{"id":2795,"date":"2021-01-20T19:07:47","date_gmt":"2021-01-20T18:07:47","guid":{"rendered":"https:\/\/www.redhillballs.com\/?page_id=2795"},"modified":"2025-10-06T10:59:53","modified_gmt":"2025-10-06T08:59:53","slug":"kulki-rubinowe","status":"publish","type":"page","link":"https:\/\/www.redhillballs.com\/pl\/produkty\/kulki-rubinowe-i-szafirowe\/kulki-rubinowe\/","title":{"rendered":"Kulki rubinowe"},"content":{"rendered":"<h2>\ud83d\udee0\ufe0f <a href=\"https:\/\/en.wikipedia.org\/wiki\/Corundum\">Kulki rubinowe \u2013 Wysokowydajne komponenty precyzyjne<\/a><\/h2>\n<p>Kulki rubinowe to precyzyjnie wykonane sfery z rubinu syntetycznego (Al\u2082O\u2083:Cr), krystalicznej formy korundu domieszkowanej chromem. Znane z wyj\u0105tkowej twardo\u015bci \u2014 ust\u0119puj\u0105cej jedynie diamentowi \u2014 oraz znakomitej odporno\u015bci na zu\u017cycie, s\u0105 niezast\u0105pione tam, gdzie wymagana jest trwa\u0142o\u015b\u0107, stabilno\u015b\u0107 wymiarowa i odporno\u015b\u0107 na ekstremalne warunki. Unikalne w\u0142a\u015bciwo\u015bci czyni\u0105 je idealnymi do zastosowa\u0144 w lotnictwie, instrumentacji biomedycznej i technice wysokiej pr\u00f3\u017cni.<\/p>\n<h3>\ud83d\udd27 Kluczowe specyfikacje techniczne<\/h3>\n<ul>\n<li><strong>Struktura krystaliczna<\/strong>: Rombowo-heksagonalny monokryszta\u0142<\/li>\n<li><strong>Sk\u0142ad<\/strong>: Al\u2082O\u2083:Cr (rubin syntetyczny)<\/li>\n<li><strong>Czysto\u015b\u0107<\/strong>: 99,99%<\/li>\n<li><strong>G\u0119sto\u015b\u0107<\/strong>: ~3,99 g\/cm\u00b3<\/li>\n<li><strong>Twardo\u015b\u0107 Mohsa<\/strong>: 9<\/li>\n<li><strong>Twardo\u015b\u0107 Knoop<\/strong>: ~2200 (o\u015b C), ~1800 (prostopadle do osi C)<\/li>\n<li><strong>Modu\u0142 Younga<\/strong>: ~440 GPa<\/li>\n<li><strong>Temperatura topnienia<\/strong>: ~2050 \u00b0C<\/li>\n<li><strong>Przewodnictwo cieplne<\/strong>: ~40 W\/m\u00b7K przy 300 K<\/li>\n<li><strong>Rozszerzalno\u015b\u0107 cieplna<\/strong>: 6,2 \u00d7 10\u207b\u2076 \/\u00b0C (r\u00f3wnolegle do osi C), 5,4 \u00d7 10\u207b\u2076 \/\u00b0C (prostopadle)<\/li>\n<li><strong>Rezystywno\u015b\u0107 elektryczna<\/strong>: &gt;10\u00b9\u00b2 \u03a9\u00b7cm (izolator)<\/li>\n<li><strong>Sta\u0142a dielektryczna<\/strong>: 10,6 (r\u00f3wnolegle do osi C), 8,6 (prostopadle)<\/li>\n<\/ul>\n<h3>\u2705 Zalety<\/h3>\n<ul>\n<li><strong>Wyj\u0105tkowa twardo\u015b\u0107 i odporno\u015b\u0107 na zu\u017cycie<\/strong>: D\u0142uga \u017cywotno\u015b\u0107 w \u015brodowiskach o wysokim tarciu.<\/li>\n<li><strong>Wysoka stabilno\u015b\u0107 termiczna<\/strong>: Skuteczna praca do ~2050 \u00b0C.<\/li>\n<li><strong>Chemiczna oboj\u0119tno\u015b\u0107 kul rubinowych<\/strong>: Odporne na wi\u0119kszo\u015b\u0107 kwas\u00f3w i zasad.