Ar nitr\u012bdu saist\u012btais sil\u012bcija karb\u012bds (NBSIC) nodro\u0161ina izcilas meh\u0101nisk\u0101s, termisk\u0101s un \u0137\u012bmisk\u0101s \u012bpa\u0161\u012bbas. To var veidot daudz\u0101s form\u0101s un izm\u0113ros, izmantojot da\u017e\u0101das form\u0113\u0161anas metodes.<\/p>\n
P\u0113t\u012bjumos ir pier\u0101d\u012bts, ka NBSIC ir iztur\u012bg\u0101ks pret nodilumu sal\u012bdzin\u0101jum\u0101 ar parasti izmantotajiem t\u0113rauda veidiem augsnes darba da\u013c\u0101s.<\/p>\n
Ar nitr\u012bdu savienotam sil\u012bcija karb\u012bdam piem\u012bt izcilas meh\u0101nisk\u0101s \u012bpa\u0161\u012bbas, piem\u0113ram, iztur\u012bba, triecieniztur\u012bba, augstas temperat\u016bras tolerance un nodilumiztur\u012bba. Tas var lepoties ar vienu no augst\u0101kaj\u0101m ciet\u012bbas v\u0113rt\u012bb\u0101m starp in\u017eeniertehniskajiem materi\u0101liem, vienlaikus tam ir viens no zem\u0101kajiem berzes koeficientiem, kas pal\u012bdz nov\u0113rst cieto da\u013ci\u0146u vai virsmu, kas ar to saskaras, nodilumu.<\/p>\n
Silcarb ra\u017eo pla\u0161u NBSIC keramikas formu, izm\u0113ru un profilu kl\u0101stu, kas atbilst da\u017e\u0101diem pielietojumiem, piem\u0113ram, iegremd\u0113jamiem cauru\u013cu sild\u012bt\u0101jiem, kr\u0101\u0161\u0146u oder\u0113jumam un lietiem ugunsiztur\u012bgajiem materi\u0101liem, piem\u0113ram, kr\u0101\u0161\u0146u oder\u0113jumam vai lietiem ugunsiztur\u012bgajiem materi\u0101liem.<\/p>\n
Sil\u012bcija karb\u012bda \u0137\u012bmisk\u0101 sast\u0101va d\u0113\u013c tas ir \u0101rk\u0101rt\u012bgi stabils paaugstin\u0101t\u0101s temperat\u016br\u0101s, un t\u0101 iztur\u012bba saglab\u0101jas gandr\u012bz nemain\u012bga pie liel\u0101m slodz\u0113m; tas padara NBSIC \u012bpa\u0161i uzticamu keramikas ugunsiztur\u012bgo materi\u0101lu nov\u0113rt\u0113\u0161anai skarb\u0101s vid\u0113s. Turkl\u0101t \u0161is materi\u0101ls var lepoties ar izcilu iztur\u012bbu pret sk\u0101biem un b\u0101ziskiem \u0161\u0137\u012bdumiem, piem\u0113ram, karst\u0101m g\u0101z\u0113m, izkaus\u0113tiem s\u0101\u013ciem, met\u0101liem - vair\u0101k nek\u0101 oks\u012bd\u0101 saist\u012bt\u0101 sil\u012bcija karb\u012bda izstr\u0101d\u0101jumi!<\/p>\n
Reakcijas saist\u012btais sil\u012bcija karb\u012bds (NB SiC) ir progres\u012bvs ugunsiztur\u012bgs materi\u0101ls ar lielisk\u0101m termiskaj\u0101m un \u0137\u012bmiskaj\u0101m \u012bpa\u0161\u012bb\u0101m. Tam ir augsta iztur\u012bba paaugstin\u0101t\u0101 temperat\u016br\u0101, un to var veidot gandr\u012bz neto form\u0101s gandr\u012bz neto lie\u0161anai - piem\u0113ram, no \u0161\u012b materi\u0101la parasti izgatavo ciklonu oder\u0113jumu miner\u0101lu un og\u013cu r\u016bpn\u012bc\u0101s, k\u0101 ar\u012b pret koroziju iztur\u012bgus r\u016bpniecisko apstr\u0101des iek\u0101rtu komponentus.<\/p>\n
Sil\u012bcija pulvera reakcija ar sl\u0101pekli augst\u0101 temperat\u016br\u0101 rada nitr\u012bdu saist\u012bto strukt\u016bru, kas savieno SiC graudus kop\u0101 un uzlabo to meh\u0101nisk\u0101s \u012bpa\u0161\u012bbas, palielinot stiepes iztur\u012bbu par 50% 1400 gr\u0101du temperat\u016br\u0101, k\u0101 ar\u012b nodro\u0161ina lieliskas noguruma iztur\u012bbas \u012bpa\u0161\u012bbas.<\/p>\n
Pateicoties izcilajai iztur\u012bbai pret oksid\u0113\u0161anos un termisko triecienu, NB SiC ir ide\u0101ls materi\u0101ls augstas slodzes kr\u0101sns m\u0113bel\u0113m, tostarp atkritumu sadedzin\u0101\u0161anas un alum\u012bnija reduc\u0113\u0161anas \u0161\u016bnu kr\u0101sn\u012bm. Turkl\u0101t tas viegli iztur vibr\u0101ciju un nodilumu, turkl\u0101t tam piem\u012bt ar\u012b zems line\u0101r\u0101s izple\u0161an\u0101s koeficients, kas uzlabo meh\u0101nisko iztur\u012bbu termisko ciklu laik\u0101.<\/p>\n
Sil\u012bcija karb\u012bds ir \u0137\u012bmiski inerts un iztur\u012bgs pret liel\u0101ko da\u013cu \u0137\u012bmisko vielu, tostarp sk\u0101b\u0113m. Turkl\u0101t t\u0101 termisk\u0101 stabilit\u0101te \u013cauj tam iztur\u0113t paaugstin\u0101tas temperat\u016bras bez degrad\u0101cijas vai meh\u0101nisko \u012bpa\u0161\u012bbu zuduma.<\/p>\n
