{"id":2105,"date":"2026-05-12T05:53:13","date_gmt":"2026-05-12T05:53:13","guid":{"rendered":"https:\/\/www.xkh-ceramics.com\/?post_type=product&p=2105"},"modified":"2026-05-12T05:53:42","modified_gmt":"2026-05-12T05:53:42","slug":"silicon-carbide-sic-ceramic-bearing-balls-for-medical-precision-instruments","status":"publish","type":"product","link":"https:\/\/www.xkh-ceramics.com\/cs\/product\/silicon-carbide-sic-ceramic-bearing-balls-for-medical-precision-instruments\/","title":{"rendered":"Keramick\u00e9 lo\u017eiskov\u00e9 kuli\u010dky z karbidu k\u0159em\u00edku (SiC) pro p\u0159esn\u00e9 l\u00e9ka\u0159sk\u00e9 p\u0159\u00edstroje"},"content":{"rendered":"

\"\"Keramick\u00e9 kuli\u010dky z karbidu k\u0159em\u00edku (SiC) jsou vysoce v\u00fdkonn\u00e9 p\u0159esn\u00e9 sf\u00e9rick\u00e9 sou\u010d\u00e1sti vyr\u00e1b\u011bn\u00e9 z modern\u00edch materi\u00e1l\u016f z karbidu k\u0159em\u00edku \u0159\u00edzen\u00fdm d\u00e1vkov\u00e1n\u00edm, lisov\u00e1n\u00edm a vysokoteplotn\u00edm slinov\u00e1n\u00edm. D\u00edky sv\u00e9 velmi tvrd\u00e9 struktu\u0159e a vynikaj\u00edc\u00ed tepeln\u00e9 a chemick\u00e9 stabilit\u011b se \u0161iroce pou\u017e\u00edvaj\u00ed v p\u0159esn\u00fdch lo\u017eisc\u00edch, l\u00e9ka\u0159sk\u00fdch p\u0159\u00edstroj\u00edch, mechanick\u00fdch t\u011bsn\u011bn\u00edch a \u0161pi\u010dkov\u00fdch pr\u016fmyslov\u00fdch syst\u00e9mech vy\u017eaduj\u00edc\u00edch mimo\u0159\u00e1dnou spolehlivost.<\/p>\n

V porovn\u00e1n\u00ed s b\u011b\u017en\u00fdmi ocelov\u00fdmi nebo korundov\u00fdmi kuli\u010dkami nab\u00edzej\u00ed keramick\u00e9 kuli\u010dky SiC v\u00fdrazn\u011b vy\u0161\u0161\u00ed odolnost proti opot\u0159eben\u00ed, ni\u017e\u0161\u00ed t\u0159en\u00ed a del\u0161\u00ed \u017eivotnost - zejm\u00e9na v n\u00e1ro\u010dn\u00fdch prost\u0159ed\u00edch, jako je vysok\u00e1 rychlost ot\u00e1\u010den\u00ed, vysok\u00e1 teplota a korozivn\u00ed m\u00e9dia.<\/p>\n

\n

Kl\u00ed\u010dov\u00e9 vlastnosti a v\u00fdhody<\/span><\/h1>\n

1. Extr\u00e9mn\u00ed tvrdost a odolnost proti opot\u0159eben\u00ed<\/span><\/h3>\n
    \n
  • Mohsova tvrdost: 9,2 (druh\u00e1 po diamantu)<\/li>\n
  • Vynikaj\u00edc\u00ed odolnost proti od\u011bru a mechanick\u00e9mu opot\u0159eben\u00ed<\/li>\n
  • Ide\u00e1ln\u00ed pro p\u0159esn\u00e1 lo\u017eiska s dlouhou \u017eivotnost\u00ed<\/li>\n<\/ul>\n

    2. Stabilita p\u0159i vysok\u00fdch teplot\u00e1ch<\/span><\/h3>\n
      \n
    • Nep\u0159etr\u017eit\u00fd provoz p\u0159i teplot\u00e1ch nad 1600 \u00b0C<\/li>\n
    • Pokro\u010dil\u00e9 t\u0159\u00eddy odol\u00e1vaj\u00ed a\u017e ~1800\u00b0C-2000\u00b0C<\/li>\n
    • Stabiln\u00ed v\u00fdkon v podm\u00ednk\u00e1ch tepeln\u00e9ho \u0161oku<\/li>\n<\/ul>\n

      3. Vynikaj\u00edc\u00ed odolnost proti korozi<\/span><\/h3>\n
        \n
      • Odolnost v\u016f\u010di siln\u00fdm kyselin\u00e1m, z\u00e1sad\u00e1m a roztaven\u00fdm kov\u016fm.<\/li>\n
      • Vhodn\u00e9 pro l\u00e9ka\u0159sk\u00e9, chemick\u00e9 a \u010dist\u00e9 prost\u0159ed\u00ed.<\/li>\n<\/ul>\n

