{"id":18100,"date":"2025-03-02T20:58:49","date_gmt":"2025-03-02T20:58:49","guid":{"rendered":"https:\/\/aludiecasting.com\/?p=18100"},"modified":"2025-03-02T20:58:49","modified_gmt":"2025-03-02T20:58:49","slug":"rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku","status":"publish","type":"post","link":"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/","title":{"rendered":"Rozd\u00edl mezi tlakov\u00fdm lit\u00edm ho\u0159\u010d\u00edku a tlakov\u00fdm lit\u00edm hlin\u00edku"},"content":{"rendered":"<p>Ho\u0159\u010d\u00edk a hlin\u00edk jsou tlakov\u011b lit\u00e9 slitiny. Ho\u0159\u010d\u00edk je leh\u010d\u00ed a hod\u00ed se k d\u00edl\u016fm, kter\u00e9 vy\u017eaduj\u00ed n\u00edzkou spot\u0159ebu paliva a tlumen\u00ed vibrac\u00ed. Pot\u0159ebuje ur\u010dit\u00e9 manipula\u010dn\u00ed techniky. Kde\u017eto hlin\u00edk je k dispozici za ni\u017e\u0161\u00ed cenu a hod\u00ed se pro v\u0161eobecn\u00e9 pou\u017eit\u00ed. Dob\u0159e odol\u00e1v\u00e1 korozi. P\u0159e\u010dt\u011bte si, jak\u00fdmi jedine\u010dn\u00fdmi vlastnostmi se od sebe li\u0161\u00ed ho\u0159\u010d\u00edkov\u00e9 a hlin\u00edkov\u00e9 tlakov\u00e9 lit\u00ed. Zjist\u011bte tak\u00e9, jak\u00e9 jsou jejich aplikace a v\u00fdrobn\u00ed aspekty.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Obsah<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"P\u0159epnut\u00ed tabulky obsahu\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">P\u0159ep\u00edna\u010d<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #7c7c7c;color:#7c7c7c\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #7c7c7c;color:#7c7c7c\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Properties_of_Magnesium_and_Aluminum\" >Vlastnosti ho\u0159\u010d\u00edku a hlin\u00edku<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Magnesium_Properties\" >Vlastnosti ho\u0159\u010d\u00edku<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Specific_Alloys\" >Specifick\u00e9 slitiny<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Corrosion_Resistance\" >Odolnost proti korozi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Thermal_Conductivity\" >Tepeln\u00e1 vodivost<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Damping_Capacity\" >Tlumic\u00ed schopnost<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Machinability\" >Obrobitelnost<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Aluminums_properties\" >Vlastnosti hlin\u00edku<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Specific_Alloys-2\" >Specifick\u00e9 slitiny<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Corrosion_Resistance-2\" >Odolnost proti korozi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Electrical_Conductivity\" >Elektrick\u00e1 vodivost<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Castability\" >Odl\u00e9vatelnost<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Applications_of_Magnesium_Die_Casting\" >Pou\u017eit\u00ed ho\u0159\u010d\u00edkov\u00e9ho tlakov\u00e9ho lit\u00ed<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Aerospace\" >Letectv\u00ed a kosmonautika<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Automotive\" >Automobilov\u00fd pr\u016fmysl<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Electronics\" >Elektronika<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Weight_Savings\" >\u00daspora hmotnosti<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Importance_of_Weight_Reduction\" >V\u00fdznam sni\u017eov\u00e1n\u00ed hmotnosti<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Applications_of_Aluminum_Die_Casting\" >Aplikace tlakov\u00e9ho lit\u00ed hlin\u00edku<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Automotive-2\" >Automobilov\u00fd pr\u016fmysl<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Aerospace-2\" >Letectv\u00ed a kosmonautika<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Industrial_equipment\" >Pr\u016fmyslov\u00e1 za\u0159\u00edzen\u00ed<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Recyclability\" >Recyklovatelnost<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Benefits_of_Recycling_Aluminum_in_Die_Casting\" >V\u00fdhody recyklace hlin\u00edku p\u0159i tlakov\u00e9m lit\u00ed<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Manufacturing_Considerations_in_Casting\" >V\u00fdrobn\u00ed hlediska p\u0159i