{"id":184,"date":"2023-07-15T11:00:28","date_gmt":"2023-07-15T03:00:28","guid":{"rendered":"https:\/\/advance-ceramics.com\/?p=184"},"modified":"2023-07-15T11:58:55","modified_gmt":"2023-07-15T03:58:55","slug":"a-szilicium-karbid-keramiak-nehany-tulajdonsaga-es-felhasznalasa","status":"publish","type":"post","link":"https:\/\/advance-ceramics.com\/hu\/some-properties-and-uses-of-silicon-carbide-ceramics\/","title":{"rendered":"A szil\u00edcium-karbid ker\u00e1mi\u00e1k n\u00e9h\u00e1ny tulajdons\u00e1ga \u00e9s felhaszn\u00e1l\u00e1sa"},"content":{"rendered":"<p>A szil\u00edcium-karbid ker\u00e1mia nagy szil\u00e1rds\u00e1g\u00fa, nagy h\u0151vezet\u0151 k\u00e9pess\u00e9g\u0171, savas \u00e9s l\u00fagos korr\u00f3zi\u00f3\u00e1ll\u00f3s\u00e1g\u00fa anyag, amely j\u00f3l alkalmazkodik a k\u00fcls\u0151 k\u00f6rnyezethez a haszn\u00e1lat sor\u00e1n, az ipar\u00e1gat a legjobb korr\u00f3zi\u00f3\u00e1ll\u00f3 h\u0151cser\u00e9l\u0151 anyagnak tekintik. A szok\u00e1sos ker\u00e1mia anyagok 1200 ~ 1400 \u2103-ban, amikor az er\u0151 jelent\u0151sen cs\u00f6kken, \u00e9s a szil\u00edcium-karbid ker\u00e1mia 1400 \u2103-ban, amikor a hajl\u00edt\u00f3szil\u00e1rds\u00e1g m\u00e9g mindig magas szinten 500 ~ 600MPa, \u00e9s az \u00fczemi h\u0151m\u00e9rs\u00e9klet 1600 ~ 1700 Celsius fokig.<\/p>\n<p>A szil\u00edcium-karbid ker\u00e1mia nem csak alacsony s\u0171r\u0171s\u00e9g\u0171 \u00e9s nagyon nagy kem\u00e9nys\u00e9g\u0171, az egyik legkem\u00e9nyebb ker\u00e1mia anyag. Anyagi tulajdons\u00e1gai ak\u00e1r 1400\u00b0C-os h\u0151m\u00e9rs\u00e9kleten is v\u00e1ltozatlanok maradhatnak. Az anyagnak magas modulusa (Young-modulusa) van. A magas Young-modulus (&gt;400 GPa) biztos\u00edtja a m\u00e9retstabilit\u00e1st nagy nyom\u00e1s alatt. Toxikol\u00f3giailag is biztons\u00e1gos, \u00e9s az \u00e9lelmiszeriparban is felhaszn\u00e1lhat\u00f3. Ezenk\u00edv\u00fcl a SiC anyagok<br \/>\nkiv\u00e1l\u00f3 h\u0151vezet\u0151 k\u00e9pess\u00e9ggel, alacsony h\u0151t\u00e1gul\u00e1ssal rendelkeznek, \u00e9s nagyon ellen\u00e1ll\u00f3ak a savakkal \u00e9s l\u00fagokkal szemben.<\/p>\n<p>A SiC-ker\u00e1mia jellemz\u0151i els\u0151sorban a k\u00f6vetkez\u0151k: \u00fajrafelhaszn\u00e1lhat\u00f3, nem okoz anyaghullad\u00e9kot, t\u00e1mogatja a fenntarthat\u00f3 fejl\u0151d\u00e9st; k\u00e9miai korr\u00f3zi\u00f3\u00e1ll\u00f3s\u00e1g, er\u0151sen korroz\u00edv vegyi \u00fczemekben stb., -70 \u2103 \u00e9s \uff0b 260 \u2103 k\u00f6z\u00f6tti h\u0151m\u00e9rs\u00e9klet-tartom\u00e1nyban korr\u00f3zi\u00f3\u00e1ll\u00f3s\u00e1g, oxid\u00e1ci\u00f3s \u00e9s korr\u00f3zi\u00f3\u00e1ll\u00f3s\u00e1g nagyon magas, hossz\u00fa \u00e9lettartam, alacsonyabb karbantart\u00e1si k\u00f6lts\u00e9gek \u00e9s hosszabb \u00fczemid\u0151; magas h\u0151m\u00e9rs\u00e9klet-ellen\u00e1ll\u00e1s, 1800 \u2103 norm\u00e1l haszn\u00e1lat, \u00e9s nem haszn\u00e1lhat\u00f3 az \u00e9lelmiszeriparban. 