Sil\u012bcija karb\u012bda (SiC) apbr\u012bnojamo \u012bpa\u0161\u012bbu atkl\u0101\u0161ana.<\/p>\n
SiC ra\u017eo\u0161an\u0101 izmantot\u0101s izejvielas tiek pak\u013cautas stingriem att\u012br\u012b\u0161anas procesiem, un p\u0113c tam t\u0101s tiek samaltas smalkos pulveros t\u0101l\u0101kai apstr\u0101dei.<\/p>\n
Melno SiC pla\u0161i izmanto abraz\u012bviem materi\u0101liem, piem\u0113ram, sl\u012bp\u0113\u0161anas rite\u0146iem un grie\u0161anas diskiem, lai nodro\u0161in\u0101tu augstu veiktsp\u0113ju un ilgm\u016b\u017e\u012bbu. Turkl\u0101t, darbojoties k\u0101 deoksid\u0113t\u0101js un piedeva, tas ir noder\u012bgs gan metalur\u0123ijas, gan dzelzs r\u016bpniec\u012bb\u0101.<\/p>\n
Sil\u012bcija karb\u012bds ir paz\u012bstams ar savu ciet\u012bbu, t\u0101p\u0113c tas ir ide\u0101li piem\u0113rots lietojumiem, kam nepiecie\u0161ama iztur\u012bba. Turkl\u0101t t\u0101 iztur\u012bba un nodilumiztur\u012bba nodro\u0161ina ilgtermi\u0146a veiktsp\u0113ju ar maz\u0101k\u0101m apkopes pras\u012bb\u0101m sal\u012bdzin\u0101jum\u0101 ar alternat\u012bviem materi\u0101liem.<\/p>\n
Siltumvad\u012btsp\u0113ja ir v\u0113l viena izcila \u012bpa\u0161\u012bba, kas \u013cauj \u0101tri izklied\u0113t siltumu, nodro\u0161inot \u0101trus un efekt\u012bvus rezult\u0101tus. Kop\u0101 ar augstu temperat\u016bras toleranci un zemu izple\u0161an\u0101s koeficientu \u0161\u012b \u012bpa\u0161\u012bba pal\u012bdz minimiz\u0113t izm\u0113ru izmai\u0146as, ja tas ir pak\u013cauts ekstr\u0113m\u0101m temperat\u016br\u0101m, vienlaikus garant\u0113jot komponentu struktur\u0101lo integrit\u0101ti.<\/p>\n
Melnais sil\u012bcija karb\u012bds ir pieejams ar da\u017e\u0101diem abraz\u012bvo smil\u0161u izm\u0113riem un ir pietiekami univers\u0101ls daudzos da\u017e\u0101dos ra\u017eo\u0161anas procesos, tostarp pul\u0113jot, sl\u012bp\u0113jot un veidojot keramiku un stikla materi\u0101lus, ko izmanto kr\u0101sn\u012bs, kr\u0101sn\u012bs un ugunsiztur\u012bgajos materi\u0101los, k\u0101 ar\u012b met\u0101lus, piem\u0113ram, alum\u012bniju un tit\u0101nu, kr\u0101sn\u012bs, kr\u0101sn\u012bs un ugunsiztur\u012bgajos materi\u0101los, k\u0101 ar\u012b prec\u012bzas pievel\u0161anas un pul\u0113\u0161anas procesos. Turkl\u0101t t\u0101 ra\u017eo\u0161an\u0101 tiek pla\u0161i izmantots k\u0101 da\u013ca no saistviel\u0101m un p\u0101rkl\u0101tiem abraz\u012bviem; turkl\u0101t tas ir pla\u0161i sastopams visos r\u016bpniec\u012bbas procesos prec\u012bzas pietupin\u0101\u0161anas un pul\u0113\u0161anas procesos k\u0101 da\u013ca no prec\u012bzas pietupin\u0101\u0161anas un pul\u0113\u0161anas oper\u0101cij\u0101m.<\/p>\n
Pateicoties t\u0101 \u0137\u012bmiskajai stabilit\u0101tei un augstajai ugunsiztur\u012bbas temperat\u016brai, sil\u012bcija karb\u012bds jau sen tiek izmantots k\u0101 r\u016bpniecisks materi\u0101ls abraz\u012bvu, k\u0101 ar\u012b augstas veiktsp\u0113jas keramikas ra\u017eo\u0161an\u0101. Pateicoties t\u0101 iztur\u012bbai augst\u0101 temperat\u016br\u0101 un iespaid\u012bgajai elektrovad\u012btsp\u0113jai, sil\u012bcija karb\u012bdu izmanto ar\u012b pusvad\u012bt\u0101ju pl\u0101k\u0161\u0146u palikt\u0146u balstiem un pusvad\u012bt\u0101ju kr\u0101sn\u012bs - nemaz nerun\u0101jot par rezist\u012bvajiem sildelementiem un temperat\u016bras regul\u0113jamiem rezistoriem (termistoriem).<\/p>\n
