Karbid k\u0159em\u00edku se pou\u017e\u00edv\u00e1 k le\u0161t\u011bn\u00ed kamenn\u00fdch a mramorov\u00fdch povrch\u016f. Krom\u011b toho m\u016f\u017ee tak\u00e9 odstra\u0148ovat rez, odstra\u0148ovat ot\u0159epy z kov\u016f a skla a zu\u0161lech\u0165ovat povrchy d\u0159ev\u011bn\u00fdch podlah.<\/p>\n
Hydroxidov\u00fd keramick\u00fd materi\u00e1l m\u00e1 vysokou odolnost proti ot\u011bru a tepelnou rozta\u017enost, co\u017e jej \u010din\u00ed \u017e\u00e1douc\u00edm pro pou\u017eit\u00ed jako zrcadla v astronomick\u00fdch dalekohledech. Vyr\u00e1b\u00ed se ve form\u011b pr\u00e1\u0161ku i krystal\u016f a n\u011bkdy se brous\u00ed do drahokam\u016f zn\u00e1m\u00fdch jako moissanitov\u00e9 drahokamy.<\/p>\n
Brusn\u00fd k\u00e1men z karbidu k\u0159em\u00edku spole\u010dnosti Allied je mimo\u0159\u00e1dn\u011b v\u0161estrann\u00e9 um\u011bl\u00e9 brusivo, kter\u00e9 se \u0161iroce pou\u017e\u00edv\u00e1 p\u0159i \u0159ad\u011b \u00fakol\u016f. Proto\u017ee je tvrd\u0161\u00ed a k\u0159eh\u010d\u00ed ne\u017e b\u011b\u017en\u00e9 brusivo z oxidu hlinit\u00e9ho, je tato konkr\u00e9tn\u00ed odr\u016fda vhodn\u00e1 pro materi\u00e1ly s ni\u017e\u0161\u00ed pevnost\u00ed v tahu, jako je \u0161ed\u00e1 litina, mosaz, olovo a tvrd\u00e1 nekovov\u00e1 keramika.<\/p>\n
Moissanit se vyskytuje tak\u00e9 v podob\u011b drah\u00e9ho kamene; v\u011bt\u0161inou se vyr\u00e1b\u00ed synteticky taven\u00edm oxidu k\u0159emi\u010dit\u00e9ho s uhl\u00edkem v elektrick\u00fdch odporov\u00fdch pec\u00edch.<\/p>\n
Brusn\u00e9 kameny z karbidu k\u0159em\u00edku se vyr\u00e1b\u011bj\u00ed v r\u016fzn\u00fdch struktur\u00e1ch, aby vyhovovaly r\u016fzn\u00fdm proces\u016fm, p\u0159i\u010dem\u017e otev\u0159en\u00fd nebo por\u00e9zn\u00ed kotou\u010d je lep\u0161\u00ed pro odstra\u0148ov\u00e1n\u00ed t\u0159\u00edsek, tak\u017ee je vhodn\u00fd pro m\u011bkk\u00e9 materi\u00e1ly. Hust\u0161\u00ed kotou\u010d s t\u011bsn\u011bj\u0161\u00edm t\u011bsn\u011bn\u00edm m\u016f\u017ee b\u00fdt nejvhodn\u011bj\u0161\u00ed pro tvrd\u0161\u00ed materi\u00e1ly, proto\u017ee si d\u00e9le zachov\u00e1 svou ostrost. Karbid k\u0159em\u00edku na\u0161el uplatn\u011bn\u00ed tak\u00e9 jako sv\u011bteln\u00e9 diody a detektory pro ran\u00e1 r\u00e1dia a tak\u00e9 jako n\u00e1stroje, nap\u0159\u00edklad vrt\u00e1ky a \u0159ezn\u00e9 \u010depele.<\/p>\n
Brusiva jako ned\u00edln\u00e9 sou\u010d\u00e1sti v\u00fdrobn\u00edch proces\u016f hraj\u00ed z\u00e1sadn\u00ed roli. Brusiva jsou nepostradateln\u00e1 - od vyhlazov\u00e1n\u00ed svar\u016f na stavb\u00e1ch a\u017e po le\u0161t\u011bn\u00ed vst\u0159ikovac\u00edch forem pro dom\u00e1c\u00ed spot\u0159ebi\u010de - a zejm\u00e9na zelen\u00e9 brusn\u00e9 kameny z karbidu k\u0159em\u00edku mezi nimi zauj\u00edmaj\u00ed nesm\u00edrn\u011b v\u00fdznamn\u00e9 m\u00edsto.<\/p>\n
