{"id":475,"date":"2024-06-20T10:35:27","date_gmt":"2024-06-20T02:35:27","guid":{"rendered":"https:\/\/ceramicatijolart.com\/?p=475"},"modified":"2024-06-20T10:35:27","modified_gmt":"2024-06-20T02:35:27","slug":"silicon-carbide-cte","status":"publish","type":"post","link":"https:\/\/ceramicatijolart.com\/sk\/silicon-carbide-cte\/","title":{"rendered":"Karbid krem\u00edka CTe"},"content":{"rendered":"<p>Karbid krem\u00edka cte je jedn\u00fdm z naj\u013eah\u0161\u00edch, najtvrd\u0161\u00edch a najpevnej\u0161\u00edch keramick\u00fdch materi\u00e1lov na trhu. Vyzna\u010duje sa vynikaj\u00facou odolnos\u0165ou vo\u010di kyselin\u00e1m, ako aj n\u00edzkou tepelnou vodivos\u0165ou a tepelnou roz\u0165a\u017enos\u0165ou a odol\u00e1va extr\u00e9mnym teplot\u00e1m bez probl\u00e9mov s tepelnou roz\u0165a\u017enos\u0165ou.<\/p>\n<p>Kry\u0161talick\u00fd graf\u00e9n m\u00e1 vrstevnat\u00fa kry\u0161t\u00e1lov\u00fa \u0161trukt\u00faru a vyskytuje sa v nieko\u013ek\u00fdch polytypoch, ktor\u00e9 sa l\u00ed\u0161ia len porad\u00edm vrstiev. V\u0161etky maj\u00fa charakteristick\u00e9 elektronick\u00e9 p\u00e1sy; z t\u00fdchto modifik\u00e1ci\u00ed m\u00e1 beta modifik\u00e1cia obzvl\u00e1\u0161\u0165 atrakt\u00edvne vlastnosti.<\/p>\n<h2>Mechanick\u00e9 vlastnosti<\/h2>\n<p>Karbid krem\u00edka (SiC) je v\u00fdnimo\u010dn\u00e1 technick\u00e1 keramika, ktor\u00e1 sa stala nenahradite\u013en\u00fdm materi\u00e1lom v modern\u00fdch technologick\u00fdch aplik\u00e1ci\u00e1ch. Tento \u010diernosiv\u00fd a\u017e siv\u00fd materi\u00e1l vynik\u00e1 t\u00fdm, \u017ee je hustej\u0161\u00ed ako mnoh\u00e9 be\u017en\u00e9 keramiky, ale menej hust\u00fd ako mnoh\u00e9 kovy; v\u010faka vynikaj\u00facim mechanick\u00fdm vlastnostiam a tepelnej stabilite predstavuje SiC vynikaj\u00face rie\u0161enie v n\u00e1ro\u010dn\u00fdch prostrediach, kde by tradi\u010dn\u00e9 materi\u00e1ly mohli zlyha\u0165.<\/p>\n<p>Karbid krem\u00edka cte sa sklad\u00e1 z mrie\u017eky v\u00e4zieb medzi at\u00f3mami uhl\u00edka a krem\u00edka, ktor\u00e9 vytv\u00e1raj\u00fa mimoriadne odoln\u00fd, pevn\u00fd materi\u00e1l s vynikaj\u00facou odolnos\u0165ou proti opotrebovaniu a oxida\u010dn\u00fdm vlastnostiam, ktor\u00fd spo\u013eahlivo pracuje v extr\u00e9mnych prostrediach, ako s\u00fa pece, roztaven\u00e9 kovy a petrochemick\u00fd priemysel.<\/p>\n<p>V\u010faka vynikaj\u00facej chemickej inertnosti je polykarbon\u00e1t ide\u00e1lny na bezpe\u010dn\u00fa pr\u00e1cu v n\u00e1ro\u010dn\u00fdch chemick\u00fdch prostrediach, ktor\u00e9 by r\u00fdchlo znehodnotili krehkej\u0161ie materi\u00e1ly, ako napr\u00edklad pri v\u00fdrobe ocele, petroch\u00e9mie a keramiky, kde sa chemick\u00e9 zl\u00fa\u010deniny \u010dasto pou\u017e\u00edvaj\u00fa ako suroviny alebo katalyz\u00e1tory na podporu funk\u010dnosti v\u00fdrobkov. V\u010faka tejto vlastnosti je polykarbon\u00e1t mimoriadne vhodn\u00fd na spo\u013eahliv\u00fa pr\u00e1cu v t\u00fdchto podmienkach.