{"id":2440,"date":"2016-07-27T20:06:33","date_gmt":"2016-07-27T20:06:33","guid":{"rendered":"http:\/\/nanovea.com\/?p=2440"},"modified":"2023-11-13T23:39:56","modified_gmt":"2023-11-13T23:39:56","slug":"teflon-proprietes-mecaniques-haute-temperature","status":"publish","type":"post","link":"https:\/\/nanovea.com\/fr\/teflon-proprietes-mecaniques-haute-temperature\/","title":{"rendered":"Propri\u00e9t\u00e9s m\u00e9caniques du t\u00e9flon \u00e0 haute temp\u00e9rature"},"content":{"rendered":"<p>\u00c0 des temp\u00e9ratures \u00e9lev\u00e9es, la chaleur modifie les propri\u00e9t\u00e9s m\u00e9caniques du t\u00e9flon telles que la duret\u00e9 et la visco\u00e9lasticit\u00e9, ce qui peut entra\u00eener des d\u00e9faillances m\u00e9caniques. Une mesure fiable du comportement thermom\u00e9canique des mat\u00e9riaux polym\u00e8res est n\u00e9cessaire pour \u00e9valuer quantitativement les mat\u00e9riaux candidats pour les applications \u00e0 haute temp\u00e9rature. Le <a href=\"https:\/\/nanovea.com\/nano-indentation-tester\/\">Module nano<\/a> de la Nanov\u00e9a <a href=\"https:\/\/nanovea.com\/mechanical-testers\/\">Testeur M\u00e9chanique<\/a> \u00e9tudie la duret\u00e9, le module d&#039;Young et le fluage en appliquant la charge avec un pi\u00e9zo de haute pr\u00e9cision et en mesurant l&#039;\u00e9volution de la force et du d\u00e9placement. Un four avanc\u00e9 cr\u00e9e une temp\u00e9rature uniforme autour de la pointe d&#039;indentation et de la surface de l&#039;\u00e9chantillon tout au long du test de nanoindentation afin de minimiser l&#039;effet de d\u00e9rive thermique.<\/p>\n<p><a href=\"https:\/\/nanovea.com\/App-Notes\/temperature-nanoindentation.pdf\">Propri\u00e9t\u00e9s m\u00e9caniques du t\u00e9flon \u00e0 haute temp\u00e9rature par nanoindentation<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>At elevated temperatures, heat changes teflon mechanical properties such as the hardness and viscoelasticity, which may result in mechanical failures. A reliable measurement of the thermo-mechanical behavior of polymeric materials is in need to quantitatively evaluate the candidate materials for high temperature applications. The Nano module of the Nanovea Mechanical Tester studies the Hardness, Young\u2019s [&hellip;]<\/p>","protected":false},"author":1,"featured_media":2436,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[7,339],"tags":[254],"class_list":["post-2440","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-application-notes","category-high-temperature-mechanical-testing","tag-teflon-mechanical-properties"],"_links":{"self":[{"href":"https:\/\/nanovea.com\/fr\/wp-json\/wp\/v2\/posts\/2440","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nanovea.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nanovea.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nanovea.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nanovea.com\/fr\/wp-json\/wp\/v2\/comments?post=2440"}],"version-history":[{"count":4,"href":"https:\/\/nanovea.com\/fr\/wp-json\/wp\/v2\/posts\/2440\/revisions"}],"predecessor-version":[{"id":23503,"href":"https:\/\/nanovea.com\/fr\/wp-json\/wp\/v2\/posts\/2440\/revisions\/23503"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nanovea.com\/fr\/wp-json\/wp\/v2\/media\/2436"}],"wp:attachment":[{"href":"https:\/\/nanovea.com\/fr\/wp-json\/wp\/v2\/media?parent=2440"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nanovea.com\/fr\/wp-json\/wp\/v2\/categories?post=2440"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nanovea.com\/fr\/wp-json\/wp\/v2\/tags?post=2440"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}