{"id":404,"date":"2021-04-05T19:06:46","date_gmt":"2021-04-05T11:06:46","guid":{"rendered":"http:\/\/siliconcarbide.net\/?p=404"},"modified":"2023-09-16T19:17:00","modified_gmt":"2023-09-16T11:17:00","slug":"praskovy-karbid-kremiku","status":"publish","type":"post","link":"https:\/\/siliconcarbide.net\/cs\/silicon-carbide-powder\/","title":{"rendered":"pr\u00e1\u0161kov\u00fd karbid k\u0159em\u00edku"},"content":{"rendered":"

Karbid k\u0159em\u00edku pr\u00e1\u0161ek je tak\u00e9 zn\u00e1m\u00fd jako smirkov\u00fd, produkty jsou hexagon\u00e1ln\u00ed krystaly, specifick\u00e1 hmotnost 3,20-3,25, Mohsova tvrdost 9,2, mikrotvrdost 2840-3320kg\/mm2. karbid k\u0159em\u00edku m\u00e1 vlastnosti stabiln\u00ed chemick\u00e9 vlastnosti, vysok\u00e1 tepeln\u00e1 vodivost, mal\u00fd koeficient tepeln\u00e9 rozta\u017enosti a dobr\u00e1 odolnost proti ot\u011bru.Karbid k\u0159em\u00edku pr\u00e1\u0161ek m\u00e1 mnoho hlavn\u00edch oblast\u00ed pou\u017eit\u00ed, jako je funk\u010dn\u00ed keramika, struktur\u00e1ln\u00ed keramika, pokro\u010dil\u00e9 \u017e\u00e1ruvzdorn\u00e9 materi\u00e1ly, brusiva a metalurgick\u00e9 a tak d\u00e1le.<\/p>\n

(1) Abrazivo<\/p>\n

pr\u00e1\u0161kov\u00fd karbid k\u0159em\u00edku lze pou\u017e\u00edt jako brusn\u00e9 m\u00e9dium nebo pomocn\u00fd materi\u00e1l pro brou\u0161en\u00ed a zpracov\u00e1n\u00ed skla, k\u0159emenn\u00e9ho krystalu, hranolov\u00e9ho krystalu, keramiky, kamene, litiny a n\u011bkter\u00fdch ne\u017eelezn\u00fdch kov\u016f, cementovan\u00e9ho karbidu, slitin titanu, brusn\u00fdch kotou\u010d\u016f na \u0159ezn\u00e9 n\u00e1stroje z rychlo\u0159ezn\u00e9 oceli atd.<\/p>\n

(2) Hutn\u00ed a vysokoteplotn\u00ed \u017e\u00e1ruvzdorn\u00e9 materi\u00e1ly<\/p>\n

Ocel\u00e1\u0159sk\u00e9 aplikace deoxid\u00e1toru karbidu k\u0159em\u00edku a p\u011bnov\u00fdch keramick\u00fdch filtr\u016f, p\u011bnov\u00e9 keramick\u00e9 filtry z karbidu k\u0159em\u00edku s vynikaj\u00edc\u00ed pevnost\u00ed a odolnost\u00ed proti n\u00e1razu p\u0159i vysok\u00fdch teplot\u00e1ch a chemick\u00e9 korozi.Pou\u017eit\u00ed teploty nad 1380 stup\u0148\u016f Celsia, \u0161iroce pou\u017e\u00edvan\u00e9 p\u0159i filtraci roztaven\u00fdch kov\u016f, vysokoteplotn\u00ed \u00faprav\u011b spalin, nosi\u010d\u00edch katalyz\u00e1tor\u016f, pevn\u00fdch v\u00fdm\u011bn\u00edc\u00edch tepla a speci\u00e1ln\u00edch plnivech a dal\u0161\u00edch oblastech.<\/p>\n

(3) Strukturn\u00ed\/funk\u010dn\u00ed keramick\u00e9 materi\u00e1ly (reak\u010dn\u00ed sp\u00e9k\u00e1n\u00ed\/beztlakov\u00e9 sp\u00e9k\u00e1n\u00ed)<\/p>\n

Ide\u00e1ln\u00ed materi\u00e1l pro p\u0159\u00edpravu karbidu k\u0159em\u00edku, jako jsou trubky odoln\u00e9 proti opot\u0159eben\u00ed, ob\u011b\u017en\u00e1 kola, komory \u010derpadel, cyklony, oblo\u017een\u00ed rudn\u00fdch kbel\u00edk\u016f, s \u017eivotnost\u00ed 5-20kr\u00e1t vy\u0161\u0161\u00ed ne\u017e u litiny nebo pry\u017ee, ale tak\u00e9 jeden z ide\u00e1ln\u00edch materi\u00e1l\u016f pro leteckou dr\u00e1hu.Beztlakov\u00e9 slinov\u00e1n\u00ed karbidu k\u0159em\u00edku lze pou\u017e\u00edt pro nepr\u016fst\u0159eln\u00e9 keramick\u00e9 desky, keramick\u00e9 plechy a keramick\u00e9 vlo\u017eky.<\/p>\n

\"pr\u00e1\u0161kov\u00fd<\/a><\/p>\n

\"sic<\/a><\/p>\n

\"\u010dern\u00fd<\/a><\/p>\n

\"pr\u00e1\u0161kov\u00fd<\/a><\/p>\n

\"pr\u00e1\u0161kov\u00fd<\/a><\/p>\n

\"zelen\u00fd<\/a><\/p>\n

\"zelen\u00fd<\/a><\/p>\n

\"zelen\u00fd<\/a><\/p>\n

\"pr\u00e1\u0161ek<\/a><\/p>\n

\"superjemn\u00fd<\/a><\/p>\n

 <\/p>","protected":false},"excerpt":{"rendered":"

Silicon carbide powder is also known as emery, products are hexagonal crystals, specific gravity 3.20-3.25, Mohs hardness 9.2, microhardness 2840-3320kg\/mm2. silicon carbide has the properties of stable chemical properties, high thermal conductivity, small coefficient of thermal expansion, and good abrasion resistance.Silicon carbide powder has many major application areas,such as functional ceramics,structural ceramics, advanced refractories, abrasives […]<\/p>\n","protected":false},"author":1,"featured_media":535,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-404","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-silicon-carbide-powder"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/siliconcarbide.net\/cs\/wp-json\/wp\/v2\/posts\/404","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbide.net\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbide.net\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/cs\/wp-json\/wp\/v2\/comments?post=404"}],"version-history":[{"count":10,"href":"https:\/\/siliconcarbide.net\/cs\/wp-json\/wp\/v2\/posts\/404\/revisions"}],"predecessor-version":[{"id":584,"href":"https:\/\/siliconcarbide.net\/cs\/wp-json\/wp\/v2\/posts\/404\/revisions\/584"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/cs\/wp-json\/wp\/v2\/media\/535"}],"wp:attachment":[{"href":"https:\/\/siliconcarbide.net\/cs\/wp-json\/wp\/v2\/media?parent=404"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbide.net\/cs\/wp-json\/wp\/v2\/categories?post=404"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbide.net\/cs\/wp-json\/wp\/v2\/tags?post=404"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}