odl\u00e9v\u00e1n\u00ed<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Magnesium_Casting\" >Odl\u00e9v\u00e1n\u00ed ho\u0159\u010d\u00edku<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Die_Temperature_Reaction\" >Teplota a reakce matrice<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Die_Material_Maintenance\" >Materi\u00e1l pro lisov\u00e1n\u00ed a \u00fadr\u017ebu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Cycle_Time\" >Doba cyklu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Safety_Measures\" >Bezpe\u010dnostn\u00ed opat\u0159en\u00ed<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Surface_Finishing\" >Povrchov\u00e1 \u00faprava<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Aluminum_Casting\" >Hlin\u00edkov\u00e9 odlitky<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Die_Temperature_Pressure\" >Teplota a tlak v z\u00e1pustce<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Die_Material_Production_Limits\" >Materi\u00e1l pro lisov\u00e1n\u00ed a v\u00fdrobn\u00ed limity<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Cycle_Time_of_Aluminum\" >Doba cyklu hlin\u00edku<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Safety_Measures_of_Aluminum\" >Bezpe\u010dnostn\u00ed opat\u0159en\u00ed z hlin\u00edku<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Surface_Finishing_of_Aluminum\" >Povrchov\u00e1 \u00faprava hlin\u00edku<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Comparison_of_Mechanical_Properties\" >Srovn\u00e1n\u00ed mechanick\u00fdch vlastnost\u00ed<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Tensile_Strength_Yield_Strength\" >Pevnost v tahu a mez kluzu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Elongation_Impact_Resistance\" >Prodlou\u017een\u00ed a odolnost proti n\u00e1razu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-41\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Fatigue_Strength\" >\u00danavov\u00e1 pevnost<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-42\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Hardness\" >Tvrdost<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-43\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Creep_Resistance\" >Odolnost proti te\u010den\u00ed<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-44\" href=\"https:\/\/aludiecasting.com\/cs\/rozdil-mezi-tlakovym-litim-horciku-a-tlakovym-litim-hliniku\/#Conclusion\" >Z\u00e1v\u011br:<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Properties_of_Magnesium_and_Aluminum\"><\/span>Vlastnosti ho\u0159\u010d\u00edku a hlin\u00edku<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Magnesium_Properties\"><\/span>Vlastnosti ho\u0159\u010d\u00edku<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/properties-of-magnesium-and-aluminum.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18101 size-large\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/properties-of-magnesium-and-aluminum-1024x1024.jpg\" alt=\"vlastnosti ho\u0159\u010d\u00edku a hlin\u00edku\" width=\"1024\" height=\"1024\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/properties-of-magnesium-and-aluminum-1024x1024.jpg 1024w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/properties-of-magnesium-and-aluminum-980x980.jpg 980w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/properties-of-magnesium-and-aluminum-480x480.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Specific_Alloys\"><\/span>Specifick\u00e9 slitiny<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Specifick\u00e9 slitiny ho\u0159\u010d\u00edku se v z\u00e1sad\u011b vytv\u00e1\u0159ej\u00ed metodami legov\u00e1n\u00ed. P\u0159i nich se m\u00eds\u00ed s r\u016fzn\u00fdmi prvky. P\u0159\u00edkladem jsou AZ91D, AM60 a AS41.<\/p>\n<p>V\u00fdznamn\u00fdmi vlastnostmi t\u011bchto slitin jsou vy\u0161\u0161\u00ed pevnost a lep\u0161\u00ed schopnost zabra\u0148ovat korozi. Nap\u0159\u00edklad slitina AZ91D je pevn\u011bj\u0161\u00ed a leh\u010d\u00ed d\u00edky sv\u00e9 pevnosti v tahu 240 MPa.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Corrosion_Resistance\"><\/span>Odolnost proti korozi<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ho\u0159\u010d\u00edk m\u016f\u017ee korodovat v d\u016fsledku p\u016fsoben\u00ed prost\u0159ed\u00ed, jako je vzduch nebo alkalick\u00e9 roztoky. V takov\u00e9m p\u0159\u00edpad\u011b se nejl\u00e9pe osv\u011bd\u010d\u00ed povlak nebo leguj\u00edc\u00ed prvky. Nap\u0159\u00edklad odolnost ho\u0159\u010d\u00edku proti korozi se zlep\u0161\u00ed, kdy\u017e ho in\u017een\u00fd\u0159i sm\u00edchaj\u00ed s hlin\u00edkem.