{"id":6032,"date":"2026-03-07T18:18:44","date_gmt":"2026-03-07T18:18:44","guid":{"rendered":"https:\/\/shincofab.com\/?p=6032"},"modified":"2026-03-07T18:23:41","modified_gmt":"2026-03-07T18:23:41","slug":"aluminum-melting-point","status":"publish","type":"post","link":"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/","title":{"rendered":"Pr\u016fvodce bodem t\u00e1n\u00ed hlin\u00edku: Slitiny, grafy a tipy pro v\u00fdrobu"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-melting-point-1024x576.jpg\" alt=\"bod t\u00e1n\u00ed hlin\u00edku\" class=\"wp-image-6034\" srcset=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-melting-point-1024x576.jpg 1024w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-melting-point-300x169.jpg 300w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-melting-point-768x432.jpg 768w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-melting-point-1536x864.jpg 1536w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-melting-point-18x10.jpg 18w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-melting-point.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ot\u00e1zka, kdy se hlin\u00edk tav\u00ed, se zd\u00e1 b\u00fdt jednoduch\u00e1. Ale pokud jste n\u011bkdy zkou\u0161eli odl\u00e9vat \u0161rot nebo sva\u0159ovat konzoly metodou TIG, v\u00edte, \u017ee odpov\u011b\u010f se rychle komplikuje.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Na adrese <strong>ShincoFab<\/strong>, manipulace s hlin\u00edkem je na\u0161\u00ed ka\u017edodenn\u00ed realitou v tov\u00e1rn\u00ed hale. Ka\u017ed\u00fd m\u011bs\u00edc zpracov\u00e1v\u00e1me tuny hlin\u00edkov\u00fdch plech\u016f pro zak\u00e1zkovou v\u00fdrobu. Na vlastn\u00ed k\u016f\u017ei jsme vid\u011bli, jak m\u016f\u017ee nedostate\u010dn\u00e1 kontrola teploty zdeformovat p\u0159esn\u00fd podvozek nebo zni\u010dit sv\u00e1r TIG na kosmetick\u00e9m d\u00edlu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159esto\u017ee konkr\u00e9tn\u00ed body t\u00e1n\u00ed maj\u00ed pro v\u011bdu v\u00fdznam, na na\u0161\u00ed v\u00fdrobn\u00ed lince striktn\u00ed dodr\u017eov\u00e1n\u00ed \u010d\u00edsel nesta\u010d\u00ed. Pochopen\u00ed chov\u00e1n\u00ed kovu <strong>kdy\u017e se dost\u00e1v\u00e1 do m\u011bkk\u00e9 a lepkav\u00e9 f\u00e1ze.<\/strong> je \u010dasto to, co odd\u011bluje vy\u0159azen\u00fd d\u00edl od dokonal\u00e9ho v\u00fdrobku.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V t\u00e9to p\u0159\u00edru\u010dce se nedozv\u00edte jen \u010d\u00edslo z u\u010debnice. Dozv\u00edte se, jak\u00e9 jsou rozsahy taven\u00ed b\u011b\u017en\u00fdch slitin, pro\u010d se v\u00e1\u0161 \u0161rot m\u011bn\u00ed v \u0161ed\u00fd popel m\u00edsto v kapalinu, a zjist\u00edte, jak zach\u00e1zet s neviditelnou oxidovou slupkou, kter\u00e1 ni\u010d\u00ed projekty. Pus\u0165te se do pr\u00e1ce.