{"id":3217,"date":"2021-01-21T09:44:25","date_gmt":"2021-01-21T08:44:25","guid":{"rendered":"https:\/\/www.redhillballs.com\/?page_id=3217"},"modified":"2025-10-10T06:35:34","modified_gmt":"2025-10-10T04:35:34","slug":"bile-din-nitrura-de-siliciu-si%e2%82%83n%e2%82%84","status":"publish","type":"page","link":"https:\/\/www.redhillballs.com\/ro\/produsele\/bile-ceramice\/bile-din-nitrura-de-siliciu-si%e2%82%83n%e2%82%84\/","title":{"rendered":"Bile din nitrur\u0103 de siliciu Si\u2083N\u2084"},"content":{"rendered":"<p><!-- RO --><\/p>\n<h2>\ud83d\udee0\ufe0f <a href=\"https:\/\/en.wikipedia.org\/wiki\/Ball_%28bearing%29?utm_source=chatgpt.com\">Bile din nitrur\u0103 de siliciu (Si\u2083N\u2084) \u2013 componente de precizie cu performan\u021b\u0103 ridicat\u0103<\/a><\/h2>\n<p>Bile ceramice din nitrur\u0103 de siliciu (Si\u2083N\u2084) sunt componente avansate, renumite pentru duritatea excep\u021bional\u0103, densitatea redus\u0103 \u0219i rezisten\u021ba remarcabil\u0103 la temperatur\u0103 \u0219i uzur\u0103. Aceste propriet\u0103\u021bi le fac ideale pentru aplica\u021bii solicitante din aerospa\u021bial, rulmen\u021bi hibrizi \u0219i complet ceramici \u0219i sisteme de rota\u021bie la vitez\u0103 mare.<\/p>\n<h3>\ud83d\udd27 Specifica\u021bii tehnice cheie<\/h3>\n<ul>\n<li><strong>Densitate<\/strong>: ~3,2\u20133,3 g\/cm\u00b3 (~40% din o\u021bel)<\/li>\n<li><strong>Duritate<\/strong>: &gt;2000 Knoop (aprox. 15 GPa Vickers)<\/li>\n<li><strong>Rezisten\u021b\u0103 la \u00eencovoiere<\/strong>: ~800\u20131000 MPa<\/li>\n<li><strong>Rezisten\u021b\u0103 la compresiune<\/strong>: ~2500\u20133000 MPa<\/li>\n<li><strong>Modul elastic<\/strong>: ~310\u2013320 GPa<\/li>\n<li><strong>Tenacitate la rupere (K\u2081c)<\/strong>: ~6 MPa\u00b7m\u2070\u00b7\u2075<\/li>\n<li><strong>Conductivitate termic\u0103<\/strong>: ~28\u201330 W\/(m\u00b7K)<\/li>\n<li><strong>Coeficient de dilatare termic\u0103 (CTE)<\/strong>: ~3\u00d710\u207b\u2076 \/K<\/li>\n<li><strong>Rezistivitate electric\u0103<\/strong>: &gt;10\u00b9\u00b2 \u03a9\u00b7cm (izolator electric)<\/li>\n<li><strong>Temperatur\u0103 de operare<\/strong>: p\u00e2n\u0103 la ~1100\u20131200 \u00b0C<\/li>\n<li><strong>Clase<\/strong>: ISO \/ ABMA G1\u2013G60<\/li>\n<li><strong>Interval de diametre<\/strong>: 0,5 mm \u2013 50 mm<\/li>\n<\/ul>\n<h3>\u2705 Avantaje<\/h3>\n<ul>\n<li><strong>Densitate redus\u0103 &amp; for\u021b\u0103 centrifug\u0103 sc\u0103zut\u0103<\/strong> \u2013 Mai u\u0219oare dec\u00e2t o\u021belul, permit viteze mai mari \u0219i pierderi energetice reduse.<\/li>\n<li><strong>Duritate excep\u021bional\u0103 &amp; rezisten\u021b\u0103 la uzur\u0103<\/strong> \u2013 Asigur\u0103 durat\u0103 de via\u021b\u0103 \u00eendelungat\u0103 \u00een condi\u021bii dure.<\/li>\n<li><strong>Stabilitate termic\u0103 ridicat\u0103 &amp; dilatare redus\u0103<\/strong> \u2013 \u00ce\u0219i p\u0103streaz\u0103 integritatea la varia\u021bii extreme de temperatur\u0103.<\/li>\n<li><strong>Izola\u021bie electric\u0103 &amp; nemagnetice<\/strong> \u2013 Sigure l\u00e2ng\u0103 motoare, senzori \u0219i c\u00e2mpuri magnetice.