Alum\u012bnija disks ir diska formas keramikas komponents, kas izgatavots no univers\u0101l\u0101 materi\u0101la alum\u012bnija oks\u012bda (alum\u012bnija oks\u012bda). Tas nodro\u0161ina daudzas priek\u0161roc\u012bbas.<\/p>\n
Silikona gumija sp\u0113j iztur\u0113t augstas temperat\u016bras un meh\u0101nisk\u0101s slodzes, savuk\u0101rt t\u0101s meh\u0101nisk\u0101 iztur\u012bba padara to par iztur\u012bgu materi\u0101lu. Turkl\u0101t tam piem\u012bt izcilas elektrisk\u0101s izol\u0101cijas \u012bpa\u0161\u012bbas, kas to padara par lielisku izv\u0113li izmanto\u0161anai filtr\u0113\u0161anas, katal\u012bzes un sensoru tehnolo\u0123ij\u0101s.<\/p>\n
Alum\u012bnija keramikas pl\u0101ksnes un diski var iztur\u0113t augstas temperat\u016bras, vienlaikus saglab\u0101jot augstu iztur\u012bbu. No alum\u012bnija oks\u012bda (Al2O3) izgatavotos alum\u012bnija oks\u012bda izstr\u0101d\u0101jumus bie\u017ei izmanto lietojumos, kur nepiecie\u0161ama meh\u0101nisk\u0101 iztur\u012bba, k\u0101 ar\u012b k\u0101 elektriskos izolatorus paaugstin\u0101t\u0101 temperat\u016br\u0101, tostarp rezistoriem un tranzistoriem, kas darbojas stresa apst\u0101k\u013cos. Alum\u012bnija oks\u012bdam ir augsts ku\u0161anas punkts ar lielisk\u0101m termisk\u0101s stabilit\u0101tes \u012bpa\u0161\u012bb\u0101m. Turkl\u0101t t\u0101 form\u0113jam\u012bba \u013cauj to piel\u0101got \u012bpa\u0161iem konstrukcijas un veiktsp\u0113jas krit\u0113rijiem.<\/p>\n
Alum\u012bnija oks\u012bds ir \u013coti iztur\u012bgs pret sk\u0101b\u0113m un s\u0101rmiem un ilgsto\u0161i sp\u0113j iztur\u0113t augstas temperat\u016bras, nesadegrad\u0113jot - \u0161\u012bs \u012bpa\u0161\u012bbas padara to labi piem\u0113rotu \u0137\u012bmiskai apstr\u0101dei, medic\u012bnas ier\u012b\u010du, keramikas un progres\u012bvo materi\u0101lu ra\u017eo\u0161anai, optisko komponentu ra\u017eo\u0161anai un biosader\u012bbas nodro\u0161in\u0101\u0161anai.<\/p>\n
Alum\u012bnija oks\u012bds sp\u0113j iztur\u0113t karstumu, neizkrop\u013cojoties, vienlaikus saglab\u0101jot izm\u0113ru stabilit\u0101ti augst\u0101 temperat\u016br\u0101, kas \u013cauj tam iztur\u0113t meh\u0101nisk\u0101s slodzes bez deform\u0101cij\u0101m vai boj\u0101jumiem. Turkl\u0101t t\u0101 elektrisk\u0101s izol\u0101cijas \u012bpa\u0161\u012bbas nov\u0113r\u0161 jut\u012bgu sh\u0113mu p\u0101rkar\u0161anu paaugstin\u0101tas temperat\u016bras apst\u0101k\u013cos, t\u0101d\u0113j\u0101di garant\u0113jot uzticamu iek\u0101rtu darb\u012bbu.<\/p>\n
Alum\u012bnija oks\u012bds ir \u013coti inerts un nereakt\u012bvs, t\u0101p\u0113c tas ir ide\u0101ls materi\u0101ls, ko var izmantot laboratorij\u0101s, lai atbalst\u012btu un uzglab\u0101tu augstas temperat\u016bras eksperimentus un p\u0113tniec\u012bbas iek\u0101rtas, piem\u0113ram, t\u012b\u0123e\u013cus. Alum\u012bnija pl\u0101ksnes un diski ir ar\u012b neat\u0146emama sast\u0101vda\u013ca paraugu sagatavo\u0161an\u0101 anal\u012bzei, k\u0101 ar\u012b da\u017e\u0101d\u0101s raksturo\u0161anas metod\u0113s. Ar radioakt\u012bvo 26Al ieelpojot veiktie p\u0113t\u012bjumi par\u0101d\u012bja, ka liel\u0101k\u0101 da\u013ca \u0161\u012b alum\u012bnija oks\u012bda \u0101tri izk\u013c\u016bst no plau\u0161u audiem, un tikai neliels t\u0101 daudzums paliek ilgtermi\u0146a sekvestr\u0101cijai.<\/p>\n
