{"id":390,"date":"2019-09-27T17:50:10","date_gmt":"2019-09-27T09:50:10","guid":{"rendered":"http:\/\/siliconcarbide.net\/?p=390"},"modified":"2022-07-08T20:57:46","modified_gmt":"2022-07-08T12:57:46","slug":"carbeto-de-silicio-recristalizado","status":"publish","type":"post","link":"https:\/\/siliconcarbide.net\/pt_br\/recrystallized-silicon-carbide\/","title":{"rendered":"Carbeto de sil\u00edcio recristalizado"},"content":{"rendered":"<p>As mat\u00e9rias-primas grossas e os p\u00f3s finos de SiC s\u00e3o formados, sob a prote\u00e7\u00e3o de alta temperatura e certa press\u00e3o, e s\u00e3o recristalizados por sinteriza\u00e7\u00e3o a v\u00e1cuo, por evapora\u00e7\u00e3o de p\u00f3s finos de SiC e coagula\u00e7\u00e3o em part\u00edculas grossas de SiC,Devido \u00e0 sua alta pureza (SIC &gt; 99,5%) e \u00e0 aus\u00eancia de fase de liga\u00e7\u00e3o intermedi\u00e1ria, ele tem excelentes propriedades mec\u00e2nicas em altas temperaturas, e a temperatura m\u00e1xima de opera\u00e7\u00e3o pode chegar a 1.700 C. O carbeto de sil\u00edcio recristalizado tem boa resist\u00eancia a altas temperaturas em produtos cer\u00e2micos e aumenta com o aumento da temperatura. Basicamente, ele n\u00e3o encolhe. Ao mesmo tempo, o carbeto de sil\u00edcio recristalizado tem boa condutividade t\u00e9rmica, resist\u00eancia ao choque t\u00e9rmico, resist\u00eancia \u00e0 oxida\u00e7\u00e3o e resist\u00eancia \u00e0 corros\u00e3o \u00e1cido-base. Portanto, o sic recristalizado pode ser fabricado em v\u00e1rias formas geom\u00e9tricas de acordo com diferentes usos, especialmente em condi\u00e7\u00f5es de alta temperatura.<\/p>\n<p>A sic recristalizada \u00e9 adequada para uso como mob\u00edlia de forno e acess\u00f3rios de forno em cer\u00e2mica, refrat\u00e1rios, cer\u00e2mica el\u00e9trica, eletr\u00f4nicos e outros setores. Suas caracter\u00edsticas marcantes s\u00e3o a estabilidade dimensional, a capacidade de suportar altas temperaturas e o bom efeito de economia de energia. O sic recristalizado pode ser transformado em hastes, vigas ocas, placas e pe\u00e7as com formatos especiais. O Halsic r tamb\u00e9m tem boa capacidade antioxidante e antierosiva, alta dureza e resist\u00eancia ao desgaste. O Halsic r pode ser usado em metalurgia, maquin\u00e1rio, ind\u00fastria qu\u00edmica e ind\u00fastria militar.<\/p>\n<p><a href=\"http:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-silicon-carbide.jpg\"><img decoding=\"async\" class=\"alignnone size-full wp-image-393 lazyload\" data-src=\"http:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-silicon-carbide.jpg\" alt=\"Carbeto de sil\u00edcio recristalizado\" width=\"600\" height=\"450\" data-srcset=\"https:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-silicon-carbide.jpg 600w, https:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-silicon-carbide-300x225.jpg 300w\" data-sizes=\"(max-width: 600px) 100vw, 600px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 600px; --smush-placeholder-aspect-ratio: 600\/450;\" \/><\/a><\/p>\n<p><a href=\"http:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-sic.jpg\"><img decoding=\"async\" class=\"size-full wp-image-527 lazyload\" data-src=\"http:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-sic.jpg\" alt=\"sic recristalizado\" width=\"600\" height=\"799\" data-srcset=\"https:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-sic.jpg 600w, https:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-sic-225x300.jpg 225w\" data-sizes=\"(max-width: 600px) 100vw, 600px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 600px; --smush-placeholder-aspect-ratio: 600\/799;\" \/><\/a><\/p>\n<p><a href=\"http:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-silicon-carbide-1.jpg\"><img decoding=\"async\" class=\"size-full wp-image-524 lazyload\" data-src=\"http:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-silicon-carbide-1.jpg\" alt=\"Carbeto de sil\u00edcio recristalizado\" width=\"1000\" height=\"750\" data-srcset=\"https:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-silicon-carbide-1.jpg 1000w, https:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-silicon-carbide-1-300x225.jpg 300w, https:\/\/siliconcarbide.net\/wp-content\/uploads\/2019\/09\/recrystallized-silicon-carbide-1-768x576.jpg 768w\" data-sizes=\"(max-width: 1000px) 100vw, 1000px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/750;\" \/><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>S\u00e3o formadas mat\u00e9rias-primas de granulometria grossa e p\u00f3s finos de SiC; sob a a\u00e7\u00e3o de alta temperatura e determinada press\u00e3o, eles s\u00e3o recristalizados por sinteriza\u00e7\u00e3o a v\u00e1cuo, por meio da evapora\u00e7\u00e3o dos p\u00f3s finos de SiC e da coagula\u00e7\u00e3o nas part\u00edculas grossas de SiC; assim, obtemos o carboneto de sil\u00edcio recristalizado.Devido \u00e0 sua alta pureza (SiC &gt; 99,51%) e \u00e0 aus\u00eancia de fase de liga\u00e7\u00e3o intermedi\u00e1ria, ele apresenta excelentes propriedades de alta\u2026&nbsp;<\/p>","protected":false},"author":1,"featured_media":393,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","ngg_post_thumbnail":0,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-390","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recrystallized-silicon-carbide"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/siliconcarbide.net\/pt_br\/wp-json\/wp\/v2\/posts\/390","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbide.net\/pt_br\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbide.net\/pt_br\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/pt_br\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/pt_br\/wp-json\/wp\/v2\/comments?post=390"}],"version-history":[{"count":3,"href":"https:\/\/siliconcarbide.net\/pt_br\/wp-json\/wp\/v2\/posts\/390\/revisions"}],"predecessor-version":[{"id":528,"href":"https:\/\/siliconcarbide.net\/pt_br\/wp-json\/wp\/v2\/posts\/390\/revisions\/528"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/pt_br\/wp-json\/wp\/v2\/media\/393"}],"wp:attachment":[{"href":"https:\/\/siliconcarbide.net\/pt_br\/wp-json\/wp\/v2\/media?parent=390"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbide.net\/pt_br\/wp-json\/wp\/v2\/categories?post=390"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbide.net\/pt_br\/wp-json\/wp\/v2\/tags?post=390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}