Oce\u013e a hlin\u00edk sa m\u00f4\u017eu zda\u0165 ako dve nepravdepodobn\u00e9 dvojice, ale ich kombin\u00e1ciou vznik\u00e1 ide\u00e1lny kompozitn\u00fd materi\u00e1l. Hlin\u00edkov\u00e1 oce\u013e vyu\u017e\u00edva v\u00fdhody pevnosti a odolnosti proti kor\u00f3zii oboch materi\u00e1lov a vytv\u00e1ra mimoriadne univerz\u00e1lny hybridn\u00fd materi\u00e1l.<\/p>\n
Hlin\u00edkov\u00e1 oce\u013e m\u00e1 mnoho aplik\u00e1ci\u00ed, od tlmi\u010dov hluku a\u017e po kuchynsk\u00fd riad. Dobre odr\u00e1\u017ea s\u00e1lav\u00e9 teplo a dok\u00e1\u017ee odol\u00e1va\u0165 teplot\u00e1m, ktor\u00e9 in\u00e9 ocele nedok\u00e1\u017eu.<\/p>\n
Hlin\u00edkov\u00e1 oce\u013e kombinuje svoju pevnos\u0165 s povrchov\u00fdmi vlastnos\u0165ami hlin\u00edka a vytv\u00e1ra materi\u00e1l s vynikaj\u00facou tepelnou odolnos\u0165ou a estetick\u00fdmi vlastnos\u0165ami, ktor\u00fd je vhodn\u00fd do vysokoteplotn\u00fdch podmienok a z\u00e1rove\u0148 vyzer\u00e1 atrakt\u00edvne. Aluminizovan\u00e1 oce\u013e je odolnej\u0161ia vo\u010di teplu ako jej pozinkovan\u00fd n\u00e1protivok, pri\u010dom si zachov\u00e1va pevnej\u0161iu \u0161truktur\u00e1lnu integritu ako nehrdzavej\u00faca oce\u013e na priemyseln\u00e9 pou\u017eitie.<\/p>\n
Prim\u00e1rnym sp\u00f4sobom v\u00fdroby aluminizovanej ocele je pon\u00e1ranie za tepla. T\u00e1to met\u00f3da zah\u0155\u0148a ponorenie ocele do kade s hlin\u00edkom, \u010d\u00edm sa na nej vytvor\u00ed povlak zo zliatiny hlin\u00edka a krem\u00edka, ktor\u00fd zvy\u0161uje jej \u0165a\u017enos\u0165 aj odolnos\u0165 proti kor\u00f3zii a rob\u00ed ju odolnej\u0161ou vo\u010di teplu a kor\u00f3zii ako \u0161tandardn\u00e1 uhl\u00edkov\u00e1 oce\u013e.<\/p>\n
Tento povlak je ve\u013emi univerz\u00e1lny a mo\u017eno ho pou\u017ei\u0165 v priemyselnom aj komer\u010dnom prostred\u00ed na r\u00f4zne \u00fa\u010dely. M\u00f4\u017ee sa valcova\u0165, reza\u0165, formova\u0165 a oh\u00fdba\u0165 do zlo\u017eit\u00fdch tvarov bez toho, aby stratil svoje \u017eiaruvzdorn\u00e9 vlastnosti; techniky zv\u00e1rania musia by\u0165 tie\u017e spr\u00e1vne vykonan\u00e9, aby sa zabr\u00e1nilo zlyhaniu spojov.<\/p>\n
Hlin\u00edkov\u00e1 oce\u013e m\u00e1 schopnos\u0165 odol\u00e1va\u0165 kyselin\u00e1m a kondenz\u00e1cii bez toho, aby podliehala kor\u00f3zii, a to v\u010faka hlin\u00edkovo-krem\u00edkov\u00e9mu povlaku, ktor\u00fd p\u00f4sob\u00ed ako ochrann\u00fd \u0161t\u00edt medzi \u0148ou a okol\u00edm. Po\u0161kriaban\u00fd alebo po\u0161koden\u00fd povrch v\u0161ak umo\u017en\u00ed kor\u00f3ziu jej oce\u013eov\u00e9ho jadra; z tohto d\u00f4vodu sa pri pr\u00e1ci s t\u00fdmto materi\u00e1lom odpor\u00fa\u010da pou\u017e\u00edva\u0165 silik\u00f3nov\u00e9 alebo plastov\u00e9 n\u00e1radie a vyh\u00fdba\u0165 sa \u00faderom ostr\u00fdmi predmetmi, ktor\u00e9 by mohli po\u0161kodi\u0165 alebo po\u0161kriaba\u0165 jeho ochrann\u00fd \u0161t\u00edt.<\/p>\n