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 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=\"Toggle Table of Content\"><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: #999;color:#999\" 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: #999;color:#999\" 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:\/\/shincofab.com\/cs\/aluminum-melting-point\/#The_Short_Answer_for_Pure_Aluminum\" >Kr\u00e1tk\u00e1 odpov\u011b\u010f pro \u010dist\u00fd hlin\u00edk<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Why_Your_Aluminum_Might_Melt_Differently\" >Pro\u010d se v\u00e1\u0161 hlin\u00edk m\u016f\u017ee tavit jinak<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Understanding_Aluminum_Alloys\" >Porozum\u011bn\u00ed slitin\u00e1m hlin\u00edku<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Solidus_vs_Liquidus_The_Slushy_Phase\" >Solidus vs. Liquidus (F\u00e1ze b\u0159e\u010dky)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Cheat_Sheet_Melting_Points_of_Common_Alloys\" >Cheat Sheet: Teploty t\u00e1n\u00ed b\u011b\u017en\u00fdch slitin<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#6061_Aluminum_The_Structural_Stuff\" >Hlin\u00edk 6061 (konstruk\u010dn\u00ed materi\u00e1l)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#6061_Aluminum_The_Structural_Stuff-2\" >Hlin\u00edk 6061 (konstruk\u010dn\u00ed materi\u00e1l)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#7075_Aluminum_High_Strength\" >Hlin\u00edk 7075 (vysok\u00e1 pevnost)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#3003_Aluminum_General_Use\" >Hlin\u00edk 3003 (v\u0161eobecn\u00e9 pou\u017eit\u00ed)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Cast_Aluminum_Engine_Parts\" >Hlin\u00edkov\u00e9 odlitky (d\u00edly motoru)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Aluminum_vs_Other_Metals_Comparison\" >Hlin\u00edk vs. ostatn\u00ed kovy (srovn\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-12\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Aluminum_vs_Steel\" >Hlin\u00edk vs. ocel<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Aluminum_vs_Copper\" >Hlin\u00edk vs. m\u011b\u010f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Aluminum_vs_Lead\" >Hlin\u00edk vs. olovo<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#The_Invisible_Shield_of_Aluminum_Oxide\" >Neviditeln\u00fd \u0161t\u00edt oxidu hlinit\u00e9ho<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Why_Is_My_Aluminum_Not_Melting\" >Pro\u010d se mi netav\u00ed hlin\u00edk<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#The_Danger_of_Aluminum_Not_Glowing\" >Nebezpe\u010d\u00ed nesv\u00edt\u00edc\u00edho hlin\u00edku<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#The_Heat_Sink_Effect_Makes_Welding_Harder\" >Efekt chladi\u010de zt\u011b\u017euje sva\u0159ov\u00e1n\u00ed<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Practical_Tips_for_Melting_and_Casting\" >Praktick\u00e9 tipy pro taven\u00ed a 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-20\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Controlling_the_Heat\" >\u0158\u00edzen\u00ed tepla<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Safety_First\" >Bezpe\u010dnost p\u0159edev\u0161\u00edm<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Does_It_Melt_in_Daily_Life\" >Rozpou\u0161t\u00ed se v ka\u017edodenn\u00edm \u017eivot\u011b?