        4. Vysok\u00e1 tepeln\u00e1 vodivost<\/span><\/h3>\n
          \n
        • Efektivn\u00ed odvod tepla sni\u017euje hromad\u011bn\u00ed tepla<\/li>\n
        • Zlep\u0161uje stabilitu syst\u00e9mu u vysokorychlostn\u00edch za\u0159\u00edzen\u00ed<\/li>\n<\/ul>\n

          5. N\u00edzk\u00e9 t\u0159en\u00ed a vysok\u00e1 p\u0159esnost<\/span><\/h3>\n
            \n
          • Hladk\u00e1 sf\u00e9rick\u00e1 struktura zaji\u0161\u0165uje minim\u00e1ln\u00ed valiv\u00fd odpor<\/li>\n
          • Zvy\u0161uje p\u0159esnost p\u0159esn\u00fdch p\u0159\u00edstroj\u016f a lo\u017eiskov\u00fdch syst\u00e9m\u016f.<\/li>\n<\/ul>\n
            \n

            \"\" \"\" \"\"<\/h1>\n

            Technick\u00e9 specifikace<\/span><\/h1>\n
            \n
            \n\n\n\n\n\n\n\n\n\n\n
            Majetek<\/th>\nHodnota<\/th>\n<\/tr>\n<\/thead>\n
            Obsah SiC<\/td>\n\u226597%<\/td>\n<\/tr>\n
            Maxim\u00e1ln\u00ed teplota<\/td>\n\u22651800\u00b0C<\/td>\n<\/tr>\n
            Tvrdost podle Mohse<\/td>\n9.2<\/td>\n<\/tr>\n
            Pevnost v tlaku<\/td>\n\u2265350 MPa<\/td>\n<\/tr>\n
            Tepeln\u00e1 vodivost<\/td>\nVelmi vysok\u00e1<\/td>\n<\/tr>\n
            Chemick\u00e1 odolnost<\/td>\nVynikaj\u00edc\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
            \n

            Oblasti pou\u017eit\u00ed<\/span><\/h1>\n

            L\u00e9ka\u0159sk\u00e9 a p\u0159esn\u00e9 p\u0159\u00edstroje<\/span><\/h3>\n
              \n
            • Vysoce p\u0159esn\u00e1 mikro\u010dipov\u00e1 lo\u017eiska<\/li>\n
            • Chirurgick\u00e9 a diagnostick\u00e9 vybaven\u00ed<\/li>\n
            • Laboratorn\u00ed automatiza\u010dn\u00ed syst\u00e9my<\/li>\n<\/ul>\n

              Pr\u016fmyslov\u00e1 lo\u017eiska a t\u011bsn\u011bn\u00ed<\/span><\/h3>\n
                \n
              • Vysokorychlostn\u00ed mechanick\u00e1 lo\u017eiska<\/li>\n
              • T\u011bsnic\u00ed syst\u00e9my \u010derpadel a ventil\u016f<\/li>\n
              • P\u0159esn\u00e9 sestavy pro leteck\u00fd a automobilov\u00fd pr\u016fmysl<\/li>\n<\/ul>\n

                Pokro\u010dil\u00e9 in\u017een\u00fdrsk\u00e9 syst\u00e9my<\/span><\/h3>\n
                  \n
                • Sou\u010d\u00e1sti polovodi\u010dov\u00fdch za\u0159\u00edzen\u00ed<\/li>\n
                • Vysokoteplotn\u00ed pece a reaktory<\/li>\n
                • P\u0159esn\u00e1 brusn\u00e1 a le\u0161tic\u00ed m\u00e9dia<\/li>\n<\/ul>\n
                  \n

                  Srovn\u00e1n\u00ed materi\u00e1l\u016f V\u00fdhody<\/span><\/h1>\n
                    \n
                  • Ocelov\u00e9 kuli\u010dky: leh\u010d\u00ed, nekoroduj\u00edc\u00ed, del\u0161\u00ed \u017eivotnost<\/li>\n
                  • Vs Alumina Balls: vy\u0161\u0161\u00ed tvrdost, lep\u0161\u00ed tepeln\u00e1 vodivost<\/li>\n
                  • Vs grafitov\u00e9 materi\u00e1ly: vy\u0161\u0161\u00ed pevnost, \u017e\u00e1dn\u00e9 riziko kontaminace<\/li>\n
                  • Oproti b\u011b\u017en\u00e9 keramice: vy\u0161\u0161\u00ed odolnost proti opot\u0159eben\u00ed a stabilita<\/li>\n<\/ul>\n
                    \n