Ar nitr\u012bdu saist\u012bto sil\u012bcija karb\u012bdu var veidot sare\u017e\u0123\u012bt\u0101s form\u0101s, padarot to par lielisku materi\u0101lu lietojumiem, kur b\u016btiska ir struktur\u0101l\u0101 iztur\u012bba. T\u0101 augst\u0101 stiepes iztur\u012bba un izcil\u0101 iztur\u012bba pret lieci un izliekumu nov\u0113r\u0161 saliek\u0161anu vai deform\u0101ciju, ja rodas \u0161\u0137\u0113rsvirziena spriegums.<\/p>\n
Ar nitr\u012bdu saist\u012btais sil\u012bcija karb\u012bds (NB SiC) var b\u016bt d\u0101rg\u0101ks nek\u0101 t\u0101 bezoks\u012bda in\u017eenierkeramikas analogi, piem\u0113ram, HP SiC un SSiC, ta\u010du tas ir daudz iztur\u012bg\u0101ks. Turkl\u0101t t\u0101 triecieniztur\u012bba un nodilumiztur\u012bba ir \u012bpa\u0161i v\u0113rt\u012bga augsnes darba vid\u0113; testos tika pier\u0101d\u012bts, ka vieglaj\u0101 augsn\u0113 ar abraz\u012bv\u0101m da\u013ci\u0146\u0101m tas ir vair\u0101k nek\u0101 1,2 reizes iztur\u012bg\u0101ks nek\u0101 t\u0113rauds vai polster\u0113juma \u0161uvums, vair\u0101k nek\u0101 1,5 reizes iztur\u012bg\u0101ks vid\u0113ji smag\u0101 augsn\u0113 un gandr\u012bz asto\u0146as reizes iztur\u012bg\u0101ks, test\u0113jot smagos augsnes apst\u0101k\u013cos, nek\u0101 t\u0113rauds un polster\u0113juma \u0161uvums.<\/p>\n
Ar nitr\u012bdu saist\u012btais sil\u012bcija karb\u012bds ir labi paz\u012bstams ar savu izcilo nodilumiztur\u012bbu un \u0137\u012bmisko inertumu. To parasti izmanto \u0161ahtas kr\u0101sn\u012bs vara, vara izded\u017eu kaus\u0113\u0161anai un alum\u012bnija ra\u017eo\u0161anas procesos.<\/p>\n
Ar nitr\u012bdu saist\u012btais sil\u012bcija karb\u012bds nodro\u0161ina izcilu nodilumiztur\u012bbu vieglas augsnes apst\u0101k\u013cos, iev\u0113rojami p\u0101rsp\u0113jot t\u0113rauda nodilumiztur\u012bbu. Tas ir \u012bpa\u0161i ac\u012bmredzams F-61 polster\u0113juma \u0161uvei, kurai ir liel\u0101ks niobija saturs nek\u0101 postmartens\u012bta t\u0113raudam B27 un kurai ir smalki l\u012bstes r\u016bd\u012b\u0161anas martens\u012bta graudi\u0146i atlaidin\u0101\u0161anas martens\u012bta iek\u0161ien\u0113, par ko liecina t\u0101s lab\u0101k\u0101 nodilumiztur\u012bba pret abraz\u012bvo nodilumu nek\u0101 t\u0113raudiem un F-61 polster\u0113juma \u0161uvei vieglas augsnes apst\u0101k\u013cos.<\/p>\n
NB SiC nodro\u0161ina izcilu iztur\u012bbu pret termisko triecienu, kas noz\u012bm\u0113, ka tas var iztur\u0113t p\u0113k\u0161\u0146as temperat\u016bras mai\u0146as bez plais\u0101m vai l\u016bzumiem. Tas padara to par lielisku materi\u0101lu, kas piem\u0113rots lietojumiem, kuri pak\u013cauti intens\u012bviem ekspluat\u0101cijas apst\u0101k\u013ciem, kas parastos temperat\u016bras slodzes apst\u0101k\u013cos var\u0113tu izrais\u012bt citas keramikas deform\u0101ciju vai plaisas. Turkl\u0101t NB SiC iztur\u012bba pret \u0161\u0137\u0113rsvirziena slodzi padara NB SiC par lielisku materi\u0101lu izv\u0113li tune\u013ckr\u0101sn\u012bm, \u0161\u016bpu\u013ckr\u0101sn\u012bm un cit\u0101m r\u016bpniecisk\u0101m kr\u0101sn\u012bm.<\/p>","protected":false},"excerpt":{"rendered":"
Nitride-bonded silicon carbide (NBSIC) offers outstanding mechanical, thermal and chemical properties. It can be formed into numerous shapes and sizes by various forming methods. Studies have demonstrated that NBSIC exhibits superior wear resistance compared to commonly used steel types in soil working parts. Mechanical Properties Nitride-bonded silicon carbide exhibits superior mechanical properties such as strength, […]<\/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-170","post","type-post","status-publish","format-standard","hentry","category-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts\/170","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=170"}],"version-history":[{"count":1,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts\/170\/revisions"}],"predecessor-version":[{"id":171,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts\/170\/revisions\/171"}],"wp:attachment":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/media?parent=170"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/categories?post=170"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/tags?post=170"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}