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Cookware_on_the_Stove\" >N\u00e1dob\u00ed na spor\u00e1ku<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/shincofab.com\/cs\/aluminum-melting-point\/#House_Fires\" >Po\u017e\u00e1ry dom\u016f<\/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:\/\/shincofab.com\/cs\/aluminum-melting-point\/#Conclusion\" >Z\u00e1v\u011br<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"h-the-short-answer-for-pure-aluminum\"><span class=\"ez-toc-section\" id=\"The_Short_Answer_for_Pure_Aluminum\"><\/span>Kr\u00e1tk\u00e1 odpov\u011b\u010f pro \u010dist\u00fd hlin\u00edk<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159ejd\u011bme rovnou k v\u011bci. Pokud chcete jen \u010d\u00edslo, tady je:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1220\u00b0F (660\u00b0C)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jedn\u00e1 se o standardn\u00ed bod t\u00e1n\u00ed \u010dist\u00e9ho element\u00e1rn\u00edho hlin\u00edku, kter\u00fd je ov\u011b\u0159en v autoritativn\u00edch v\u011bdeck\u00fdch datab\u00e1z\u00edch, jako je nap\u0159.&nbsp;<a href=\"https:\/\/webbook.nist.gov\/cgi\/cbook.cgi?ID=C7429905&amp;Mask=4\" target=\"_blank\" rel=\"noreferrer noopener\">Webov\u00e1 kniha NIST Chemistry WebBook<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pro\u010d v\u00e1m na tom z\u00e1le\u017e\u00ed?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To znamen\u00e1, \u017ee s hlin\u00edkem se pracuje mnohem snadn\u011bji ne\u017e s tvrd\u0161\u00edmi kovy, jako je ocel. Ocel vy\u017eaduje teplotu kolem 1370 \u00b0C (2500 \u00b0F), aby se zm\u011bnila v kapalinu. To je v\u00edce ne\u017e dvakr\u00e1t vy\u0161\u0161\u00ed teplota!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Proto\u017ee se hlin\u00edk tav\u00ed p\u0159i ni\u017e\u0161\u00ed teplot\u011b, z\u00edsk\u00e1te n\u011bkolik velk\u00fdch v\u00fdhod:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>U\u0161et\u0159\u00ed v\u00e1m pen\u00edze.<\/strong> K oh\u0159evu spot\u0159ebujete m\u00e9n\u011b paliva nebo elekt\u0159iny.<\/li>\n\n\n\n<li><strong>Urychluje to proces.<\/strong> Va\u0161e pec dos\u00e1hne c\u00edlov\u00e9 teploty mnohem rychleji.<\/li>\n\n\n\n<li><strong>Vybaven\u00ed je levn\u011bj\u0161\u00ed.<\/strong> K taven\u00ed nepot\u0159ebujete masivn\u00ed pr\u016fmyslovou kov\u00e1rnu. \u010casto to zvl\u00e1dne i oby\u010dejn\u00e1 sl\u00e9v\u00e1rna na dvorku.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud v\u0161ak nepracujete ve \u0161pi\u010dkov\u00e9 v\u011bdeck\u00e9 laborato\u0159i, pravd\u011bpodobn\u011b nepou\u017e\u00edv\u00e1te \u010dist\u00fd hlin\u00edk 100%. V\u011bt\u0161ina kov\u016f, kter\u00e9 najdete ve skute\u010dn\u00e9m sv\u011bt\u011b, je sm\u00edch\u00e1na s jin\u00fdmi l\u00e1tkami, a to zcela m\u011bn\u00ed pravidla taven\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-your-aluminum-might-melt-differently\"><span class=\"ez-toc-section\" id=\"Why_Your_Aluminum_Might_Melt_Differently\"><\/span>Pro\u010d se v\u00e1\u0161 hlin\u00edk m\u016f\u017ee tavit jinak<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u010c\u00edslo 1220 \u00b0F je skv\u011bl\u00fd z\u00e1klad, ale v re\u00e1ln\u00e9m sv\u011bt\u011b se ho m\u00e1lokdy p\u0159esn\u011b tref\u00edte. V\u011bt\u0161ina hlin\u00edku, se kter\u00fdm se setk\u00e1te, se chov\u00e1 jinak, proto\u017ee se uvnit\u0159 skr\u00fdv\u00e1 n\u011bco jin\u00e9ho.