                    Balen\u00ed a z\u00e1sobov\u00e1n\u00ed<\/span><\/h1>\n
                      \n
                    • P\u0159esn\u00e9 keramick\u00e9 kuli\u010dky: vakuov\u00e9 s\u00e1\u010dky \/ plastov\u00e9 bubny \/ d\u0159ev\u011bn\u00e9 bedny<\/li>\n
                    • Pr\u016fmyslov\u00e1 t\u0159\u00edda: tkan\u00e9 pytle nebo tunov\u00e9 pytle (500-1000 kg)<\/li>\n
                    • K dispozici je vlastn\u00ed balen\u00ed na z\u00e1klad\u011b po\u017eadavk\u016f aplikace<\/li>\n
                    • Skladov\u00e1n\u00ed v such\u00e9m prost\u0159ed\u00ed bez n\u00e1raz\u016f<\/li>\n<\/ul>\n
                      \n

                      \u010casto kladen\u00e9 ot\u00e1zky (FAQ)<\/span><\/h1>\n

                      Ot\u00e1zka 1: Jsou keramick\u00e9 kuli\u010dky z karbidu k\u0159em\u00edku vhodn\u00e9 pro lo\u017eiska zdravotnick\u00fdch za\u0159\u00edzen\u00ed?<\/span><\/h3>\n

                      Ano. Keramick\u00e9 kuli\u010dky SiC s vysokou \u010distotou maj\u00ed vynikaj\u00edc\u00ed vlastnosti biokompatibility, n\u00edzk\u00e9 t\u0159en\u00ed a vysokou odolnost proti korozi, tak\u017ee jsou vhodn\u00e9 pro p\u0159esn\u00e9 l\u00e9ka\u0159sk\u00e9 n\u00e1stroje, u nich\u017e je rozhoduj\u00edc\u00ed \u010distota, stabilita a odolnost proti opot\u0159eben\u00ed.<\/p>\n

                      \n

                      Ot\u00e1zka 2: Mohou SiC kuli\u010dky pracovat sou\u010dasn\u011b ve vysokorychlostn\u00edm a vysokoteplotn\u00edm prost\u0159ed\u00ed?<\/span><\/h3>\n

                      Ano. Keramick\u00e9 kuli\u010dky z karbidu k\u0159em\u00edku si zachov\u00e1vaj\u00ed mechanickou stabilitu p\u0159i teplot\u00e1ch nad 1600 \u00b0C a z\u00e1rove\u0148 maj\u00ed n\u00edzk\u00e9 t\u0159en\u00ed, tak\u017ee jsou ide\u00e1ln\u00ed pro vysokorychlostn\u00ed rota\u010dn\u00ed syst\u00e9my vystaven\u00e9 tepeln\u00e9mu nam\u00e1h\u00e1n\u00ed.<\/p>\n

                      \n

                      Ot\u00e1zka 3: Jak\u00e1 je hlavn\u00ed v\u00fdhoda kuli\u010dek SiC ve srovn\u00e1n\u00ed s kuli\u010dkami lo\u017eisek z nerezov\u00e9 oceli?<\/span><\/h3>\n

                      Kuli\u010dky SiC jsou v\u00fdrazn\u011b tvrd\u0161\u00ed, leh\u010d\u00ed a odoln\u011bj\u0161\u00ed proti korozi ne\u017e nerezov\u00e1 ocel. Maj\u00ed tak\u00e9 vy\u0161\u0161\u00ed tepelnou stabilitu a mnohem del\u0161\u00ed \u017eivotnost, zejm\u00e9na v n\u00e1ro\u010dn\u00fdch nebo vysoce p\u0159esn\u00fdch prost\u0159ed\u00edch.<\/p>","protected":false},"excerpt":{"rendered":"

                      Keramick\u00e9 kuli\u010dky z karbidu k\u0159em\u00edku (SiC) jsou vysoce v\u00fdkonn\u00e9 p\u0159esn\u00e9 sf\u00e9rick\u00e9 sou\u010d\u00e1sti vyr\u00e1b\u011bn\u00e9 z modern\u00edch materi\u00e1l\u016f z karbidu k\u0159em\u00edku \u0159\u00edzen\u00fdm d\u00e1vkov\u00e1n\u00edm, lisov\u00e1n\u00edm a vysokoteplotn\u00edm slinov\u00e1n\u00edm. D\u00edky sv\u00e9 velmi tvrd\u00e9 struktu\u0159e a vynikaj\u00edc\u00ed tepeln\u00e9 a chemick\u00e9 stabilit\u011b se \u0161iroce pou\u017e\u00edvaj\u00ed v p\u0159esn\u00fdch lo\u017eisc\u00edch, l\u00e9ka\u0159sk\u00fdch p\u0159\u00edstroj\u00edch, mechanick\u00fdch t\u011bsn\u011bn\u00edch a \u0161pi\u010dkov\u00fdch pr\u016fmyslov\u00fdch syst\u00e9mech vy\u017eaduj\u00edc\u00edch mimo\u0159\u00e1dnou spolehlivost.<\/p>","protected":false},"featured_media":2109,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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