{"id":325,"date":"2024-10-07T23:46:02","date_gmt":"2024-10-07T15:46:02","guid":{"rendered":"http:\/\/siliconcarbideceramic.net\/?p=325"},"modified":"2024-10-07T23:46:02","modified_gmt":"2024-10-07T15:46:02","slug":"silicio-karbido-plokste","status":"publish","type":"post","link":"https:\/\/siliconcarbideceramic.net\/lt\/silicon-carbide-plate\/","title":{"rendered":"silicio karbido plok\u0161t\u0117"},"content":{"rendered":"<h1>Viskas, k\u0105 reikia \u017einoti apie silicio karbido plok\u0161t\u0119<\/h1>\n<p>Silicio karbido plok\u0161t\u0117 yra kieta ir tvirta med\u017eiaga, da\u017enai naudojama pramon\u0117je ir in\u017einerijoje. \u0160iame straipsnyje ap\u017evelgsime visk\u0105, k\u0105 reikia \u017einoti apie \u0161i\u0105 universali\u0105 med\u017eiag\u0105 - jos sud\u0117t\u012f, gamybos procesus ir naudojimo sritis.<\/p>\n<p>Kietumas leid\u017eia \u0161ioms plok\u0161tel\u0117ms apsaugoti nuo \u012fvairi\u0173 gr\u0117smi\u0173, pavyzd\u017eiui, kulk\u0173 ir \u0161arvuot\u0173 kulk\u0173, kartu u\u017etikrinant i\u0161skirtin\u012f atsparum\u0105 chemin\u0117ms med\u017eiagoms.<\/p>\n<h2>Kietumas<\/h2>\n<p>Silicio karbidas (SiC) yra viena kie\u010diausi\u0173 med\u017eiag\u0173, nusileid\u017eianti tik deimantui. D\u0117l \u0161io ypatingo kietumo SiC idealiai tinka \u0161arvo plok\u0161t\u0117ms, pjovimo \u012frankiams ir dilimui atspariems komponentams gaminti, taip pat pasi\u017eymi puikiomis mechanin\u0117mis savyb\u0117mis, \u012fskaitant atsparum\u0105 l\u016b\u017eiams, Youngo modul\u012f ir lenkiam\u0105j\u012f stipr\u012f.<\/p>\n<p>SiC plok\u0161t\u0117s yra neatskiriama balistini\u0173 \u0161arv\u0173 ir transporto priemoni\u0173 \u0161arv\u0173 sistem\u0173 sudedamoji dalis, u\u017etikrinanti apsaug\u0105 nuo \u012fvairi\u0173 tip\u0173 sviedini\u0173 - nuo pistoleto kulk\u0173 iki didelio grei\u010dio fragment\u0173. Lengva j\u0173 konstrukcija leid\u017eia naudotojams geriau jud\u0117ti ir jaustis patogiau, o transporto priemoni\u0173 apkrovos na\u0161ta yra ma\u017eesn\u0117.<\/p>\n<p>Silicio karbidas d\u0117l savo unikali\u0173 savybi\u0173 yra puikus pasirinkimas karin\u0117ms ir teis\u0117saugos reikm\u0117ms, \u012fskaitant k\u0117bulo ir transporto priemoni\u0173 \u0161arvuot\u0117s panaudojim\u0105. Jis gali atlaikyti kulk\u0173 ir \u0161arvuo\u010di\u0173 sm\u016bgius su dideliu skvarbumu; be to, jis apsaugo nuo didelio grei\u010dio nuolau\u017e\u0173 ir chemini\u0173 pavoj\u0173.<\/p>\n<p>\"GAB Neumann\" si\u016blo silicio karbido gaminius, skirtus technologinei \u012frangai ir balistinei apsaugai, naudojant sud\u0117ting\u0105 gamybos proces\u0105, kur\u012f sudaro milteli\u0173 paruo\u0161imas ir mai\u0161ymas su ri\u0161ikliais, ekstruzijos arba \u0161altojo izostatinio presavimo formavimas, apdirbimas ir galiausiai sukepinimas auk\u0161toje temperat\u016broje esant sl\u0117giui. Pagaminta auk\u0161tos kokyb\u0117s med\u017eiaga pagal tank\u012f, kietum\u0105 ir balistines savybes prilygsta boro karbidui, ta\u010diau jos gamybos s\u0105naudos yra ma\u017eesn\u0117s, tod\u0117l \u0161i med\u017eiaga yra prana\u0161esn\u0117 u\u017e aliuminio oksido keramik\u0105.<\/p>\n<h2>\u0160ilumos laidumas<\/h2>\n<p>Silicio karbido plok\u0161tel\u0117s pasi\u017eymi dideliu \u0161ilumos laidumu ir gali greitai \u012fkaisti arba atv\u0117sti, tod\u0117l tinka naudoti ten, kur greitai svyruoja temperat\u016bra, pavyzd\u017eiui, krosnyse ar kitose terminio apdorojimo aplinkose. Be to, \u0161i med\u017eiaga pasi\u017eymi ma\u017eais \u0161iluminio pl\u0117timosi rodikliais, tod\u0117l ji yra stabili net ir aplinkoje, kurioje vyksta greiti temperat\u016bros poky\u010diai.