Brusivo je chemick\u00e1 slou\u010denina k\u0159em\u00edku a uhl\u00edku, kter\u00e1 se vyr\u00e1b\u00ed sp\u00e9k\u00e1n\u00edm. M\u016f\u017ee vznikat p\u0159irozen\u011b jako miner\u00e1l moissanit nebo se m\u016f\u017ee vyr\u00e1b\u011bt hromadn\u011b pomoc\u00ed p\u00edsku (k\u0159em\u00edku) a koksu (uhl\u00edku) z elektrick\u00fdch odporov\u00fdch pec\u00ed.<\/p>\n
Zelen\u00fd karbid k\u0159em\u00edku se od \u010dern\u00e9ho karbidu k\u0159em\u00edku li\u0161\u00ed \u010distotou, tvrdost\u00ed a drobivost\u00ed, proto\u017ee m\u00e1 krystali\u010dt\u011bj\u0161\u00ed slo\u017een\u00ed ne\u017e jeho \u010dern\u00fd prot\u011bj\u0161ek. Jako takov\u00fd dok\u00e1\u017ee \u0159ezat kovy s n\u00edzkou pevnost\u00ed v tahu i nekovov\u00e9 materi\u00e1ly, jako je sklokeramika a tov\u00e1rn\u00ed materi\u00e1ly - je tedy vynikaj\u00edc\u00edm brusivem pro brou\u0161en\u00ed kov\u016f a jin\u00fdch tvrd\u00fdch k\u0159ehk\u00fdch materi\u00e1l\u016f, jako jsou keramick\u00e9 dla\u017edice. P\u0159esto\u017ee je k\u0159eh\u010d\u00ed ne\u017e oxid hlinit\u00fd a m\u016f\u017ee se rychleji opot\u0159ebov\u00e1vat, spr\u00e1vn\u00e9 postupy \u00fadr\u017eby by m\u011bly prodlou\u017eit jeho \u017eivotnost p\u0159i dlouhodob\u00e9m pou\u017e\u00edv\u00e1n\u00ed.<\/p>\n
Karbid k\u0159em\u00edku (SiC) zauj\u00edm\u00e1 mezi brusivy v\u00fdznamn\u00e9 m\u00edsto. Lze jej pou\u017e\u00edt pro r\u016fzn\u00e9 aplikace od lept\u00e1n\u00ed sklen\u011bn\u00fdch a keramick\u00fdch povrch\u016f, \u0159ez\u00e1n\u00ed kamene a keramick\u00fdch materi\u00e1l\u016f, brou\u0161en\u00ed kovov\u00fdch povrch\u016f a vyhlazov\u00e1n\u00ed svar\u016f na stavb\u00e1ch - a to je jen n\u011bkolik p\u0159\u00edklad\u016f! SiC je tvrd\u0161\u00ed ne\u017e oxid hlinit\u00fd, ale pru\u017en\u011bj\u0161\u00ed ne\u017e diamantov\u00e9 nebo cBN alternativy, a proto nab\u00edz\u00ed \u010detn\u00e1 vyu\u017eit\u00ed v \u0159ad\u011b obor\u016f.<\/p>\n
Moissanit obsahuje karbid k\u0159em\u00edku p\u0159irozen\u011b, ale vyr\u00e1b\u00ed se jako pr\u00e1\u0161ek a krystal pro pou\u017eit\u00ed jako brusivo. Karbid k\u0159em\u00edku je tak\u00e9 ned\u00edlnou sou\u010d\u00e1st\u00ed polovodi\u010dov\u00e9 elektroniky, slou\u017e\u00ed jako ot\u011bruvzdorn\u00fd povlak na kolech i vrt\u00e1c\u00edch, fr\u00e9z\u00e1ch a brusn\u00fdch kamenech - nezapome\u0148me na v\u00fdvoj povlakov\u011b odoln\u00fdch n\u00e1stroj\u016f, jako jsou vrt\u00e1ky, fr\u00e9zy a brusn\u00e9 kameny!<\/p>\n
Zelen\u00fd karbid k\u0159em\u00edku se vyr\u00e1b\u00ed v elektrick\u00fdch odporov\u00fdch pec\u00edch ze sm\u011bsi p\u00edsku a koksu. Vyzna\u010duje se vy\u0161\u0161\u00ed tvrdost\u00ed ne\u017e jeho \u010dern\u00fd prot\u011bj\u0161ek a drobivost\u00ed pro snadn\u011bj\u0161\u00ed brou\u0161en\u00ed hrub\u00fdch materi\u00e1l\u016f. Krom\u011b toho je tato odr\u016fda m\u00e9n\u011b k\u0159ehk\u00e1 a m\u00e1 vy\u0161\u0161\u00ed tepelnou odolnost; d\u00edky tomu je vhodn\u00e1 pro pou\u017eit\u00ed se sklotextiln\u00edmi a prysky\u0159i\u010dn\u00fdmi spoji.<\/p>\n