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-understanding-aluminum-alloys\"><span class=\"ez-toc-section\" id=\"Understanding_Aluminum_Alloys\"><\/span>Porozum\u011bn\u00ed slitin\u00e1m hlin\u00edku<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pravda je takov\u00e1: \u010dist\u00fd hlin\u00edk je ve skute\u010dnosti velmi m\u011bkk\u00fd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pro v\u011bt\u0161inu prac\u00ed je p\u0159\u00edli\u0161 slab\u00fd. Necht\u011bli byste z n\u011bj vyrobit r\u00e1m kola, proto\u017ee by se p\u0159\u00edli\u0161 snadno ohnul. Proto do n\u011bj v\u00fdrobci p\u0159im\u00edch\u00e1vaj\u00ed jin\u00e9 kovy, nap\u0159. <strong>m\u011b\u010f, ho\u0159\u010d\u00edk nebo k\u0159em\u00edk<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tyto sm\u011bsi se naz\u00fdvaj\u00ed <strong>slitiny<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159edstavte si to jako pe\u010den\u00ed dortu. Hlin\u00edk je mouka, ale p\u0159id\u00e1te cukr a vejce, abyste zm\u011bnili strukturu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kdy\u017e p\u0159id\u00e1te tyto dal\u0161\u00ed p\u0159\u00edsady, zm\u011bn\u00ed se teplota t\u00e1n\u00ed. Nez\u016fstane na ide\u00e1ln\u00ed teplot\u011b 660 \u00b0C (1220 \u00b0F). V z\u00e1vislosti na tom, co se p\u0159im\u00edch\u00e1, teplota t\u00e1n\u00ed obvykle klesne n\u00ed\u017ee.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-solidus-vs-liquidus-the-slushy-phase\"><span class=\"ez-toc-section\" id=\"Solidus_vs_Liquidus_The_Slushy_Phase\"><\/span>Solidus vs. Liquidus (F\u00e1ze b\u0159e\u010dky)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ve \u0161kole se u\u010d\u00edme, \u017ee led se okam\u017eit\u011b m\u011bn\u00ed na vodu. Slitiny takhle nefunguj\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Z tvrd\u00e9ho t\u011bsta se jen tak nezm\u011bn\u00ed na tekutou hmotu. Proch\u00e1z\u00ed podivn\u00fdm mezistupn\u011bm.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In\u017een\u00fd\u0159i tomu \u0159\u00edkaj\u00ed <strong>Rozsah t\u00e1n\u00ed<\/strong>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Solidus:<\/strong> Teplota, p\u0159i kter\u00e9 se kov za\u010d\u00edn\u00e1 tavit. St\u00e1v\u00e1 se m\u011bkk\u00fdm.<\/li>\n\n\n\n<li><strong>Liquidus:<\/strong> Teplota, p\u0159i kter\u00e9 je 100% kapalina.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Mezi t\u011bmito dv\u011bma \u010d\u00edsly je v\u00e1\u0161 hlin\u00edk jako <strong>slushie<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dost\u00e1v\u00e1 se do ka\u0161ovit\u00e9 z\u00f3ny. Kov nen\u00ed dostate\u010dn\u011b tvrd\u00fd, aby dr\u017eel tvar, ale nen\u00ed ani dostate\u010dn\u011b tekut\u00fd, aby se dal nal\u00edt do formy. Chov\u00e1 se stejn\u011b jako mokr\u00fd p\u00edsek nebo zubn\u00ed pasta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud si ned\u00e1te pozor, m\u016f\u017ee tato rozb\u0159edl\u00e1 f\u00e1ze v\u00e1\u0161 projekt zni\u010dit. Abyste tomu p\u0159ede\u0161li, mus\u00edte p\u0159esn\u011b v\u011bd\u011bt, jakou t\u0159\u00eddu kovu m\u00e1te v ruce. Zde je stru\u010dn\u00fd p\u0159ehled.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-cheat-sheet-melting-points-of-common-alloys\"><span class=\"ez-toc-section\" id=\"Cheat_Sheet_Melting_Points_of_Common_Alloys\"><\/span>Cheat Sheet: Teploty t\u00e1n\u00ed b\u011b\u017en\u00fdch slitin<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Periodickou tabulku se nemus\u00edte u\u010dit nazpam\u011b\u0165. Pokud sva\u0159ujete nebo odl\u00e9v\u00e1te, sta\u010d\u00ed m\u00edt obecnou p\u0159edstavu o tom, s \u010d\u00edm pracujete.