Alum\u012bnija oks\u012bda diski ir plakani keramikas diski, kas ma\u0161\u012bnveid\u0101 sagriezti apa\u013c\u0101s form\u0101s. To izm\u0113ri un biezums ir atkar\u012bgs no konkr\u0113t\u0101 lietojuma, kam tie paredz\u0113ti; tos izgatavo no Al2O3, kas izce\u013cas ar labu meh\u0101nisko iztur\u012bbu un nodilumiztur\u012bbu, vienlaikus b\u016bdams elektriskais un siltumizolators; \u0161os diskus var izgatavot da\u017e\u0101diem lietojumiem, piem\u0113ram, filtr\u0113\u0161anai, \u0161\u0137idrumu atdal\u012b\u0161anai, katal\u012bzei vai sensoru tehnolo\u0123ij\u0101m; turkl\u0101t tos var pat padar\u012bt porainus, lai tie atbilstu biomedic\u012bnas lietojumu vajadz\u012bb\u0101m, piel\u0101gojot poru izm\u0113ru sadal\u012bjumu un kop\u0113j\u0101s caurlaid\u012bbas parametrus - t\u0101d\u0113j\u0101di tie ir ide\u0101ls materi\u0101ls.<\/p>\n
Alum\u012bnija keramikas materi\u0101lam piem\u012bt augsta ciet\u012bba un stingr\u012bba, kas \u013cauj tam efekt\u012bvi iztur\u0113t triecienus un nodilumu. Turkl\u0101t \u0161\u012bs pl\u0101ksnes ir \u0137\u012bmiski inertas, kas noz\u012bm\u0113, ka t\u0101s nerea\u0123\u0113 ar sk\u0101b\u0113m un s\u0101rmiem, k\u0101 ar\u012b ir temperat\u016bras iztur\u012bgas un sp\u0113j iztur\u0113t da\u017e\u0101das temperat\u016bras. Visbeidzot, to sp\u0113ja absorb\u0113t triecienus un vibr\u0101ciju padara t\u0101s ide\u0101li piem\u0113rotas izmanto\u0161anai meh\u0101nisk\u0101s iek\u0101rt\u0101s, kur\u0101m nepiecie\u0161ama aizsardz\u012bba pret nodilumu.<\/p>\n
Cirkonija r\u016bd\u012bt\u0101 alum\u012bnija oks\u012bda keramika nodro\u0161ina l\u012bdz\u012bgu veiktsp\u0113ju par izdev\u012bg\u0101ku cenu, un tai piem\u012bt izcila lieces iztur\u012bba un l\u016bzuma stingr\u012bba norm\u0101l\u0101 temperat\u016br\u0101 ar da\u017e\u0101diem cirkonija oks\u012bda daudzumiem, kas piel\u0101goti klienta vajadz\u012bb\u0101m.<\/p>\n
Alum\u012bnija keramikas diski ir ide\u0101li piem\u0113roti cietu, melno met\u0101lu un sakaus\u0113jumu sl\u012bp\u0113\u0161anai un pul\u0113\u0161anai autom\u0101tiskaj\u0101s vai \u0101trgaitas manu\u0101laj\u0101s sl\u012bpma\u0161\u012bn\u0101s, neradot p\u0101rm\u0113r\u012bgu karstumu un neveidojot raupju virsmas apdari. Turkl\u0101t \u0161os diskus var izmantot ar\u012b mitrajos t\u012br\u012b\u0161anas procesos, piem\u0113ram, sk\u0101bes mazg\u0101\u0161anas un steriliz\u0101cijas procesos, k\u0101 ar\u012b tie ir lieliski piem\u0113roti sl\u012bp\u0113\u0161anai, lai nov\u0113rstu skr\u0101p\u0113jumus un oksid\u0101ciju uz met\u0101la virsm\u0101m.<\/p>\n
