{"id":1781,"date":"2021-01-20T10:31:06","date_gmt":"2021-01-20T09:31:06","guid":{"rendered":"https:\/\/www.redhillballs.com\/produkty\/plastove-kulicky\/teflonove-kulicky-ptfe\/"},"modified":"2025-10-26T13:33:11","modified_gmt":"2025-10-26T12:33:11","slug":"gulicky-z-ptfe-teflon","status":"publish","type":"page","link":"https:\/\/www.redhillballs.com\/sk\/produkty\/plastove-gulicky\/gulicky-z-ptfe-teflon\/","title":{"rendered":"Guli\u010dky z PTFE (Tefl\u00f3n)"},"content":{"rendered":"<h2>\ud83d\udee0\ufe0f <a href=\"https:\/\/en.wikipedia.org\/wiki\/Polytetrafluoroethylene\">Guli\u010dky z PTFE (Tefl\u00f3n) \u2013 ultra n\u00edzke trenie, chemicky inertn\u00e9<\/a><\/h2>\n<p>Guli\u010dky z PTFE (Tefl\u00f3n) poskytuj\u00fa takmer univerz\u00e1lnu chemick\u00fa odolnos\u0165, ultra n\u00edzke trenie a nelepiv\u00fa, proti kor\u00f3zii odoln\u00fa prev\u00e1dzku. S\u00fa ide\u00e1lne pre agres\u00edvne m\u00e9di\u00e1, \u010dist\u00e9 prostredia a \u0161irok\u00e9 teplotn\u00e9 rozsahy, kde kovy alebo be\u017en\u00e9 plasty zlyh\u00e1vaj\u00fa\u2014napr\u00edklad vo ventiloch, d\u00e1vkovac\u00edch syst\u00e9moch a n\u00edzkonav\u00e1\u017ekov\u00fdch lo\u017eisk\u00e1ch.<\/p>\n<h3>\ud83d\udd27 K\u013e\u00fa\u010dov\u00e9 technick\u00e9 \u0161pecifik\u00e1cie<\/h3>\n<ul>\n<li><strong>Zlo\u017eenie<\/strong>: Panensk\u00fd PTFE; volite\u013en\u00e9 plnen\u00e9 triedy (sklo\/uhl\u00edk\/bronz)<\/li>\n<li><strong>\u0160trukt\u00fara<\/strong>: Vysoko kry\u0161talick\u00fd fluoropolym\u00e9r<\/li>\n<li><strong>Tvrdos\u0165<\/strong>: Shore D ~50\u201360<\/li>\n<li><strong>Hustota<\/strong>: ~2,14\u20132,20 g\/cm\u00b3<\/li>\n<li><strong>Prev\u00e1dzkov\u00e1 teplota<\/strong>: \u2212200 a\u017e +260 \u00b0C (kr\u00e1tkodobo ~280 \u00b0C)<\/li>\n<li><strong>Trenie<\/strong>: Koeficient ~0,05\u20130,10 (nasucho); v\u00fdborn\u00fd izolant, nemagnetick\u00e9<\/li>\n<\/ul>\n<h3>\u2705 V\u00fdhody<\/h3>\n<ul>\n<li><strong>Extr\u00e9mna chemick\u00e1 odolnos\u0165<\/strong>: kyseliny, z\u00e1sady, rozp\u00fa\u0161\u0165adl\u00e1<\/li>\n<li><strong>Ultra n\u00edzke trenie &amp; nelepivos\u0165<\/strong><\/li>\n<li><strong>\u0160irok\u00e9 teplotn\u00e9 okno<\/strong>: od kryog\u00e9nnych po vysok\u00e9 teploty<\/li>\n<li><strong>Samo-mazn\u00e9<\/strong>: tich\u00fd, proti kor\u00f3zii odoln\u00fd pohyb<\/li>\n<\/ul>\n<h3>\ud83d\udd04 Aplik\u00e1cie pre Guli\u010dky z PTFE<\/h3>\n<ul>\n<li><strong>Chemick\u00e9 a d\u00e1vkovacie ventily, sedl\u00e1<\/strong><\/li>\n<li><strong>Lo\u017eisk\u00e1 s n\u00edzkym za\u0165a\u017een\u00edm<\/strong> (kryo\/vysok\u00e9 teploty)<\/li>\n<li><strong>\u010cerpadl\u00e1 a prietokomery<\/strong><\/li>\n<li><strong>Laborat\u00f3rne, medic\u00ednske, polovodi\u010dov\u00e9 syst\u00e9my<\/strong><\/li>\n<\/ul>\n<h3>\ud83d\udce6 Dostupn\u00e9 triedy &amp; ve\u013ekosti<\/h3>\n<ul>\n<li><a href=\"https:\/\/www.redhillballs.com\/company\/precision-grades\/\"><strong>Triedy<\/strong>: ISO 3290 GI \u2013 GIII<\/a><\/li>\n<li><strong>Rozsah priemerov<\/strong>: 1\/16&#8243; \u2013 4&#8243;<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udee0\ufe0f Guli\u010dky z PTFE (Tefl\u00f3n) \u2013 ultra n\u00edzke trenie, chemicky inertn\u00e9 Guli\u010dky z PTFE (Tefl\u00f3n) poskytuj\u00fa takmer univerz\u00e1lnu chemick\u00fa odolnos\u0165, ultra n\u00edzke trenie a nelepiv\u00fa, proti kor\u00f3zii odoln\u00fa prev\u00e1dzku. S\u00fa ide\u00e1lne pre agres\u00edvne m\u00e9di\u00e1, \u010dist\u00e9 prostredia a \u0161irok\u00e9 teplotn\u00e9 rozsahy, kde kovy alebo be\u017en\u00e9 plasty zlyh\u00e1vaj\u00fa\u2014napr\u00edklad vo ventiloch, d\u00e1vkovac\u00edch syst\u00e9moch a n\u00edzkonav\u00e1\u017ekov\u00fdch lo\u017eisk\u00e1ch. \ud83d\udd27 K\u013e\u00fa\u010dov\u00e9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":9151,"parent":1775,"menu_order":6,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1781","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>Guli\u010dky z PTFE (teflonov\u00e9 guli\u010dky) \u2013 sp\u00e4tn\u00e9 ventily, prietokomery<\/title>\n<meta name=\"description\" content=\"Guli\u010dky z PTFE: n\u00edzka hmotnos\u0165 a chemick\u00e1 odolnos\u0165; 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