Doska z karbidu krem\u00edka je tvrd\u00fd a pevn\u00fd materi\u00e1l, ktor\u00fd sa be\u017ene pou\u017e\u00edva v priemyseln\u00fdch a stroj\u00e1rskych aplik\u00e1ci\u00e1ch. V tomto \u010dl\u00e1nku sa budeme venova\u0165 v\u0161etk\u00e9mu, \u010do potrebujete vedie\u0165 o tomto univerz\u00e1lnom materi\u00e1li - jeho zlo\u017eeniu, v\u00fdrobn\u00fdm procesom a aplik\u00e1ci\u00e1m pou\u017eitia.<\/p>\n
Tvrdos\u0165 umo\u017e\u0148uje, aby tieto dosky poskytovali ochranu pred viacer\u00fdmi hrozbami, ako s\u00fa gu\u013eky a pancierov\u00e9 strely, a z\u00e1rove\u0148 poskytovali v\u00fdnimo\u010dn\u00fa chemick\u00fa odolnos\u0165.<\/p>\n
Karbid krem\u00edka (SiC) je jeden z najtvrd\u0161\u00edch dostupn\u00fdch materi\u00e1lov, druh\u00fd po diamante. V\u010faka tejto extr\u00e9mnej tvrdosti je SiC ide\u00e1lny na v\u00fdrobu pancierov\u00fdch dosiek, rezn\u00fdch n\u00e1strojov a komponentov odoln\u00fdch proti opotrebovaniu a m\u00f4\u017ee sa pochv\u00e1li\u0165 skvel\u00fdmi mechanick\u00fdmi vlastnos\u0165ami vr\u00e1tane lomovej h\u00fa\u017eevnatosti, Youngovho modulu a pevnosti v ohybe.<\/p>\n
SiC dosky s\u00fa neoddelite\u013enou s\u00fa\u010das\u0165ou pancierov a pancierov\u00fdch syst\u00e9mov vozidiel na balistick\u00e9 aplik\u00e1cie, ktor\u00e9 poskytuj\u00fa ochranu pred r\u00f4znymi typmi projektilov, od pi\u0161to\u013eov\u00fdch guliek a\u017e po vysokor\u00fdchlostn\u00e9 strely. Ich \u013eahk\u00e1 kon\u0161trukcia umo\u017e\u0148uje v\u00e4\u010d\u0161iu mobilitu a pohodlie pou\u017e\u00edvate\u013eov a z\u00e1rove\u0148 od\u013eah\u010duje za\u0165a\u017eenie vozidla.<\/p>\n
Jedine\u010dn\u00e9 vlastnosti karbidu krem\u00edka z neho robia vynikaj\u00facu vo\u013ebu pre vojensk\u00e9 aplik\u00e1cie a aplik\u00e1cie na presadzovanie pr\u00e1va vr\u00e1tane aplik\u00e1ci\u00ed na pancierovanie karos\u00e9ri\u00ed a vozidiel. Dok\u00e1\u017ee odol\u00e1va\u0165 n\u00e1razom guliek a pancierov\u00fdch n\u00e1bojov s v\u00fdraznou penetr\u00e1ciou; navy\u0161e chr\u00e1ni pred vysokor\u00fdchlostn\u00fdmi \u00falomkami, ako aj chemick\u00fdmi hrozbami.<\/p>\n
Spolo\u010dnos\u0165 GAB Neumann pon\u00faka v\u00fdrobky z karbidu krem\u00edka pre technologick\u00e9 zariadenia a balistick\u00fa ochranu, pri\u010dom vyu\u017e\u00edva zlo\u017eit\u00fd v\u00fdrobn\u00fd proces pozost\u00e1vaj\u00faci z pr\u00edpravy pr\u00e1\u0161ku a mie\u0161ania so spojivami, vytl\u00e1\u010dania alebo tvarovania izostatick\u00fdm lisovan\u00edm za studena, obr\u00e1bania a nakoniec spekania pri vysok\u00fdch teplot\u00e1ch a tlaku. Vyroben\u00fd vysoko v\u00fdkonn\u00fd materi\u00e1l je porovnate\u013en\u00fd s karbidom b\u00f3ru, pokia\u013e ide o hustotu, tvrdos\u0165 a balistick\u00e9 schopnosti, ale pri ni\u017e\u0161\u00edch v\u00fdrobn\u00fdch n\u00e1kladoch; v t\u00fdchto aplik\u00e1ci\u00e1ch je lep\u0161ou alternat\u00edvou ako keramika oxidu hlinit\u00e9ho.<\/p>\n
