Oxid hlinit\u00fd (CaO3) je z\u00e1kladn\u00edm v\u00fdchoz\u00edm materi\u00e1lem pro taven\u00ed hlin\u00edku a v\u00fdrobu pr\u016fmyslov\u00e9 keramiky a slou\u017e\u00ed jako v\u00fdchoz\u00ed materi\u00e1l pro mnoho typ\u016f skel, jako jsou izola\u010dn\u00ed pouzdra zapalovac\u00edch sv\u00ed\u010dek a integrovan\u00fdch obvod\u016f, \u017e\u00e1ruvzdorn\u00e9 vyzd\u00edvky pr\u016fmyslov\u00fdch pec\u00ed a dal\u0161\u00ed. Hlin\u00edk lze z\u00edskat z bauxitu Bayerov\u00fdm procesem a vyr\u00e1b\u011bt jej v n\u011bkolika druz\u00edch, v\u010detn\u011b aktivovan\u00e9ho, hutn\u00edho a kalcinovan\u00e9ho.<\/p>\n
Tento odd\u00edl popisuje fyzik\u00e1ln\u00ed a chemick\u00e9 vlastnosti l\u00e1tky nebo sm\u011bsi, jako je jej\u00ed vzhled (fyzik\u00e1ln\u00ed stav, barva), z\u00e1pach, meze v\u00fdbu\u0161nosti (horn\u00ed a doln\u00ed mez v\u00fdbu\u0161nosti), tlak par\/objemov\u00e1 hmotnost, teploty bodu t\u00e1n\u00ed\/tuhnut\u00ed, rozpustnost, hodnoty pH, relativn\u00ed hustota a bod vzplanut\u00ed a samovzn\u00edcen\u00ed. Krom\u011b toho mus\u00ed b\u00fdt uvedeny tak\u00e9 informace o toxicit\u011b s podrobnostmi o prvc\u00edch, o nich\u017e je zn\u00e1mo, \u017ee jsou toxick\u00e9, pokud se uvoln\u00ed do \u017eivotn\u00edho prost\u0159ed\u00ed.<\/p>\n
Oxid hlinit\u00fd se vyzna\u010duje mnoha \u017e\u00e1douc\u00edmi vlastnostmi, v\u010detn\u011b n\u00edzk\u00e9 elektrick\u00e9 vodivosti, odolnosti v\u016f\u010di chemick\u00fdm vliv\u016fm a extr\u00e9mn\u00ed tvrdosti (9 stup\u0148\u016f Mohsovy stupnice). Proto na\u0161el \u0161irok\u00e9 uplatn\u011bn\u00ed, od pr\u016fmyslov\u00fdch \u0159ezn\u00fdch n\u00e1stroj\u016f, keramick\u00fdch izol\u00e1tor\u016f pro zapalovac\u00ed sv\u00ed\u010dky a elektrick\u00e9 transform\u00e1tory a\u017e po potahov\u00e1n\u00ed vnit\u0159n\u00edch sod\u00edkov\u00fdch pouli\u010dn\u00edch lamp.<\/p>\n
\u0160ablony bezpe\u010dnostn\u00edch list\u016f UL vy\u017eaduj\u00ed, aby tato \u010d\u00e1st obsahovala doporu\u010den\u00ed pro spr\u00e1vn\u00e9 postupy likvidace, co\u017e m\u016f\u017ee zahrnovat uveden\u00ed schv\u00e1len\u00fdch n\u00e1dob na likvidaci, rady pro jejich zaji\u0161t\u011bn\u00ed b\u011bhem p\u0159epravy nebo pokyny pro zabr\u00e1n\u011bn\u00ed vniknut\u00ed kontaminovan\u00e9ho materi\u00e1lu do \u017eivotn\u00edho prost\u0159ed\u00ed. Mohou tak\u00e9 obsahovat formulaci, kter\u00e1 nedoporu\u010duje likvidaci odpadn\u00edmi vodami a upozor\u0148uje, \u017ee oxid hlinit\u00fd v dodan\u00e9 podob\u011b nep\u0159edstavuje nebezpe\u010dn\u00fd odpad podle p\u0159epravn\u00edch p\u0159edpis\u016f. Pokud byl oxid hlinit\u00fd kontaminov\u00e1n jin\u00fdmi zpracovatelsk\u00fdmi chemik\u00e1liemi, mus\u00ed b\u00fdt s t\u011bmito kontaminanty nakl\u00e1d\u00e1no podle