Oxid hlinit\u00fd (Al2O3) je cenovo dostupn\u00e1, v\u0161estrann\u00e1 a dlhodob\u00e1 mo\u017enos\u0165 tryskania, ktor\u00e1 dobre funguje na r\u00f4znych materi\u00e1loch, ako je kov a drevo.<\/p>\n
Oxid hlinit\u00fd sa dod\u00e1va v hned\u00fdch, bielych a ru\u017eov\u00fdch variantoch, ktor\u00e9 sp\u013a\u0148aj\u00fa r\u00f4zne \u00farovne odolnosti a vytv\u00e1raj\u00fa hlad\u0161ie povrchy. Biele a ru\u017eov\u00e9 varianty sa kazia r\u00fdchlej\u0161ie ako hned\u00e9, ale v\u00fdborne sa pou\u017e\u00edvaj\u00fa na m\u00e4kk\u00e9 drevo a kovy.<\/p>\n
Karbid krem\u00edka (SiC) je h\u00fa\u017eevnat\u00fd a dlhotrvaj\u00faci br\u00fasny materi\u00e1l dostupn\u00fd v r\u00f4znych zrnitostiach na le\u0161tenie kovov, skla, mramoru a dreven\u00fdch povrchov, odstra\u0148ovanie hrdze, zu\u0161\u013each\u0165ovanie dreva, ako aj na mokr\u00e9 br\u00fasenie.<\/p>\n
Tvrd\u00e9 a ostr\u00e9 povrchy, ako s\u00fa povrchy automobilov, maj\u00fa z pou\u017e\u00edvania t\u00fdchto kame\u0148ov najv\u00e4\u010d\u0161\u00ed \u00fa\u017eitok; v\u010faka svojej tvrdosti a ostrosti s\u00fa vhodn\u00e9 napr\u00edklad na le\u0161tenie v automobilovom priemysle. M\u00e4k\u0161ie dreviny alebo n\u00e1tery by sa nemali pou\u017e\u00edva\u0165, preto\u017ee by mohli by\u0165 pr\u00edli\u0161 agres\u00edvne a sp\u00f4sobi\u0165 po\u0161kodenie; navy\u0161e ich tvar a drobivos\u0165 m\u00f4\u017eu vies\u0165 k ne\u00famyseln\u00e9mu po\u0161kriabaniu, preto\u017ee sa l\u00e1mu na dlh\u00e9 a \u0161picat\u00e9 zrn\u00e1, ktor\u00e9 za sebou zanech\u00e1vaj\u00fa trval\u00e9 jazvy.<\/p>\n
Taven\u00fd oxid hlinit\u00fd (zn\u00e1my aj ako oxid hlinit\u00fd) je tvrd\u00fd a odoln\u00fd materi\u00e1l, ktor\u00fd sa pou\u017e\u00edva na v\u00fdrobu nekovov\u00fdch br\u00fasnych materi\u00e1lov, ako je keramika a elektronika, a to v\u010faka vysok\u00e9mu bodu topenia, elektroizola\u010dn\u00fdm vlastnostiam, chemickej stabilite, odolnosti proti kor\u00f3zii a vhodnosti na mokr\u00e9 br\u00fasenie. Bohu\u017eia\u013e, pri br\u00fasen\u00ed materi\u00e1lov s vysokou pevnos\u0165ou v \u0165ahu nedr\u017e\u00ed tak dobre svoju hranu; opotrebenie je v\u00fdraznej\u0161ie.<\/p>\n
Karbid krem\u00edka m\u00f4\u017ee ma\u0165 tvrd\u0161ie a ostrej\u0161ie zrn\u00e1, ale je menej odoln\u00fd ako oxid hlinit\u00fd kv\u00f4li svojmu krehk\u00e9mu a \u00fazkemu tvaru, ktor\u00fd sa \u010dasom r\u00fdchlo opotrebuje.<\/p>\n
Oxid hlinit\u00fd pon\u00faka odolnej\u0161iu \u0161trukt\u00faru zrna s dlhotrvaj\u00facimi v\u00fdsledkami ako S\/C, v\u010faka \u010domu je ide\u00e1lny na pou\u017eitie na r\u00f4znych materi\u00e1loch, ako je napr\u00edklad tit\u00e1n. Okrem toho je v\u010faka svojej nekontaminuj\u00facej povahe ob\u013e\u00faben\u00fd v leteckom priemysle, ako aj na pou\u017eitie pri br\u00fasen\u00ed kovov, ako je tit\u00e1n.<\/p>\n
Profesion\u00e1lni spracovatelia dreva pou\u017e\u00edvaj\u00fa brusivo z oxidu hlinit\u00e9ho alebo karbidu krem\u00edka v z\u00e1vislosti od tvrdosti a po\u017eadovanej povrchovej \u00fapravy dreva. Oxid hlin\u00edka sa zvy\u010dajne uprednost\u0148uje pri po\u017eadovan\u00fdch hladk\u00fdch povrchov\u00fdch \u00faprav\u00e1ch; karbid krem\u00edka m\u00f4\u017ee by\u0165 vhodnej\u0161\u00ed na zlo\u017eitej\u0161ie, dekorat\u00edvne projekty alebo jemn\u00e9 pr\u00e1ce s detailmi. Obidve br\u00fasiv\u00e1 sa m\u00f4\u017eu pou\u017e\u00edva\u0165 za mokra alebo za sucha; karbid krem\u00edka v\u0161ak vynik\u00e1 lep\u0161ou odolnos\u0165ou vo\u010di zan\u00e1\u0161aniu a zachovan\u00edm reznej sily po\u010das dlh\u0161ieho \u010dasu.<\/p>\n
Karbid krem\u00edka je tvrd\u0161\u00ed a ostrej\u0161\u00ed ako oxid hlinit\u00fd, \u010do z neho rob\u00ed ide\u00e1lny materi\u00e1l na opracovanie \u0165a\u017eko pr\u00edstupn\u00fdch povrchov. Jeho zrn\u00e1 ostr\u00e9 ako britva umo\u017e\u0148uj\u00fa \u013eahk\u00e9 rezanie skla, plastov a drevovl\u00e1knit\u00fdch dosiek strednej hustoty \u013eahk\u00fdm tlakom; nedok\u00e1\u017ee v\u0161ak reza\u0165 kovy alebo tvrd\u00e9 drevo.<\/p>\n