Sil\u012bcija karb\u012bda pulveri ra\u017eo energoietilp\u012bgaj\u0101 Achesona proces\u0101, kur\u0101 sil\u012bcija smiltis un oglek\u013ca avotus kars\u0113 augst\u0101 temperat\u016br\u0101, lai tie \u0137\u012bmiski rea\u0123\u0113tu un veidotu krist\u0101liskus sil\u012bcija karb\u012bda krist\u0101lus - za\u013co vai melno SiC (melnajam SiC parasti ir zem\u0101ks t\u012br\u012bbas l\u012bmenis).<\/p>\n
\u0136\u012bmisk\u0101 tvaiku uzkl\u0101\u0161ana ir v\u0113l viens efekt\u012bvs kubisk\u0101 SiC audz\u0113\u0161anas veids, ko izmanto gan ra\u017eot\u0101ji, gan pusvad\u012bt\u0101ju nozare. Izmantojot \u0161o metodi, ieg\u016bst augstas kvalit\u0101tes 6H-SiC monokrist\u0101lus, kuriem piem\u012bt gan izcila ugunsiztur\u012bba, gan \u0137\u012bmisk\u0101 stabilit\u0101te.<\/p>\n
Sil\u012bcija karb\u012bds (SiC), sal\u012bdzinot ar met\u0101liem, izce\u013cas ar izcilu siltumvad\u012btsp\u0113ju, kas pal\u012bdz saglab\u0101t iztur\u012bbu, stabilit\u0101ti un \u0137\u012bmisko notur\u012bbu pat augstas temperat\u016bras apst\u0101k\u013cos. Turkl\u0101t SiC nodro\u0161ina izcilu nodilumiztur\u012bbu pret nodilumu.<\/p>\n
SiC ra\u017eo\u0161anai ir nepiecie\u0161ams iev\u0113rojams ener\u0123ijas pat\u0113ri\u0146\u0161. T\u0101 ra\u017eo\u0161an\u0101 parasti izmantotais Achesona process ir energoietilp\u012bgs. Sajaucot sil\u012bcija dioks\u012bdu un koksu, pirms to sild\u012b\u0161anas augst\u0101 temperat\u016br\u0101 notiek \u0137\u012bmiska reakcija, lai ieg\u016btu sil\u012bcija karb\u012bda krist\u0101lus, kurus p\u0113c tam var sasmalcin\u0101t da\u017e\u0101d\u0101s form\u0101s un izm\u0113ros, lai tie atbilstu nozares pras\u012bb\u0101m.<\/p>\n
Za\u013c\u0101 sil\u012bcija karb\u012bda pulveri pla\u0161i izmanto abraz\u012bvaj\u0101 r\u016bpniec\u012bb\u0101 grie\u0161anas un sl\u012bp\u0113\u0161anas instrumentiem, kuriem j\u0101b\u016bt cietiem, bet iztur\u012bgiem, savuk\u0101rt t\u0101 \u012bpa\u0161\u012bbas padara to popul\u0101ru k\u0101 piedevu augstas veiktsp\u0113jas keramik\u0101, palielinot iztur\u012bbu, ugunsiztur\u012bbu, k\u0101 ar\u012b pusvad\u012bt\u0101ju r\u016bpniec\u012bbas kr\u0101sn\u012bs - pl\u0101ksn\u012b\u0161u palikt\u0146iem un spilventi\u0146iem. Turkl\u0101t t\u0101 elektrovad\u012btsp\u0113jas \u012bpa\u0161\u012bbas padara to ide\u0101li piem\u0113rotu termistoru un varistoru izmanto\u0161anai, jo ciet\u0101s f\u0101zes sa\u0137epin\u0101t\u0101 SiC ir sam\u0113r\u0101 t\u012bras graudu robe\u017eas, kas augst\u0101 temperat\u016br\u0101 viegli nedeform\u0113jas.<\/p>\n
Sil\u012bcija karb\u012bds (SiC), ko parasti d\u0113v\u0113 par karborundu, ir abraz\u012bvs materi\u0101ls, ko parasti izmanto cietu materi\u0101lu grie\u0161anai un sl\u012bp\u0113\u0161anai. K\u0101 b\u016btiska izejviela ugunsiztur\u012bgo materi\u0101lu ra\u017eo\u0161an\u0101 kr\u0101sn\u012bm, kr\u0101sn\u012bm, t\u012b\u0123e\u013ciem, k\u0101 ar\u012b lo\u017eu necaurlaid\u012bg\u0101m vestu keramikas pl\u0101ksn\u0113m tas kalpo gan k\u0101 abraz\u012bvais sl\u012bpripas.<\/p>\n