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Zde jsou \u010d\u00edsla nejb\u011b\u017en\u011bj\u0161\u00edch typ\u016f hlin\u00edku, kter\u00e9 m\u016f\u017eete naj\u00edt, rozd\u011blen\u00e9 podle&nbsp;<a href=\"https:\/\/www.aluminum.org\/industry-standards\" target=\"_blank\" rel=\"noreferrer noopener\">Mezin\u00e1rodn\u00ed syst\u00e9m ozna\u010dov\u00e1n\u00ed slitin<\/a>, kterou spravuje Sdru\u017een\u00ed pro hlin\u00edk.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Zde jsou \u010d\u00edsla nejb\u011b\u017en\u011bj\u0161\u00edch typ\u016f hlin\u00edku, kter\u00e9 m\u016f\u017eete naj\u00edt.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Materi\u00e1l \/ slitina<\/th><th>Bod t\u00e1n\u00ed (\u00b0F)<\/th><th>Bod t\u00e1n\u00ed (\u00b0C)<\/th><th>Kl\u00ed\u010dov\u00e1 charakteristika (pozn\u00e1mka v\u00fdrobce)<\/th><\/tr><\/thead><tbody><tr><td><strong>\u010cist\u00fd hlin\u00edk (99% \/ 1100)<\/strong><\/td><td>1190\u00b0F - 1215\u00b0F<\/td><td>643 \u00b0C - 657 \u00b0C<\/td><td>M\u011bkk\u00fd, vysoce tv\u00e1rn\u00fd; z\u0159\u00eddka se pou\u017e\u00edv\u00e1 na konstruk\u010dn\u00ed d\u00edly.<\/td><\/tr><tr><td><strong>Hlin\u00edk 6061<\/strong><\/td><td>1080\u00b0F - 1205\u00b0F<\/td><td>582 \u00b0C - 652 \u00b0C<\/td><td>\u0160irok\u00e1 \u201cka\u0161ovit\u00e1\u201d z\u00f3na. N\u00e1chyln\u00e1 k prask\u00e1n\u00ed za tepla, pokud je sva\u0159ov\u00e1na bez p\u0159\u00eddavku, ale s p\u0159\u00eddavkem je velmi dob\u0159e sva\u0159iteln\u00e1.<\/td><\/tr><tr><td><strong>Hlin\u00edk 7075<\/strong><\/td><td>890\u00b0F - 1175\u00b0F<\/td><td>477 \u00b0C - 635 \u00b0C<\/td><td>Vysok\u00e1 pevnost (zinek); tav\u00ed se p\u0159i n\u00edzk\u00fdch teplot\u00e1ch. Zn\u00e1m\u00fd jako obt\u00ed\u017en\u00fd\/nevhodn\u00fd pro standardn\u00ed tavn\u00e9 sva\u0159ov\u00e1n\u00ed.<\/td><\/tr><tr><td><strong>Hlin\u00edk 3003<\/strong><\/td><td>1190\u00b0F - 1210\u00b0F<\/td><td>643 \u00b0C - 654 \u00b0C<\/td><td>\u00dazk\u00fd rozsah t\u00e1n\u00ed; chov\u00e1 se t\u00e9m\u011b\u0159 jako \u010dist\u00fd hlin\u00edk, ale s p\u0159\u00eddavkem manganu pro zv\u00fd\u0161en\u00ed pevnosti.<\/td><\/tr><tr><td><strong>Hlin\u00edkov\u00e9 odlitky (nap\u0159. A356)<\/strong><\/td><td>1030\u00b0F - 1140\u00b0F<\/td><td>555 \u00b0C - 615 \u00b0C<\/td><td>Vysok\u00fd obsah k\u0159em\u00edku zvy\u0161uje jeho tekutost, co\u017e napom\u00e1h\u00e1 snadn\u00e9mu vl\u00e9v\u00e1n\u00ed do slo\u017eit\u00fdch forem.<\/td><\/tr><tr><td><strong>Oxid hlinit\u00fd (k\u016f\u017ee)<\/strong><\/td><td>~3762\u00b0F<\/td><td>~2072\u00b0C<\/td><td>Nep\u0159\u00edtel. Tav\u00ed se p\u0159i 3x vy\u0161\u0161\u00ed teplot\u011b ne\u017e podkladov\u00fd hlin\u00edk; p\u0159ed sva\u0159ov\u00e1n\u00edm se MUS\u00cd o\u010distit\/odbrousit!<\/td><\/tr><tr><td><strong>Ocel (m\u011bkk\u00e1, pro srovn\u00e1n\u00ed)<\/strong><\/td><td>2600\u00b0F - 2800\u00b0F<\/td><td>1425\u00b0C - 1540\u00b0C<\/td><td>Vy\u017eaduje pr\u016fmyslov\u00e9 kov\u00e1rny\/ho\u0159\u00e1ky; p\u0159ed roztaven\u00edm v\u00fdrazn\u011b z\u010derven\u00e1 (na rozd\u00edl od hlin\u00edku).