Karbid k\u0159em\u00edku je tvrd\u00fd a pevn\u00fd materi\u00e1l, kter\u00fd se b\u011b\u017en\u011b pou\u017e\u00edv\u00e1 v pr\u016fmyslov\u00fdch a stroj\u00edrensk\u00fdch aplikac\u00edch. V tomto \u010dl\u00e1nku se budeme v\u011bnovat v\u0161emu, co pot\u0159ebujete v\u011bd\u011bt o tomto univerz\u00e1ln\u00edm materi\u00e1lu - jeho slo\u017een\u00ed, v\u00fdrobn\u00edm proces\u016fm a aplikac\u00edm pou\u017eit\u00ed.<\/p>\n
Tvrdost umo\u017e\u0148uje t\u011bmto desk\u00e1m poskytovat ochranu p\u0159ed r\u016fzn\u00fdmi hrozbami, jako jsou kulky a panc\u00e9\u0159ov\u00e9 st\u0159ely, a z\u00e1rove\u0148 zaji\u0161\u0165uje v\u00fdjime\u010dnou chemickou odolnost.<\/p>\n
Karbid k\u0159em\u00edku (SiC) je jedn\u00edm z nejtvrd\u0161\u00edch dostupn\u00fdch materi\u00e1l\u016f, hned po diamantu. D\u00edky t\u00e9to extr\u00e9mn\u00ed tvrdosti je SiC ide\u00e1ln\u00ed pro panc\u00e9\u0159ov\u00e9 desky, \u0159ezn\u00e9 n\u00e1stroje a sou\u010d\u00e1sti odoln\u00e9 proti opot\u0159eben\u00ed a m\u016f\u017ee se pochlubit skv\u011bl\u00fdmi mechanick\u00fdmi vlastnostmi v\u010detn\u011b lomov\u00e9 hou\u017eevnatosti, Youngova modulu a pevnosti v ohybu.<\/p>\n
Desky SiC jsou ned\u00edlnou sou\u010d\u00e1st\u00ed panc\u00ed\u0159\u016f a panc\u00e9\u0159ov\u00fdch syst\u00e9m\u016f vozidel pro balistick\u00e9 aplikace a poskytuj\u00ed ochranu p\u0159ed r\u016fzn\u00fdmi typy st\u0159el, od pistolov\u00fdch st\u0159el a\u017e po st\u0159epiny o vysok\u00e9 rychlosti. Jejich lehk\u00e1 konstrukce umo\u017e\u0148uje v\u011bt\u0161\u00ed mobilitu a pohodl\u00ed u\u017eivatel\u016f a z\u00e1rove\u0148 sni\u017euje zat\u00ed\u017een\u00ed vozidla.<\/p>\n
karbid k\u0159em\u00edku je d\u00edky sv\u00fdm jedine\u010dn\u00fdm vlastnostem vynikaj\u00edc\u00ed volbou pro vojensk\u00e9 a donucovac\u00ed aplikace, v\u010detn\u011b panc\u00e9\u0159ov\u00e1n\u00ed karoseri\u00ed a vozidel. Dok\u00e1\u017ee odolat n\u00e1raz\u016fm st\u0159el a panc\u00e9\u0159ov\u00fdch st\u0159el s v\u00fdraznou penetrac\u00ed; nav\u00edc chr\u00e1n\u00ed p\u0159ed vysokorychlostn\u00edmi st\u0159epinami i chemick\u00fdmi hrozbami.<\/p>\n
Spole\u010dnost GAB Neumann nab\u00edz\u00ed v\u00fdrobky z karbidu k\u0159em\u00edku pro technologick\u00e1 za\u0159\u00edzen\u00ed a balistickou ochranu, p\u0159i\u010dem\u017e vyu\u017e\u00edv\u00e1 slo\u017eit\u00fd v\u00fdrobn\u00ed proces sest\u00e1vaj\u00edc\u00ed z p\u0159\u00edpravy pr\u00e1\u0161ku a m\u00edch\u00e1n\u00ed s pojivy, vytla\u010dov\u00e1n\u00ed nebo tvarov\u00e1n\u00ed izostatick\u00fdm lisov\u00e1n\u00edm za studena, obr\u00e1b\u011bn\u00ed a nakonec sp\u00e9k\u00e1n\u00ed za vysok\u00fdch teplot a tlaku. Vyroben\u00fd vysoce v\u00fdkonn\u00fd materi\u00e1l je srovnateln\u00fd s karbidem b\u00f3ru, pokud jde o hustotu, tvrdost a balistick\u00e9 schopnosti, ale p\u0159i ni\u017e\u0161\u00edch v\u00fdrobn\u00edch n\u00e1kladech; d\u00edky tomu je v t\u011bchto aplikac\u00edch lep\u0161\u00ed alternativou ne\u017e keramika oxidu hlinit\u00e9ho.<\/p>\n