<\/p>\n<p>Keramika z karbidu krem\u00edka je zn\u00e1ma svojou vysokou odolnos\u0165ou, m\u00e1 vy\u0161\u0161\u00ed Youngov modul ako v\u00e4\u010d\u0161ina keramick\u00fdch materi\u00e1lov, aby odolala n\u00e1razom, ktor\u00e9 by inak mohli sp\u00f4sobi\u0165 prasknutie alebo zlomenie menej kvalitn\u00fdch materi\u00e1lov, a poskytuje ochranu pred zlomeninami alebo prasklinami sp\u00f4soben\u00fdmi n\u00e1razmi, ktor\u00e9 by sp\u00f4sobili prasknutie menej kvalitn\u00fdch materi\u00e1lov, ako s\u00fa mlyny, br\u00fasky, expand\u00e9ry alebo extrud\u00e9ry. V\u010faka tejto vlastnosti sa za\u010dal be\u017ene pou\u017e\u00edva\u0165 v mlynoch, br\u00faskach, expand\u00e9roch alebo extrud\u00e9roch, kde by mohlo d\u00f4js\u0165 k po\u0161kodeniu v d\u00f4sledku opotrebovania.<\/p>\n<p>Karbid krem\u00edka ako priemyseln\u00e1 keramika odol\u00e1va drsn\u00fdm podmienkam prostredia, ako s\u00fa extr\u00e9mne teploty, chemick\u00e1 kor\u00f3zia a abr\u00e1zia. Okrem toho t\u00e1to vysoko odoln\u00e1 keramika dok\u00e1\u017ee odol\u00e1va\u0165 vysok\u00fdm \u00farovniam mechanick\u00e9ho nam\u00e1hania, ke\u010f odol\u00e1va tlaku a\u017e 240 MPa a pevnosti v \u0165ahu 10 GPa.<\/p>\n<p>Podobne ako in\u00e1 technick\u00e1 keramika, aj karbid krem\u00edka vykazuje extr\u00e9mne n\u00edzky koeficient tepelnej roz\u0165a\u017enosti (CTE), ktor\u00fd mu umo\u017e\u0148uje zachova\u0165 si \u0161trukt\u00faru pri teplotn\u00fdch v\u00fdkyvoch. V\u010faka tejto vlastnosti je karbid krem\u00edka nevyhnutn\u00fd v polovodi\u010dov\u00fdch aplik\u00e1ci\u00e1ch, kde musia vysok\u00e9 v\u00fdkony pracova\u0165 pri intenz\u00edvnych teplotn\u00fdch zmen\u00e1ch. Okrem toho sa karbid krem\u00edka m\u00f4\u017ee pochv\u00e1li\u0165 v\u00fdnimo\u010dnou mechanickou pevnos\u0165ou - Youngov modul presahuj\u00faci 400 MPa poskytuje dobr\u00fa rozmerov\u00fa stabilitu.<\/p>\n<h2>Tepeln\u00e9 vlastnosti<\/h2>\n<p>Karbid krem\u00edka je extr\u00e9mne pevn\u00fd a pru\u017en\u00fd materi\u00e1l, ktor\u00fd je schopn\u00fd odol\u00e1va\u0165 extr\u00e9mnym teplot\u00e1m, je chemicky inertn\u00fd a nehor\u013eav\u00fd, \u010do z neho rob\u00ed ide\u00e1lny materi\u00e1l pre n\u00e1ro\u010dn\u00e9 podmienky, ako je 3D tla\u010d, v\u00fdroba balistiky, energetick\u00e9 technol\u00f3gie alebo v\u00fdroba papiera. Okrem toho m\u00e1 karbid krem\u00edka n\u00edzku \u00farove\u0148 toxikologickej toxicity, a preto je vhodn\u00fd na mnoh\u00e9 aplik\u00e1cie, kde by kovy inak nefungovali.