1800 \u2103 norm\u00e1l haszn\u00e1lat, \u00e9s nem lesz megolvadt s\u00e9r\u00fcl\u00e9s, stabilit\u00e1s; magas h\u0151vezet\u0151 k\u00e9pess\u00e9g, ultra-magas h\u0151m\u00e9rs\u00e9kleti stabilit\u00e1s, stabil szerkezeti teljes\u00edtm\u00e9ny. H\u0151vezet\u0151 k\u00e9pess\u00e9ge a m\u00e1sodik a berillium-oxid ker\u00e1mi\u00e1k ker\u00e1mi\u00e1ihoz k\u00e9pest.<\/p>\n<p>Mi\u00e9rt v\u00e1lasztja t\u00f6bb vegyipari v\u00e1llalat a szil\u00edciumkarbidot h\u0151\u00e1tad\u00f3 anyagk\u00e9nt a berillium-oxid helyett? Az ok nagyon egyszer\u0171 - mint mindannyian tudjuk, b\u00e1r a berillium-oxid ker\u00e1mia nem m\u00e9rgez\u0151, de a nyersanyag BeO egy m\u00e9rgez\u0151 anyag, a gy\u00e1rt\u00e1s \u00e9s a haszn\u00e1lat a folyamat BeO por \u00e9s g\u0151z\u00f6k az emberi eg\u00e9szs\u00e9gre s\u00falyos k\u00e1rokat okoz a toxicit\u00e1s a v\u00e9delmi int\u00e9zked\u00e9sek \u00e1ltal hozott tov\u00e1bbi k\u00f6lts\u00e9gn\u00f6veked\u00e9s, \u00edgy az eredeti \u00e1r a BeO ker\u00e1mia dr\u00e1g\u00e1bb\u00e1 v\u00e1lik. \u00c1tfog\u00f3 \u00f6sszehasonl\u00edt\u00e1s, a k\u00f6lts\u00e9ghat\u00e9konys\u00e1g a szil\u00edcium-karbid \u00fagy t\u0171nik, hogy k\u00f6lts\u00e9ghat\u00e9konyabb, nem csak a j\u00f3 teljes\u00edtm\u00e9ny, a nyersanyag is \u00e1rtalmatlan az emberi eg\u00e9szs\u00e9gre \u00e9s olcs\u00f3bb, alkalmasabb a nagy volumen\u0171 gy\u00e1rt\u00e1si m\u0171veletek.<\/p>\n<p>A szil\u00edciumkarbid-ker\u00e1mi\u00e1kat a legk\u00fcl\u00f6nf\u00e9l\u00e9bb alkalmaz\u00e1sokban haszn\u00e1lj\u00e1k a rep\u00fcl\u0151g\u00e9piparban, az energia kinyer\u00e9s\u00e9ben, az elektronikai iparban \u00e9s a mechanikai \u00e9p\u00edt\u0151iparban, valamint a t\u0171z\u00e1ll\u00f3s\u00e1g ter\u00fclet\u00e9n, p\u00e9ld\u00e1ul az al\u00e1bbi ter\u00fcleteken:<\/p>\n<p>Forg\u00f3 goly\u00f3s- \u00e9s g\u00f6rg\u0151scsap\u00e1gyak<br \/>\nH\u0151- \u00e9s kop\u00e1s\u00e1ll\u00f3 motoralkatr\u00e9szek<br \/>\nIpari \u00e9s vegyipari goly\u00f3scsap szerelv\u00e9nyek<br \/>\nSzelepek, leng\u0151karok t\u00f6m\u00edt\u00e9sei, t\u00f6m\u00edt\u0151fel\u00fcletek<br \/>\nIndukci\u00f3s f\u0171t\u0151tekercs-tart\u00f3k<br \/>\nTurbinalap\u00e1tok, lap\u00e1tok, lap\u00e1tlap\u00e1tok, v\u00f6dr\u00f6k<br \/>\nHegeszt\u00e9si \u00e9s forraszt\u00e1si szerelv\u00e9nyek<br \/>\nF\u0171t\u0151elem alkatr\u00e9szek<br \/>\nHelyhez k\u00f6t\u00f6tt \u00e9s mobil turbina alkatr\u00e9szek<br \/>\nT\u00f6m\u00edt\u00e9sek, csap\u00e1gyak, szivatty\u00fasz\u00e1rnyak<br \/>\nLemezek \u00e9s ballisztikus p\u00e1nc\u00e9lzat<br \/>\nKemenc\u00e9k \u00e9s h\u0151cser\u00e9l\u0151k<br \/>\nF\u00e9lvezet\u0151 ostyafeldolgoz\u00f3 berendez\u00e9sek<\/p>\n<p><a href=\"https:\/\/advance-ceramics.com\/hu\/a-szilicium-karbid-keramiak-nehany-tulajdonsaga-es-felhasznalasa\/szilicium-karbid-keramia\/\" rel=\"attachment wp-att-187\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-187\" src=\"http:\/\/advance-ceramics.com\/wp-content\/uploads\/2023\/07\/silicon-carbide-ceramics.jpg\" alt=\"szil\u00edcium-karbid ker\u00e1mia\" width=\"512\" height=\"340\" srcset=\"https:\/\/advance-ceramics.com\/wp-content\/uploads\/2023\/07\/silicon-carbide-ceramics.jpg 512w, https:\/\/advance-ceramics.com\/wp-content\/uploads\/2023\/07\/silicon-carbide-ceramics-300x199.jpg 300w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Silicon carbide ceramics is a material with high strength, high thermal conductivity, acid and alkali corrosion resistance, it can adapt well to the external environment in the process of use, the industry is considered to be the best corrosion-resistant heat exchanger material. Ordinary ceramic materials in 1200 ~ 1400 \u2103 when the strength will be&hellip;&nbsp;<a href=\"https:\/\/advance-ceramics.com\/hu\/some-properties-and-uses-of-silicon-carbide-ceramics\/\" class=\"\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">A szil\u00edcium-karbid ker\u00e1mi\u00e1k n\u00e9h\u00e1ny tulajdons\u00e1ga \u00e9s felhaszn\u00e1l\u00e1sa<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"off","neve_meta_content_width":70,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[6],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/advance-ceramics.com\/hu\/wp-json\/wp\/v2\/posts\/184"}],"collection":[{"href":"https:\/\/advance-ceramics.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/advance-ceramics.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/advance-ceramics.com\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/advance-ceramics.com\/hu\/wp-json\/wp\/v2\/comments?post=184"}],"version-history":[{"count":3,"href":"https:\/\/advance-ceramics.com\/hu\/wp-json\/wp\/v2\/posts\/184\/revisions"}],"predecessor-version":[{"id":188,"href":"https:\/\/advance-ceramics.com\/hu\/wp-json\/wp\/v2\/posts\/184\/revisions\/188"}],"wp:attachment":[{"href":"https:\/\/advance-ceramics.com\/hu\/wp-json\/wp\/v2\/media?parent=184"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/advance-ceramics.com\/hu\/wp-json\/wp\/v2\/categories?post=184"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/advance-ceramics.com\/hu\/wp-json\/wp\/v2\/tags?post=184"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}