Alum\u012bnija pulveris ir daudzu keramikas izstr\u0101d\u0101jumu neat\u0146emama sast\u0101vda\u013ca. To izmanto fl\u012b\u017eu izgatavo\u0161anai un nodilumiztur\u012bgas keramikas izgatavo\u0161anai; turkl\u0101t tas kalpo k\u0101 katalizatora nes\u0113js. Ra\u017eo, sajaucot alum\u012bnija hidroks\u012bdu ar \u016bdeni un kars\u0113jot to augst\u0101 temperat\u016br\u0101, ieg\u016bst alum\u012bnija oks\u012bdu. Kalcin\u0113to alum\u012bnija oks\u012bdu var at\u0161\u0137irt p\u0113c krist\u0101lu lieluma un n\u0101trija satura. Materi\u0101li ar maz\u0101ku n\u0101trija saturu ir piem\u0113roti elektroniskiem lietojumiem vai keramikas substr\u0101tiem.<\/p>\n
Ugunsiztur\u012bg\u0101 keramika ir neorganisks nemet\u0101lisks materi\u0101ls ar izcilu karstumiztur\u012bbu, kas ir ide\u0101li piem\u0113rots r\u016bpniecisk\u0101m kr\u0101sn\u012bm, katliem un kr\u0101sn\u012bm. To siltuma ietilp\u012bbu, siltumvad\u012btsp\u0113ju un erozijas pretest\u012bbas \u012bpa\u0161\u012bbas var prec\u012bzi piel\u0101got. Tos cita starp\u0101 izmanto kr\u0101sn\u012bs, katlos un kr\u0101sn\u012bs; to \u012bpa\u0161\u012bbas padara tos par daudzpus\u012bgiem materi\u0101liem daudz\u0101s r\u016bpniec\u012bbas nozar\u0113s, tostarp kr\u0101sn\u012bs, katlos un kr\u0101sn\u012bs, - bie\u017ei vien tie nodro\u0161ina efekt\u012bvu karstumiztur\u012bbu t\u0101dos sare\u017e\u0123\u012btos lietojumos k\u0101 kr\u0101snis, katli vai kr\u0101snis, vienlaikus tos var prec\u012bzi piel\u0101got, lai tie atbilstu t\u0101d\u0101m \u012bpa\u0161\u0101m \u012bpa\u0161\u012bb\u0101m k\u0101 siltuma ietilp\u012bba, siltumvad\u012btsp\u0113ja vai erozijas iztur\u012bba, ja nepiecie\u0161ams.<\/p>\n
m\u0113s pied\u0101v\u0101jam da\u017e\u0101das alum\u012bnija oks\u012bda pulvera test\u0113\u0161anas iesp\u0113jas, s\u0101kot no priek\u0161izp\u0113tes l\u012bdz s\u0113rijveida apstr\u0101dei. In\u017eenieri var izmantot \u0161os testus, lai preciz\u0113tu formulas konkr\u0113t\u0101m lietojuma vajadz\u012bb\u0101m un nov\u0113rt\u0113tu ietekmi uz vidi; papildus tam tie var noteikt ugunsiztur\u012bgo materi\u0101lu piem\u0113rot\u012bbu konkr\u0113t\u0101m vid\u0113m atkar\u012bb\u0101 no t\u0101diem faktoriem k\u0101 termisk\u0101 trieciena iztur\u012bba, \u0137\u012bmisk\u0101 sader\u012bba ar izkaus\u0113tiem met\u0101liem\/\u0161lak\u0101m un izm\u0113ru stabilit\u0101te.<\/p>\n
Alum\u012bnija oks\u012bds ir nenov\u0113rt\u0113jams katalizatora nes\u0113js t\u0101 \u0137\u012bmisk\u0101s inertuma un porain\u0101s strukt\u016bras d\u0113\u013c. \u0160\u012b \u012bpa\u0161\u012bba \u013cauj tam pal\u012bdz\u0113t \u0137\u012bmiskaj\u0101s reakcij\u0101s naftas \u0137\u012bmijas r\u016bpniec\u012bb\u0101, k\u0101 ar\u012b nodro\u0161ina vides aizsardz\u012bbu. Porainu alum\u012bnija oks\u012bdu var ra\u017eot hidrotermisk\u0101 sint\u0113z\u0113, rea\u0123\u0113jot alum\u012bnija hidroks\u012bdam ar \u016bdeni sl\u0113gt\u0101 trauk\u0101 augst\u0101 spiedien\u0101 un temperat\u016br\u0101, ieg\u016bstot \u012bpa\u0161i