{"id":23,"date":"2013-01-28T09:49:33","date_gmt":"2013-01-28T01:49:33","guid":{"rendered":"http:\/\/advance-ceramics.com\/?p=23"},"modified":"2022-01-24T22:02:46","modified_gmt":"2022-01-24T14:02:46","slug":"ceramica-de-nitreto-de-silicio","status":"publish","type":"post","link":"https:\/\/advance-ceramics.com\/pt_pt\/silicon-nitride-ceramic\/","title":{"rendered":"Cer\u00e2mica de nitreto de sil\u00edcio"},"content":{"rendered":"<p>O nitreto de sil\u00edcio (Si3N4) oferece uma das melhores combina\u00e7\u00f5es de tenacidade e dureza das cer\u00e2micas t\u00e9cnicas dispon\u00edveis no mercado. Para al\u00e9m disso, o seu baixo coeficiente de expans\u00e3o t\u00e9rmica oferece uma excelente resist\u00eancia ao choque t\u00e9rmico em compara\u00e7\u00e3o com a maioria das outras cer\u00e2micas. Podem ser feitas geometrias complexas com material sinterizado. O material tamb\u00e9m apresenta baixa densidade, resist\u00eancia a altas temperaturas, excelente resist\u00eancia ao desgaste e boa tenacidade de fatura\u00e7\u00e3o.<\/p>\n<p><!--more--><\/p>\n<p>Utiliza\u00e7\u00f5es t\u00edpicas da cer\u00e2mica de nitreto de sil\u00edcio<\/p>\n<p>Esferas e rolos de rolamentos rotativos, rolamentos de cer\u00e2mica, rolamentos de cer\u00e2mica de nitreto de sil\u00edcio, rolamentos de nitreto de sil\u00edcio<br \/>\nFerramentas de corte, Esfera de cer\u00e2mica de nitreto de sil\u00edcio, Esfera de cer\u00e2mica, Esfera de nitreto de sil\u00edcio<br \/>\nPe\u00e7as m\u00f3veis do motor - v\u00e1lvulas, rotores do turbocompressor<br \/>\nPe\u00e7as de desgaste do motor - seguidores de came, cal\u00e7os de tucho<br \/>\nL\u00e2minas de turbina, palhetas, baldes<br \/>\nRolos e matrizes para forma\u00e7\u00e3o de tubos met\u00e1licos<br \/>\nVeios e eixos de precis\u00e3o em ambientes de elevado desgaste<br \/>\nPosicionadores de soldadura<\/p>\n<div id=\"attachment_24\" style=\"width: 810px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/advance-ceramics.com\/pt_pt\/ceramica-de-nitreto-de-silicio\/ceramica-de-nitreto-de-silicio\/\" rel=\"attachment wp-att-24\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-24\" class=\"size-full wp-image-24\" alt=\"Cer\u00e2mica de nitreto de sil\u00edcio\" src=\"http:\/\/advance-ceramics.com\/wp-content\/uploads\/2013\/01\/Silicon-Nitride-Ceramic.jpg\" width=\"800\" height=\"600\" srcset=\"https:\/\/advance-ceramics.com\/wp-content\/uploads\/2013\/01\/Silicon-Nitride-Ceramic.jpg 800w, https:\/\/advance-ceramics.com\/wp-content\/uploads\/2013\/01\/Silicon-Nitride-Ceramic-300x225.jpg 300w, https:\/\/advance-ceramics.com\/wp-content\/uploads\/2013\/01\/Silicon-Nitride-Ceramic-624x468.jpg 624w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a><p id=\"caption-attachment-24\" class=\"wp-caption-text\">Cer\u00e2mica de nitreto de sil\u00edcio<\/p><\/div>","protected":false},"excerpt":{"rendered":"<p>Silicon nitride(Si3N4) offers one of the best combinations of toughness and hardness of commercially available technical ceramics. In addition, its low thermal expansion coefficient offers superb thermal shock resistant compared with most other ceramics. Complex geometries can be made with sintered material. The material also exhibits low density, high temperature strength, excellent wear resistance and&hellip;&nbsp;<a href=\"https:\/\/advance-ceramics.com\/pt_pt\/silicon-nitride-ceramic\/\" class=\"\" rel=\"bookmark\">Ler mais &raquo;<span class=\"screen-reader-text\">Cer\u00e2mica de nitreto de sil\u00edcio<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":0,"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":"","footnotes":""},"categories":[10],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/advance-ceramics.com\/pt_pt\/wp-json\/wp\/v2\/posts\/23"}],"collection":[{"href":"https:\/\/advance-ceramics.com\/pt_pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/advance-ceramics.com\/pt_pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/advance-ceramics.com\/pt_pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/advance-ceramics.com\/pt_pt\/wp-json\/wp\/v2\/comments?post=23"}],"version-history":[{"count":4,"href":"https:\/\/advance-ceramics.com\/pt_pt\/wp-json\/wp\/v2\/posts\/23\/revisions"}],"predecessor-version":[{"id":92,"href":"https:\/\/advance-ceramics.com\/pt_pt\/wp-json\/wp\/v2\/posts\/23\/revisions\/92"}],"wp:attachment":[{"href":"https:\/\/advance-ceramics.com\/pt_pt\/wp-json\/wp\/v2\/media?parent=23"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/advance-ceramics.com\/pt_pt\/wp-json\/wp\/v2\/categories?post=23"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/advance-ceramics.com\/pt_pt\/wp-json\/wp\/v2\/tags?post=23"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}