{"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":"

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 > 99.5%) and no intermediate bonding phase, it has excellent high […]<\/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\/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}]}}