<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-6061-aluminum-the-structural-stuff\"><span class=\"ez-toc-section\" id=\"6061_Aluminum_The_Structural_Stuff\"><\/span>Hlin\u00edk 6061 (konstruk\u010dn\u00ed materi\u00e1l)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Toto je pracovn\u00ed k\u016f\u0148 metalov\u00e9ho sv\u011bta... (\u6b64\u540e\u63a5\u539f\u6587)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-6061-aluminum-the-structural-stuff-0\"><span class=\"ez-toc-section\" id=\"6061_Aluminum_The_Structural_Stuff-2\"><\/span>Hlin\u00edk 6061 (konstruk\u010dn\u00ed materi\u00e1l)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tohle je pracovn\u00ed k\u016f\u0148 metalov\u00e9ho sv\u011bta. Vid\u00edte ho v\u0161ude, v\u010detn\u011b r\u00e1m\u016f j\u00edzdn\u00edch kol, d\u00edl\u016f automobil\u016f a ryb\u00e1\u0159sk\u00fdch \u010dlun\u016f. Proto\u017ee m\u00e1 uvnit\u0159 ho\u0159\u010d\u00edk a k\u0159em\u00edk, netav\u00ed se v jedin\u00e9m bod\u011b.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Rozsah t\u00e1n\u00ed: 1080\u00b0F - 1205\u00b0F (582\u00b0C - 652\u00b0C)<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">V\u0161imli jste si t\u00e9 velk\u00e9 mezery? To znamen\u00e1, \u017ee 6061 str\u00e1v\u00ed dlouhou dobu ve f\u00e1zi ka\u0161ovitosti, o kter\u00e9 jsme mluvili.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\ud83d\udca1 <strong>Pohled do tov\u00e1rn\u00ed haly<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V na\u0161em v\u00fdrobn\u00edm z\u00e1vod\u011b je 6061 standardem z ur\u010dit\u00e9ho d\u016fvodu, ale jeho \u0161irok\u00fd rozsah taven\u00ed vy\u017eaduje kvalifikovan\u00e9 sva\u0159ov\u00e1n\u00ed. \u010casto na\u0161im klient\u016fm \u0159\u00edk\u00e1me, \u017ee a\u010dkoli je 6061 vynikaj\u00edc\u00ed pro konstruk\u010dn\u00ed konzoly, jej\u00ed citlivost na p\u0159\u00edvod tepla znamen\u00e1, \u017ee na\u0161i sv\u00e1\u0159e\u010di mus\u00ed p\u0159esn\u011b kontrolovat proud. M\u00edrn\u00e9 p\u0159eh\u0159\u00e1t\u00ed nejen\u017ee roztav\u00ed spoj, ale oslab\u00ed i \u2018tepeln\u011b ovlivn\u011bnou z\u00f3nu\u2019 (HAZ) p\u0159il\u00e9haj\u00edc\u00ed ke svaru, co\u017e m\u016f\u017ee pozd\u011bji zp\u016fsobit prasknut\u00ed d\u00edlu pod nap\u011bt\u00edm.\u201d<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-7075-aluminum-high-strength\"><span class=\"ez-toc-section\" id=\"7075_Aluminum_High_Strength\"><\/span>Hlin\u00edk 7075 (vysok\u00e1 pevnost)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Jedn\u00e1 se o odoln\u00fd materi\u00e1l pou\u017e\u00edvan\u00fd pro letadla a horolezeck\u00e9 vybaven\u00ed. P\u0159ekvapen\u00ed je v\u0161ak v tom, \u017ee se tav\u00ed p\u0159i mnohem ni\u017e\u0161\u00ed teplot\u011b ne\u017e slab\u0161\u00ed slitiny, proto\u017ee obsahuje zinek.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Rozsah t\u00e1n\u00ed: 477\u00b0C - 635\u00b0C (890\u00b0F - 1175\u00b0F)<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3003-aluminum-general-use\"><span class=\"ez-toc-section\" id=\"3003_Aluminum_General_Use\"><\/span>Hlin\u00edk 3003 (v\u0161eobecn\u00e9 pou\u017eit\u00ed)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Jedn\u00e1 se o kovy pro ka\u017edodenn\u00ed pou\u017eit\u00ed, nap\u0159\u00edklad p\u00e1nve na va\u0159en\u00ed. Je velmi bl\u00edzk\u00fd \u010dist\u00e9mu hlin\u00edku, tak\u017ee se tak i chov\u00e1.