<\/p>\n<p>Nav\u00edc ni\u017e\u0161\u00ed hustota (1,74 g\/cm\u00b3) ho\u0159\u010d\u00edku neumo\u017e\u0148uje dob\u0159e zabr\u00e1nit korozi. Proto pot\u0159ebuje ur\u010ditou ochranu.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Thermal_Conductivity\"><\/span>Tepeln\u00e1 vodivost<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Mnoho ho\u0159\u010d\u00edkov\u00fdch slitin m\u00e1 dobrou tepelnou vodivost, nap\u0159\u00edklad AZ91 (51 W\/m-K). Vedou tedy teplo dob\u0159e, ale ne tak \u00fa\u010dinn\u011b jako hlin\u00edk nebo m\u011b\u010f.<\/p>\n<p>P\u0159i ka\u017ed\u00e9m zah\u0159\u00e1t\u00ed se v\u0161ak kov rozp\u00edn\u00e1. To se naz\u00fdv\u00e1 tepeln\u00e1 rozta\u017enost. Ho\u0159\u010d\u00edk m\u00e1 v\u011bt\u0161\u00ed tepelnou rozta\u017enost p\u0159i teplot\u011b 25,2 x 10-\u2076\/\u00b0C nebo bl\u00edzko t\u00e9to hodnot\u011b ne\u017e hlin\u00edk (23,6 x 10-\u2076\/\u00b0C).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Damping_Capacity\"><\/span>Tlumic\u00ed schopnost<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ho\u0159\u010d\u00edk m\u00e1 vynikaj\u00edc\u00ed vlastnosti tlumen\u00ed vibrac\u00ed. D\u00edky tomu je vhodn\u00fd pro pou\u017eit\u00ed ve vozidlech a letadlech. Proto\u017ee tyto d\u00edly pot\u0159ebuj\u00ed sn\u00ed\u017eit hluk a vibrace, je jejich modul pru\u017enosti 45 GPa, co\u017e znamen\u00e1 v\u011bt\u0161\u00ed pru\u017enost. Je ni\u017e\u0161\u00ed ne\u017e u hlin\u00edku (69 GPa).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Machinability\"><\/span>Obrobitelnost<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ho\u0159\u010d\u00edkov\u00e9 slitiny maj\u00ed ni\u017e\u0161\u00ed teplotu t\u00e1n\u00ed (650 \u00b0C) ne\u017e Al. Jejich obrobitelnost je v\u0161ak zat\u00ed\u017eena r\u016fzn\u00fdmi \u0159ezn\u00fdmi silami, opot\u0159eben\u00edm n\u00e1stroje a tvorbou t\u0159\u00edsek.<\/p>\n<p>Jej\u00ed ho\u0159lavost mus\u00ed b\u00fdt n\u011bjak o\u0161et\u0159ena. P\u0159i obr\u00e1b\u011bn\u00ed toti\u017e m\u016f\u017ee doj\u00edt k jisk\u0159en\u00ed.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Aluminums_properties\"><\/span>Vlastnosti hlin\u00edku<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Specific_Alloys-2\"><\/span>Specifick\u00e9 slitiny<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A380, A383 a ADC1 jsou specifick\u00e9 hlin\u00edkov\u00e9 slitiny. Tyto slitiny obsahuj\u00ed dal\u0161\u00ed prvky, jako je k\u0159em\u00edk, m\u011b\u010f a zinek.<\/p>\n<p>T\u00edm je dosa\u017eeno lep\u0161\u00ed pevnosti a odolnosti proti korozi. Nap\u0159\u00edklad d\u00edky pevnosti v tahu 320 MPa je A380 lep\u0161\u00ed volbou pro pr\u016fmyslov\u00e9 pou\u017eit\u00ed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Corrosion_Resistance-2\"><\/span>Odolnost proti korozi<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Vytvo\u0159en\u00ed ochrann\u00e9 oxidov\u00e9 vrstvy v hlin\u00edku mu umo\u017e\u0148uje odol\u00e1vat korozi v atmosf\u00e9rick\u00e9m a mo\u0159sk\u00e9m prost\u0159ed\u00ed. Hlin\u00edk m\u00e1 tak\u00e9 hustotu 2,70 g\/cm\u00b3. Proto je pevn\u011bj\u0161\u00ed a z\u00e1rove\u0148 lehk\u00fd.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Electrical_Conductivity\"><\/span>Elektrick\u00e1 vodivost<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>U hlin\u00edkov\u00fdch slitin, jako je A380, je elektrick\u00e1 vodivost 22,5% IACS (International Annealed Copper Standard). V podstat\u011b je ni\u017e\u0161\u00ed ne\u017e m\u011b\u010f, ale p\u0159esto se nejl\u00e9pe hod\u00ed pro elektrick\u00e9 rozvody.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Castability\"><\/span>Odl\u00e9vatelnost<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Hlin\u00edkov\u00e9 slitiny mohou d\u00edky sv\u00e9 vynikaj\u00edc\u00ed odl\u00e9vatelnosti nab\u00fdvat jak\u00fdchkoli slo\u017eit\u00fdch tvar\u016f. Hladce vt\u00e9kaj\u00ed do formy a mohou vytv\u00e1\u0159et tenk\u00e9 st\u011bny. Proto se staly obl\u00edbenou v\u00fdrobn\u00ed volbou. Tak\u00e9 jejich vysok\u00fd bod t\u00e1n\u00ed jim umo\u017e\u0148uje zvl\u00e1dnout vy\u0161\u0161\u00ed teploty p\u0159i odl\u00e9v\u00e1n\u00ed.