<\/p>\n<p>Karbid krem\u00edka CTE pon\u00faka vynikaj\u00face tepeln\u00e9 vlastnosti na pou\u017eitie v aplik\u00e1ci\u00e1ch pri zv\u00fd\u0161en\u00fdch teplot\u00e1ch vr\u00e1tane polovodi\u010dov a elektronick\u00fdch zariaden\u00ed. Jeho vynikaj\u00faca teplotn\u00e1 stabilita pom\u00e1ha predch\u00e1dza\u0165 degrad\u00e1cii v d\u00f4sledku hor\u00facich miest v zariadeniach, zatia\u013e \u010do jeho n\u00edzka teplotn\u00e1 roz\u0165a\u017enos\u0165 odol\u00e1va ve\u013ek\u00fdm zmen\u00e1m bez nam\u00e1hania spojov alebo praskania - v\u00fdsledkom je spo\u013eahliv\u00fd v\u00fdkon pri zv\u00fd\u0161en\u00fdch teplot\u00e1ch. SiC m\u00e1 v\u00fdrazne ni\u017e\u0161\u00ed koeficient tepelnej roz\u0165a\u017enosti (CTE), v\u010faka \u010domu je pri zn\u00e1\u0161an\u00ed tak\u00e9hoto nam\u00e1hania spo\u013eahlivej\u0161\u00ed ako kovov\u00e9 materi\u00e1ly.<\/p>\n<p>Historick\u00e9 met\u00f3dy v\u00fdroby karbidu krem\u00edka zah\u0155\u0148ali zahrievanie zmesi \u00edlu (kremi\u010ditanu hlinit\u00e9ho) a pr\u00e1\u0161kov\u00e9ho koksu v \u017eeleznej miske, pri\u010dom Edward Goodrich Acheson sa zasl\u00fa\u017eil o v\u00fdrobu ve\u013ek\u00e9ho mno\u017estva v roku 1891; jeho v\u00fdrobok sa stal zn\u00e1my ako karborundum. Dnes sa v\u0161ak m\u00f4\u017ee vyr\u00e1ba\u0165 aj rozp\u00fa\u0161\u0165an\u00edm uhl\u00edka v kvapalnom krem\u00edku alebo taven\u00edm karbidu v\u00e1pnika a oxidu kremi\u010dit\u00e9ho, alebo pomocou elektrick\u00fdch pec\u00ed na redukciu krem\u00edka uhl\u00edkom.<\/p>\n<p>Karbid krem\u00edka je vynikaj\u00faci vodi\u010d tepla s tepelnou vodivos\u0165ou pribli\u017ene dvakr\u00e1t vy\u0161\u0161ou ako \u010dist\u00e1 me\u010f, m\u00e1 n\u00edzku tepeln\u00fa roz\u0165a\u017enos\u0165 a je odoln\u00fd vo\u010di tepeln\u00fdm \u0161okom.<\/p>\n<p>Karbid krem\u00edka je ob\u013e\u00faben\u00fd \u017eiaruvzdorn\u00fd materi\u00e1l v\u010faka svojej pevnosti, tuhosti a tepeln\u00fdm vlastnostiam; na Mohsovej stupnici tvrdosti je na deviatom mieste nad oxidom hlinit\u00fdm, ale pod diamantom. V\u010faka tejto univerz\u00e1lnosti je vynikaj\u00facou vo\u013ebou pre zrkadl\u00e1 astronomick\u00fdch teleskopov.<\/p>\n<p>Tepeln\u00e9 vlastnosti p\u00f3rovit\u00e9ho karbidu krem\u00edka mo\u017eno zlep\u0161i\u0165 pridan\u00edm pr\u00edsad, ako je b\u00f3r alebo hor\u010d\u00edk, \u010d\u00edm sa zlep\u0161\u00ed l\u00e1mavos\u0165 a modul pru\u017enosti, \u010d\u00edm sa zv\u00fd\u0161i v\u00fdkon v n\u00e1ro\u010dn\u00fdch prostrediach.