Augsts Mosa ciet\u012bbas r\u0101d\u012bt\u0101js 13 nodro\u0161ina, ka tas labi iztur triecienus un vibr\u0101ciju, t\u0101p\u0113c ir piem\u0113rots lieto\u0161anai vid\u0113, kas pak\u013cauta nodilumam un boj\u0101jumiem. Dimants un bora karb\u012bds joproj\u0101m ir p\u0101r\u0101ki materi\u0101li, ja runa ir par triecieniztur\u012bbu, nodro\u0161inot uzticamu ekspluat\u0101ciju pat augsta spiediena vid\u0113, kur iesp\u0113jama nodilumiztur\u012bba.<\/p>\n
Melnais SiC ir ide\u0101ls materi\u0101ls prec\u012bzai lap\u0113\u0161anai un pul\u0113\u0161anai, pied\u0101v\u0101jot da\u017e\u0101du smil\u0161u izm\u0113ru smil\u0161u kl\u0101stu, kas piem\u0113rots prec\u012bziem lietojumiem. Pateicoties t\u0101 augstajai t\u012br\u012bbai un stingri kontrol\u0113tajam da\u013ci\u0146u izm\u0113ru sadal\u012bjumam, tas vienm\u0113r nodro\u0161ina vienm\u0113r\u012bgu apdari. Uzkl\u0101ts uz p\u0101rkl\u0101ta abraz\u012bv\u0101 pamata, piem\u0113ram, smil\u0161pap\u012bra vai auduma, tas k\u013c\u016bst par efekt\u012bvu sl\u012bp\u0113\u0161anas bloku, loksni vai s\u016bkli.<\/p>","protected":false},"excerpt":{"rendered":"
Sil\u012bcija karb\u012bda pulveri Revolucioniz\u0113 augstas temperat\u016bras ra\u017eo\u0161anas procesus, atkl\u0101jot p\u0101rsteidzo\u0161\u0101s sil\u012bcija karb\u012bda (SiC) \u012bpa\u0161\u012bbas. SiC ra\u017eo\u0161an\u0101 izmantot\u0101s izejvielas tiek pak\u013cautas stingriem att\u012br\u012b\u0161anas procesiem, un p\u0113c tam t\u0101s tiek samaltas smalkos pulveros t\u0101l\u0101kai apstr\u0101dei. Melno SiC pla\u0161i izmanto abraz\u012bviem materi\u0101liem, piem\u0113ram, sl\u012bp\u0113\u0161anas diskiem un grie\u0161anas diskiem, lai nodro\u0161in\u0101tu augstu ... Las\u012bt t\u0101l\u0101k<\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-78","post","type-post","status-publish","format-standard","hentry","category-product"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/siliconcarbidepowders.com\/lv\/wp-json\/wp\/v2\/posts\/78","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbidepowders.com\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbidepowders.com\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbidepowders.com\/lv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbidepowders.com\/lv\/wp-json\/wp\/v2\/comments?post=78"}],"version-history":[{"count":1,"href":"https:\/\/siliconcarbidepowders.com\/lv\/wp-json\/wp\/v2\/posts\/78\/revisions"}],"predecessor-version":[{"id":79,"href":"https:\/\/siliconcarbidepowders.com\/lv\/wp-json\/wp\/v2\/posts\/78\/revisions\/79"}],"wp:attachment":[{"href":"https:\/\/siliconcarbidepowders.com\/lv\/wp-json\/wp\/v2\/media?parent=78"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbidepowders.com\/lv\/wp-json\/wp\/v2\/categories?post=78"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbidepowders.com\/lv\/wp-json\/wp\/v2\/tags?post=78"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}