Dosky z karbidu krem\u00edka sa vyzna\u010duj\u00fa vysokou tepelnou vodivos\u0165ou a dok\u00e1\u017eu sa r\u00fdchlo zahria\u0165 alebo ochladi\u0165, v\u010faka \u010domu s\u00fa vhodn\u00e9 na aplik\u00e1cie, kde sa r\u00fdchlo men\u00ed teplota, napr\u00edklad v peciach alebo in\u00fdch prostrediach tepeln\u00e9ho spracovania. Okrem toho sa tento materi\u00e1l m\u00f4\u017ee pochv\u00e1li\u0165 n\u00edzkou tepelnou roz\u0165a\u017enos\u0165ou, v\u010faka ktorej je stabiln\u00fd aj v prostrediach, v ktor\u00fdch doch\u00e1dza k r\u00fdchlym zmen\u00e1m teploty.<\/p>\n
SiC je v\u00fdnimo\u010dne tvrd\u00fd, pevn\u00fd a chemicky inertn\u00fd materi\u00e1l, v\u010faka \u010domu je vysoko odoln\u00fd vo\u010di kor\u00f3zii v n\u00e1ro\u010dn\u00fdch podmienkach - ide\u00e1lny pre priemyseln\u00e9 procesy, v ktor\u00fdch sa pou\u017e\u00edvaj\u00fa chemik\u00e1lie alebo in\u00e9 koroz\u00edvne l\u00e1tky. Okrem toho odolnos\u0165 SiC vo\u010di mechanick\u00e9mu po\u0161kodeniu znamen\u00e1, \u017ee odol\u00e1va vysok\u00fdm \u00farovniam nam\u00e1hania bez toho, aby sa po\u0161kodil alebo zdeformoval.<\/p>\n
Chemick\u00e1 odolnos\u0165 SiC je v\u00fdhodn\u00e1 aj pre high-tech aplik\u00e1cie vr\u00e1tane zrkadiel vesm\u00edrnych teleskopov. V\u010faka svojej schopnosti odol\u00e1va\u0165 extr\u00e9mne vysok\u00fdm teplot\u00e1m pri zachovan\u00ed celistvosti je SiC ide\u00e1lnou vo\u013ebou materi\u00e1lu pre tieto zrkadl\u00e1, tak\u017ee astronomick\u00e9 teleskopy s vysokou \u00farov\u0148ou tepla s\u00fa pre zrkadl\u00e1 vyroben\u00e9 zo SiC vynikaj\u00facou vo\u013ebou. Tento materi\u00e1l sa \u010dasto vyu\u017e\u00edva aj v ur\u00fdch\u013eova\u010doch \u010dast\u00edc v\u010faka jeho schopnosti odol\u00e1va\u0165 vysok\u00fdm teplot\u00e1m a nap\u00e4tiu bez toho, aby sa roztavil alebo naru\u0161il ich v\u00fdkon.<\/p>\n
Karbid krem\u00edka sa dod\u00e1va v r\u00f4znych form\u00e1ch a m\u00e1 jedine\u010dn\u00e9 vlastnosti. Naj\u010dastej\u0161ie sa vyskytuje alfa karbid krem\u00edka (a-SiC) s hexagon\u00e1lnou kry\u0161t\u00e1lovou \u0161trukt\u00farou podobnou wurtzitu; t\u00e1to forma sa \u0161iroko pou\u017e\u00edva v priemyseln\u00fdch aplik\u00e1ci\u00e1ch. Karbid krem\u00edka beta (b-SiC) s kry\u0161t\u00e1lovou \u0161trukt\u00farou zinku blende, v\u010faka ktorej je menej krehk\u00fd ako jeho alfa verzia, m\u00e1 menej aplik\u00e1ci\u00ed, ale zost\u00e1va ekonomickou vo\u013ebou.<\/p>\n