<\/p>\n<h2>Chemick\u00e9 vlastnosti<\/h2>\n<p>Karbid krem\u00edka (SiC), be\u017ene ozna\u010dovan\u00fd ako karborundum, je jedn\u00fdm z k\u013e\u00fa\u010dov\u00fdch priemyseln\u00fdch keramick\u00fdch materi\u00e1lov. Prv\u00fdkr\u00e1t ho synteticky vyrobil Edward Acheson v roku 1891 a je to jedna z najtvrd\u0161\u00edch l\u00e1tok na Zemi - druh\u00e1 po diamante na Mohsovej stupnici tvrdosti - SiC je vysoko odoln\u00fd proti kor\u00f3zii a oderu a poskytuje v\u00fdnimo\u010dn\u00fa odolnos\u0165 proti tepeln\u00fdm \u0161okom - vlastnosti, ktor\u00e9 ho robia neocenite\u013enou s\u00fa\u010das\u0165ou priemyseln\u00fdch a vojensk\u00fdch zariaden\u00ed.<\/p>\n<p>SiC je inertn\u00fd materi\u00e1l zlo\u017een\u00fd zo siln\u00fdch v\u00e4zieb medzi at\u00f3mami uhl\u00edka a krem\u00edka, ktor\u00e9 mu dod\u00e1vaj\u00fa mimoriadnu tvrdos\u0165, mechanick\u00fa pevnos\u0165, vysok\u00e9 teploty topenia a varu, n\u00edzku hustotu a tepeln\u00fa vodivos\u0165. Vysok\u00e1 chemick\u00e1 zotrva\u010dnos\u0165 SiC mu umo\u017e\u0148uje odol\u00e1va\u0165 kor\u00f3zii sp\u00f4sobenej so\u013eami, kyselinami, z\u00e1sadami a troskami, pri\u010dom za be\u017en\u00fdch okolnost\u00ed zost\u00e1va neovplyvnen\u00fd vzduchom alebo parou - hoci pri vystaven\u00ed kysl\u00e9mu prostrediu alebo zahriatiu pri vy\u0161\u0161\u00edch teplot\u00e1ch m\u00f4\u017ee r\u00fdchlo d\u00f4js\u0165 k r\u00fdchlej oxid\u00e1cii.<\/p>\n<p>SiC m\u00e1 mnoho r\u00f4znych chemick\u00fdch vlastnost\u00ed, ktor\u00e9 z\u00e1visia od jeho kry\u0161talografickej \u0161trukt\u00fary a zlo\u017eenia. R\u00f4zne polytypy alebo kry\u0161t\u00e1lov\u00e9 formy SiC vykazuj\u00fa rozdielne polovodi\u010dov\u00e9 vlastnosti z\u00e1visl\u00e9 od \u0161trukt\u00fary a orient\u00e1cie v r\u00e1mci mrie\u017ekovej \u0161trukt\u00fary - napr\u00edklad 6H SiC vykazuje v\u00fdrazne vy\u0161\u0161iu pohyblivos\u0165 elektr\u00f3nov v porovnan\u00ed s 3C a 4H formami materi\u00e1lu.<\/p>\n<p>Karbid krem\u00edka sa m\u00f4\u017ee pochv\u00e1li\u0165 p\u00f4sobiv\u00fdmi fyzik\u00e1lnymi a chemick\u00fdmi vlastnos\u0165ami, ktor\u00e9 z neho robia vynikaj\u00faci materi\u00e1l na pou\u017eitie v jadrov\u00fdch reaktoroch, vr\u00e1tane toho, \u017ee je nereakt\u00edvny s n\u00edzkym prierezom neutr\u00f3nov a vynikaj\u00facou odolnos\u0165ou vo\u010di po\u0161kodeniu \u017eiaren\u00edm. Karbid krem\u00edka je preto vynikaj\u00facou vo\u013ebou materi\u00e1lu.<\/p>\n<p>SiC sa v pr\u00edrode vyskytuje ako \u010dierny miner\u00e1l naz\u00fdvan\u00fd moissanit, ktor\u00fd sa nach\u00e1dza len vo ve\u013emi obmedzenom mno\u017estve v korundov\u00fdch lo\u017eisk\u00e1ch a kimberlitov\u00fdch r\u00farach, hoci sa d\u00e1 syntetizova\u0165 aj umelo v laborat\u00f3ri\u00e1ch. V\u00e4\u010d\u0161ina prirodzene sa vyskytuj\u00faceho moissanitu sa \u0165a\u017e\u00ed v ka\u0148one Diablo v Arizone, kde sa pou\u017e\u00edva na v\u00fdrobu syntetick\u00fdch