Sil\u012bcija karb\u012bds ir izcils keramikas materi\u0101ls, ko parasti izmanto lietojumiem, kur nepiecie\u0161ama augsta temperat\u016bra, pateicoties t\u0101 iztur\u012bbai, iztur\u012bbai pret koroziju un siltumvad\u012btsp\u0113jai.<\/p>\n
P\u0101rkristaliz\u0113ts sil\u012bcija karb\u012bds tiek ieg\u016bts, izmantojot iztvaic\u0113\u0161anas un koagul\u0101cijas procesus, un tam ir atv\u0113rta porain\u012bba 11%-15%, kas atvieglo kars\u0113\u0161anu ar minim\u0101lu sarau\u0161anos; t\u0101d\u0113j\u0101di tiek nov\u0113rsti daudzi tr\u016bkumi, kas saist\u012bti ar cit\u0101m ra\u017eo\u0161anas metod\u0113m.<\/p>\n
Dabiskais moisan\u012bts ir atrodams tikai nelielos daudzumos meteor\u012btos, korund\u0101 vai kimberl\u012bt\u0101; viss komerci\u0101lais SiC, ko p\u0101rdod vis\u0101 pasaul\u0113, ir sint\u0113tiski ra\u017eots, izmantojot t\u012bru sil\u012bciju un oglekli, kas kaus\u0113ts \u0101rk\u0101rt\u012bgi augst\u0101 temperat\u016br\u0101 ar elektrisko str\u0101vu elektriskaj\u0101 kr\u0101sn\u012b.<\/p>\n
Sil\u012bcija karb\u012bda keramikai ir \u0101rk\u0101rt\u012bgi zems izple\u0161an\u0101s koeficients, t\u0101p\u0113c t\u0101 ir piem\u0113rota temperat\u016bras izmai\u0146\u0101m, neveidojot plaisas un nesal\u016bstot. Turkl\u0101t \u0161im materi\u0101lam piem\u012bt izcila lieces iztur\u012bba un l\u016bzuma iztur\u012bba, kas noz\u012bm\u0113, ka tas sp\u0113j iztur\u0113t spriegumu, kas citiem materi\u0101liem var\u0113tu sagraut.<\/p>\n
Pateicoties RSiC unik\u0101lajai termisko, meh\u0101nisko un \u0137\u012bmisko \u012bpa\u0161\u012bbu kombin\u0101cijai, to izmanto daudz\u0101s nozar\u0113s. To var atrast m\u0113bel\u0113s kr\u0101sn\u012bm un g\u0101zes deg\u013ciem, d\u012bze\u013cdegvielas da\u013ci\u0146u filtros, siltummai\u0146os un termoekr\u0101na vest\u0113s, kur t\u0101 augst\u0101 triecieniztur\u012bba \u013cauj to lieliski izmantot k\u0101 lo\u017eu necaurlaid\u012bgu materi\u0101lu.<\/p>\n
Cement\u0113tie karb\u012bdi (CCE), kas izgatavoti no RSiC kombin\u0101cij\u0101 ar met\u0101liem, nodro\u0161ina liel\u0101ku \u012bpatn\u0113jo stipr\u012bbu un elast\u012bbas moduli nek\u0101 t\u012brs krist\u0101lisks SiC. Saint-Gobain Performance Ceramics & Refractories ra\u017eo Hexoloy, kas ir uzlabots RSiC un alum\u012bnija kompoz\u012bts, ko izmanto vieglu bru\u0146u pl\u0101k\u0161\u0146u ra\u017eo\u0161an\u0101, kas paredz\u0113tas, lai iztur\u0113tu pa\u0161reiz\u0113jos un jaunos ballistiskos draudus.<\/p>\n
P\u0101rkristaliz\u0113ta sil\u012bcija karb\u012bda lielisk\u0101 siltumvad\u012btsp\u0113ja padara to par lielisku ugunsiztur\u012bgu materi\u0101lu, ko var izmantot \u013coti augst\u0101s temperat\u016br\u0101s, ar desmit reizes liel\u0101ku siltumvad\u012btsp\u0113ju nek\u0101 \u0161amota ugunsiztur\u012bgajiem materi\u0101liem, un to var viegli veidot sare\u017e\u0123\u012bt\u0101s form\u0101s. Turkl\u0101t t\u0101 iztur\u012bba pret koroziju un izded\u017eu uzbrukumu padara to \u013coti uzticamu pret izded\u017eu uzbrukumu; turkl\u0101t ar nitr\u012bdu saist\u012btais sil\u012bcija karb\u012bds nodro\u0161ina v\u0113l liel\u0101ku iztur\u012bbu pret termiskiem triecieniem un oksid\u0101ciju nek\u0101 ar oks\u012bdu saist\u012bt\u0101s versijas.<\/p>\n
P\u0101rkristaliz\u0113ts sil\u012bcija karb\u012bds ir nenov\u0113rt\u0113jams materi\u0101ls, ko izmanto progres\u012bv\u0101s tehnolo\u0123ij\u0101s vis\u0101 pasaul\u0113, pateicoties t\u0101 \u012bpa\u0161\u012bbu kombin\u0101cijai. No energoefekt\u012bv\u0101m gaismas diod\u0113m un l\u0101zeriem l\u012bdz pat automobi\u013ciem un kr\u0101sn\u012bm; visur, kur nepiecie\u0161ami augstas veiktsp\u0113jas materi\u0101li. \u0160ajos lietojumos p\u0101rkristaliz\u0113tam sil\u012bcija karb\u012bdam ir galven\u0101 noz\u012bme.<\/p>\n
