{"id":1769,"date":"2021-01-20T10:26:30","date_gmt":"2021-01-20T09:26:30","guid":{"rendered":"https:\/\/www.redhillballs.com\/produkty\/valecky-a-jehlicky\/valecky-tr-brousena-cela\/"},"modified":"2025-10-27T10:52:43","modified_gmt":"2025-10-27T09:52:43","slug":"valceky-tr-brusene-cela","status":"publish","type":"page","link":"https:\/\/www.redhillballs.com\/sk\/produkty\/valceky-a-ihlicky\/valceky-tr-brusene-cela\/","title":{"rendered":"Val\u010deky TR \u2013 br\u00fasen\u00e9 \u010del\u00e1"},"content":{"rendered":"<h2>\ud83d\udee0\ufe0f <a href=\"https:\/\/en.wikipedia.org\/wiki\/Cylindrical_roller_bearing?utm_source=chatgpt.com\">Val\u010deky TR &#8211; br\u00fasen\u00e9 \u010del\u00e1 \u2013 Presn\u00e9 val\u010deky pre vysok\u00e9 radi\u00e1lne za\u0165a\u017eenia a veden\u00e9 pr\u00edruby<\/a><\/h2>\n<p>Val\u010deky TR &#8211; br\u00fasen\u00e9 \u010del\u00e1 i s\u00fa rovno zakon\u010den\u00e9 prvky pre valcov\u00e9 lo\u017eisk\u00e1 a z\u00e1kazn\u00edcke zostavy, ktor\u00e9 vy\u017eaduj\u00fa vysok\u00fa radi\u00e1lnu kapacitu, n\u00edzke trenie a v\u00fdnimo\u010dn\u00fa rozmerov\u00fa stabilitu. Le\u0161ten\u00e9 \u010del\u00e1 zni\u017euj\u00fa trenie a opotrebenie na pr\u00edrub\u00e1ch\/\u010del\u00e1ch, umo\u017e\u0148uj\u00fa vy\u0161\u0161ie r\u00fdchlosti, stabiln\u00e9 mazanie a konzistentn\u00e9 axi\u00e1lne vedenie v n\u00e1ro\u010dn\u00fdch pohonoch a pohybov\u00fdch syst\u00e9moch.<\/p>\n<h3>\ud83d\udd27 K\u013e\u00fa\u010dov\u00e9 technick\u00e9 \u0161pecifik\u00e1cie<\/h3>\n<ul>\n<li><strong>Geometria \u010diel<\/strong>: TR = valcov\u00e9 \u010del\u00e1 (na oboch koncoch), le\u0161ten\u00e9 pre n\u00edzku drsnos\u0165 kontaktu \u010deln\u00fdch pl\u00f4ch.<\/li>\n<li><strong>Normy<\/strong>: Rozmery a presnos\u0165 pod\u013ea <em>DIN 5402-1<\/em> (valcov\u00e9 val\u010deky).<\/li>\n<li><strong>Materi\u00e1ly<\/strong>: Lo\u017eiskov\u00e1 oce\u013e 100Cr6 \/ AISI 52100 (1.3505) \u0161tandardne; nerezov\u00e9 mo\u017enosti (AISI 420C\/440C) na po\u017eiadanie.<\/li>\n<li><strong>Tvrdos\u0165 (AISI 52100)<\/strong>: ~60\u201366 HRC po tepelnej \u00faprave.<\/li>\n<li><strong>Povrch<\/strong>: Vonkaj\u0161\u00ed priemer (OD) presne br\u00fasen\u00fd a superfin\u0161ovan\u00fd; \u010deln\u00e9 plochy le\u0161ten\u00e9 (varianta TR) na minimaliz\u00e1ciu trenia na pr\u00edrub\u00e1ch\/kr\u00fa\u017ekoch.<\/li>\n<li><strong>Typick\u00e9 rozmery<\/strong>: Priemer \u2248 2,0\u201370,0 mm; D\u013a\u017eka \u2248 4,0\u2013100,0 mm (\u0161peci\u00e1lne ve\u013ekosti pod\u013ea v\u00fdkresu).<\/li>\n<li><strong>Tolerancie<\/strong>: Mikronov\u00e9 triedenie priemeru\/d\u013a\u017eky; presnostn\u00e9 triedy pod\u013ea DIN 5402-1.<\/li>\n<\/ul>\n<h3>\u2705 V\u00fdhody<\/h3>\n<ul>\n<li><strong>Vysok\u00e1 radi\u00e1lna nosnos\u0165<\/strong> v\u010faka l\u00edniov\u00e9mu kontaktu.<\/li>\n<li><strong>Ni\u017e\u0161ie trenie &amp; opotrebenie \u010diel<\/strong> oproti nele\u0161ten\u00fdm; zlep\u0161en\u00e9 vedenie na pr\u00edrub\u00e1ch.<\/li>\n<li><strong>Vy\u0161\u0161ia r\u00fdchlostn\u00e1 schopnos\u0165<\/strong> a men\u0161\u00ed n\u00e1rast teploty pri axi\u00e1lnom veden\u00ed.<\/li>\n<li><strong>Konzistentn\u00e9 h\u00e1dzanie<\/strong> v\u010faka presn\u00e9mu dokon\u010deniu OD a tesn\u00e9mu triedeniu.