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Rozsah t\u00e1n\u00ed: 1190\u00b0F - 1210\u00b0F (643\u00b0C - 654\u00b0C)<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Velmi rychle p\u0159ech\u00e1z\u00ed do tekut\u00e9ho stavu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-cast-aluminum-engine-parts\"><span class=\"ez-toc-section\" id=\"Cast_Aluminum_Engine_Parts\"><\/span>Hlin\u00edkov\u00e9 odlitky (d\u00edly motoru)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Star\u00e9 motory seka\u010dek na tr\u00e1vu a grily jsou obvykle z hlin\u00edkov\u00e9ho odlitku. Obsahuj\u00ed velk\u00e9 mno\u017estv\u00ed k\u0159em\u00edku, kter\u00fd v\u00fdrazn\u011b sni\u017euje bod t\u00e1n\u00ed, aby kov l\u00e9pe tekl do forem.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Rozsah t\u00e1n\u00ed: 538\u00b0C - 593\u00b0C (1000\u00b0F - 1100\u00b0F)<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Nyn\u00ed, kdy\u017e m\u00e1te konkr\u00e9tn\u00ed \u010d\u00edsla pro hlin\u00edk, poj\u010fme se pod\u00edvat, jak si stoj\u00ed v porovn\u00e1n\u00ed s ostatn\u00edmi t\u011b\u017ek\u00fdmi stroji ve va\u0161em obchod\u011b.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-aluminum-vs-other-metals-comparison\"><span class=\"ez-toc-section\" id=\"Aluminum_vs_Other_Metals_Comparison\"><\/span>Hlin\u00edk vs. ostatn\u00ed kovy (srovn\u00e1n\u00ed)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-aluminum-vs-steel\"><span class=\"ez-toc-section\" id=\"Aluminum_vs_Steel\"><\/span>Hlin\u00edk vs. ocel<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ocel je zde \u0161ampionem t\u011b\u017ek\u00e9 v\u00e1hy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ke zm\u011bn\u011b formy je zapot\u0159eb\u00ed obrovsk\u00e9 mno\u017estv\u00ed energie. Ocel se obvykle neroztav\u00ed, dokud nedos\u00e1hne p\u0159ibli\u017en\u011b <strong>2500\u00b0F (1370\u00b0C)<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To je v\u00edce ne\u017e dvojn\u00e1sobek tepla, kter\u00e9 hlin\u00edk pot\u0159ebuje. To je pro v\u00e1s dobr\u00e1 zpr\u00e1va. Znamen\u00e1 to, \u017ee hlin\u00edk m\u016f\u017eete roztavit v jednoduch\u00e9 kbel\u00edkov\u00e9 peci pomoc\u00ed d\u0159ev\u011bn\u00e9ho uhl\u00ed a f\u00e9nu. S ocel\u00ed to rozhodn\u011b nejde.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-aluminum-vs-copper\"><span class=\"ez-toc-section\" id=\"Aluminum_vs_Copper\"><\/span>Hlin\u00edk vs. m\u011b\u010f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u011b\u010f je kr\u00e1sn\u00e1, ale tvrdohlav\u00e1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tav\u00ed se p\u0159i <strong>1984\u00b0F (1085\u00b0C)<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ten je mnohem teplej\u0161\u00ed ne\u017e hlin\u00edk. Pokud pl\u00e1nujete p\u0159im\u00edchat m\u011b\u010f do hlin\u00edku, aby byl pevn\u011bj\u0161\u00ed, mus\u00edte m\u00edt pec velmi horkou. Hlin\u00edk se zm\u011bn\u00ed na kapalinu dlouho p\u0159edt\u00edm, ne\u017e m\u011b\u010f za\u010dne \u017ehnout.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-aluminum-vs-lead\"><span class=\"ez-toc-section\" id=\"Aluminum_vs_Lead\"><\/span>Hlin\u00edk vs. olovo<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Olovo je nejm\u011bk\u010d\u00ed z cel\u00e9 skupiny.