Silicio karbido keramika yra viena i\u0161 kie\u010diausi\u0173 ir stipriausi\u0173 in\u017einerini\u0173 med\u017eiag\u0173, pla\u010diai taikoma automobili\u0173, mechanikos ir chemijos pramon\u0117je.<\/p>\n
\"Saint-Gobain Performance Ceramics & Refractories\" si\u016blo plat\u0173 sukepint\u0173, reakcijos b\u016bdu suri\u0161t\u0173, metalo matricos ir su mulitu suri\u0161t\u0173 silicio karbid\u0173, pasi\u017eymin\u010di\u0173 i\u0161skirtin\u0117mis chemin\u0117mis ir mechanin\u0117mis savyb\u0117mis iki 1600 laipsni\u0173 C temperat\u016broje, skirt\u0173 galutiniam naudojimui, pasirinkim\u0105. \u0160ie visi\u0161kai sutankinti gaminiai pasi\u017eymi i\u0161skirtin\u0117mis chemin\u0117mis ir mechanin\u0117mis savyb\u0117mis galutinio naudojimo temperat\u016broje iki 150 laipsni\u0173 Celsijaus.<\/p>\n
Silicio karbido keramika yra viena lengviausi\u0173, kie\u010diausi\u0173 ir stipriausi\u0173 pa\u017eangi\u0173 in\u017einerini\u0173 med\u017eiag\u0173. Ji yra toksikologi\u0161kai saugi, atspari dilimui ir pasi\u017eymi puikiomis mechanin\u0117mis savyb\u0117mis, palyginti su metalais, pavyzd\u017eiui, dideliu Youngo moduliu ir ma\u017eu \u0161iluminio pl\u0117timosi koeficientu.<\/p>\n
SiC yra ideali med\u017eiaga, atitinkanti grie\u017etus \u012fvairi\u0173 pramon\u0117s \u0161ak\u0173 reikalavimus, u\u017etikrinanti \u0161arvuotai balistikai b\u016btin\u0105 kietum\u0105 ir tamprumo modul\u012f, o jos svoris yra ma\u017eesnis nei kit\u0173 med\u017eiag\u0173. Juodai pilkas SiC vienu metu pasi\u017eymi abiem savyb\u0117mis, kad gal\u0117t\u0173 \u012fveikti \u0161\u012f i\u0161\u0161\u016bk\u012f.<\/p>\n
SSiC yra puiki med\u017eiaga korozijai ir dilimui atspariems komponentams, pavyzd\u017eiui, siurbli\u0173 ir mechaniniams sandarikliams, \u0161ratavimo antgaliams ir ciklonams, gaminti. Be to, \u0161i standi ir ma\u017eo pl\u0117timosi koeficiento med\u017eiaga d\u0117l savo atsparumo chemin\u0117ms med\u017eiagoms, dilimui, oksidacijai ir atsparumo auk\u0161toms temperat\u016broms savybi\u0173 pasiteisino kaip optiniai veidrod\u017eiai teleskopuose.<\/p>\n
Silicio karbidas yra viena lengviausi\u0173 ir kie\u010diausi\u0173 keramini\u0173 med\u017eiag\u0173. Jis atsparus korozijai, r\u016bg\u0161tims ir \u0161armams. Be to, jis pasi\u017eymi puikiu \u0161ilumos laidumu ir ma\u017eu \u0161iluminiu pl\u0117timusi, tod\u0117l tinka naudoti auk\u0161toje temperat\u016broje ir at\u0161iaurioje aplinkoje. D\u0117l savo tvirtumo savybi\u0173 tai puikus med\u017eiagos pasirinkimas purk\u0161tukams, guoliams, neper\u0161aunamoms plok\u0161tel\u0117ms ir pana\u0161ioms reikm\u0117ms.<\/p>\n
SiC atsparum\u0105 korozijai lemia plonas apsauginis sluoksnis, kuris susidaro ant jo pavir\u0161iaus ir sukuria oksido barjer\u0105, stabdant\u012f tiesiogin\u0119 substrato s\u0105veik\u0105 su atakuojan\u010diomis r\u016b\u0161imis, d\u0117l kurios susidaro parabolin\u0117 korozijos kinetika. \u0160io oksido barjero atsinaujinimas priklauso nuo toki\u0173 veiksni\u0173 kaip chemin\u0117s r\u016b\u0161ys, esan\u010dios j\u012f atakuojan\u010dioje aplinkoje, taip pat priemai\u0161os, sukepinimo pagalbin\u0117s med\u017eiagos ir gr\u016bdeli\u0173 rib\u0173 faz\u0117s, esan\u010dios jo pagrindo med\u017eiagoje.<\/p>\n
Put\u0173 keramika pasi\u017eymi tolygiu por\u0173 pasiskirstymu, dideliu poringumu ir specifiniu pavir\u0161iumi, selektyviu pralaidumu skystoms ir dujin\u0117ms terp\u0117ms, puikiomis chemin\u0117mis, elektrin\u0117mis, magnetin\u0117mis ir optin\u0117mis funkcijomis, taip pat puikiomis chemin\u0117mis, fizikin\u0117mis, magnetin\u0117mis ir optin\u0117mis funkcijomis - d\u0117l \u0161i\u0173 savybi\u0173 ji yra idealus med\u017eiagos pasirinkimas gaminiams, veikiantiems auk\u0161toje temperat\u016broje, dideliame sl\u0117gyje ar ekstremalioje aplinkoje.<\/p>\n
Put\u0173 silicio karbido keramika pasi\u017eymi puikiu atsparumu oksidacijai, tod\u0117l j\u0105 galima naudoti statyb\u0173 skyriuose ir puslaidininki\u0173 srityse \u012fvairi\u0173 r\u016b\u0161i\u0173 \u0161ilumokai\u010diams gaminti. J\u0173 ypatinga erdvinio tinklo strukt\u016bra pagerina \u0161ilumos laidum\u0105, tod\u0117l pager\u0117ja \u0161ilumos perdavimas.<\/p>\n