platn\u00fdch p\u0159epravn\u00edch p\u0159edpis\u016f. Pokud p\u0159\u00edslu\u0161n\u00e9 p\u0159edpisy tyto informace poskytuj\u00ed, mus\u00ed b\u00fdt v t\u00e9to \u010d\u00e1sti bezpe\u010dnostn\u00edch list\u016f UL uvedeno, kde lze tyto informace nal\u00e9zt; nav\u00edc by m\u011bla b\u00fdt uvedena data jejich p\u0159\u00edpravy nebo revize a m\u00edsto, kde byly p\u0159ipraveny nebo revidov\u00e1ny naposledy. Pro bezpe\u010dnost a blaho zam\u011bstnanc\u016f na pracovi\u0161ti je nezbytn\u00e9, aby bezpe\u010dnostn\u00ed listy z\u016fstaly snadno p\u0159\u00edstupn\u00e9 a aby byla ur\u010dena jedna nebo v\u00edce osob, kter\u00e9 je budou udr\u017eovat.<\/p>\n
Hlin\u00edk se z\u00edsk\u00e1v\u00e1 z bauxitu, rudy, kter\u00e1 p\u0159irozen\u011b obsahuje r\u016fzn\u00e9 koncentrace oxid\u016f hlin\u00edku obsahuj\u00edc\u00edch vodu, a pou\u017e\u00edv\u00e1 se k taven\u00ed kovov\u00e9ho hlin\u00edku a v pokro\u010dil\u00fdch keramick\u00fdch a chemick\u00fdch aplikac\u00edch. Hlin\u00edk se tak\u00e9 p\u0159irozen\u011b vyskytuje v podob\u011b drah\u00fdch kamen\u016f, jako je korund a rub\u00edn; jejich barva je d\u00e1na ne\u010distotami, kter\u00e9 t\u011bmto hornin\u00e1m dod\u00e1vaj\u00ed jedine\u010dn\u00e9 odst\u00edny.<\/p>\n
Aktivovan\u00fd oxid hlinit\u00fd lze pou\u017e\u00edt jako katalytick\u00fd substr\u00e1t i jako adsorbent k odstran\u011bn\u00ed vody z plyn\u016f a kapalin. Hlinit\u00fd oxid hlinit\u00fd, kter\u00fd tvo\u0159\u00ed p\u0159ibli\u017en\u011b 90 % celkov\u00e9 produkce, se dopravuje p\u0159\u00edmo do hlin\u00edk\u00e1ren, kde se elektrolyzuje na kovov\u00fd hlin\u00edk. Kalcinovan\u00fd oxid hlinit\u00fd se pou\u017e\u00edv\u00e1 v mnoha keramick\u00fdch v\u00fdrobc\u00edch, v\u010detn\u011b izol\u00e1tor\u016f zapalovac\u00edch sv\u00ed\u010dek a integrovan\u00fdch obvod\u016f, kostn\u00edch implant\u00e1t\u016f, laboratorn\u00edho n\u00e1dob\u00ed, brusn\u00fdch pap\u00edr\u016f a brusn\u00fdch kotou\u010d\u016f, jako\u017e i \u017e\u00e1ruvzdorn\u00fdch vyzd\u00edvek pr\u016fmyslov\u00fdch pec\u00ed.<\/p>\n
Hlin\u00edk je ned\u00edlnou sou\u010d\u00e1st\u00ed technick\u00e9 keramiky, materi\u00e1l\u016f, kter\u00e9 v sob\u011b spojuj\u00ed fyzik\u00e1ln\u00ed i chemick\u00e9 vlastnosti. Krom\u011b vysok\u00e9 pevnosti a odolnosti proti korozi m\u00e1 oxid hlinit\u00fd tak\u00e9 schopnost odol\u00e1vat provozu p\u0159i velmi vysok\u00fdch teplot\u00e1ch - d\u00edky tomu je vhodn\u00fd pro pou\u017eit\u00ed jako ochrann\u00e9 trubky pro \u010derpadla a plynov\u00e9 n\u00e1doby ve vysokotlak\u00fdch sod\u00edkov\u00fdch pouli\u010dn\u00edch lamp\u00e1ch.<\/p>\n