<\/li>\n<\/ul>\n<h3>\ud83d\udd04 Typick\u00e9 aplik\u00e1cie pre Val\u010deky TR &#8211; br\u00fasen\u00e9 \u010del\u00e1<\/h3>\n<ul>\n<li><strong>Valcov\u00e9 lo\u017eisk\u00e1<\/strong> (rady NU, NJ, NUP) s veden\u00fdmi pr\u00edrubami v prevodovk\u00e1ch a priemyseln\u00fdch pohonoch.<\/li>\n<li><strong>Elektromotory, \u010derpadl\u00e1, kompresory<\/strong> pri zv\u00fd\u0161en\u00fdch r\u00fdchlostiach.<\/li>\n<li><strong>Obr\u00e1bacie stroje &amp; presn\u00e9 stolice<\/strong> s n\u00edzkym tren\u00edm v kontaktoch kr\u00fa\u017eok\/\u010delo val\u010deka.<\/li>\n<\/ul>\n<h3>\ud83d\udce6 Dostupn\u00e9 triedy &amp; ve\u013ekosti<\/h3>\n<ul>\n<li><strong>Presnostn\u00e9 triedy<\/strong>: <a href=\"https:\/\/www.redhillballs.com\/company\/precision-grades\/\">Pod\u013ea DIN 5402-1<\/a>; p\u00e1rovan\u00e9 sady a \u0161peci\u00e1lne selekcie k dispoz\u00edcii.<\/li>\n<li><strong>Rozsah priemerov<\/strong>: ~2,0\u201370,0 mm; <strong>D\u013a\u017eka<\/strong>: ~4,0\u2013100,0 mm.<\/li>\n<li><strong>S\u00favisiace typy<\/strong>: <strong>TR<\/strong> (valcov\u00e9, le\u0161ten\u00e9 \u010del\u00e1)<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-313\" src=\"https:\/\/www.redhillballs.com\/wp-content\/uploads\/2021\/01\/cylindrical-roller-tr-polished-fronts.jpg\" alt=\"\" width=\"400\" height=\"248\" srcset=\"https:\/\/www.redhillballs.com\/wp-content\/uploads\/2021\/01\/cylindrical-roller-tr-polished-fronts.jpg 400w, https:\/\/www.redhillballs.com\/wp-content\/uploads\/2021\/01\/cylindrical-roller-tr-polished-fronts-300x186.jpg 300w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udee0\ufe0f Val\u010deky TR &#8211; br\u00fasen\u00e9 \u010del\u00e1 \u2013 Presn\u00e9 val\u010deky pre vysok\u00e9 radi\u00e1lne za\u0165a\u017eenia a veden\u00e9 pr\u00edruby Val\u010deky TR &#8211; br\u00fasen\u00e9 \u010del\u00e1 i s\u00fa rovno zakon\u010den\u00e9 prvky pre valcov\u00e9 lo\u017eisk\u00e1 a z\u00e1kazn\u00edcke zostavy, ktor\u00e9 vy\u017eaduj\u00fa vysok\u00fa radi\u00e1lnu kapacitu, n\u00edzke trenie a v\u00fdnimo\u010dn\u00fa rozmerov\u00fa stabilitu. Le\u0161ten\u00e9 \u010del\u00e1 zni\u017euj\u00fa trenie a opotrebenie na pr\u00edrub\u00e1ch\/\u010del\u00e1ch, umo\u017e\u0148uj\u00fa vy\u0161\u0161ie r\u00fdchlosti, stabiln\u00e9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8995,"parent":1765,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1769","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>Val\u010deky TR \u2013 br\u00fasen\u00e9 \u010del\u00e1 pre val\u010dekov\u00e9 lo\u017eisk\u00e1<\/title>\n<meta name=\"description\" content=\"Val\u010deky TR s br\u00fasen\u00fdmi \u010delami pre val\u010dekov\u00e9 lo\u017eisk\u00e1; rovnomern\u00e9 dosadanie, ni\u017e\u0161ie hrani\u010dn\u00e9 nap\u00e4tia a men\u0161ie opotrebenie obe\u017en\u00fdch dr\u00e1h\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.redhillballs.com\/sk\/produkty\/valceky-a-ihlicky\/valceky-tr-brusene-cela\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Val\u010deky TR \u2013 br\u00fasen\u00e9 \u010del\u00e1\" \/>\n<meta property=\"og:description\" content=\"Val\u010deky TR s br\u00fasen\u00fdmi \u010delami pre val\u010dekov\u00e9 lo\u017eisk\u00e1; 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