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_Magnesium_Die_Casting\"><\/span>Pou\u017eit\u00ed ho\u0159\u010d\u00edkov\u00e9ho tlakov\u00e9ho lit\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Aerospace\"><\/span>Letectv\u00ed a kosmonautika<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>D\u00edky sv\u00e9 n\u00edzk\u00e9 hmotnosti a st\u0159edn\u00ed pevnosti je ho\u0159\u010d\u00edk pou\u017eiteln\u00fd pro v\u00fdrobu n\u011bkolika leteck\u00fdch d\u00edl\u016f. Pat\u0159\u00ed mezi n\u011b sk\u0159\u00edn\u011b p\u0159evodovek letadel a n\u00e1boje rotor\u016f vrtuln\u00edk\u016f.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Automotive\"><\/span>Automobilov\u00fd pr\u016fmysl<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>V automobilov\u00e9m pr\u016fmyslu je v\u00fdrobci pou\u017e\u00edvaj\u00ed kv\u016fli jejich schopnosti spot\u0159ebovat m\u00e9n\u011b paliva a n\u00edzk\u00e9 hmotnosti. Pou\u017e\u00edvaj\u00ed se nap\u0159\u00edklad v p\u0159\u00edstrojov\u00fdch desk\u00e1ch, volantech, vnit\u0159c\u00edch zadn\u00edch dve\u0159\u00ed, dve\u0159n\u00edch v\u00fdpln\u00edch a nosn\u00edc\u00edch z\u00e1v\u011bs\u016f \u0159\u00edzen\u00ed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Electronics\"><\/span>Elektronika<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ho\u0159\u010d\u00edk je tak\u00e9 vhodn\u00fd pro v\u00fdrobu kryt\u016f notebook\u016f a komponent\u016f chytr\u00fdch telefon\u016f. Sni\u017euje hmotnost d\u00edl\u016f a nab\u00edz\u00ed odolnost.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Weight_Savings\"><\/span>\u00daspora hmotnosti<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Proto\u017ee ho\u0159\u010d\u00edk nem\u00e1 v\u011bt\u0161\u00ed hmotnost ne\u017e hlin\u00edk, lze jej pou\u017e\u00edt k odleh\u010den\u00ed volantu 40%.<\/p>\n<p>Pokud jde o leteck\u00fd pr\u016fmysl, m\u016f\u017ee u\u0161et\u0159it hmotnost sk\u0159\u00edn\u00ed p\u0159evodovek nam\u00edsto hlin\u00edku. Letadla tak pracuj\u00ed efektivn\u011bji.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Importance_of_Weight_Reduction\"><\/span>V\u00fdznam sni\u017eov\u00e1n\u00ed hmotnosti<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Jak jste ji\u017e zjistili, dopad lehk\u00fdch funkc\u00ed. Aplikace, jako jsou automobily vyu\u017e\u00edvaj\u00edc\u00ed ho\u0159\u010d\u00edk, v\u0161ak spot\u0159ebuj\u00ed m\u00e9n\u011b paliva a produkuj\u00ed m\u00e9n\u011b emis\u00ed. Nav\u00edc leh\u010d\u00ed letadla l\u00e9taj\u00ed na velk\u00e9 vzd\u00e1lenosti. Tak\u00e9 m\u016f\u017eete snadn\u011bji p\u0159en\u00e1\u0161et lehk\u00e9 v\u00fdrobky.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_Aluminum_Die_Casting\"><\/span>Aplikace tlakov\u00e9ho lit\u00ed hlin\u00edku<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Automotive-2\"><\/span>Automobilov\u00fd pr\u016fmysl<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Hlin\u00edk je kov, kter\u00fd umo\u017e\u0148uje v\u00fdrobc\u016fm odl\u00e9vat jej v jak\u00e9mkoli tvaru a form\u011b. Jeho lehk\u00e9 vlastnosti a pevnost jsou vhodn\u00e9 pro v\u00fdrobu blok\u016f motor\u016f, sk\u0159\u00edn\u00ed p\u0159evodovek a kol. D\u00edky tomu aplikace spot\u0159ebov\u00e1vaj\u00ed m\u00e9n\u011b energie a maj\u00ed del\u0161\u00ed \u017eivotnost.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Aerospace-2\"><\/span>Letectv\u00ed a kosmonautika<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Efektivn\u011b zvl\u00e1d\u00e1 vysokou z\u00e1t\u011b\u017e. Proto jej leteck\u00e9 spole\u010dnosti pou\u017e\u00edvaj\u00ed pro sv\u00e9 konstruk\u010dn\u00ed prvky a elektronick\u00e9 sk\u0159\u00edn\u011b.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Industrial_equipment\"><\/span>Pr\u016fmyslov\u00e1 za\u0159\u00edzen\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Slitiny hlin\u00edku chr\u00e1n\u00ed d\u00edly p\u0159ed koroz\u00ed. Odol\u00e1vaj\u00ed j\u00ed a zaji\u0161\u0165uj\u00ed trvanlivost a odolnost proti opot\u0159eben\u00ed pr\u016fmyslov\u00fdch d\u00edl\u016f, zejm\u00e9na t\u011bch, kter\u00e9 to pot\u0159ebuj\u00ed. Nap\u0159\u00edklad \u010derpadla a p\u0159evodovky.