Doska z karbidu krem\u00edka pon\u00faka v\u00fdnimo\u010dn\u00fa odolnos\u0165 vo\u010di vysok\u00fdm teplot\u00e1m, \u010do je nepostr\u00e1date\u013en\u00e1 vlastnos\u0165 v mnoh\u00fdch priemyseln\u00fdch aplik\u00e1ci\u00e1ch. Tento keramick\u00fd materi\u00e1l sa vyr\u00e1ba spekan\u00edm pr\u00e1\u0161ku SiC pod extr\u00e9mnym tlakom a teplom, \u010d\u00edm vznik\u00e1 mimoriadne hust\u00fd v\u00fdrobok, ktor\u00fd si zachov\u00e1va mechanick\u00fa pevnos\u0165 aj pri zv\u00fd\u0161en\u00fdch teplot\u00e1ch. V\u010faka svojej schopnosti odol\u00e1va\u0165 tepeln\u00fdm \u0161okom a chemickej degrad\u00e1cii v n\u00e1ro\u010dn\u00fdch podmienkach je karbid krem\u00edka vynikaj\u00facou vo\u013ebou pre pancierov\u00fa ochranu, rezn\u00e9 n\u00e1stroje, s\u00fa\u010diastky odoln\u00e9 vo\u010di opotrebovaniu a s\u00fa\u010diastky odoln\u00e9 vo\u010di opotrebovaniu v\u0161eobecne.<\/p>\n
Karbid krem\u00edka sa od ostatn\u00fdch keramick\u00fdch materi\u00e1lov l\u00ed\u0161i ve\u013emi n\u00edzkou tepelnou roz\u0165a\u017enos\u0165ou a odolnos\u0165ou vo\u010di kor\u00f3zii sp\u00f4sobenej kysl\u00fdmi l\u00e1tkami, v\u010faka \u010domu je vhodn\u00fd na aplik\u00e1cie v chemickom spracovan\u00ed, kde by materi\u00e1ly mohli pr\u00eds\u0165 do kontaktu s kyselinami, abraz\u00edvami alebo in\u00fdmi agres\u00edvnymi chemik\u00e1liami. Dosky z karbidu krem\u00edka maj\u00fa aj vynikaj\u00face elektrick\u00e9 vlastnosti, v\u010faka \u010domu s\u00fa vhodn\u00e9 na v\u00fdrobu polovodi\u010dov\u00fdch substr\u00e1tov alebo elektronick\u00fdch s\u00fa\u010diastok.<\/p>\n
Dosky z karbidu krem\u00edka sa vyr\u00e1baj\u00fa v nieko\u013ek\u00fdch krokoch, od pr\u00edpravy pr\u00e1\u0161ku a mie\u0161ania so spojivami, tvarovania, spekania a br\u00fasenia\/le\u0161tenia a\u017e po balenie kone\u010dn\u00e9ho v\u00fdrobku do kart\u00f3nov\/dreven\u00fdch krab\u00edc alebo na mieru pod\u013ea \u0161pecifik\u00e1ci\u00ed z\u00e1kazn\u00edka. Dosky z karbidu krem\u00edka maj\u00fa mno\u017estvo aplik\u00e1ci\u00ed vr\u00e1tane rezn\u00fdch\/br\u00fasnych kolies\/kot\u00fa\u010dov r\u00f4znych typov\/tried\/ve\u013ekost\u00ed alebo br\u00fasnych kot\u00fa\u010dov z nich vyroben\u00fdch; \u017eiaruvzdorn\u00e9 oblo\u017eenie gu\u013eov\u00fdch mlynov, ako aj tryskacie d\u00fdzy\/komponenty cykl\u00f3nov, ktor\u00e9 potrebuj\u00fa odolnos\u0165 vo\u010di er\u00f3zii, s\u00fa len niektor\u00e9 pr\u00edklady pou\u017eitia\/aplik\u00e1ci\u00ed\/aplik\u00e1ci\u00ed, kde mo\u017eno n\u00e1js\u0165 dosky\/listiny\/bari\u00e9ry z karbidu krem\u00edka.<\/p>\n
Karbid krem\u00edka je vysoko odoln\u00fd vo\u010di chemik\u00e1li\u00e1m, nevykazuje \u017eiadne zmeny v spr\u00e1van\u00ed ani v pr\u00edtomnosti siln\u00fdch kysel\u00edn a z\u00e1sad, tak\u017ee je vhodn\u00fd do prostredia, v ktorom sa vyskytuj\u00fa plyny alebo kvapaliny sp\u00f4sobuj\u00face kor\u00f3ziu. Okrem toho sa m\u00f4\u017ee pochv\u00e1li\u0165 vynikaj\u00facimi vlastnos\u0165ami odolnosti vo\u010di tepeln\u00fdm \u0161okom, pri\u010dom zost\u00e1va rozmerovo stabiln\u00fd aj pri zv\u00fd\u0161en\u00fdch teplot\u00e1ch.<\/p>\n