Alum\u012bnija keramikai piem\u012bt \u0137\u012bmisk\u0101 inertums, t\u0101p\u0113c t\u0101 ir iztur\u012bga pret daudzu veidu \u0161\u0137idraj\u0101m un g\u0101zveida \u0137imik\u0101lij\u0101m, kas var tai kait\u0113t. T\u0101p\u0113c t\u0101s ir piem\u0113rotas \u0137\u012bmiskai anal\u012bzei un izmanto\u0161anai ra\u017eo\u0161an\u0101, k\u0101 ar\u012b nodro\u0161ina efekt\u012bvu barjeru pret pies\u0101r\u0146ojumu iepakojuma materi\u0101los, ko izmanto p\u0101rtikas ra\u017eo\u0161an\u0101.<\/p>\n
\u0136\u012bmiski inertiem materi\u0101liem nepiecie\u0161ama nerea\u0123\u0113\u0161ana ar citiem savienojumiem; tas noz\u012bm\u0113, ka tiem ir pilns \u0101r\u0113jais elektronu apvalks un nav tendences ieg\u016bt vai zaud\u0113t elektronus. Smiltis (SiO2) un c\u0113lg\u0101zes, piem\u0113ram, h\u0113lijs un neons, ir piem\u0113ri materi\u0101liem, kuriem ir piln\u012bgas \u0101r\u0113j\u0101s elektronu \u010daulas, laika gait\u0101 nezaud\u0113jot vai neieg\u016bstot elektronus; turpret\u012b atoms hlors un s\u0113rsk\u0101be viegli veido saites ar cit\u0101m viel\u0101m, padarot tos \u0137\u012bmiski rea\u0123\u0113jo\u0161us.<\/p>\n
\u0136\u012bmisk\u0101 inertums ir svar\u012bgs apsv\u0113rums, izv\u0113loties tvertnes b\u012bstam\u0101m \u0137\u012bmisk\u0101m viel\u0101m un citiem produktiem, lai nodro\u0161in\u0101tu to dro\u0161u lieto\u0161anu bez nopl\u016bdes vai iz\u0161\u013cakst\u012b\u0161an\u0101s, ja t\u0101s tiek krat\u012btas vai nomestas. \u0136\u012bmiski inertiem konteineriem ir ar\u012b b\u016btiska noz\u012bme daudzos \u0137\u012bmiskos procesos, piem\u0113ram, destil\u0101cij\u0101 un \u017e\u0101v\u0113\u0161an\u0101.<\/p>\n
Alum\u012bnija oks\u012bda diski nodro\u0161ina izcilu \u0137\u012bmisko inertumu un iztur\u012bbu pret termisko slodzi, t\u0101p\u0113c tie ir piem\u0113roti lietojumiem, kas saist\u012bti ar augstu temperat\u016bru un termisko slodzi. T\u0101p\u0113c alum\u012bnija oks\u012bda diski ir ide\u0101li piem\u0113roti izmanto\u0161anai procesos, kuros nepiecie\u0161ama termisk\u0101s spriedzes mazin\u0101\u0161ana.<\/p>\n
Alum\u012bnija diski ir lieliski elektriskie izolatori, t\u0101p\u0113c tie ir piem\u0113roti izmanto\u0161anai elektroniskaj\u0101s ier\u012bc\u0113s un citos lietojumos, kur nepiecie\u0161ama izol\u0101cija. Turkl\u0101t to liel\u0101 iztur\u012bba pret koroziju un nodilumu padara tos piem\u0113rotus ar\u012b nodilumiztur\u012bgiem lietojumiem. Turkl\u0101t to porain\u0101 strukt\u016bra uzlabo katal\u012btisk\u0101s reakcijas, palielinot virsmas laukumu.<\/p>\n
Met\u0101lu iztur\u012bba pret koroziju ir to sp\u0113ja pretoties vides boj\u0101jumiem un \u0137\u012bmiskai no\u0101rd\u012b\u0161anai, ko visbie\u017e\u0101k izraisa da\u017e\u0101du veidu korozija - no r\u016bsas l\u012bdz bedr\u0113m, kavit\u0101cijai un plais\u0101\u0161anai -, kas laika gait\u0101 izraisa met\u0101la virsmu koroziju. Korozija var saboj\u0101t met\u0101lus tikt\u0101l, ka tie k\u013c\u016bst nefunkcion\u0101li vai pat pavisam nefunkcion\u0101li, k\u0101 ar\u012b izmaks\u0101 d\u0101rgi, veicot remontu vai nomai\u0146u. Past\u0101v da\u017e\u0101di pa\u0146\u0113mieni, k\u0101 uzlabot iztur\u012bbu pret koroziju, piem\u0113ram, materi\u0101lu p\u0101rkl\u0101\u0161ana ar korozijas inhibitoriem vai koroziju inhib\u0113jo\u0161u apstr\u0101di; neviens met\u0101ls nenodro\u0161ina visaptvero\u0161u aizsardz\u012bbu pret korozijas izrais\u012btiem boj\u0101jumiem; tom\u0113r daudzi sakaus\u0113jumi nodro\u0161ina lielisku aizsardz\u012bbu pret koroziju vis\u0101s vid\u0113s.<\/p>\n