<\/p>\n<p>SiC yra itin kieta, tvirta, chemi\u0161kai inerti\u0161ka med\u017eiaga, tod\u0117l ji labai atspari korozijai at\u0161iaurioje aplinkoje - idealiai tinka pramoniniuose procesuose, kuriuose naudojamos chemin\u0117s ar kitos korozij\u0105 sukelian\u010dios med\u017eiagos. Be to, SiC atsparumas mechaniniams pa\u017eeidimams rei\u0161kia, kad jis gali atlaikyti dideles apkrovas, nesugadindamas ir nesideformuodamas.<\/p>\n<p>SiC atsparumas chemin\u0117ms med\u017eiagoms taip pat naudingas auk\u0161t\u0173j\u0173 technologij\u0173 srityse, \u012fskaitant kosmini\u0173 teleskop\u0173 veidrod\u017eius. D\u0117l savo geb\u0117jimo atlaikyti itin auk\u0161t\u0105 temperat\u016br\u0105 ir i\u0161laikyti vientisum\u0105 SiC yra ideali med\u017eiaga \u0161iems veidrod\u017eiams, tod\u0117l astronominiams teleskopams, kuriuose vyrauja intensyvus kar\u0161tis, puikiai tinka veidrod\u017eiai, pagaminti i\u0161 SiC. \u0160i med\u017eiaga da\u017enai naudojama ir daleli\u0173 greitintuvuose d\u0117l jos geb\u0117jimo atlaikyti auk\u0161t\u0105 temperat\u016br\u0105 ir \u012ftamp\u0105, nei\u0161silydant ir nei\u0161kreipiant j\u0173 veikimo.<\/p>\n<p>Silicio karbidas b\u016bna \u012fvairi\u0173 form\u0173 ir pasi\u017eymi unikaliomis savyb\u0117mis. Da\u017eniausiai sutinkamas alfa silicio karbidas (a-SiC), kurio \u0161e\u0161iakamp\u0117 kristalin\u0117 strukt\u016bra pana\u0161i \u012f Wurtzito; \u0161i forma pla\u010diai naudojama pramon\u0117je. Beta silicio karbidas (b-SiC), kurio cinko blende kristalin\u0117 strukt\u016bra yra ne tokia trapi kaip alfa silicio karbido versijos, naudojamas re\u010diau, ta\u010diau i\u0161lieka ekonomi\u0161kas pasirinkimas.<\/p>\n<h2>Atsparumas auk\u0161toms temperat\u016broms<\/h2>\n<p>Silicio karbido plok\u0161t\u0117s pasi\u017eymi i\u0161skirtiniu atsparumu auk\u0161toms temperat\u016broms, o tai yra b\u016btina savyb\u0117 daugelyje pramon\u0117s sri\u010di\u0173. \u0160i keramin\u0117 med\u017eiaga gaminama sukepinant SiC miltelius ypatingu sl\u0117giu ir kar\u0161\u010diu, tod\u0117l gaunamas itin tankus gaminys, kuris i\u0161laiko savo mechanin\u012f tvirtum\u0105 net esant auk\u0161tai temperat\u016brai. D\u0117l geb\u0117jimo atlaikyti termin\u012f \u0161ok\u0105 ir chemin\u012f irim\u0105 at\u0161iaurioje aplinkoje silicio karbidas yra puikus pasirinkimas \u0161arv\u0173 apsaugai, pjovimo \u012frankiams, dilimui atspariems komponentams ir apskritai dilimui atspariems komponentams.<\/p>\n<p>Silicio karbidas skiriasi nuo kit\u0173 keramini\u0173 med\u017eiag\u0173 tuo, kad pasi\u017eymi labai ma\u017eu \u0161iluminiu pl\u0117timusi ir atsparumu r\u016bg\u0161tini\u0173 med\u017eiag\u0173 korozijai, tod\u0117l tinka naudoti chemijos pramon\u0117je, kur med\u017eiagos gali liestis su r\u016bg\u0161timis, abrazyvais ar kitomis agresyviomis chemin\u0117mis med\u017eiagomis. Silicio karbido plok\u0161t\u0117s taip pat pasi\u017eymi puikiomis elektrin\u0117mis savyb\u0117mis, tod\u0117l tinka puslaidininki\u0173 substratams ar elektroniniams komponentams.