Hlin\u00edkovan\u00e1 oce\u013e vynik\u00e1 svojou tepelnou odolnos\u0165ou aj odrazivos\u0165ou, pri\u010dom povlak je schopn\u00fd odola\u0165 teplot\u00e1m a\u017e 900 F, ne\u017e za\u010dne degradova\u0165, a odr\u00e1\u017ea a\u017e 80% tepla, ktor\u00e9 na\u0148 dopad\u00e1, sp\u00e4\u0165 von ako sveteln\u00e9 \u017eiarenie - v\u010faka tomu je ide\u00e1lny na pou\u017eitie v ochrann\u00fdch odevoch, ako je v\u00fdstroj, ktor\u00fa nosia hasi\u010di.<\/p>\n
Hlin\u00edkov\u00fa oce\u013e mo\u017eno pou\u017ei\u0165 na stre\u0161n\u00e9 krytiny a obklady, kryty kondenz\u00e1torov klimatiz\u00e1cie, su\u0161i\u010dky, z\u00e1sobn\u00edky na obilie a su\u0161iarne. V pr\u00edpade aplik\u00e1ci\u00ed, ktor\u00e9 si vy\u017eaduj\u00fa e\u0161te vy\u0161\u0161iu odolnos\u0165 proti kor\u00f3zii, sa aluminizovan\u00e1 oce\u013e typu 2 m\u00f4\u017ee vyr\u00e1ba\u0165 kaloriz\u00e1ciou; ide o ponorenie ocele do hlin\u00edkovej zmesi za extr\u00e9mnych tepeln\u00fdch podmienok pred jej podroben\u00edm kaloriz\u00e1cii; nakoniec sa na jej povrchu vytvor\u00ed mimoriadne odoln\u00e1 hlin\u00edkov\u00e1 vrstva a vytvor\u00ed sa na nej mimoriadne dlhotrvaj\u00faci hlin\u00edkov\u00fd povrchov\u00fd povlak.<\/p>\n
Oce\u013e je pevn\u00fd materi\u00e1l, ale v ur\u010dit\u00fdch prostrediach m\u00f4\u017ee korodova\u0165. Hlin\u00edk vyu\u017e\u00edva obe vlastnosti - pevnos\u0165 ocele v kombin\u00e1cii s odolnos\u0165ou hlin\u00edka vo\u010di kor\u00f3zii - a vytv\u00e1ra ide\u00e1lny materi\u00e1l vhodn\u00fd na aplik\u00e1cie v oblasti tepla a odolnosti.<\/p>\n
Aluminizovan\u00e1 oce\u013e vznik\u00e1, ke\u010f sa be\u017en\u00e1 uhl\u00edkov\u00e1 oce\u013e pokryje povlakom zo zliatiny hlin\u00edka a krem\u00edka obsahuj\u00facim 5-11% krem\u00edka na podporu pri\u013enavosti medzi jej povrchom a z\u00e1kladn\u00fdm kovom. T\u00fdm sa medzi oce\u013eou a hlin\u00edkom vytvor\u00ed siln\u00e1 kovov\u00e1 v\u00e4zba, ktor\u00e1 odol\u00e1 extr\u00e9mnym teplot\u00e1m bez toho, aby \u010dasom do\u0161lo ku kor\u00f3zii.<\/p>\n
Oce\u013e a hlin\u00edk sa bez probl\u00e9mov sp\u00e1jaj\u00fa v tomto v\u0161estrannom materi\u00e1li, ktor\u00fd sa \u0161iroko vyu\u017e\u00edva v priemysle aj v dom\u00e1cnosti na r\u00f4zne aplik\u00e1cie, od dom\u00e1cich spotrebi\u010dov, ako s\u00fa tlmi\u010de hluku, r\u00fary, spor\u00e1ky, ohrieva\u010de, krby, hor\u00e1ky na grilovanie a pek\u00e1\u010de, a\u017e po strechy, bo\u010dn\u00e9 n\u00e1dr\u017ee a z\u00e1sobn\u00edky na obilie - a dokonca aj priemyseln\u00e9 potrubia na prenos pary alebo kysel\u00edn!<\/p>\n
Jedn\u00fdm z d\u00f4vodov, pre\u010do je hlin\u00edkovo-hlin\u00edkov\u00e1 oce\u013e odolnej\u0161ia vo\u010di kor\u00f3zii, je vrstva hlin\u00edka a krem\u00edka, ktor\u00e1 p\u00f4sob\u00ed ako \u00fa\u010dinn\u00e1 bari\u00e9ra medzi \u0148ou a oxida\u010dn\u00fdmi prvkami, \u010d\u00edm zabra\u0148uje vzniku hrdze na jej povrchu. Okrem toho jej oxidov\u00e1 vrstva p\u00f4sob\u00ed ako obetovan\u00e1 an\u00f3da; pon\u00faka ochranu oceli pod \u0148ou t\u00fdm, \u017ee sa sama obetavo vzd\u00e1va funkcie an\u00f3dy. Okrem toho sa pri miernych oper\u00e1ci\u00e1ch tv\u00e1rnenia, pradenia a \u0165ahania jeho ochrann\u00e1 vrstva nijako v\u00fdrazne neodlupuje ani neodlupuje.<\/p>\n