Abraz\u00edvum z oxidu hlinit\u00e9ho je odolnej\u0161ie, tak\u017ee jeho opotrebenie sa \u010dasom zni\u017euje pomal\u0161ie, \u010do znamen\u00e1, \u017ee je potrebn\u00e1 \u010dastej\u0161ia v\u00fdmena ako pri in\u00fdch mo\u017enostiach. Aj ke\u010f je keramick\u00fd materi\u00e1l st\u00e1le vhodn\u00fd na v\u0161eobecn\u00e9 aplik\u00e1cie tryskania, vy\u017eaduje si \u010dastej\u0161iu v\u00fdmenu ako jeho kolegovia.<\/p>\n
Pri v\u00fdbere br\u00fasiva pre svoj \u010fal\u0161\u00ed projekt si m\u00f4\u017eete vybra\u0165 medzi karbidom krem\u00edka a taven\u00fdm oxidom hlinit\u00fdm v z\u00e1vislosti od materi\u00e1lu, po\u017eadovanej povrchovej \u00fapravy, ve\u013ekosti a rozsahu. Ke\u010f\u017ee sa oba v\u00fdrobky v\u00fdrazne l\u00ed\u0161ia zlo\u017een\u00edm a vlastnos\u0165ami, ka\u017ed\u00fd typ by sa mal pou\u017e\u00edva\u0165 primerane - oxid hlinit\u00fd m\u00f4\u017ee by\u0165 vhodnej\u0161\u00ed na drsn\u00e9 kovov\u00e9, dreven\u00e9 a lakovan\u00e9 povrchy, zatia\u013e \u010do karbid krem\u00edka sa najlep\u0161ie osved\u010d\u00ed na m\u00e4kk\u00fdch povrchoch, ako je ko\u017ea.<\/p>\n
Karbid krem\u00edka sa pou\u017e\u00edva v keramick\u00fdch materi\u00e1loch a tvrd\u00fdch nekovoch. Okrem toho je uzn\u00e1vanou vo\u013ebou na le\u0161tenie kovov v\u010faka svojej neagres\u00edvnej povahe - nevznik\u00e1 pri \u0148om nadmern\u00e9 teplo, ani sa pod povrchom nezne\u010dis\u0165uje povrch obrobku.<\/p>\n
Ostr\u00e9 a tvrd\u0161ie br\u00fasne zrn\u00e1 karbidu krem\u00edka umo\u017e\u0148uj\u00fa \u013eahk\u00e9 rezanie skla, plastov a drevovl\u00e1knit\u00fdch dosiek strednej hustoty pri pou\u017eit\u00ed pod miernym tlakom, ale nedok\u00e1\u017eu \u013eahko reza\u0165 kov alebo tvrd\u00e9 drevo kv\u00f4li svojej krehkej povahe a u\u017e\u0161iemu tvaru. Okrem toho si oxid hlinit\u00fd zachov\u00e1va svoje rezn\u00e9 hrany aj pri v\u00e4\u010d\u0161om za\u0165a\u017een\u00ed, preto\u017ee je pru\u017enej\u0161\u00ed.<\/p>\n
Oxid hlinit\u00fd je v\u010faka svojej dlh\u0161ej \u017eivotnosti a schopnosti odol\u00e1va\u0165 vysok\u00fdm teplot\u00e1m najob\u013e\u00fabenej\u0161\u00edm povrchov\u00fdm materi\u00e1lom na br\u00fasenie dreva. Prach oxidu hlinit\u00e9ho m\u00f4\u017ee pri vdychovan\u00ed vo vysok\u00fdch koncentr\u00e1ci\u00e1ch dr\u00e1\u017edi\u0165 o\u010di a d\u00fdchacie cesty; pri pr\u00e1ci s t\u00fdmto materi\u00e1lom je preto potrebn\u00e9 zabezpe\u010di\u0165 spr\u00e1vne vetranie a ochrann\u00e9 pom\u00f4cky.<\/p>","protected":false},"excerpt":{"rendered":"
Aluminum oxide (Al2O3) is an affordable, versatile, and long-term blasting option, and works well on multiple materials such as metal and wood. Aluminum oxide comes in brown, white and pink variants to meet different levels of durability and create smoother finishes. White and pink variants deteriorate faster than brown varieties but work great with soft […]<\/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-196","post","type-post","status-publish","format-standard","hentry","category-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/posts\/196","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=196"}],"version-history":[{"count":1,"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/posts\/196\/revisions"}],"predecessor-version":[{"id":197,"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/posts\/196\/revisions\/197"}],"wp:attachment":[{"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/media?parent=196"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/categories?post=196"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/sk\/wp-json\/wp\/v2\/tags?post=196"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}