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Recyclability\"><\/span>Recyklovatelnost<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Hlin\u00edk je recyklovateln\u00fd. D\u00edky tomu je zn\u00e1m\u00fd jako udr\u017eiteln\u00e1 varianta. D\u00edky jeho nikdy nekon\u010d\u00edc\u00edmu \u0159et\u011bzci m\u016f\u017eete jeho materi\u00e1l znovu pou\u017e\u00edt. Tak\u00e9 neztr\u00e1c\u00ed svou kvalitu a vlastnosti.<\/p>\n<p>V procesu recyklace hlin\u00edku se k z\u00edsk\u00e1n\u00ed prim\u00e1rn\u00edho hlin\u00edku z bauxitu nepou\u017e\u00edv\u00e1 v\u00edce ne\u017e 5%. T\u00edm se sni\u017euje jeho dopad na \u017eivotn\u00ed prost\u0159ed\u00ed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Benefits_of_Recycling_Aluminum_in_Die_Casting\"><\/span>V\u00fdhody recyklace hlin\u00edku p\u0159i tlakov\u00e9m lit\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Recyklovan\u00fd hlin\u00edk se \u010dasto pou\u017e\u00edv\u00e1 i p\u0159i tlakov\u00e9m lit\u00ed. \u0160et\u0159\u00ed tak zdroje a n\u00e1klady. Je to tak\u00e9 mo\u017enost, jak splnit c\u00edle udr\u017eiteln\u00e9ho rozvoje v r\u016fzn\u00fdch pr\u016fmyslov\u00fdch odv\u011btv\u00edch. Pou\u017eit\u00ed recyklovan\u00e9ho kovu odstra\u0148uje uhl\u00edkovou stopu a je vhodn\u00e9 z ekonomick\u00e9ho hlediska.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Manufacturing_Considerations_in_Casting\"><\/span>V\u00fdrobn\u00ed hlediska p\u0159i odl\u00e9v\u00e1n\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/design.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18102 size-large\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/design-1024x1024.jpg\" alt=\"design v tlakov\u00e9m lit\u00ed\" width=\"1024\" height=\"1024\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/design-1024x1024.jpg 1024w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/design-980x980.jpg 980w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/design-480x480.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Magnesium_Casting\"><\/span>Odl\u00e9v\u00e1n\u00ed ho\u0159\u010d\u00edku<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"Die_Temperature_Reaction\"><\/span>Teplota a reakce matrice<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>P\u0159i zah\u0159\u00e1t\u00ed ho\u0159\u010d\u00edkov\u00e9 slitiny na teplotu t\u00e1n\u00ed (650 \u00b0C) se slitina zm\u011bn\u00ed na roztavenou.<\/p>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-55.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18104 size-full\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-55.jpg\" alt=\"teplota matrice\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-55.jpg 800w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-55-480x300.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/a><\/p>\n<p>Pro manipulaci s takto zah\u0159\u00e1t\u00fdm kovem je pickingba matrice s ni\u017e\u0161\u00edmi teplotami zbyte\u010dn\u00fd. Proto mus\u00ed matrice vydr\u017eet teplotu minim\u00e1ln\u011b 700 \u00b0C. P\u0159i setk\u00e1n\u00ed ho\u0159\u010d\u00edku s kysl\u00edkem doch\u00e1z\u00ed k reakc\u00edm. To m\u016f\u017ee b\u00fdt nebezpe\u010d\u00ed oxidace nebo po\u017e\u00e1ru.<\/p>\n<p>Abyste se tomu vyhnuli, m\u016f\u017eete si vybrat mezi uzav\u0159en\u00fdmi pecemi.<strong>, <\/strong><a href=\"https:\/\/phys.org\/tags\/argon\/\" target=\"_blank\" rel=\"noopener\">argon<\/a><strong>, <\/strong>nebo plynov\u00e9 kryty SF6. Oxidaci pom\u00e1h\u00e1 zastavit tak\u00e9 pou\u017e\u00edv\u00e1n\u00ed such\u00e9ho n\u00e1\u0159ad\u00ed.<\/p>\n<p>Krom\u011b toho se spr\u00e1vn\u00fdm zv\u00e1\u017een\u00edm smr\u0161\u0165ovac\u00edch dutin a um\u00edst\u011bn\u00ed j\u00e1dra sni\u017euje pravd\u011bpodobnost vzniku vad.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Die_Material_Maintenance\"><\/span>Materi\u00e1l pro lisov\u00e1n\u00ed a \u00fadr\u017ebu<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Matrice, kter\u00e9 se pou\u017e\u00edvaj\u00ed k odl\u00e9v\u00e1n\u00ed ho\u0159\u010d\u00edku, se b\u011b\u017en\u011b vyr\u00e1b\u011bj\u00ed z oceli H13 (tvrdost 45-50 HRC) a oceli 4140 (tvrdost 28-32 HRC).<\/p>\n<p>Ocel H13 snese teplotu kolem 600 \u00b0C. N\u011bjak rychle se opot\u0159ebov\u00e1v\u00e1, proto\u017ee ho\u0159\u010d\u00edk vytv\u00e1\u0159\u00ed reakce.<\/p>\n<p>P\u0159id\u00e1n\u00ed tahov\u00fdch \u00fahl\u016f pom\u00e1h\u00e1 vytla\u010dit odlitek z formy. To znamen\u00e1, \u017ee tak\u00e9 napom\u00e1h\u00e1 hladk\u00e9mu chodu z\u00e1pustky.