Podle p\u0159epravn\u00edch p\u0159edpis\u016f tento v\u00fdrobek nespad\u00e1 do kategorie nebezpe\u010dn\u00fdch nebo nebezpe\u010dn\u00fdch v\u00fdrobk\u016f. Pou\u017eit\u00fd materi\u00e1l kontaminovan\u00fd technologick\u00fdmi materi\u00e1ly m\u016f\u017ee p\u0159edstavovat odli\u0161n\u00e9 nebezpe\u010d\u00ed\/vlastnosti, kter\u00e9 by m\u011bly b\u00fdt odpov\u00eddaj\u00edc\u00edm zp\u016fsobem \u0159e\u0161eny.<\/p>\n
Nebezpe\u010d\u00ed spojen\u00e1 s vdechnut\u00edm, po\u017eit\u00edm a kontaktem s k\u016f\u017e\u00ed: P\u0159i vdechnut\u00ed prachu okam\u017eit\u011b vypl\u00e1chn\u011bte o\u010di velk\u00fdm mno\u017estv\u00edm vody a teprve pot\u00e9 vyhledejte l\u00e9ka\u0159skou pomoc p\u0159i po\u017eit\u00ed. V p\u0159\u00edpad\u011b kontaktu s k\u016f\u017e\u00ed odstra\u0148te kontaminovan\u00fd od\u011bv a d\u016fkladn\u011b jej omyjte vodou a m\u00fddlem, v p\u0159\u00edpad\u011b po\u017e\u00e1ru pou\u017eijte k jeho uha\u0161en\u00ed vhodn\u00e9 hasic\u00ed prost\u0159edky.<\/p>\n
Tento bezpe\u010dnostn\u00ed list byl p\u0159ipraven dodavatelem s vyu\u017eit\u00edm \u0161ablony bezpe\u010dnostn\u00edho listu UL. Spole\u010dnost UL neprovedla testy, certifikaci ani schv\u00e1len\u00ed t\u00e9to l\u00e1tky a nezaru\u010duje jej\u00ed bezpe\u010dnost pro zam\u00fd\u0161len\u00e1 pou\u017eit\u00ed. Datab\u00e1ze UL se op\u00edr\u00e1 o informace poskytnut\u00e9 dodavateli nebo reprodukovan\u00e9 z ve\u0159ejn\u011b p\u0159\u00edstupn\u00fdch zdroj\u016f regula\u010dn\u00edch \u00fadaj\u016f.<\/p>","protected":false},"excerpt":{"rendered":"
Alumina (CaO3) is an essential starting material for aluminum smelting and industrial ceramic production, serving as the starting material of […]<\/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-104","post","type-post","status-publish","format-standard","hentry","category-alumina-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/aluminaceramics.net\/cs\/wp-json\/wp\/v2\/posts\/104","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aluminaceramics.net\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aluminaceramics.net\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aluminaceramics.net\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aluminaceramics.net\/cs\/wp-json\/wp\/v2\/comments?post=104"}],"version-history":[{"count":1,"href":"https:\/\/aluminaceramics.net\/cs\/wp-json\/wp\/v2\/posts\/104\/revisions"}],"predecessor-version":[{"id":105,"href":"https:\/\/aluminaceramics.net\/cs\/wp-json\/wp\/v2\/posts\/104\/revisions\/105"}],"wp:attachment":[{"href":"https:\/\/aluminaceramics.net\/cs\/wp-json\/wp\/v2\/media?parent=104"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aluminaceramics.net\/cs\/wp-json\/wp\/v2\/categories?post=104"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aluminaceramics.net\/cs\/wp-json\/wp\/v2\/tags?post=104"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}