P\u0159i pr\u00e1ci s brusn\u00fdm kamenem je nezbytn\u00e9 dodr\u017eovat v\u0161echna nezbytn\u00e1 bezpe\u010dnostn\u00ed opat\u0159en\u00ed. Pat\u0159\u00ed mezi n\u011b no\u0161en\u00ed ochrann\u00fdch br\u00fdl\u00ed, rukavic a masky proti prachu, abyste se vyhnuli vdechov\u00e1n\u00ed jemn\u00fdch \u010d\u00e1stic vznikaj\u00edc\u00edch b\u011bhem procesu. D\u00e1le se ujist\u011bte, \u017ee je aktivn\u00ed sp\u00edna\u010d mrtv\u00e9ho chodu, abyste m\u011bli jistotu, \u017ee stroj nepob\u011b\u017e\u00ed bez dozoru.<\/p>\n
Karbid k\u0159em\u00edku je v\u0161eobecn\u011b pova\u017eov\u00e1n za jeden z nejost\u0159ej\u0161\u00edch a nejrychlej\u0161\u00edch brusn\u00fdch materi\u00e1l\u016f pro mnoho aplikac\u00ed, av\u0161ak jeho k\u0159ehk\u00e1 zrna a mal\u00e1 velikost \u010d\u00e1stic omezuj\u00ed v n\u011bkter\u00fdch p\u0159\u00edpadech jeho trvanlivost. Proto se toto brusivo nejl\u00e9pe pou\u017e\u00edv\u00e1 na materi\u00e1ly s n\u00edzkou pevnost\u00ed v tahu, kter\u00e9 vy\u017eaduj\u00ed aplikace s ni\u017e\u0161\u00edm tlakem, jako jsou kovy.<\/p>\n
Zelen\u00e1 brusiva z karbidu k\u0159em\u00edku pat\u0159\u00ed k nejtvrd\u0161\u00edm dostupn\u00fdm brusiv\u016fm a p\u0159i spr\u00e1vn\u00e9m pou\u017eit\u00ed poskytuj\u00ed dlouhodob\u00fd v\u00fdkon. Aby se prodlou\u017eila jejich \u017eivotnost, m\u011bli by u\u017eivatel\u00e9 kameny pravideln\u011b obtahovat a skladovat je ve vzduchot\u011bsn\u00e9m prost\u0159ed\u00ed, aby nedo\u0161lo k jejich po\u0161kozen\u00ed vlivem vlhkosti nebo zm\u011bn teploty. P\u0159i spr\u00e1vn\u00e9m pou\u017eit\u00ed nab\u00edzej\u00ed tyto kameny efektivn\u00ed a ekonomick\u00e9 \u0159e\u0161en\u00ed pro \u0159adu brusn\u00fdch aplikac\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"
Silicon carbide is used for polishing stone and marble surfaces. Additionally, it can also remove rust, deburr metals and glasses, […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","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":[3],"tags":[],"class_list":["post-32","post","type-post","status-publish","format-standard","hentry","category-sic-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/posts\/32","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/comments?post=32"}],"version-history":[{"count":1,"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/posts\/32\/revisions"}],"predecessor-version":[{"id":33,"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/posts\/32\/revisions\/33"}],"wp:attachment":[{"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/media?parent=32"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/categories?post=32"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/cs\/wp-json\/wp\/v2\/tags?post=32"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}