Silicio karbido mechanini\u0173 savybi\u0173 ir atsparumo chemin\u0117ms med\u017eiagoms derinys daro j\u012f paklausia in\u017einerine med\u017eiaga. Jis atsparus korozijai, dilimui, erozijai, o didelis tamprumo modulis u\u017etikrina matmen\u0173 stabilum\u0105. Silicio karbidas taip pat puikiai tinka kaip adhezin\u0117 med\u017eiaga siurbliuose, mechaniniuose sandarikliuose ir guoliuose, o pagal tribologines savybes nusileid\u017eia tik deimantui ir kubiniam boro nitridui.<\/p>\n
Silicio karbido keramika yra kieta ir temperat\u016brai atspari med\u017eiaga, tod\u0117l ji idealiai tinka pramoniniam naudojimui. J\u0173 tvirtumas i\u0161lieka pastovus esant itin auk\u0161tai temperat\u016brai, nes jos gali atlaikyti at\u0161iaurias aplinkos s\u0105lygas, pasi\u017eymi suma\u017eintu trinties koeficientu, atsparumu r\u016bg\u0161\u010di\u0173 ir \u0161arm\u0173 korozijai ir puikiu cheminiu atsparumu.<\/p>\n
Silicio karbido keramikos dilimo savybes lemia keletas veiksni\u0173, \u012fskaitant pradin\u012f pavir\u0161iaus \u0161iurk\u0161tum\u0105 ir chemines bei mechanines med\u017eiagos savybes. Pradinis pavir\u0161iaus \u0161iurk\u0161tumas turi \u012ftakos tribologi\u0161kai transformuojamiems strukt\u016bros sluoksniams, kurie suma\u017eina dilimui suaktyvinti reikaling\u0105 energij\u0105 ir kartu suma\u017eina dilimo nuolau\u017e\u0173 susidarym\u0105.<\/p>\n
Put\u0173 keramikai b\u016bdinga tolygi trimat\u0117 tinklo strukt\u016bra, ji i\u0161siskiria dideliu specifiniu pavir\u0161iumi, selektyviu pralaidumu skystoms ir dujin\u0117ms terp\u0117ms, puikiomis \u0161ilumin\u0117mis, elektrin\u0117mis, magnetin\u0117mis ir optin\u0117mis funkcijomis bei \u0161ilumos reguliavimo savyb\u0117mis. Tod\u0117l jie pla\u010diai taikomi tokiose \u012fvairiose srityse kaip metalurgija, mechanin\u0117 in\u017einerija, transporto ma\u0161inos, nacionalin\u0117 gynyba ir aplinkos apsauga.<\/p>\n
Pa\u017eangioji keramika pasi\u017eymi unikalia atom\u0173 sud\u0117timi, kuri leid\u017eia jai i\u0161likti stabiliai auk\u0161toje temperat\u016broje, o kitos med\u017eiagos, pavyzd\u017eiui, ner\u016bdijantis plienas, did\u0117jant temperat\u016brai ple\u010diasi. Silicio karbido \u0161iluminio pl\u0117timosi koeficientas yra dvigubai ma\u017eesnis nei ner\u016bdijan\u010diojo plieno.<\/p>\n
Tai ideali med\u017eiaga duj\u0173 sandarinimo \u017eiedams, mechaniniams sandarikliams, guoli\u0173 dalims, naudojamoms naftos chemijos ir kosmoso pramon\u0117je, nes yra atspari korozijai, oksidacijai, cheminiam dilimui ir terminiam sm\u016bgiui.<\/p>\n
Sukepintas silicio karbidas (SSiC) pasi\u017eymi ypatingu kietumu ir dideliu tamprumo moduliu, tod\u0117l gali patikimai sugerti sm\u016bgio energij\u0105 ir, palyginti su metaliniais komponentais, u\u017etikrina balistin\u0119 apsaug\u0105 ir gerokai suma\u017eina svor\u012f.<\/p>","protected":false},"excerpt":{"rendered":"
Silicon carbide ceramic is one of the hardest and strongest engineering materials available, finding widespread application across automotive, mechanical and […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[5],"tags":[],"class_list":["post-78","post","type-post","status-publish","format-standard","hentry","category-product-related"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/posts\/78","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/comments?post=78"}],"version-history":[{"count":1,"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/posts\/78\/revisions"}],"predecessor-version":[{"id":79,"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/posts\/78\/revisions\/79"}],"wp:attachment":[{"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/media?parent=78"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/categories?post=78"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/tags?post=78"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}