{"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":"atkristalyositott-szilicium-karbid","status":"publish","type":"post","link":"https:\/\/siliconcarbide.net\/hu\/recrystallized-silicon-carbide\/","title":{"rendered":"\u00e1tkrist\u00e1lyos\u00edtott szil\u00edcium-karbid"},"content":{"rendered":"

Durva nyersanyagok \u00e9s finom SiC porok k\u00e9pz\u0151dnek, magas h\u0151m\u00e9rs\u00e9klet \u00e9s bizonyos nyom\u00e1s v\u00e9delme alatt, v\u00e1kuumszinterez\u00e9ssel, a finom SiC porok elp\u00e1rologtat\u00e1s\u00e1val \u00e9s durva SiC r\u00e9szecsk\u00e9kben t\u00f6rt\u00e9n\u0151 koagul\u00e1ci\u00f3val \u00e1tkrist\u00e1lyos\u00edtj\u00e1k \u0151ket.,Ezut\u00e1n \u00e1tkrist\u00e1lyos\u00edtott szil\u00edciumkarbidot kapunk.A nagy tisztas\u00e1ga (SIC > 99,5%) \u00e9s a k\u00f6ztes k\u00f6t\u00e9si f\u00e1zis hi\u00e1nya miatt kiv\u00e1l\u00f3 magas h\u0151m\u00e9rs\u00e9kleti mechanikai tulajdons\u00e1gokkal rendelkezik, \u00e9s a maxim\u00e1lis \u00fczemi h\u0151m\u00e9rs\u00e9klet el\u00e9rheti az 1700 C-ot.Az \u00e1tkrist\u00e1lyos\u00edtott szil\u00edciumkarbid j\u00f3 magas h\u0151m\u00e9rs\u00e9kleti ellen\u00e1ll\u00e1ssal rendelkezik a ker\u00e1miaterm\u00e9kekben, \u00e9s a h\u0151m\u00e9rs\u00e9klet n\u00f6veked\u00e9s\u00e9vel n\u0151. Alapvet\u0151en nem zsugorodik. Ugyanakkor az \u00e1tkrist\u00e1lyos\u00edtott szil\u00edcium-karbid j\u00f3 h\u0151vezet\u0151 k\u00e9pess\u00e9ggel, h\u0151 sokk\u00e1ll\u00f3s\u00e1ggal, oxid\u00e1ci\u00f3s ellen\u00e1ll\u00e1ssal \u00e9s sav-b\u00e1zis korr\u00f3zi\u00f3\u00e1ll\u00f3s\u00e1ggal rendelkezik. Ez\u00e9rt az \u00e1tkrist\u00e1lyos\u00edtott sic k\u00fcl\u00f6nb\u00f6z\u0151 geometriai form\u00e1kba hozhat\u00f3 a k\u00fcl\u00f6nb\u00f6z\u0151 felhaszn\u00e1l\u00e1si c\u00e9loknak megfelel\u0151en, k\u00fcl\u00f6n\u00f6sen magas h\u0151m\u00e9rs\u00e9kleti k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt.<\/p>\n

az \u00e1tkrist\u00e1lyos\u00edtott sic alkalmas kemenceb\u00fatornak \u00e9s kemence tartoz\u00e9knak a ker\u00e1mia, t\u0171z\u00e1ll\u00f3 anyagok, elektromos ker\u00e1mia, elektronika \u00e9s m\u00e1s ipar\u00e1gakban. Figyelemre m\u00e9lt\u00f3 jellemz\u0151i a m\u00e9retstabilit\u00e1s \u00e9s a magas h\u0151m\u00e9rs\u00e9kleti teherb\u00edr\u00e1s, valamint a j\u00f3 energiatakar\u00e9koss\u00e1gi hat\u00e1s. az \u00e1tkrist\u00e1lyos\u00edtott sic-b\u0151l rudak, \u00fcreges gerend\u00e1k, f\u00f6d\u00e9mlemezek \u00e9s speci\u00e1lis alak\u00fa alkatr\u00e9szek k\u00e9sz\u00edthet\u0151k. A Halsic r j\u00f3 oxid\u00e1ci\u00f3- \u00e9s er\u00f3zi\u00f3g\u00e1tl\u00f3 k\u00e9pess\u00e9ggel, nagy kem\u00e9nys\u00e9ggel \u00e9s kop\u00e1s\u00e1ll\u00f3s\u00e1ggal is rendelkezik. A Halsic r felhaszn\u00e1lhat\u00f3 a koh\u00e1szatban, a g\u00e9piparban, a vegyiparban \u00e9s a hadiiparban.<\/p>\n

\"\u00e1tkrist\u00e1lyos\u00edtott<\/a><\/p>\n

\"\u00e1tkrist\u00e1lyos\u00edtott<\/a><\/p>\n

\"\u00e1tkrist\u00e1lyos\u00edtott<\/a><\/p>","protected":false},"excerpt":{"rendered":"

A durva nyersanyagokb\u00f3l \u00e9s a finom SiC-porokb\u00f3l \u2013 magas h\u0151m\u00e9rs\u00e9klet \u00e9s meghat\u00e1rozott nyom\u00e1s hat\u00e1s\u00e1ra \u2013 v\u00e1kuumszinterel\u00e9ssel \u00fajrakrist\u00e1lyos\u00edtj\u00e1k \u0151ket, amelynek sor\u00e1n a finom SiC-porok elp\u00e1rolognak, a durva SiC-r\u00e9szecsk\u00e9k pedig \u00f6sszecsom\u00f3sodnak; \u00edgy kapjuk meg az \u00fajrakrist\u00e1lyos\u00edtott szil\u00edcium-karbidot.Magas tisztas\u00e1ga (SiC > 99,5%) \u00e9s a k\u00f6ztes k\u00f6t\u0151f\u00e1zis hi\u00e1nya miatt kiv\u00e1l\u00f3an magas\u2026 <\/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\/hu\/wp-json\/wp\/v2\/posts\/390","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/comments?post=390"}],"version-history":[{"count":3,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/posts\/390\/revisions"}],"predecessor-version":[{"id":528,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/posts\/390\/revisions\/528"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/media\/393"}],"wp:attachment":[{"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/media?parent=390"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/categories?post=390"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/tags?post=390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}