Hlin\u00edkov\u00fa oce\u013e mo\u017eno zv\u00e1ra\u0165 rovnako ako be\u017en\u00fa uhl\u00edkov\u00fa oce\u013e, \u010do z nej rob\u00ed vynikaj\u00facu vo\u013ebu pre aplik\u00e1cie vy\u017eaduj\u00face trvanlivos\u0165 a odolnos\u0165 proti kor\u00f3zii. Hlin\u00edkovan\u00e1 oce\u013e sa \u010dasto pou\u017e\u00edva pri stavebn\u00fdch projektoch, ktor\u00e9 musia odol\u00e1va\u0165 vysok\u00fdm teplot\u00e1m a z\u00e1rove\u0148 si zachova\u0165 \u0161truktur\u00e1lnu integritu, ako s\u00fa napr\u00edklad v\u00fdmurovky pec\u00ed a kotlov, s\u00fa\u010dasti vozidiel, napr\u00edklad bezpe\u010dnostn\u00e9 klietky, nosn\u00edky dver\u00ed, k\u00fdvacie li\u0161ty a st\u013apiky, alebo v\u00fdmurovky pec\u00ed a kotlov. Na toto pou\u017eitie s\u00fa obzvl\u00e1\u0161\u0165 vhodn\u00e9 hlin\u00edkov\u00e9 ocele tvrdite\u013en\u00e9 lisovan\u00edm Usibor s povlakmi zo zliatiny hlin\u00edka a krem\u00edka s pevnos\u0165ou v \u0165ahu a\u017e do 1 500 MPa, preto\u017ee ich odolnos\u0165 proti sp\u00e4tn\u00e9mu pru\u017eeniu umo\u017e\u0148uje v\u00fdrobu zlo\u017eit\u00fdch tvarov pri vysok\u00fdch \u00farovniach pevnosti bez probl\u00e9mov so sp\u00e4tn\u00fdm pru\u017een\u00edm.<\/p>\n
Hlin\u00edk je ove\u013ea pevnej\u0161\u00ed ako oce\u013e, a preto lep\u0161ie odol\u00e1va tlaku, preto\u017ee vydr\u017e\u00ed viac ako dvakr\u00e1t v\u00e4\u010d\u0161iu hmotnos\u0165, ne\u017e sa pod tlakom zlom\u00ed. In\u017einieri v\u0161ak pri meran\u00ed odolnosti materi\u00e1lu ber\u00fa do \u00favahy aj in\u00e9 faktory; pri hodnoten\u00ed odolnosti sa pozeraj\u00fa na to, ako dobre materi\u00e1l zn\u00e1\u0161a opakovan\u00e9 nam\u00e1hanie a za\u0165a\u017eenie; na tento \u00fa\u010del pou\u017e\u00edvaj\u00fa r\u00f4zne mechanick\u00e9 testovacie met\u00f3dy.<\/p>\n
Pri posudzovan\u00ed \u017eivotnosti hlin\u00edka je najprv nevyhnutn\u00e9 pos\u00fadi\u0165 jeho odolnos\u0165 vo\u010di kor\u00f3zii a vysok\u00fdm teplot\u00e1m. Hlin\u00edkovanie chr\u00e1ni oce\u013e t\u00fdm, \u017ee ju pokr\u00fdva zliatinou hlin\u00edka a krem\u00edka, ktor\u00e1 ju chr\u00e1ni pred oxid\u00e1ciou a extr\u00e9mnymi teplotami; okrem toho je zn\u00e1me, \u017ee odr\u00e1\u017ea a\u017e 80% prich\u00e1dzaj\u00faceho \u017eiarenia, \u010do jej pom\u00e1ha odv\u00e1dza\u0165 teplo efekt\u00edvnej\u0161ie ako tradi\u010dn\u00e9 met\u00f3dy povrchovej \u00fapravy.<\/p>\n
Hlin\u00edkov\u00e1 oce\u013e ponoren\u00e1 za tepla sa vyr\u00e1ba v dvoch z\u00e1kladn\u00fdch variantoch, typ 1 a 2. Ka\u017ed\u00e1 z nich poskytuje jedine\u010dn\u00e9 vlastnosti a aplik\u00e1cie. Typ 1 sa vyzna\u010duje povlakom zo zliatiny hlin\u00edka a krem\u00edka, ktor\u00fd obsahuje 5-11% krem\u00edka na dosiahnutie vynikaj\u00facej pri\u013enavosti; najlep\u0161ie sa pou\u017e\u00edva vo v\u00fdrobkoch, kde s\u00fa k\u013e\u00fa\u010dov\u00fdmi faktormi odolnos\u0165 proti kor\u00f3zii a z\u00e1rove\u0148 vysok\u00e1 tepeln\u00e1 odolnos\u0165, ako s\u00fa tlmi\u010de hluku, pece\/ran\u017ee\/vykurovacie zariadenia\/ohrieva\u010de vody\/krby.<\/p>\n