Desky z karbidu k\u0159em\u00edku se vyzna\u010duj\u00ed vysokou tepelnou vodivost\u00ed a mohou se rychle zah\u0159\u00edvat nebo ochlazovat, tak\u017ee jsou vhodn\u00e9 pro aplikace, kde rychle kol\u00edsaj\u00ed teploty, jako jsou pece nebo jin\u00e1 prost\u0159ed\u00ed pro tepeln\u00e9 zpracov\u00e1n\u00ed. Krom\u011b toho se tento materi\u00e1l m\u016f\u017ee pochlubit n\u00edzkou tepelnou rozta\u017enost\u00ed, d\u00edky n\u00ed\u017e je stabiln\u00ed i v prost\u0159ed\u00ed, kde doch\u00e1z\u00ed k rychl\u00fdm teplotn\u00edm zm\u011bn\u00e1m.<\/p>\n
SiC je v\u00fdjime\u010dn\u011b tvrd\u00fd, pevn\u00fd a chemicky inertn\u00ed materi\u00e1l, d\u00edky \u010demu\u017e je vysoce odoln\u00fd proti korozi v drsn\u00e9m prost\u0159ed\u00ed - ide\u00e1ln\u00ed pro pr\u016fmyslov\u00e9 procesy, p\u0159i nich\u017e se pou\u017e\u00edvaj\u00ed chemik\u00e1lie nebo jin\u00e9 korozivn\u00ed l\u00e1tky. Odolnost SiC proti mechanick\u00e9mu po\u0161kozen\u00ed nav\u00edc znamen\u00e1, \u017ee odol\u00e1v\u00e1 vysok\u00e9mu nam\u00e1h\u00e1n\u00ed, ani\u017e by se po\u0161kodil nebo zdeformoval.<\/p>\n
Chemick\u00e1 odolnost SiC je v\u00fdhodn\u00e1 i pro high-tech aplikace, v\u010detn\u011b zrcadel vesm\u00edrn\u00fdch teleskop\u016f. D\u00edky sv\u00e9 schopnosti odol\u00e1vat extr\u00e9mn\u011b vysok\u00fdm teplot\u00e1m p\u0159i zachov\u00e1n\u00ed celistvosti je SiC ide\u00e1ln\u00ed volbou materi\u00e1lu pro tato zrcadla, tak\u017ee astronomick\u00e9 teleskopy s vysokou \u00farovn\u00ed tepla jsou pro zrcadla vyroben\u00e1 z SiC vynikaj\u00edc\u00ed volbou. Tak\u00e9 urychlova\u010de \u010d\u00e1stic \u010dasto vyu\u017e\u00edvaj\u00ed tento materi\u00e1l d\u00edky jeho schopnosti sn\u00e1\u0161et vysok\u00e9 teploty i nap\u011bt\u00ed, ani\u017e by se roztavil nebo naru\u0161il jejich v\u00fdkon.<\/p>\n
Karbid k\u0159em\u00edku se vyr\u00e1b\u00ed v r\u016fzn\u00fdch form\u00e1ch a m\u00e1 jedine\u010dn\u00e9 vlastnosti. Nej\u010dast\u011bji se setk\u00e1v\u00e1me s karbidem k\u0159em\u00edku alfa (a-SiC) s hexagon\u00e1ln\u00ed krystalovou strukturou podobnou wurtzitu; tato forma se \u0161iroce pou\u017e\u00edv\u00e1 v pr\u016fmyslov\u00fdch aplikac\u00edch. Karbid k\u0159em\u00edku beta (b-SiC) s krystalovou strukturou zinek blende, d\u00edky n\u00ed\u017e je m\u00e9n\u011b k\u0159ehk\u00fd ne\u017e jeho alfa verze, m\u00e1 m\u00e9n\u011b aplikac\u00ed, ale z\u016fst\u00e1v\u00e1 ekonomickou volbou.<\/p>\n