Duratec p\u0101rkristaliz\u0113t\u0101 sil\u012bcija karb\u012bda sijas Duratec nodro\u0161ina izcilu temperat\u016bras iztur\u012bbu, vieglu svaru, augstu siltumvad\u012btsp\u0113ju, zemu siltuma aizturi un ilgu kalpo\u0161anas laiku. Ar tune\u013ckr\u0101sns, \u0161\u016bpu\u013ckr\u0101sns, dubultrull\u012b\u0161u kr\u0101sns un citu augstas temperat\u016bras kr\u0101sns konstrukcijas atbalsta r\u0101mjiem var iev\u0113rojami palielin\u0101t kvalific\u0113tu izstr\u0101d\u0101jumu apdedzin\u0101\u0161anas \u0101trumu, vienlaikus taupot energoresursus. To var izmantot porcel\u0101na, stikla keramikas, metalur\u0123ijas un ugunsiztur\u012bg\u0101s r\u016bpniec\u012bbas nozares. No t\u0101s var izgatavot ar\u012b dobas sijas, nojumes vai \u012bpa\u0161as formas deta\u013cas. RSiC var lepoties ar sp\u0113ju izliekt vai deform\u0113t, nesal\u016bstot un nezaud\u0113jot formu, un iztur temperat\u016bru l\u012bdz 1620 gr\u0101diem p\u0113c C, nepak\u013caujoties boj\u0101jumiem vai plais\u0101\u0161anai, t\u0101p\u0113c tas ir lieliska izv\u0113le k\u0101 kr\u0101sns m\u0113be\u013cu materi\u0101ls augstsprieguma elektriskajam porcel\u0101nam, sanit\u0101rajam porcel\u0101nam un stikla keramikai.<\/p>\n
P\u0101rkristaliz\u0113ts sil\u012bcija karb\u012bds ir \u0101rk\u0101rt\u012bgi iztur\u012bgs materi\u0101ls ar izcilu iztur\u012bbu pret koroziju, jo t\u0101 krist\u0101lisk\u0101 strukt\u016bra satur pas\u012bv\u0101 oks\u012bda sl\u0101ni, kas aizsarg\u0101 to no sk\u0101b\u0113m, s\u0101rmiem un \u0161\u0137\u012bdin\u0101t\u0101jiem, kuri var \u0137\u012bmiski ietekm\u0113t. T\u0101p\u0113c p\u0101rkristaliz\u0113tais sil\u012bcija karb\u012bds ir lieliska izv\u0113le t\u0101diem lietojumiem k\u0101 naftas att\u012br\u012b\u0161ana un \u0137\u012bmisk\u0101 apstr\u0101de, kas saist\u012bti ar \u0161o vielu iedarb\u012bbu ikdien\u0101.<\/p>\n
P\u0101rkristaliz\u0113tam sil\u012bcija karb\u012bdam piem\u012bt izcilas meh\u0101nisk\u0101s \u012bpa\u0161\u012bbas, k\u0101 ar\u012b \u0101rk\u0101rt\u0113ja karstumiztur\u012bba, kas noz\u012bm\u0113, ka tas var ilgsto\u0161i iztur\u0113t \u013coti augstu temperat\u016bru, nezaud\u0113jot integrit\u0101ti vai strukt\u016bras viengabalain\u012bbu. T\u0101p\u0113c p\u0101rkristaliz\u0113tais sil\u012bcija karb\u012bds ir atrodis pielietojumu kosmosa un milit\u0101raj\u0101s iek\u0101rt\u0101s, piem\u0113ram, ra\u0137et\u0113s, satel\u012btos un ra\u0137et\u0113s, kur t\u0101 karstumiztur\u012bba pal\u012bdz uzlabot veiktsp\u0113ju, vienlaikus paildzinot iek\u0101rtu kalpo\u0161anas laiku. Turkl\u0101t p\u0101rkristaliz\u0113tu sil\u012bcija karb\u012bdu var izmantot ar\u012b transportl\u012bdzek\u013cu sprausl\u0101s un v\u0101rstos, kas iztur t\u0101dus \u0161\u0101vi\u0146us k\u0101 lodes vai ra\u0137etes.<\/p>\n
Hexoloy pied\u0101v\u0101 sa\u0137epin\u0101ta un p\u0101rkristaliz\u0113ta sil\u012bcija karb\u012bda (SSiC un RSiC) izstr\u0101d\u0101jumu sortimentu, kas atbilst prec\u012bz\u0101m specifik\u0101cij\u0101m, piem\u0113ram, da\u017e\u0101diem izm\u0113riem, garumiem un sieni\u0146u biezumiem, kas piem\u0113roti da\u017e\u0101diem ugunsiztur\u012bgiem lietojumiem. Gan sil\u012bcija karb\u012bds, gan sil\u012bcija nitr\u012bds nodro\u0161ina lielisku aizsardz\u012bbu pret ekstr\u0113m\u0101m temperat\u016br\u0101m, abraz\u012bvu vidi, tie\u0161u liesmas iedarb\u012bbu un citiem boj\u0101jumiem. Turkl\u0101t \u0161iem materi\u0101liem piem\u012bt izcilas oksid\u0113\u0161an\u0101s un erozijas iztur\u012bbas \u012bpa\u0161\u012bbas, kas pagarina to kalpo\u0161anas laiku skarb\u0101s vid\u0113s, k\u0101 ar\u012b \u0101tras dzes\u0113\u0161anas un termisko triecienu notur\u012bba. Turkl\u0101t ir pan\u0101kts iev\u0113rojams progress to korozijas \u012bpa\u0161\u012bbu izpratn\u0113, un tagad ir pieejami mode\u013ci, kas pal\u012bdz in\u017eenieriem projekt\u0113t optim\u0101lu veiktsp\u0113ju sare\u017e\u0123\u012bt\u0101s vid\u0113s.<\/p>\n