<\/p>\n<p>Krom\u011b toho je \u017eivotnost matrice del\u0161\u00ed d\u00edky pravideln\u00e9 \u00fadr\u017eb\u011b a nitrida\u010dn\u00edm povlak\u016fm.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cycle_Time\"><\/span>Doba cyklu<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-56.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18105 size-full\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-56.png\" alt=\"doba cyklu tlakov\u00e9ho lit\u00ed\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-56.png 800w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-56-480x300.png 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/a><\/p>\n<p>Ho\u0159\u010d\u00edkov\u00fd odlitek tuhne rychleji. Ka\u017ed\u00fd cyklus netrv\u00e1 d\u00e9le ne\u017e 20 a\u017e 40 sekund. Tak\u00e9 d\u011blen\u00ed linky v z\u00e1pustk\u00e1ch umo\u017e\u0148uje jej\u00ed snadn\u00e9 odd\u011blen\u00ed. To rovn\u011b\u017e \u0161et\u0159\u00ed v\u00fdrobn\u00ed \u010das.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Safety_Measures\"><\/span>Bezpe\u010dnostn\u00ed opat\u0159en\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Potla\u010den\u00ed plynu SF6 pom\u00e1h\u00e1 kontrolovat situace ohro\u017euj\u00edc\u00ed po\u017e\u00e1rem, ke kter\u00fdm m\u016f\u017ee doj\u00edt p\u0159i odl\u00e9v\u00e1n\u00ed ho\u0159\u010d\u00edku.<\/p>\n<p>Krom\u011b toho nepou\u017e\u00edvejte chladic\u00ed kapaliny na b\u00e1zi vody. Zah\u0159\u00e1t\u00fd ho\u0159\u010d\u00edk toti\u017e prudce reaguje s vodou.<\/p>\n<p>\u00dahly tahu a d\u011bl\u00edc\u00ed \u010d\u00e1ry nep\u016fsob\u00ed b\u011bhem procesu pot\u00ed\u017ee, co\u017e sni\u017euje riziko.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Surface_Finishing\"><\/span>Povrchov\u00e1 \u00faprava<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>P\u0159id\u00e1n\u00edm \u00fahl\u016f tahu 1 a\u017e 3 stupn\u011b z\u00edsk\u00e1te lep\u0161\u00ed povrchy. Tak\u00e9 n\u011bkolik povlak\u016f a n\u00e1t\u011br\u016f po odlit\u00ed zlep\u0161uje vzhled d\u00edl\u016f a chr\u00e1n\u00ed je p\u0159ed koroz\u00ed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Aluminum_Casting\"><\/span>Hlin\u00edkov\u00e9 odlitky<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"Die_Temperature_Pressure\"><\/span>Teplota a tlak v z\u00e1pustce<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Odl\u00e9v\u00e1n\u00ed hlin\u00edku pot\u0159ebuje siln\u011bj\u0161\u00ed formy pro pr\u00e1ci p\u0159i teplot\u011b 350 \u00b0C a tlaku a\u017e 140 000 kPa. Je to proto, \u017ee hlin\u00edk m\u00e1 vysok\u00e9 teploty t\u00e1n\u00ed a vy\u0161\u0161\u00ed tlak by mohl zp\u016fsobit prask\u00e1n\u00ed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Die_Material_Production_Limits\"><\/span>Materi\u00e1l pro lisov\u00e1n\u00ed a v\u00fdrobn\u00ed limity<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Matrice vyroben\u00e9 z oceli (H13) maj\u00ed obvykle dobrou v\u00fdkonnost a mohou absolvovat 100 000 cykl\u016f, ne\u017e je t\u0159eba je vym\u011bnit.<\/p>\n<p>D\u011bl\u00edc\u00ed \u010d\u00e1ra zde sni\u017euje nap\u011bt\u00ed a prodlu\u017euje \u017eivotnost. Optimalizace konstrukce matric nav\u00edc p\u0159in\u00e1\u0161\u00ed pozitivn\u00ed zm\u011bny v trvanlivosti a v\u00fdkonu. Tyto techniky tak\u00e9 minimalizuj\u00ed n\u00e1klady spojen\u00e9 s v\u00fdm\u011bnou matric.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cycle_Time_of_Aluminum\"><\/span>Doba cyklu hlin\u00edku<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ukon\u010den\u00ed ka\u017ed\u00e9ho cyklu lit\u00ed hlin\u00edku trv\u00e1 20 sekund a\u017e 1,5 minuty. Vytv\u00e1\u0159\u00ed d\u00edly s tlou\u0161\u0165kou st\u011bny kolem (2-10 mm).<\/p>\n<p>Doba cyklu v podstat\u011b zahrnuje rychlost vst\u0159ikov\u00e1n\u00ed (1-5 m\/s), teplotu matrice (150-250 \u00b0C) a dobu tuhnut\u00ed (5-20 sekund). Proto je tento proces o n\u011bco pomalej\u0161\u00ed, ale poskytuje p\u0159esnost.