<\/p>\n<p>Silicio karbido plok\u0161t\u0117s gaminamos keliais etapais: nuo milteli\u0173 paruo\u0161imo ir mai\u0161ymo su ri\u0161ikliais, formavimo, sukepinimo, \u0161lifavimo ir poliravimo iki galutinio gaminio pakavimo \u012f kartonines ir medines d\u0117\u017ees arba pagal kliento specifikacijas. Silicio karbido plok\u0161tel\u0117s turi daugyb\u0119 pritaikymo sri\u010di\u0173, \u012fskaitant \u012fvairi\u0173 tip\u0173\/r\u016b\u0161i\u0173\/matmen\u0173\/matmen\u0173 pjovimo\/\u0161lifavimo ratus\/ ratukus arba i\u0161 j\u0173 pagamintus \u0161lifavimo diskus; kar\u0161\u010diui atsparus rutulini\u0173 mal\u016bn\u0173 pamu\u0161alas, taip pat \u0161ratasvyd\u017eio antgaliai\/ciklono komponentai, kuriems reikia atsparumo erozijai - tai tik keli silicio karbido plok\u0161teli\u0173\/ lak\u0161t\u0173\/barjer\u0173 panaudojimo\/pritaikymo\/pritaikymo sri\u010di\u0173 pavyzd\u017eiai.<\/p>\n<h2>Atsparumas chemin\u0117ms med\u017eiagoms<\/h2>\n<p>Silicio karbidas yra labai atsparus chemin\u0117ms med\u017eiagoms, jo savyb\u0117s nepakinta net veikiant stiprioms r\u016bg\u0161tims ir \u0161armams, tod\u0117l jis tinka naudoti aplinkoje, kurioje yra korozij\u0105 sukelian\u010di\u0173 duj\u0173 ar skys\u010di\u0173. Be to, jis pasi\u017eymi puikiomis atsparumo terminiams sm\u016bgiams savyb\u0117mis, o jo matmenys i\u0161lieka stabil\u016bs esant auk\u0161tai temperat\u016brai.<\/p>\n<p>Silicio karbido cheminis stabilumas leid\u017eia j\u012f naudoti kaip abrazyvin\u0119 med\u017eiag\u0105 pjovimo \u012frankiuose ir kitose pramon\u0117s srityse, o Moho kietumas yra 9,5 (beveik prilygsta deimantui), tod\u0117l jis pasi\u017eymi puikiomis \u0161lifavimo savyb\u0117mis, o jo l\u016b\u017eio savyb\u0117s leid\u017eia j\u012f naudoti ir abrazyvinio popieriaus bei audini\u0173 gaminiuose.<\/p>\n<p>Karborundo keramika da\u017enai naudojama karborundo spaudai - kolia\u017ein\u0117s spaudos formai. Padengta pasta su karborundo gr\u016bdeliais, aliuminio plok\u0161t\u0117 dedama ant giliaspaudei naudojamo ritininio preso, kad jos pavir\u0161iuje atsirast\u0173 atspaudai.<\/p>\n<p>Silicio karbido plok\u0161tel\u0117s d\u0117l savo i\u0161skirtinio kietumo, apsaugos nuo \u012fvairi\u0173 gr\u0117smi\u0173 ir patvarumo yra nepakei\u010diama \u0161iuolaikini\u0173 apsaugini\u0173 priemoni\u0173 ir \u0161arv\u0173 sudedamoji dalis. Silicio karbido plok\u0161teli\u0173 galima rasti liemen\u0117se, \u0161almuose ir kitose \u0161arvin\u0117se sistemose, kurias d\u0117vi kari\u0161kiai, teis\u0117saugos pareig\u016bnai ir apsaugos darbuotojai; ypa\u010d kai kalbama apie balistines gr\u0117smes, tokias kaip kulkos, \u0161rapneliai ir \u0161arvuoti sviediniai. Be to, SiC plok\u0161teli\u0173 lengvumas ma\u017eina d\u0117vintiesiems tenkant\u012f d\u0117v\u0117jim\u0105si ir nuovarg\u012f.<\/p>","protected":false},"excerpt":{"rendered":"<p>Everything You Need to Know About Silicon Carbide Plate Silicon carbide plate is a hard, strong material commonly used in [&hellip;]<\/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\/lt\/wp-json\/wp\/v2\/posts\/325","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=325"}],"version-history":[{"count":1,"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/posts\/325\/revisions"}],"predecessor-version":[{"id":326,"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/posts\/325\/revisions\/326"}],"wp:attachment":[{"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/media?parent=325"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/categories?post=325"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/lt\/wp-json\/wp\/v2\/tags?post=325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}