t\u012bras, noteiktiem standartiem atbilsto\u0161as noteiktas formas un izm\u0113ra nanoda\u013ci\u0146as. \u0160\u012bs reakcijas rezult\u0101t\u0101 ieg\u016bst augstas t\u012br\u012bbas pak\u0101pes alum\u012bnijam rakstur\u012bgas noteiktas formas un izm\u0113ra da\u013ci\u0146as, kas atbilst prec\u012bz\u0101m specifik\u0101cij\u0101m. Sinter\u0113t\u0101s alum\u012bnija oks\u012bda da\u013ci\u0146as p\u0113c tam var sa\u0137epin\u0101t kop\u0101, veidojot bl\u012bvu, iztur\u012bgu keramiku ar da\u017e\u0101diem r\u016bpnieciskiem pielietojumiem.<\/p>\n
Alum\u012bnija oks\u012bds ir izcils siltuma izkliedes materi\u0101ls ar zemu termisk\u0101s izple\u0161an\u0101s koeficientu un elektrisk\u0101 izolatora \u012bpa\u0161\u012bb\u0101m, kas padara to noder\u012bgu elektronik\u0101.Alum\u012bnija oks\u012bda pulveris ir efekt\u012bvs siltuma izkliedes materi\u0101ls ar augstu siltumvad\u012btsp\u0113ju (30-36 W\/m - K), zemu termisk\u0101s izple\u0161an\u0101s koeficientu, labu \u0137\u012bmisko stabilit\u0101ti un elektrisk\u0101s izol\u0101cijas \u012bpa\u0161\u012bb\u0101m. To pla\u0161i izmanto elektroniskaj\u0101s ier\u012bc\u0113s, jaun\u0101s ener\u0123ijas transportl\u012bdzek\u013cos, 5G sakaru un cit\u0101s jom\u0101s.<\/p>\n
Alum\u012bnija pulveris parasti ir baltas vai b\u0101lgani baltas kr\u0101sas, un tam ir krist\u0101liska strukt\u016bra. To var ar\u012b sausi pres\u0113t, izostatiski pres\u0113t, karsti pres\u0113t, pres\u0113t ekstrud\u0113jot, l\u012bm\u0113t no lentes, liekt injekcijas veid\u0101 un sajaukt ar da\u017e\u0101diem organiskiem vai neorganiskiem sm\u0113rviel\u0101m, plastifikatoriem vai elektrol\u012btiem izmanto\u0161anai.<\/p>","protected":false},"excerpt":{"rendered":"
What is the Main Function of Alumina Powder? Alumina powder is an integral component of many ceramic products. It’s used […]<\/p>","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":[13],"tags":[],"class_list":["post-83","post","type-post","status-publish","format-standard","hentry","category-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/aluminapowder.net\/lv\/wp-json\/wp\/v2\/posts\/83","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aluminapowder.net\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aluminapowder.net\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aluminapowder.net\/lv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aluminapowder.net\/lv\/wp-json\/wp\/v2\/comments?post=83"}],"version-history":[{"count":1,"href":"https:\/\/aluminapowder.net\/lv\/wp-json\/wp\/v2\/posts\/83\/revisions"}],"predecessor-version":[{"id":84,"href":"https:\/\/aluminapowder.net\/lv\/wp-json\/wp\/v2\/posts\/83\/revisions\/84"}],"wp:attachment":[{"href":"https:\/\/aluminapowder.net\/lv\/wp-json\/wp\/v2\/media?parent=83"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aluminapowder.net\/lv\/wp-json\/wp\/v2\/categories?post=83"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aluminapowder.net\/lv\/wp-json\/wp\/v2\/tags?post=83"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}