Karbid k\u0159em\u00edku nab\u00edz\u00ed v\u00fdjime\u010dnou odolnost v\u016f\u010di vysok\u00fdm teplot\u00e1m, co\u017e je nepostradateln\u00e1 vlastnost v mnoha pr\u016fmyslov\u00fdch aplikac\u00edch. Tento keramick\u00fd materi\u00e1l se vyr\u00e1b\u00ed sp\u00e9k\u00e1n\u00edm pr\u00e1\u0161ku SiC za extr\u00e9mn\u00edho tlaku a tepla a v\u00fdsledkem je extr\u00e9mn\u011b hust\u00fd v\u00fdrobek, kter\u00fd si zachov\u00e1v\u00e1 mechanickou pevnost i p\u0159i zv\u00fd\u0161en\u00fdch teplot\u00e1ch. D\u00edky sv\u00e9 schopnosti odol\u00e1vat tepeln\u00fdm \u0161ok\u016fm a chemick\u00e9 degradaci v n\u00e1ro\u010dn\u00fdch podm\u00ednk\u00e1ch je karbid k\u0159em\u00edku vynikaj\u00edc\u00ed volbou pro panc\u00e9\u0159ovou ochranu, \u0159ezn\u00e9 n\u00e1stroje, sou\u010d\u00e1sti odoln\u00e9 proti opot\u0159eben\u00ed a sou\u010d\u00e1sti odoln\u00e9 proti opot\u0159eben\u00ed obecn\u011b.<\/p>\n
Karbid k\u0159em\u00edku se od ostatn\u00edch keramick\u00fdch materi\u00e1l\u016f li\u0161\u00ed velmi n\u00edzkou tepelnou rozta\u017enost\u00ed a odolnost\u00ed proti korozi kysel\u00fdmi l\u00e1tkami, tak\u017ee je vhodn\u00fd pro aplikace v chemick\u00e9m pr\u016fmyslu, kde by materi\u00e1ly mohly p\u0159ij\u00edt do styku s kyselinami, abrazivy nebo jin\u00fdmi agresivn\u00edmi chemik\u00e1liemi. Desky z karbidu k\u0159em\u00edku maj\u00ed tak\u00e9 vynikaj\u00edc\u00ed elektrick\u00e9 vlastnosti, tak\u017ee jsou vhodn\u00e9 pro polovodi\u010dov\u00e9 substr\u00e1ty nebo elektronick\u00e9 sou\u010d\u00e1stky.<\/p>\n
Desky z karbidu k\u0159em\u00edku se vyr\u00e1b\u011bj\u00ed v n\u011bkolika kroc\u00edch, od p\u0159\u00edpravy pr\u00e1\u0161ku a m\u00edch\u00e1n\u00ed s pojivy, tvarov\u00e1n\u00ed, sp\u00e9k\u00e1n\u00ed a brou\u0161en\u00ed\/le\u0161t\u011bn\u00ed a\u017e po balen\u00ed fin\u00e1ln\u00edho v\u00fdrobku do karton\u016f\/d\u0159ev\u011bn\u00fdch krabic nebo na m\u00edru podle specifikac\u00ed z\u00e1kazn\u00edka. Desky z karbidu k\u0159em\u00edku maj\u00ed \u010detn\u00e9 vyu\u017eit\u00ed, v\u010detn\u011b \u0159ezac\u00edch\/brousic\u00edch kol\/kotou\u010d\u016f r\u016fzn\u00fdch typ\u016f\/stup\u0148\u016f\/velikost\u00ed nebo brusn\u00fdch kotou\u010d\u016f z nich vyroben\u00fdch; \u017e\u00e1ruvzdorn\u00e9 oblo\u017een\u00ed kulov\u00fdch ml\u00fdn\u016f, jako\u017e i tryskac\u00ed trysky\/\u010d\u00e1sti cyklon\u016f, kter\u00e9 pot\u0159ebuj\u00ed odolnost proti erozi, to jsou jen n\u011bkter\u00e9 p\u0159\u00edklady pou\u017eit\u00ed\/aplikac\u00ed\/aplikac\u00ed, kde lze nal\u00e9zt desky\/pl\u00e1ty\/bari\u00e9ry z karbidu k\u0159em\u00edku.<\/p>\n
Karbid k\u0159em\u00edku je vysoce odoln\u00fd v\u016f\u010di chemik\u00e1li\u00edm a nevykazuje \u017e\u00e1dn\u00e9 zm\u011bny chov\u00e1n\u00ed ani v p\u0159\u00edtomnosti siln\u00fdch kyselin a z\u00e1sad, tak\u017ee je vhodn\u00fd do prost\u0159ed\u00ed s plyny nebo kapalinami zp\u016fsobuj\u00edc\u00edmi korozi. Krom\u011b toho se m\u016f\u017ee pochlubit vynikaj\u00edc\u00edmi vlastnostmi odolnosti proti tepeln\u00fdm \u0161ok\u016fm, p\u0159i\u010dem\u017e z\u016fst\u00e1v\u00e1 rozm\u011brov\u011b stabiln\u00ed i p\u0159i zv\u00fd\u0161en\u00fdch teplot\u00e1ch.<\/p>\n