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Safety_Measures_of_Aluminum\"><\/span>Bezpe\u010dnostn\u00ed opat\u0159en\u00ed z hlin\u00edku<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>P\u0159i odl\u00e9v\u00e1n\u00ed hlin\u00edku \u010dasto vznikaj\u00ed v\u00fdpary. Proto je d\u016fle\u017eit\u00e9 pracovat ve v\u011btran\u00fdch prostor\u00e1ch. Pou\u017e\u00edvejte tak\u00e9 \u017e\u00e1ruvzdorn\u00e9 osobn\u00ed ochrann\u00e9 pom\u016fcky a udr\u017eujte kryty stroj\u016f. Mus\u00ed b\u00fdt dodr\u017eov\u00e1n p\u0159\u00edsn\u00fd protokol spojen\u00fd s teplotou roztaven\u00e9ho hlin\u00edku a z\u00e1pustek. M\u016f\u017eete tak p\u0159edej\u00edt pop\u00e1lenin\u00e1m, po\u017e\u00e1r\u016fm a nebezpe\u010d\u00ed vdechnut\u00ed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Surface_Finishing_of_Aluminum\"><\/span>Povrchov\u00e1 \u00faprava hlin\u00edku<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>V p\u0159\u00edpad\u011b povrchov\u00e9 \u00fapravy proch\u00e1z\u00ed hlin\u00edk n\u011bkolika procesy. V tomto p\u0159\u00edpad\u011b jde o trysk\u00e1n\u00ed, le\u0161t\u011bn\u00ed a eloxov\u00e1n\u00ed.<\/p>\n<p>P\u0159i lit\u00ed hlin\u00edku se vyr\u00e1b\u011bj\u00ed d\u00edly s drsnost\u00ed (Ra) od 0,8 do 3,2 \u00b5m.<\/p>\n<p>Povlaky jako pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed (tlou\u0161\u0165ka 60-120 \u00b5m) proto zvy\u0161uj\u00ed jeho odolnost a kr\u00e1su. Sni\u017euj\u00ed v\u00fdskyt koroze a zlep\u0161uj\u00ed jeho v\u00fdkon.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Comparison_of_Mechanical_Properties\"><\/span>Srovn\u00e1n\u00ed mechanick\u00fdch vlastnost\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/magnesium.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18103 size-large\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/magnesium-1024x1024.jpg\" alt=\"vlastnosti ho\u0159\u010d\u00edku\" width=\"1024\" height=\"1024\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/magnesium-1024x1024.jpg 1024w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/magnesium-980x980.jpg 980w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/magnesium-480x480.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/a><\/p>\n<p>Ho\u0159\u010d\u00edk a hlin\u00edk jsou dva r\u016fzn\u00e9 kovy s jedine\u010dn\u00fdmi vlastnostmi. Proto lze ho\u0159\u010d\u00edk pou\u017e\u00edt pro r\u016fzn\u00e9 v\u00fdrobn\u00ed produkty. V\u00fdrobci jej nap\u0159\u00edklad m\u00edchaj\u00ed s hlin\u00edkem 43% a vytv\u00e1\u0159ej\u00ed z n\u011bj slitiny.<\/p>\n<p>Podobn\u011b se 40% ho\u0159\u010d\u00edku pou\u017e\u00edv\u00e1 k v\u00fdrob\u011b konstruk\u010dn\u00edch kov\u016f. T\u00edm je zd\u016frazn\u011bn jeho v\u00fdznam v lehk\u00e9m stroj\u00edrenstv\u00ed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tensile_Strength_Yield_Strength\"><\/span>Pevnost v tahu a mez kluzu<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Pevnost kovu v tahu vyjad\u0159uje jeho schopnost p\u0159en\u00e1\u0161et s\u00edly p\u0159ed poru\u0161en\u00edm.<\/p>\n<p>Mez kluzu je bod, p\u0159i kter\u00e9m se kov za\u010d\u00edn\u00e1 trvale oh\u00fdbat.<\/p>\n<p>Zejm\u00e9na ho\u0159\u010d\u00edkov\u00e9 slitiny, jako je AZ91D, maj\u00ed pevnost v tahu 240 MPa a mez kluzu 150 MPa. To p\u0159isp\u00edv\u00e1 k tomu, \u017ee se jedn\u00e1 o leh\u010d\u00ed variantu pro odl\u00e9v\u00e1n\u00ed.<\/p>\n<p>Co se t\u00fd\u010de hlin\u00edku, jeho v\u00fdhoda spo\u010d\u00edv\u00e1 v tom, \u017ee m\u00e1 320 MPa. <a href=\"https:\/\/en.wikipedia.org\/wiki\/Die_casting#:~:text=Casting%20tensile%20strength%20as%20high,sand%20castings%2C%20and%20other%20types.\" target=\"_blank\" rel=\"noopener\">pevnost v tahu<\/a>\u00a0 a mez kluzu a\u017e 130 a 280 MPa u A380.<\/p>\n<p>Proto se tyto kovy pou\u017e\u00edvaj\u00ed pro vysoce nam\u00e1han\u00e9 d\u00edly.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Elongation_Impact_Resistance\"><\/span>Prodlou\u017een\u00ed a odolnost proti n\u00e1razu<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Kovy lze do ur\u010dit\u00e9 m\u00edry nat\u00e1hnout, ne\u017e dojde k jejich poru\u0161en\u00ed, co\u017e se t\u00fdk\u00e1 jejich prodlou\u017een\u00ed.<\/p>\n<p>Prodlou\u017een\u00ed ovliv\u0148uje odolnost kovu a ukazuje jeho schopnost absorbovat n\u00e1razy.<\/p>\n<p>V ho\u0159\u010d\u00edku je prodlou\u017een\u00ed 5 a\u017e 6% a odolnost proti n\u00e1razu 4-8 J. D\u00edky tomu je pru\u017en\u011bj\u0161\u00ed a l\u00e9pe pohlcuje n\u00e1razy.<\/p>\n<p>U hlin\u00edku je v\u0161ak rozsah prodlou\u017een\u00ed 1 a\u017e 10% a m\u00e1 odolnost proti n\u00e1razu 3-5 J. To znamen\u00e1, \u017ee jsou o n\u011bco k\u0159eh\u010d\u00ed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Fatigue_Strength\"><\/span>\u00danavov\u00e1 pevnost<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-57.