{"id":7103,"date":"2026-02-03T13:38:56","date_gmt":"2026-02-03T13:38:56","guid":{"rendered":"https:\/\/www.uterna.com\/application\/hardening\/"},"modified":"2026-02-10T16:19:13","modified_gmt":"2026-02-10T16:19:13","slug":"peci-za-aluminij","status":"publish","type":"page","link":"https:\/\/www.uterna.com\/hr\/application\/peci-za-aluminij\/","title":{"rendered":"Hardening"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"7103\" class=\"elementor elementor-7103\">\n\t\t\t\t<div class=\"elementor-element elementor-element-326f44c e-flex e-con-boxed e-con e-parent\" data-id=\"326f44c\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-cc58083 e-con-full e-flex e-con e-child\" data-id=\"cc58083\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-12bd654 elementor-widget elementor-widget-text-editor\" data-id=\"12bd654\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Kaljenje<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ac3e294 elementor-widget elementor-widget-text-editor\" data-id=\"ac3e294\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Kaljenje je postupak toplinske obrade koji se uglavnom primjenjuje na \u010delike radi pove\u0107anja tvrdo\u0107e, \u010dvrsto\u0107e i otpornosti na tro\u0161enje. Metal se zagrijava iznad kriti\u010dne temperature (u pravilu 750\u2013900 \u00b0C, ovisno o sadr\u017eaju ugljika) dok se struktura ne pretvori u austenit, nakon \u010dega se brzo hladi (kali) u vodi, ulju, polimernoj otopini ili zraku.<br \/>Brzo hla\u0111enje pretvara austenit u martenzit, koji je vrlo tvrd, ali krt. Kaljenje se obi\u010dno nastavlja popu\u0161tanjem.<\/p><p><strong>Vrste pe\u0107i:<\/strong><br \/>\u2022 Elektri\u010dna muflna pe\u0107<br \/>\u2022 Komorna pe\u0107 (box pe\u0107)<br \/>\u2022 Indukcijska pe\u0107<br \/>\u2022 Pe\u0107 sa solnom kupelji<\/p><p><strong>Primjena:<\/strong><br \/>Rezni alati, kalupi, zup\u010danici, osovine, le\u017eajevi<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-187895d elementor-widget elementor-widget-text-editor\" data-id=\"187895d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.uterna.com\/contact\/\">Molimo kontaktirajte nas.<\/a>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-90f8719 elementor-hidden-desktop e-flex e-con-boxed e-con e-parent\" data-id=\"90f8719\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c95f9ef elementor-widget elementor-widget-shortcode\" data-id=\"c95f9ef\" data-element_type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\"><div data-block=\"hook:4145\" class=\"alignfull\"><article id=\"post-4145\" class=\"post-4145\"><div class=\"entry-content is-layout-constrained\">\n<hr class=\"wp-block-separator has-text-color has-cyan-bluish-gray-color has-alpha-channel-opacity has-cyan-bluish-gray-background-color has-background is-style-wide\" style=\"margin-top:0;margin-bottom:0\">\n\n\n\n<p><strong>UAB Uterna<\/strong><\/p>\n\n\n\n<p>Metalo 9, LT - 28217 Utena,<br>Litva \/ EUROPA<br>Telefon - WhatsApp: +37069813112<\/p>\n\n\n\n<p>E - po\u0161ta: <a href=\"mailto:sales@uterna.lt\">sales@uterna.lt<\/a><br><a href=\"mailto:sales@uterna.com\">sales@uterna.com<\/a><br><a href=\"https:\/\/www.uterna.com\/hr\/\">www.uterna.com<\/a><\/p>\n\n\n\n<p>EUROPA made<\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-palette-color-1-color has-alpha-channel-opacity has-palette-color-1-background-color has-background is-style-wide\" style=\"margin-top:0;margin-bottom:0\">\n\n\n\n<p><strong>Automatsko lije\u010denje *<\/strong><\/p>\n\n\n<div style=\"aspect-ratio: 16 \/ 9; width: 100%; max-width: 100%; height: auto;\">\n  <iframe src=\"https:\/\/www.youtube.com\/embed\/LhiooM2C2tA?si=fKkrDKJaQG4jaFgn\" title=\"YouTube video player\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen=\"\" style=\"width: 100%; height: 100%; border: none;\"><\/iframe>\n<\/div>\n\n\n\n<p>Novi QA za budu\u0107e tehnologije<\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-palette-color-1-color has-alpha-channel-opacity has-palette-color-1-background-color has-background is-style-wide\" style=\"margin-top:0;margin-bottom:0\">\n\n\n\n<p><strong>Najnovije vijesti<\/strong><\/p>\n\n\n<ul class=\"wp-block-latest-posts__list is-grid columns-3 wp-block-latest-posts\"><li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.uterna.com\/hr\/posts-update\/\">Posts update<\/a><\/li>\n<\/ul>\n\n\n<p class=\"has-palette-color-1-color has-text-color has-link-color wp-elements-1d37d6b3dcb6b8bd46a48a90e2ea8957\" style=\"padding-right:var(--wp--preset--spacing--50);padding-left:var(--wp--preset--spacing--50)\"><a href=\"\/blog\/\">Sve