Chemick\u00e1 stabilita karbidu k\u0159em\u00edku umo\u017e\u0148uje jeho pou\u017eit\u00ed jako brusn\u00e9ho materi\u00e1lu v \u0159ezn\u00fdch n\u00e1stroj\u00edch a dal\u0161\u00edch pr\u016fmyslov\u00fdch aplikac\u00edch, p\u0159i\u010dem\u017e tvrdost podle Mohsovy stupnice 9,5 (t\u00e9m\u011b\u0159 stejn\u00e1 jako u diamantu) zaji\u0161\u0165uje vynikaj\u00edc\u00ed brusn\u00e9 vlastnosti a d\u00edky sv\u00fdm lomov\u00fdm vlastnostem je vhodn\u00fd i pro brusn\u00fd pap\u00edr a textiln\u00ed v\u00fdrobky.<\/p>\n
Karborundov\u00e1 keramika se \u010dasto pou\u017e\u00edv\u00e1 v karborundov\u00e9m tisku, co\u017e je forma kol\u00e1\u017eov\u00e9 grafiky. Hlin\u00edkov\u00e1 deska pokryt\u00e1 pastou obsahuj\u00edc\u00ed karborundovou dr\u0165 se um\u00edst\u00ed na v\u00e1lcov\u00fd lis pou\u017e\u00edvan\u00fd pro tisk z hloubky a na jej\u00edm povrchu se vytvo\u0159\u00ed tiskov\u00e9 stopy.<\/p>\n
Desky z karbidu k\u0159em\u00edku jsou d\u00edky sv\u00e9 v\u00fdjime\u010dn\u00e9 tvrdosti, ochran\u011b proti v\u00edce hrozb\u00e1m a odolnosti nepostradatelnou sou\u010d\u00e1st\u00ed modern\u00edch ochrann\u00fdch prost\u0159edk\u016f a brn\u011bn\u00ed. Desky z karbidu SiC lze nal\u00e9zt ve vest\u00e1ch, p\u0159ilb\u00e1ch a dal\u0161\u00edch panc\u00e9\u0159ov\u00fdch syst\u00e9mech, kter\u00e9 nos\u00ed voj\u00e1ci, policist\u00e9 a bezpe\u010dnostn\u00ed pracovn\u00edci; zejm\u00e9na pokud jde o balistick\u00e9 hrozby, jako jsou kulky, st\u0159epiny a panc\u00e9\u0159ov\u00e9 projektily. Lehk\u00e1 povaha pl\u00e1t\u016f SiC nav\u00edc sni\u017euje opot\u0159eben\u00ed a \u00fanavu nositel\u016f.<\/p>","protected":false},"excerpt":{"rendered":"
Everything You Need to Know About Silicon Carbide Plate Silicon carbide plate is a hard, strong material commonly used in […]<\/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":"default","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":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","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-325","post","type-post","status-publish","format-standard","hentry","category-product-related"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/posts\/325","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/comments?post=325"}],"version-history":[{"count":1,"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/posts\/325\/revisions"}],"predecessor-version":[{"id":326,"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/posts\/325\/revisions\/326"}],"wp:attachment":[{"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/media?parent=325"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/categories?post=325"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/tags?post=325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}