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18106 size-full\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-57.png\" alt=\"\u00fanavov\u00e1 odolnost ho\u0159\u010d\u00edkov\u00e9ho tlakov\u00e9ho lit\u00ed\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-57.png 800w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-57-480x300.png 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/a><\/p>\n<p>Schopnost kov\u016f odol\u00e1vat opakovan\u00e9mu nam\u00e1h\u00e1n\u00ed se naz\u00fdv\u00e1 \u00fanavov\u00e1 pevnost.<\/p>\n<p>Ho\u0159\u010d\u00edkov\u00e9 slitiny poskytuj\u00ed \u00fanavovou pevnost 70-150 MPa. P\u0159esto\u017ee jsou m\u00e9n\u011b pevn\u00e9 ne\u017e hlin\u00edk, poskytuj\u00ed spolehlivost.<\/p>\n<p>\u00danavov\u00e1 pevnost hlin\u00edku se pohybuje mezi 90 a 180 MPa. D\u00edky tomu je vhodn\u00fd pro pou\u017eit\u00ed v d\u00edlech motor\u016f.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hardness\"><\/span>Tvrdost<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Tvrdost kov\u016f m\u011b\u0159\u00ed jejich odolnost proti po\u0161kr\u00e1b\u00e1n\u00ed. Nap\u0159\u00edklad ho\u0159\u010d\u00edk m\u00e1 tvrdost 60-80 HB a \u0159ad\u00ed se do kategorie m\u011bkk\u00fdch kov\u016f. Hlin\u00edk m\u00e1 tvrdost 70-100 HB. Je tedy odoln\u011bj\u0161\u00ed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Creep_Resistance\"><\/span>Odolnost proti te\u010den\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Teplo m\u00e1 s postupem \u010dasu vliv na kvalitu a v\u00fdkonnost materi\u00e1l\u016f. Parametr odolnosti proti te\u010den\u00ed je druh, kter\u00fd m\u011b\u0159\u00ed schopnost kov\u016f odol\u00e1vat teplu v pr\u016fb\u011bhu \u010dasu.<\/p>\n<p>Nap\u0159\u00edklad ho\u0159\u010d\u00edk je omezen na pou\u017eit\u00ed p\u0159i vysok\u00fdch teplot\u00e1ch, tak\u017ee rychleji sl\u00e1bne. V tomto p\u0159\u00edpad\u011b je alternativn\u00ed mo\u017enost\u00ed hlin\u00edk, proto\u017ee je schopen \u010delit vy\u0161\u0161\u00edm teplot\u00e1m.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Z\u00e1v\u011br:<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Na adrese <a href=\"https:\/\/aludiecasting.com\/cs\/tlakove-liti-horciku\/\">Tlakov\u00e9 lit\u00ed ho\u0159\u010d\u00edku<\/a>, slitiny rychle tuhnou, ale hroz\u00ed vy\u0161\u0161\u00ed riziko po\u017e\u00e1ru. Mezit\u00edm hlin\u00edk pot\u0159ebuje o n\u011bco del\u0161\u00ed dobu k ochlazen\u00ed ne\u017e ho\u0159\u010d\u00edk. Poskytuje v\u0161ak trvanlivost p\u0159i v\u00fdrob\u011b d\u00edl\u016f. Ho\u0159\u010d\u00edk m\u016f\u017eete pou\u017e\u00edt jako lehk\u00fd kov k rychl\u00e9 v\u00fdrob\u011b velkoobjemov\u00fdch d\u00edl\u016f. Na druhou stranu se hlin\u00edk hod\u00ed pro pevn\u011bj\u0161\u00ed d\u00edly, kter\u00e9 nesm\u00ed \u010dasem korodovat. Spr\u00e1vn\u00fd v\u00fdb\u011br kovu mezi ho\u0159\u010d\u00edkem a hlin\u00edkem v\u0161ak lze prov\u00e9st na z\u00e1klad\u011b zv\u00e1\u017een\u00ed pot\u0159eb aplikace.<\/p>","protected":false},"excerpt":{"rendered":"<p>Tlakov\u00e9 lit\u00ed ho\u0159\u010d\u00edku a tlakov\u00e9 lit\u00ed hlin\u00edku jsou zp\u016fsoby v\u00fdroby kovov\u00fdch d\u00edl\u016f.  Hork\u00fd roztaven\u00fd kov se vtla\u010d\u00ed do forem a vytvo\u0159\u00ed se tvary. Z ho\u0159\u010d\u00edku se vyr\u00e1b\u011bj\u00ed d\u00edly, kter\u00e9 jsou velmi lehk\u00e9, ale na svou hmotnost pevn\u00e9.<\/p>","protected":false},"author":2,"featured_media":18107,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-18100","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aluminium-alloy-castings"],"_links":{"self":[{"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/posts\/18100","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/comments?post=18100"}],"version-history":[{"count":0,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/posts\/18100\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/media\/18107"}],"wp:attachment":[{"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/media?parent=18100"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/categories?post=18100"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/tags?post=18100"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}