<\/li>\n<li><strong>Stabilno\u015b\u0107 wymiarowa<\/strong>: Utrzymanie kszta\u0142tu pod obci\u0105\u017ceniem mechanicznym i termicznym.<\/li>\n<li><strong>Izolacja elektryczna<\/strong>: Idealne tam, gdzie wymagane s\u0105 materia\u0142y nieprzewodz\u0105ce.<\/li>\n<li><strong>Przezroczysto\u015b\u0107 optyczna<\/strong>: Przydatne, gdy kluczowa jest transparentno\u015b\u0107.<\/li>\n<\/ul>\n<h3>\ud83d\udd04 Zastosowania: Kulki rubinowe<\/h3>\n<p>Kulki rubinowe s\u0105 wykorzystywane w wielu zastosowaniach wysokiej precyzji, m.in.:<\/p>\n<ul>\n<li><strong>\u0141o\u017cyska precyzyjne<\/strong>: Zegarki mechaniczne, \u017cyroskopy i inne urz\u0105dzenia wymagaj\u0105ce niskiego tarcia.<\/li>\n<li><strong>Systemy optyczne<\/strong>: Z\u0142\u0105cza \u015bwiat\u0142owodowe, systemy laserowe i urz\u0105dzenia do pozycjonowania optycznego.<\/li>\n<li><strong>Przyrz\u0105dy pomiarowe<\/strong>: Przep\u0142ywomierze, czytniki kod\u00f3w kreskowych i inny sprz\u0119t metrologiczny.<\/li>\n<li><strong>Lotnictwo i urz\u0105dzenia biomedyczne<\/strong>: \u015arodowiska o wysokich wymaganiach niezawodno\u015bci.<\/li>\n<\/ul>\n<h3>\ud83d\udce6 Dost\u0119pne klasy i rozmiary<\/h3>\n<p>Kulki rubinowe dost\u0119pne s\u0105 w r\u00f3\u017cnych klasach i rozmiarach, aby spe\u0142ni\u0107 specyficzne wymagania:<\/p>\n<ul>\n<li><a href=\"https:\/\/www.redhillballs.com\/company\/precision-grades\/\"><strong>Klasy<\/strong>: G1, G2, G3, G5, G10 do G25<\/a><\/li>\n<li><strong>Rozmiary<\/strong>: \u015arednice od 0,16 mm do 10 mm; rozmiary niestandardowe na \u017cyczenie.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udee0\ufe0f Kulki rubinowe \u2013 Wysokowydajne komponenty precyzyjne Kulki rubinowe to precyzyjnie wykonane sfery z rubinu syntetycznego (Al\u2082O\u2083:Cr), krystalicznej formy korundu domieszkowanej chromem. Znane z wyj\u0105tkowej twardo\u015bci \u2014 ust\u0119puj\u0105cej jedynie diamentowi \u2014 oraz znakomitej odporno\u015bci na zu\u017cycie, s\u0105 niezast\u0105pione tam, gdzie wymagana jest trwa\u0142o\u015b\u0107, stabilno\u015b\u0107 wymiarowa i odporno\u015b\u0107 na ekstremalne warunki. Unikalne w\u0142a\u015bciwo\u015bci czyni\u0105 je idealnymi [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":9231,"parent":2793,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2795","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Kulki rubinowe \u2013 wyj\u0105tkowa twardo\u015b\u0107 i odporno\u015b\u0107 na zu\u017cycie<\/title>\n<meta name=\"description\" content=\"Kulki rubinowe cechuj\u0105 si\u0119 wysok\u0105 twardo\u015bci\u0105, stabilno\u015bci\u0105 wymiarow\u0105 i odporno\u015bci\u0105 chemiczn\u0105 w zastosowaniach precyzyjnych\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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