diamantov - hoci medzi \u010fal\u0161ie zdroje patria meteority a pieskovec. V\u00e4\u010d\u0161ina SiC pred\u00e1van\u00e9ho na celom svete sa vyr\u00e1ba synteticky na pou\u017eitie ako abraz\u00edvum, pr\u00edsada do ocele, kon\u0161truk\u010dn\u00fd keramick\u00fd komponent alebo komponent polovodi\u010dovej elektroniky - naj\u010dastej\u0161ie sa v\u0161ak na celom svete pred\u00e1va synteticky vyroben\u00fd s pou\u017eit\u00edm komponentov a aplik\u00e1ci\u00ed polovodi\u010dovej elektroniky.<\/p>\n<h2>Elektrick\u00e9 vlastnosti<\/h2>\n<p>Karbid krem\u00edka v kry\u0161talickej forme je polovodi\u010d so \u0161irok\u00fdm energetick\u00fdm p\u00e1smom a atrakt\u00edvnym vlastnostn\u00fdm profilom, vr\u00e1tane v\u00fdnimo\u010dne vysok\u00e9ho elektrick\u00e9ho prierazn\u00e9ho po\u013ea a vysokej r\u00fdchlosti nas\u00fdtenia nosi\u010dov n\u00e1boja. Okrem toho sa karbid krem\u00edka m\u00f4\u017ee pochv\u00e1li\u0165 trikr\u00e1t vy\u0161\u0161ou tepelnou vodivos\u0165ou ako Si a je inertn\u00fd vo\u010di chemik\u00e1li\u00e1m, \u010do z neho rob\u00ed vynikaj\u00faci materi\u00e1l na pou\u017eitie v elektrick\u00fdch a optoelektronick\u00fdch aplik\u00e1ci\u00e1ch.<\/p>\n<p>Univerz\u00e1lne vlastnosti karbidu krem\u00edka z neho robia k\u013e\u00fa\u010dov\u00fd stavebn\u00fd prvok v modern\u00fdch technologick\u00fdch a priemyseln\u00fdch aplik\u00e1ci\u00e1ch, ktor\u00e9 vy\u017eaduj\u00fa stabilitu, \u00fa\u010dinnos\u0165 a odolnos\u0165. Jeho schopnos\u0165 odol\u00e1va\u0165 extr\u00e9mnym teplot\u00e1m a z\u00e1rove\u0148 odol\u00e1va\u0165 chemick\u00fdm reakci\u00e1m z neho rob\u00ed neocenite\u013en\u00fa s\u00fa\u010das\u0165 pokro\u010dil\u00fdch syst\u00e9mov, ktor\u00e9 pracuj\u00fa v extr\u00e9mnych podmienkach.<\/p>\n<p>Karbid krem\u00edka m\u00e1 neobvykl\u00fa kry\u0161t\u00e1lov\u00fa \u0161trukt\u00faru, ktor\u00e1 sa vyzna\u010duje siln\u00fdmi chemick\u00fdmi v\u00e4zbami medzi at\u00f3mami uhl\u00edka a krem\u00edka, v\u010faka \u010domu sa vyzna\u010duje tvrdos\u0165ou, chemickou inertnos\u0165ou, tepelnou stabilitou a tepelnou vodivos\u0165ou, ktor\u00e9 ho robia vhodn\u00fdm do extr\u00e9mnych prostred\u00ed.<\/p>\n<p>Na rozdiel od mnoh\u00fdch keramick\u00fdch materi\u00e1lov SiC nestr\u00e1ca pevnos\u0165 pri r\u00f4znych teplot\u00e1ch a zost\u00e1va neporu\u0161en\u00fd aj v n\u00e1ro\u010dn\u00fdch podmienkach prostredia. Okrem toho je inertn\u00fd vo\u010di kyselin\u00e1m a chemik\u00e1li\u00e1m vyskytuj\u00facim sa v jeho okol\u00ed, \u010do zni\u017euje potenci\u00e1l po\u0161kodenia mechanick\u00fdch komponentov alebo prostred\u00ed vystaven\u00fdch intenz\u00edvnym podmienkam prostredia.