{"id":552,"date":"2022-12-20T22:15:37","date_gmt":"2022-12-20T14:15:37","guid":{"rendered":"https:\/\/siliconcarbide.net\/?p=552"},"modified":"2022-12-20T22:36:50","modified_gmt":"2022-12-20T14:36:50","slug":"a-szinterezett-sziliciumkarbid-technologiaja","status":"publish","type":"post","link":"https:\/\/siliconcarbide.net\/hu\/technology-of-sintered-silicon-carbide\/","title":{"rendered":"a szinterezett szil\u00edciumkarbid technol\u00f3gi\u00e1ja"},"content":{"rendered":"<p>a szil\u00edcium-karbid ker\u00e1mi\u00e1t egyre sz\u00e9lesebb k\u00f6rben haszn\u00e1lj\u00e1k kiv\u00e1l\u00f3 magas h\u0151m\u00e9rs\u00e9kleti szil\u00e1rds\u00e1guk, kop\u00e1s\u00e1ll\u00f3s\u00e1guk, korr\u00f3zi\u00f3\u00e1ll\u00f3s\u00e1guk \u00e9s termikus sokk\u00e1ll\u00f3s\u00e1guk miatt. A SiC-ker\u00e1mia egyre fontosabb szerepet j\u00e1tszik az anyagok ter\u00fclet\u00e9n. Ez\u00e9rt s\u00fcrg\u0151sen tov\u00e1bbi kutat\u00e1sokat kell v\u00e9gezni a SiC anyagokkal kapcsolatban, hogy cs\u00f6kkents\u00fck a gy\u00e1rt\u00e1si k\u00f6lts\u00e9geket, egyszer\u0171s\u00edts\u00fck a gy\u00e1rt\u00e1si folyamatokat \u00e9s el\u0151seg\u00edts\u00fck a SiC ker\u00e1miaterm\u00e9kek fejleszt\u00e9s\u00e9t, mik\u00f6zben folyamatosan jav\u00edtjuk kiv\u00e1l\u00f3 tulajdons\u00e1gaikat.<\/p>\n<p>a szinterezett szil\u00edciumkarbidot a SiC szinterez\u00e9s\u00e9nek leg\u00edg\u00e9retesebb szinterel\u00e9si m\u00f3dszer\u00e9nek tekintik. a nagy m\u00e9ret\u0171 \u00e9s \u00f6sszetett alak\u00fa szil\u00edciumkarbid ker\u00e1mia atmoszf\u00e9rikus szinterez\u00e9si elj\u00e1r\u00e1ssal el\u0151\u00e1ll\u00edthat\u00f3. Az egyes\u00fclt \u00e1llamokbeli GE Corporation a k\u00f6vetkez\u0151 int\u00e9zked\u00e9seket fogadta el: \u03b2 - B\u00f3r \u00e9s sz\u00e9n hozz\u00e1ad\u00e1sa a SiC-hez, 2000 \u2103 feletti szinterez\u00e9s inert atmoszf\u00e9r\u00e1ban, \u00e9s a szinterezett szil\u00edciumkarbid s\u0171r\u0171s\u00e9ge nagyobb, mint 98% 2020 \u2103-on. Y2O3 \u00e9s Al2O3 szinterez\u00e9si seg\u00e9danyagokkal \u00e9s alacsony olvad\u00e1spont\u00fa YAG (Y3Al5O12) alapkomponenssel a K\u00ednai Tudom\u00e1nyos Akad\u00e9mia Szilik\u00e1t Int\u00e9zet\u00e9nek sanghaji szilik\u00e1t int\u00e9zete 1850 \u2103-on 707 \u00e9s 10,7 hajl\u00edt\u00f3szil\u00e1rds\u00e1g\u00fa \u00e9s t\u00f6r\u00e9si sz\u00edv\u00f3ss\u00e1g\u00fa szil\u00edcium-karbid ker\u00e1mi\u00e1t \u00e9getett. Liu Baoying a Shandong Szilik\u00e1t Kutat\u00f3 \u00e9s Tervez\u0151 Int\u00e9zetb\u0151l megfelel\u0151 mennyis\u00e9g\u0171 Al2O3 \u00e9s Y2O3 szinterel\u00e9si adal\u00e9kanyagot adott hozz\u00e1, \u00e9s 1780 \u2103-n\u00e1l 97% relat\u00edv s\u0171r\u0171s\u00e9g\u0171 finom SiC kompozit ker\u00e1mia anyagokat k\u00e9sz\u00edtett 1780 \u2103-n\u00e1l injekt\u00e1l\u00f3 \u00f6nt\u00e9si elj\u00e1r\u00e1ssal, amely megfelel a mechanikai t\u00f6m\u00edt\u00e9sek \u00e9s kop\u00e1s\u00e1ll\u00f3 ker\u00e1mi\u00e1k ipari gy\u00e1rt\u00e1s\u00e1nak ig\u00e9nyeinek. De eddig a szinterezett szil\u00edciumkarbiddal kapcsolatos kutat\u00e1s nem t\u00fal alapos, amit tov\u00e1bb kell m\u00e9ly\u00edteni.<\/p>\n<p><a href=\"http:\/\/siliconcarbide.net\/wp-content\/uploads\/2022\/12\/sintered-silicon-carbide.jpg\"><img decoding=\"async\" class=\"size-full wp-image-555 lazyload\" data-src=\"http:\/\/siliconcarbide.net\/wp-content\/uploads\/2022\/12\/sintered-silicon-carbide.jpg\" alt=\"szinterezett szil\u00edcium-karbid\" width=\"552\" height=\"461\" data-srcset=\"https:\/\/siliconcarbide.net\/wp-content\/uploads\/2022\/12\/sintered-silicon-carbide.jpg 552w, https:\/\/siliconcarbide.net\/wp-content\/uploads\/2022\/12\/sintered-silicon-carbide-300x251.jpg 300w\" data-sizes=\"(max-width: 552px) 100vw, 552px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 552px; --smush-placeholder-aspect-ratio: 552\/461;\" \/><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>silicon carbide ceramic are more and more widely used because of their excellent high temperature strength, wear resistance, corrosion resistance and thermal shock resistance. SiC ceramics play an increasingly important role in the field of materials. Therefore, it is urgent to carry out further research on SiC materials in order to reduce production costs, simplify [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":555,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[30],"tags":[],"class_list":["post-552","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sic-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/posts\/552","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=552"}],"version-history":[{"count":3,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/posts\/552\/revisions"}],"predecessor-version":[{"id":556,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/posts\/552\/revisions\/556"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/media\/555"}],"wp:attachment":[{"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/media?parent=552"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/categories?post=552"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/tags?post=552"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}