R-SiC ir krist\u0101liska matrica, kas pal\u012bdz saglab\u0101t iztur\u012bbu augst\u0101 temperat\u016br\u0101, un zems termisk\u0101s izple\u0161an\u0101s koeficients samazina triecienu un plaisu risku. T\u0101d\u0113j\u0101di tas ir ide\u0101li piem\u0113rots r\u016bpnieciskiem lietojumiem, kas saist\u012bti ar augst\u0101m darba temperat\u016br\u0101m.<\/p>\n
RSiC izce\u013cas k\u0101 b\u016btisks materi\u0101ls daudz\u0101s augsto tehnolo\u0123iju nozar\u0113s, pateicoties t\u0101 unik\u0101lajam termisko, meh\u0101nisko un \u0137\u012bmisko \u012bpa\u0161\u012bbu apvienojumam. Tas ir k\u013cuvis par vienu no pasaul\u0113 uzticam\u0101kajiem materi\u0101liem ar nep\u0101rsp\u0113jam\u0101m \u012bpa\u0161\u012bb\u0101m, kas turpina iedvesmot inov\u0101cij\u0101m.<\/p>\n
Sil\u012bcija karb\u012bda keramiku var izgatavot, izmantojot vair\u0101kas tehnolo\u0123ijas, tostarp sl\u012bd\u0113\u0161anas lie\u0161anu, ekstr\u016bziju un iesmidzin\u0101\u0161anu. P\u0113c izgatavo\u0161anas RSiC tiek sa\u0137epin\u0101ts kr\u0101sn\u012b augst\u0101 temperat\u016br\u0101, lai tas p\u0101rkristaliz\u0113tos un rad\u012btu rakstur\u012bgo mikrostrukt\u016bru, vienlaikus atbr\u012bvojoties no jebk\u0101da saistvielas materi\u0101la, k\u0101 rezult\u0101tu atst\u0101jot tikai t\u012bru RSiC.<\/p>\n
pusvad\u012bt\u0101ji at\u0161\u0137iras no vad\u012bt\u0101jiem ar to, ka to vad\u012btsp\u0113ju var regul\u0113t ar elektrisko str\u0101vu un elektromagn\u0113tisko lauku, kas \u013cauj konstru\u0113t elektroniskas ier\u012bces, kuras pastiprina, p\u0101rsl\u0113dz vai p\u0101rveido sign\u0101lus elektrisk\u0101 \u0137\u0113d\u0113. Jo \u012bpa\u0161i SiC pusvad\u012bt\u0101jiem piem\u012bt liel\u0101ka elektronu kust\u012bba paaugstin\u0101t\u0101s temperat\u016br\u0101s, vienlaikus taj\u0101s pa\u0161\u0101s temperat\u016br\u0101s ir maz\u0101ki ener\u0123ijas zudumi, t\u0101p\u0113c tie ir k\u013cuvu\u0161i par piem\u0113rot\u0101ko materi\u0101lu \u0160otkija diod\u0113m, tranzistoriem un FET\/MOSFET.<\/p>","protected":false},"excerpt":{"rendered":"
Silicon carbide is an exceptional ceramic material commonly utilized for applications requiring high temperature applications, due to its strength, corrosion resistance, and thermal conductivity properties. Recrystallized silicon carbide is produced through evaporation and coagulation processes and features an open porosity of 11%-15%, making heating easy with minimal shrinkage; thus eliminating many of the drawbacks associated […]<\/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":[64],"tags":[],"class_list":["post-306","post","type-post","status-publish","format-standard","hentry","category-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts\/306","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/comments?post=306"}],"version-history":[{"count":1,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts\/306\/revisions"}],"predecessor-version":[{"id":307,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts\/306\/revisions\/307"}],"wp:attachment":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/media?parent=306"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/categories?post=306"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/tags?post=306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}