<\/p>\n<p>Z chemick\u00e9ho h\u013eadiska je najcharakteristickej\u0161ou vlastnos\u0165ou keramiky jej nerozpustnos\u0165 vo vode a alkohole - t\u00e1to vlastnos\u0165 ju odli\u0161uje od be\u017en\u00fdch keramick\u00fdch materi\u00e1lov, ako aj od niektor\u00fdch kovov, a dokazuje jej odolnos\u0165 v n\u00e1ro\u010dn\u00fdch chemick\u00fdch prostrediach.<\/p>\n<p>Karbid krem\u00edka sa vyzna\u010duje n\u00edzkym koeficientom tepelnej roz\u0165a\u017enosti a v\u00fdnimo\u010dnou pevnos\u0165ou pri zv\u00fd\u0161en\u00fdch teplot\u00e1ch, v\u010faka \u010domu je ide\u00e1lny pre n\u00e1ro\u010dn\u00e9 aplik\u00e1cie a \u0161pi\u010dkov\u00e9 technologick\u00e9 prostredia. Okrem toho je v\u010faka svojej nerozpustnosti rozumnou vo\u013ebou v podmienkach vysok\u00e9ho tlaku, kde by in\u00e9 materi\u00e1ly \u010dasom erodovali alebo degradovali.<\/p>\n<p>Karbid krem\u00edka m\u00e1 mnoho aplik\u00e1ci\u00ed v technol\u00f3gii dynamick\u00e9ho tesnenia, ako s\u00fa trecie lo\u017eisk\u00e1 a mechanick\u00e9 tesnenia pou\u017e\u00edvan\u00e9 v \u010derpadl\u00e1ch a pohonn\u00fdch syst\u00e9moch. Okrem toho karbid krem\u00edka mo\u017eno n\u00e1js\u0165 aj v balistickej technol\u00f3gii, energetickej technol\u00f3gii, v procesoch v\u00fdroby papiera a ako s\u00fa\u010das\u0165 potrubn\u00fdch syst\u00e9mov. Okrem toho je tento materi\u00e1l atrakt\u00edvnou vo\u013ebou pre 3D tla\u010d v\u010faka svojej v\u00fdnimo\u010dnej \u017eivotnosti v n\u00e1ro\u010dn\u00fdch podmienkach vysok\u00e9ho tlaku za hor\u00faca.<\/p>","protected":false},"excerpt":{"rendered":"<p>Silicon carbide cte is one of the lightest, hardest, and strongest ceramic materials on the market. It offers excellent resistance to acids as well as low thermal conductivity and thermal expansion rates, and can withstand extreme temperatures without thermal expansion issues. Crystalline graphene features a layered crystal structure and comes in several polytypes that differ [&hellip;]<\/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-475","post","type-post","status-publish","format-standard","hentry","category-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/posts\/475","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/comments?post=475"}],"version-history":[{"count":1,"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/posts\/475\/revisions"}],"predecessor-version":[{"id":476,"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/posts\/475\/revisions\/476"}],"wp:attachment":[{"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/media?parent=475"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/categories?post=475"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/tags?post=475"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}