novosti \u2192<\/a><\/p>\n\n\n\n<p><\/p>\n<\/div><\/article><\/div><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4e0c9fd e-flex e-con-boxed e-con e-parent\" data-id=\"4e0c9fd\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-220f719 elementor-widget elementor-widget-shortcode\" data-id=\"220f719\" data-element_type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">ngg_shortcode_0_placeholder<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Kaljenje Kaljenje je postupak toplinske obrade koji se uglavnom primjenjuje na \u010delike radi pove\u0107anja tvrdo\u0107e, \u010dvrsto\u0107e i otpornosti na tro\u0161enje. Metal se zagrijava iznad kriti\u010dne temperature (u pravilu 750\u2013900 \u00b0C, ovisno o sadr\u017eaju ugljika) dok se struktura ne pretvori u austenit, nakon \u010dega se brzo hladi (kali) u vodi, ulju, polimernoj otopini ili zraku.Brzo hla\u0111enje [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":3549,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"ngg_post_thumbnail":0,"footnotes":""},"class_list":["post-7103","page","type-page","status-publish","hentry"],"blocksy_meta":{"has_hero_section":"disabled","styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Hardening - Uterna<\/title>\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.uterna.com\/hr\/application\/peci-za-aluminij\/\" \/>\n<meta property=\"og:locale\" content=\"hr_HR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hardening - Uterna\" \/>\n<meta property=\"og:description\" content=\"Kaljenje Kaljenje je postupak toplinske obrade koji se uglavnom primjenjuje na \u010delike radi pove\u0107anja tvrdo\u0107e, \u010dvrsto\u0107e i otpornosti na tro\u0161enje. Metal se zagrijava iznad kriti\u010dne temperature (u pravilu 750\u2013900 \u00b0C, ovisno o sadr\u017eaju ugljika) dok se struktura ne pretvori u austenit, nakon \u010dega se brzo hladi (kali) u vodi, ulju, polimernoj otopini ili zraku.Brzo hla\u0111enje [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.uterna.com\/hr\/application\/peci-za-aluminij\/\" \/>\n<meta property=\"og:site_name\" content=\"Uterna\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-10T16:19:13+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Procijenjeno vrijeme \u010ditanja\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minuta\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.uterna.com\/hr\/application\/peci-za-aluminij\/\",\"url\":\"https:\/\/www.uterna.com\/hr\/application\/peci-za-aluminij\/\",\"name\":\"Hardening - Uterna\",\"isPartOf\":{\"@id\":\"http:\/\/www.uterna.com\/#website\"},\"datePublished\":\"2026-02-03T13:38:56+00:00\",\"dateModified\":\"2026-02-10T16:19:13+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.uterna.com\/hr\/application\/peci-za-aluminij\/#breadcrumb\"},\"inLanguage\":\"hr\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.uterna.com\/hr\/application\/peci-za-aluminij\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.uterna.com\/hr\/application\/peci-za-aluminij\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.uterna.com\/hr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Primjena\",\"item\":\"https:\/\/www.uterna.com\/hr\/application\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Hardening\"}]},{\"@type\":\"WebSite\",\"@id\":\"http:\/\/www.uterna.com\/#website\",\"url\":\"http:\/\/www.uterna.com\/\",\"name\":\"Uterna\",\"description\":\"\",\"publisher\":{\"@id\":\"http:\/\/www.uterna.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"http:\/\/www.uterna.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"hr\"},{\"@type\":\"Organization\",\"@id\":\"http:\/\/www.uterna.com\/#organization\",\"name\":\"Uterna\",\"url\":\"http:\/\/www.uterna.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"hr\",\"@id\":\"http:\/\/www.uterna.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.uterna.com\/wp-content\/uploads\/2025\/05\/logo.png\",\"contentUrl\":\"https:\/\/www.uterna.com\/wp-content\/uploads\/2025\/05\/logo.png\",\"width\":216,\"height\":60,\"caption\":\"Uterna\"},\"image\":{\"@id\":\"http:\/\/www.uterna.com\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Hardening - Uterna","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.uterna.com\/hr\/application\/peci-za-aluminij\/","og_locale":"hr_HR","og_type":"article","og_title":"Hardening - Uterna","og_description":"Kaljenje Kaljenje je postupak toplinske obrade koji se uglavnom primjenjuje na \u010delike radi pove\u0107anja tvrdo\u0107e, \u010dvrsto\u0107e i otpornosti na tro\u0161enje. 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