No alum\u012bnija oks\u012bda (Al2O3) izgatavotus porainus alum\u012bnija keramikas diskus izmanto da\u017e\u0101dos r\u016bpnieciskos apst\u0101k\u013cos da\u017e\u0101diem lietojumiem. To priek\u0161roc\u012bbas ir ciet\u012bba, nodilumiztur\u012bba un iztur\u012bba pret koroziju, siltumvad\u012btsp\u0113ja un elektroizol\u0101cijas \u012bpa\u0161\u012bbas - \u0161\u012bs \u012bpa\u0161\u012bbas \u013cauj piel\u0101got to porain\u012bbu atbilsto\u0161i konkr\u0113t\u0101m lietojuma vajadz\u012bb\u0101m un vides apsv\u0113rumiem.<\/p>\n
Alum\u012bnija keramiku izmanto k\u0101 siltumizolatorus augstas temperat\u016bras vid\u0113s, piem\u0113ram, kr\u0101sn\u012bs un kr\u0101sn\u012bs, k\u0101 meh\u0101niskos komponentus, piem\u0113ram, gult\u0146us un bl\u012bves, lai samazin\u0101tu berzi un pagarin\u0101tu sist\u0113mas kalpo\u0161anas ilgumu; turkl\u0101t t\u0101 var kalpot k\u0101 substr\u0101ts pl\u0101nsl\u0101\u0146a nogulsn\u0113\u0161anas procesos.<\/p>\n
Alum\u012bnija keramikas iztur\u012bba pret koroziju padara to \u012bpa\u0161i v\u0113rt\u012bgu laboratoriju iek\u0101rt\u0101s, tostarp t\u012b\u0123e\u013cos un papl\u0101t\u0113s, ko izmanto paraugu sagatavo\u0161anai un anal\u012bzei augst\u0101 temperat\u016br\u0101, supravad\u012bt\u0101jos, keramik\u0101, medic\u012bnas un zob\u0101rstniec\u012bbas ier\u012bc\u0113s, jo t\u0101 ir biolo\u0123iski sader\u012bga, iztur\u012bga pret \u0137\u012bmisk\u0101m viel\u0101m un nodilumu, biolo\u0123iski savietojama un pietiekami iztur\u012bga koroz\u012bv\u0101 vid\u0113.<\/p>\n
Alum\u012bnija keramikas diski ir \u013coti iztur\u012bgi pret triecienabr\u0101zijas nodilumu un erozijas eroziju. To \u0137\u012bmisk\u0101 inertums padara tos piem\u0113rotus lietojumiem, kur nepiecie\u0161ama meh\u0101nisk\u0101 iztur\u012bba, iztur\u012bba pret koroziju un elektrisk\u0101 izol\u0101cija; turkl\u0101t tiem piem\u012bt izcilas termisk\u0101s stabilit\u0101tes \u012bpa\u0161\u012bbas.<\/p>\n
Alum\u012bnija oks\u012bds ir ciet\u0101ks nek\u0101 cirkonija oks\u012bds, t\u0101p\u0113c tas ir lab\u0101ka izv\u0113le sl\u012bdo\u0161\u0101 nodiluma vid\u0113, kur pret\u0113j\u0101s virsmas tie\u0161i nesaskaras. Tom\u0113r t\u012br\u0101s vai jaukt\u0101s abraz\u012bv\u0101s vid\u0113s, kur vienlaic\u012bgi notiek gan sl\u012bdo\u0161ais nodilums, gan tre\u0161\u0101 korpusa abraz\u012bvais nodilums, da\u017e\u0101s situ\u0101cij\u0101s cirkonija oks\u012bds var b\u016bt lab\u0101ks par alum\u012bnija oks\u012bdu.<\/p>\n
Cirkonija oks\u012bds ir iztur\u012bg\u0101ks pret nogurumu, sal\u012bdzinot ar alum\u012bnija oks\u012bdu, jo nepast\u0101v trausli boj\u0101jumu meh\u0101nismi, un tam ir maz\u0101ks bl\u012bvums nek\u0101 t\u0113raudam vai ner\u016bs\u0113jo\u0161ajam t\u0113raudam, kas pal\u012bdz samazin\u0101t iek\u0101rtas slodzi un pagarin\u0101t kalpo\u0161anas laiku.<\/p>\n