<\/li>\n<li><strong>Tenacitate mare la rupere<\/strong> \u2013 Rezisten\u021b\u0103 excelent\u0103 la \u0219ocuri mecanice.<\/li>\n<li><strong>Durat\u0103 de via\u021b\u0103 extins\u0103<\/strong> \u2013 Frecarea redus\u0103 scade necesarul de ungere \u0219i mentenan\u021b\u0103.<\/li>\n<\/ul>\n<h3>\ud83d\udd04 Aplica\u021bii pentru Bile din nitrur\u0103 de siliciu Si3N4<\/h3>\n<p>Bilele Si\u2083N\u2084 sunt utilizate pe scar\u0103 larg\u0103 \u00een aplica\u021bii de \u00eenalt\u0103 performan\u021b\u0103, inclusiv:<\/p>\n<ul>\n<li><strong>Rulmen\u021bi hibrizi \u0219i complet ceramici<\/strong> \u2013 Pentru platforme rotative de mare vitez\u0103 \u0219i frecare redus\u0103.<\/li>\n<li><strong>Motare &amp; turbine aerospa\u021biale<\/strong> \u2013 Dovedite \u00een sisteme critice de propulsie \u0219i control.<\/li>\n<li><strong>Vehicule electrice \u0219i motoare<\/strong> \u2013 Ofer\u0103 izola\u021bie \u0219i durabilitate \u00een sisteme de trac\u021biune.<\/li>\n<li><strong>Generatoare pentru turbine eoliene<\/strong> \u2013 Fiabilitate pe termen lung la sarcini dinamice ridicate.<\/li>\n<li><strong>Echipamente semiconductoare \u0219i medicale<\/strong> \u2013 Propriet\u0103\u021bi dielectrice nemagnetice pentru sisteme sensibile.<\/li>\n<li><strong>Unelte industriale &amp; utilaje de \u00eenalt\u0103 temperatur\u0103<\/strong> \u2013 Rezistente la c\u0103ldur\u0103, substan\u021be chimice \u0219i uzur\u0103.<\/li>\n<\/ul>\n<h3>\ud83d\udce6 Clase &amp; dimensiuni disponibile<\/h3>\n<p>Bilele din nitrur\u0103 de siliciu sunt disponibile \u00een multiple clase de precizie \u0219i dimensiuni:<\/p>\n<ul>\n<li><a href=\"https:\/\/www.redhillballs.com\/company\/precision-grades\/\"><strong>Clase<\/strong>: G1, G5, G10, p\u00e2n\u0103 la G60<\/a><\/li>\n<li><strong>Interval de diametre<\/strong>: 0,5 mm \u2013 50 mm<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udee0\ufe0f Bile din nitrur\u0103 de siliciu (Si\u2083N\u2084) \u2013 componente de precizie cu performan\u021b\u0103 ridicat\u0103 Bile ceramice din nitrur\u0103 de siliciu (Si\u2083N\u2084) sunt componente avansate, renumite pentru duritatea excep\u021bional\u0103, densitatea redus\u0103 \u0219i rezisten\u021ba remarcabil\u0103 la temperatur\u0103 \u0219i uzur\u0103. Aceste propriet\u0103\u021bi le fac ideale pentru aplica\u021bii solicitante din aerospa\u021bial, rulmen\u021bi hibrizi \u0219i complet ceramici \u0219i sisteme de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8945,"parent":3215,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3217","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>Bile din nitrur\u0103 de siliciu Si\u2083N\u2084 performan\u021b\u0103 ridicat\u0103 \u0219i rezisten\u021b\u0103 extr<\/title>\n<meta name=\"description\" content=\"Bile din nitrur\u0103 de siliciu ofer\u0103 greutate redus\u0103, duritate mare \u0219i stabilitate termic\u0103 excelent\u0103 pentru aplica\u021bii de precizie.\" \/>\n<meta name=\"robots\" content=\"index, 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