{"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":"rekrystalizovany-karbid-kremika","status":"publish","type":"post","link":"https:\/\/siliconcarbide.net\/sk\/recrystallized-silicon-carbide\/","title":{"rendered":"rekry\u0161talizovan\u00fd karbid krem\u00edka"},"content":{"rendered":"<p>Hrub\u00e9 suroviny a jemn\u00e9 SiC pr\u00e1\u0161ky sa tvoria pod ochranou vysokej teploty a ur\u010dit\u00e9ho tlaku, rekry\u0161talizuj\u00fa sa v\u00e1kuov\u00fdm spekan\u00edm, odparovan\u00edm jemn\u00fdch SiC pr\u00e1\u0161kov a koagul\u00e1ciou v hrub\u00fdch \u010dasticiach SiC,V\u010faka svojej vysokej \u010distote (SIC &gt; 99,5%) a absencii medziproduktovej v\u00e4zbovej f\u00e1zy m\u00e1 vynikaj\u00face vysokoteplotn\u00e9 mechanick\u00e9 vlastnosti a maxim\u00e1lna prev\u00e1dzkov\u00e1 teplota m\u00f4\u017ee dosiahnu\u0165 1700 C. Rekry\u0161talizovan\u00fd karbid krem\u00edka m\u00e1 dobr\u00fa odolnos\u0165 vo\u010di vysok\u00fdm teplot\u00e1m v keramick\u00fdch v\u00fdrobkoch a zvy\u0161uje sa so zvy\u0161ovan\u00edm teploty. V podstate sa nezmr\u0161\u0165uje. Rekry\u0161talizovan\u00fd karbid krem\u00edka m\u00e1 z\u00e1rove\u0148 dobr\u00fa tepeln\u00fa vodivos\u0165, odolnos\u0165 vo\u010di tepeln\u00fdm \u0161okom, odolnos\u0165 vo\u010di oxid\u00e1cii a acidob\u00e1zickej kor\u00f3zii. Preto sa rekry\u0161talizovan\u00fd sic m\u00f4\u017ee vyr\u00e1ba\u0165 do r\u00f4znych geometrick\u00fdch tvarov pod\u013ea r\u00f4znych pou\u017eit\u00ed, najm\u00e4 v podmienkach vysok\u00fdch tepl\u00f4t.<\/p>\n<p>rekry\u0161talizovan\u00fd sik je vhodn\u00fd na pou\u017eitie ako n\u00e1bytok do pec\u00ed a pr\u00edslu\u0161enstvo pec\u00ed v keramike, \u017eiaruvzdorn\u00fdch materi\u00e1loch, elektrotechnickom, keramickom, elektronickom a inom priemysle. Jeho pozoruhodn\u00fdmi vlastnos\u0165ami s\u00fa rozmerov\u00e1 stabilita, vysok\u00e1 teplotn\u00e1 \u00fanosnos\u0165 a dobr\u00fd \u00fa\u010dinok na \u00fasporu energie. z rekry\u0161talizovan\u00e9ho sic sa daj\u00fa vyr\u00e1ba\u0165 ty\u010de, dut\u00e9 nosn\u00edky, pr\u00edstre\u0161n\u00e9 dosky a \u0161peci\u00e1lne tvarovan\u00e9 diely. Halsic r m\u00e1 tie\u017e dobr\u00fa antioxida\u010dn\u00fa a protier\u00f3znu schopnos\u0165, vysok\u00fa tvrdos\u0165 a odolnos\u0165 proti opotrebovaniu. Halsic r sa m\u00f4\u017ee pou\u017e\u00edva\u0165 v metalurgii, stroj\u00e1rstve, chemickom priemysle a vojenskom priemysle.<\/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=\"rekry\u0161talizovan\u00fd karbid krem\u00edka\" 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=\"rekry\u0161talizovan\u00e9 sic\" 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=\"rekry\u0161talizovan\u00fd karbid krem\u00edka\" 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>Hrub\u00e9 suroviny a jemn\u00e9 pr\u00e1\u0161ky SiC sa formuj\u00fa pod vplyvom vysokej teploty a ur\u010dit\u00e9ho tlaku; n\u00e1sledne prech\u00e1dzaj\u00fa rekry\u0161taliz\u00e1ciou prostredn\u00edctvom v\u00e1kuov\u00e9ho spekania, a to odparen\u00edm jemn\u00fdch pr\u00e1\u0161kov SiC a zr\u00e1\u017ean\u00edm v hrub\u00fdch \u010dasticiach SiC, \u010d\u00edm z\u00edskavame rekry\u0161talizovan\u00fd karbid krem\u00edka.V\u010faka svojej vysokej \u010distote (SiC &gt; 99,51 TP3T) a absencii medzilej\u00facej v\u00e4zbovej f\u00e1zy m\u00e1 vynikaj\u00face vlastnosti\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\/sk\/wp-json\/wp\/v2\/posts\/390","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbide.net\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbide.net\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/sk\/wp-json\/wp\/v2\/comments?post=390"}],"version-history":[{"count":3,"href":"https:\/\/siliconcarbide.net\/sk\/wp-json\/wp\/v2\/posts\/390\/revisions"}],"predecessor-version":[{"id":528,"href":"https:\/\/siliconcarbide.net\/sk\/wp-json\/wp\/v2\/posts\/390\/revisions\/528"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/sk\/wp-json\/wp\/v2\/media\/393"}],"wp:attachment":[{"href":"https:\/\/siliconcarbide.net\/sk\/wp-json\/wp\/v2\/media?parent=390"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbide.net\/sk\/wp-json\/wp\/v2\/categories?post=390"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbide.net\/sk\/wp-json\/wp\/v2\/tags?post=390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}