Test\u0113jot ar tapas uz diska, tiek izmantots lodes formas indentors, kas spie\u017e pret parauga virsmu, radot nodiluma nospiedumu. \u0160is m\u0113r\u012bjums sniedz ieskatu p\u0101rkl\u0101juma nodilumiztur\u012bb\u0101, e\u013c\u013cojam\u012bb\u0101 un adh\u0113zijas \u012bpa\u0161\u012bb\u0101s; alum\u012bnija oks\u012bds \u012bpa\u0161i izce\u013cas ar savu augsto ciet\u012bbu un iztur\u012bbu k\u0101 lielisks nodilumiztur\u012bgs materi\u0101ls, savuk\u0101rt t\u0101 zemais berzes koeficients nodro\u0161ina izcilas e\u013c\u013co\u0161anas \u012bpa\u0161\u012bbas.<\/p>\n
Alum\u012bnija keramika ir labi paz\u012bstama ar savu nodilumiztur\u012bbu, un vair\u0101kas t\u0101s \u0161\u0137irnes uzr\u0101da izcilus rezult\u0101tus \u0161aj\u0101 pielietojum\u0101. \u0160\u0101 p\u0113t\u012bjuma m\u0113r\u0137is ir izp\u0113t\u012bt, k\u0101 sast\u0101vs un graudu lielums ietekm\u0113 kompoz\u012btmateri\u0101lu alum\u012bnija-cirkonija (Al2O3+ZnO) veiktsp\u0113ju pret korunda un t\u0113rauda lod\u012b\u0161u abraz\u012bviem materi\u0101liem; tiek p\u0101rbaud\u012btas ar\u012b in situ veidoju\u0161\u0101s ciet\u0101s alum\u012bnija bor\u0101ta f\u0101zes koncentr\u0101cijas, kas rada nodiluma p\u0113das, l\u012bdz\u012bgas SEM mikrofotogr\u0101fij\u0101m, ko rada A10, A20 un B20 kompoz\u012bti pret korunda un t\u0113rauda lod\u012b\u0161u abraz\u012bviem; ir sniegtas SEM mikrofotogr\u0101fijas, k\u0101 ar\u012b EDS spektri.<\/p>","protected":false},"excerpt":{"rendered":"
An Alumina disc is a disc-shaped ceramic component made of the versatile material Alumina (aluminum oxide). It provides numerous advantages. […]<\/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":[6],"tags":[],"class_list":["post-106","post","type-post","status-publish","format-standard","hentry","category-alumina-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/aluminaceramics.net\/lv\/wp-json\/wp\/v2\/posts\/106","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aluminaceramics.net\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aluminaceramics.net\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aluminaceramics.net\/lv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aluminaceramics.net\/lv\/wp-json\/wp\/v2\/comments?post=106"}],"version-history":[{"count":1,"href":"https:\/\/aluminaceramics.net\/lv\/wp-json\/wp\/v2\/posts\/106\/revisions"}],"predecessor-version":[{"id":107,"href":"https:\/\/aluminaceramics.net\/lv\/wp-json\/wp\/v2\/posts\/106\/revisions\/107"}],"wp:attachment":[{"href":"https:\/\/aluminaceramics.net\/lv\/wp-json\/wp\/v2\/media?parent=106"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aluminaceramics.net\/lv\/wp-json\/wp\/v2\/categories?post=106"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aluminaceramics.net\/lv\/wp-json\/wp\/v2\/tags?post=106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}