{"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":"uudelleenkiteytetty-piikarbidi","status":"publish","type":"post","link":"https:\/\/siliconcarbide.net\/fi\/recrystallized-silicon-carbide\/","title":{"rendered":"uudelleenkiteytetty piikarbidi"},"content":{"rendered":"<p>Karkeat raaka-aineet ja hienot SiC-jauheet muodostetaan korkean l\u00e4mp\u00f6tilan ja tietyn paineen suojaamana, ne kiteytet\u00e4\u00e4n uudelleen tyhji\u00f6sintraamalla, haihduttamalla hienot SiC-jauheet ja koagulaatio karkeissa SiC-hiukkasissa..,sitten saamme uudelleenkiteytetyn piikarbidin.Koska sen korkea puhtaus (SIC &gt; 99,5%) ja ei ole v\u00e4livaiheen sidosvaihe, sill\u00e4 on erinomaiset korkean l\u00e4mp\u00f6tilan mekaaniset ominaisuudet, ja suurin k\u00e4ytt\u00f6l\u00e4mp\u00f6tila voi saavuttaa 1700 C. uudelleenkiteytetyll\u00e4 piikarbidilla on hyv\u00e4 korkean l\u00e4mp\u00f6tilan kest\u00e4vyys keraamisissa tuotteissa, ja se kasvaa l\u00e4mp\u00f6tilan kasvaessa. Se ei pohjimmiltaan kutistu. Samalla uudelleenkiteytetyll\u00e4 piikarbidilla on hyv\u00e4 l\u00e4mm\u00f6njohtavuus, l\u00e4mp\u00f6shokkikest\u00e4vyys, hapettumiskest\u00e4vyys ja happo-em\u00e4skorroosionkest\u00e4vyys. N\u00e4in ollen uudelleenkiteytynyt sic voidaan tehd\u00e4 erilaisiin geometrisiin muotoihin eri k\u00e4ytt\u00f6tarkoitusten mukaan, erityisesti korkeissa l\u00e4mp\u00f6tiloissa.<\/p>\n<p>uudelleenkiteytetty sic soveltuu k\u00e4ytett\u00e4v\u00e4ksi uunikalusteina ja uunien lis\u00e4varusteina keramiikassa, tulenkest\u00e4viss\u00e4 aineissa, s\u00e4hk\u00f6keramiikassa, elektroniikassa ja muilla teollisuudenaloilla. Sen merkitt\u00e4vi\u00e4 ominaisuuksia ovat sen mittatarkkuus ja korkea l\u00e4mp\u00f6tilan kestokyky sek\u00e4 hyv\u00e4 energians\u00e4\u00e4st\u00f6vaikutus. uudelleenkiteytetyst\u00e4 sicist\u00e4 voidaan valmistaa sauvoja, onttoja palkkeja, shed-levyj\u00e4 ja erikoismuotoisia osia. Halsic r:ll\u00e4 on my\u00f6s hyv\u00e4 hapettumisen ja eroosionestokyky, korkea kovuus ja kulutuskest\u00e4vyys. Halsic r:\u00e4\u00e4 voidaan k\u00e4ytt\u00e4\u00e4 metallurgiassa, koneteollisuudessa, kemianteollisuudessa ja sotateollisuudessa.<\/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=\"uudelleenkiteytetty piikarbidi\" 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=\"uudelleenkiteytynyt 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=\"uudelleenkiteytetty piikarbidi\" 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>Coarse raw materials and fine SiC powders are formed, under the protection of high temperature and certain pressure,they are recrystallized by vacuum sintering,by evaporation of fine SiC powders and coagulation in coarse SiC particles.,then we get recrystallized silicon carbide.Because of its high purity (SIC &gt; 99.5%) and no intermediate bonding phase, it has excellent high [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":393,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"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\/fi\/wp-json\/wp\/v2\/posts\/390","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbide.net\/fi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbide.net\/fi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/fi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/fi\/wp-json\/wp\/v2\/comments?post=390"}],"version-history":[{"count":3,"href":"https:\/\/siliconcarbide.net\/fi\/wp-json\/wp\/v2\/posts\/390\/revisions"}],"predecessor-version":[{"id":528,"href":"https:\/\/siliconcarbide.net\/fi\/wp-json\/wp\/v2\/posts\/390\/revisions\/528"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/fi\/wp-json\/wp\/v2\/media\/393"}],"wp:attachment":[{"href":"https:\/\/siliconcarbide.net\/fi\/wp-json\/wp\/v2\/media?parent=390"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbide.net\/fi\/wp-json\/wp\/v2\/categories?post=390"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbide.net\/fi\/wp-json\/wp\/v2\/tags?post=390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}