Ke\u010f\u017ee aluminizovan\u00e1 oce\u013e je spojen\u00edm vlastnost\u00ed ocele a hlin\u00edka, je vynikaj\u00facou vo\u013ebou materi\u00e1lu pre priemyseln\u00e9 aplik\u00e1cie vy\u017eaduj\u00face pevnos\u0165 a odolnos\u0165 proti kor\u00f3zii. Hlin\u00edkov\u00fa oce\u013e mo\u017eno oh\u00fdba\u0165, zv\u00e1ra\u0165, valcova\u0165 alebo vlnit, pri\u010dom si zachov\u00e1va tv\u00e1rnos\u0165 aj pri vystaven\u00ed vysok\u00fdm teplot\u00e1m. Navy\u0161e jej hlin\u00edkovo-krem\u00edkov\u00fd povlak poskytuje v\u00fdnimo\u010dn\u00fa odolnos\u0165 proti kor\u00f3zii a teplu, ktor\u00e1 zabra\u0148uje \u010fal\u0161ej oxid\u00e1cii alebo deform\u00e1cii jej z\u00e1kladnej oce\u013eovej vrstvy.<\/p>\n
Okrem toho je aluminizovan\u00fd povlak vysoko odoln\u00fd vo\u010di chemick\u00fdm vplyvom; odol\u00e1va vysok\u00fdm koncentr\u00e1ci\u00e1m kyseliny s\u00edrovej, kyseliny fosfore\u010dnej a s\u00f3dneho l\u00fahu bez kor\u00f3zie alebo leptania - v\u010faka tomu je aluminizovan\u00e1 oce\u013e ide\u00e1lnou vo\u013ebou pre automobilov\u00e9, komer\u010dn\u00e9 a priemyseln\u00e9 aplik\u00e1cie, ktor\u00e9 pravidelne prich\u00e1dzaj\u00fa do kontaktu s drsn\u00fdmi chemik\u00e1liami a vysok\u00fdmi teplotami. Okrem toho je aluminizovan\u00e1 oce\u013e \u00fa\u010dinnou n\u00e1dobou na pitn\u00fa vodu, preto\u017ee znesie vy\u0161\u0161ie koncentr\u00e1cie chl\u00f3ru bez toho, aby sa \u010dasom znehodnotila.<\/p>","protected":false},"excerpt":{"rendered":"
Steel and aluminum may seem like two unlikely pairings, but their combination produces an ideal composite material when combined. Aluminized […]<\/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-38","post","type-post","status-publish","format-standard","hentry","category-alumina-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/aluminaceramics.net\/sk\/wp-json\/wp\/v2\/posts\/38","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aluminaceramics.net\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aluminaceramics.net\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aluminaceramics.net\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aluminaceramics.net\/sk\/wp-json\/wp\/v2\/comments?post=38"}],"version-history":[{"count":1,"href":"https:\/\/aluminaceramics.net\/sk\/wp-json\/wp\/v2\/posts\/38\/revisions"}],"predecessor-version":[{"id":39,"href":"https:\/\/aluminaceramics.net\/sk\/wp-json\/wp\/v2\/posts\/38\/revisions\/39"}],"wp:attachment":[{"href":"https:\/\/aluminaceramics.net\/sk\/wp-json\/wp\/v2\/media?parent=38"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aluminaceramics.net\/sk\/wp-json\/wp\/v2\/categories?post=38"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aluminaceramics.net\/sk\/wp-json\/wp\/v2\/tags?post=38"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}