Chemick\u00e1 stabilita karbidu krem\u00edka umo\u017e\u0148uje jeho pou\u017eitie ako br\u00fasneho materi\u00e1lu v rezn\u00fdch n\u00e1strojoch a in\u00fdch priemyseln\u00fdch aplik\u00e1ci\u00e1ch, pri\u010dom tvrdos\u0165 pod\u013ea Mohsa je 9,5 (takmer rovnak\u00e1 ako diamant), \u010do zabezpe\u010duje vynikaj\u00face br\u00fasne vlastnosti a jeho lomov\u00e9 vlastnosti ho robia vhodn\u00fdm aj pre br\u00fasny papier a tkaniny.<\/p>\n
Karborundov\u00e1 keramika sa \u010dasto pou\u017e\u00edva v karborundovej tla\u010di, ktor\u00e1 je formou kolografickej tla\u010de. Hlin\u00edkov\u00e1 doska potiahnut\u00e1 pastou obsahuj\u00facou karborundov\u00e9 zrno sa umiestni na valcov\u00fd lis pou\u017e\u00edvan\u00fd na h\u013abkotla\u010d, aby sa na jej povrchu vytvorili tla\u010den\u00e9 stopy.<\/p>\n
Dosky z karbidu krem\u00edka s\u00fa v\u010faka svojej v\u00fdnimo\u010dnej tvrdosti, ochrane pred viacer\u00fdmi hrozbami a odolnosti nepostr\u00e1date\u013enou s\u00fa\u010das\u0165ou modern\u00e9ho ochrann\u00e9ho v\u00fdstroja a v\u00fdzbroje. Dosky SiC mo\u017eno n\u00e1js\u0165 vo vest\u00e1ch, prilb\u00e1ch a in\u00fdch pancierov\u00fdch syst\u00e9moch, ktor\u00e9 nos\u00ed vojensk\u00fd person\u00e1l, pr\u00edslu\u0161n\u00edci org\u00e1nov \u010dinn\u00fdch v trestnom konan\u00ed a bezpe\u010dnostn\u00fd person\u00e1l; najm\u00e4 pokia\u013e ide o balistick\u00e9 hrozby, ako s\u00fa gu\u013eky, \u0161rapnely a pancierov\u00e9 strely. Okrem toho \u013eahk\u00e1 povaha pl\u00e1tov SiC zni\u017euje opotrebovanie a \u00fanavu nosite\u013eov.<\/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\/sk\/wp-json\/wp\/v2\/posts\/325","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbideceramic.net\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbideceramic.net\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/sk\/wp-json\/wp\/v2\/comments?post=325"}],"version-history":[{"count":1,"href":"https:\/\/siliconcarbideceramic.net\/sk\/wp-json\/wp\/v2\/posts\/325\/revisions"}],"predecessor-version":[{"id":326,"href":"https:\/\/siliconcarbideceramic.net\/sk\/wp-json\/wp\/v2\/posts\/325\/revisions\/326"}],"wp:attachment":[{"href":"https:\/\/siliconcarbideceramic.net\/sk\/wp-json\/wp\/v2\/media?parent=325"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/sk\/wp-json\/wp\/v2\/categories?post=325"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/sk\/wp-json\/wp\/v2\/tags?post=325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}