/253_597.jpg\" alt=\"Jean-Claude Biver, CEO de Hublot, pr\u00e9sente l'art de la fusion. \" \/><\/p>\n\n\n<p><a href=\"https:\/\/www.hublot.com\/fr-fr\/\" target=\"_blank\" rel=\"noreferrer noopener\">www.hublot.com<\/a><\/p>\n\n\n\n<p>Lire aussi l&rsquo;article <a href=\"https:\/\/www.my-watchsite.fr\/blog\/hublot-est-le-nouveau-partenaire-horloger-de-ferrari-n231\/\" target=\"_blank\" rel=\"noreferrer noopener\">Hublot est le nouveau partenaire horloger de Ferrari<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u2019est le Jeudi 15 D\u00e9cembre \u00e0 la Manufacture Hublot \u00e0 Nyon que Jean-Claude Biver, CEO de Hublot, et Andreas Mortensen, professeur \u00e0 l\u2019EPFL(Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne) ont d\u00e9voil\u00e9 ensemble \u00e0 Nyon, dans les locaux du d\u00e9partement M\u00e9tallurgie de la manufacture Hublot, des nouveaux alliages qui bouleversent les caract\u00e9ristiques des mati\u00e8res pr\u00e9cieuses et permettront peut-\u00eatre [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":884,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[15],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.4 - 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