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Zm\u011bn\u00ed se v tekutou lou\u017ei u\u017e p\u0159i <strong>621\u00b0F (327\u00b0C)<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Olovo m\u016f\u017eete roztavit jednoduch\u00fdm propanbutanov\u00fdm ho\u0159\u00e1kem b\u011bhem n\u011bkolika sekund. Hlin\u00edk pot\u0159ebuje p\u0159ibli\u017en\u011b dvakr\u00e1t v\u00edce tepeln\u00e9 energie, aby se dal do pohybu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159i pohledu na tato srovn\u00e1n\u00ed se zd\u00e1, \u017ee hlin\u00edk lze snadno roztavit, \u017ee? Ale je tu skryt\u00e1 past. I kdy\u017e je va\u0161e pec dostate\u010dn\u011b rozp\u00e1len\u00e1, m\u016f\u017ee se st\u00e1t, \u017ee se hlin\u00edk odm\u00edtne roztavit kv\u016fli neviditeln\u00e9mu \u0161t\u00edtu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-invisible-shield-of-aluminum-oxide\"><span class=\"ez-toc-section\" id=\"The_Invisible_Shield_of_Aluminum_Oxide\"><\/span>Neviditeln\u00fd \u0161t\u00edt oxidu hlinit\u00e9ho<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"572\" src=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-welding-1024x572.jpg\" alt=\"sva\u0159ov\u00e1n\u00ed hlin\u00edku\" class=\"wp-image-6035\" srcset=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-welding-1024x572.jpg 1024w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-welding-300x168.jpg 300w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-welding-768x429.jpg 768w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-welding-1536x858.jpg 1536w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-welding-18x10.jpg 18w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/aluminum-welding.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Zde je neviditeln\u00fd nep\u0159\u00edtel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hlin\u00edk reaguje se vzduchem okam\u017eit\u011b. Jakmile surov\u00fd hlin\u00edk po\u0161kr\u00e1bete, zachyt\u00ed se na n\u011bm kysl\u00edk. B\u011bhem n\u011bkolika sekund vytvo\u0159\u00ed mikroskopickou vrstvu, kter\u00e1 se naz\u00fdv\u00e1 <strong>Oxid hlinit\u00fd<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159edstavte si to jako jablko, kter\u00e9 po kousnut\u00ed zhn\u011bdne. Ale m\u00edsto m\u011bkk\u00e9 hn\u011bd\u00e9 ka\u0161e tvo\u0159\u00ed hlin\u00edk supertvrdou keramickou sko\u0159\u00e1pku.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tato sko\u0159\u00e1pka zp\u016fsobuje velk\u00e9 probl\u00e9my, proto\u017ee body t\u00e1n\u00ed se v\u00fdrazn\u011b li\u0161\u00ed.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u010cist\u00fd hlin\u00edk se tav\u00ed p\u0159i:<\/strong> ~1220\u00b0F (660\u00b0C)<\/li>\n\n\n\n<li><strong>Oxid hlinit\u00fd se tav\u00ed p\u0159i:<\/strong> ~3700\u00b0F (2037\u00b0C)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Vid\u00edte tu mezeru?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Oxid se tav\u00ed p\u0159i teplot\u011b <strong>t\u0159ikr\u00e1t vy\u0161\u0161\u00ed<\/strong> ne\u017e samotn\u00fd kov. P\u0159edstavte si bal\u00f3nek s vodou. Guma je oxid a voda je hlin\u00edk. Bal\u00f3nek m\u016f\u017eete zah\u0159\u00edvat, dokud se v n\u011bm voda nevyva\u0159\u00ed, ale gumov\u00fd obal dr\u017e\u00ed v\u0161e pohromad\u011b.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\ud83d\udca1<strong>Jak to \u0159e\u0161\u00edme ve spole\u010dnosti ShincoFab<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cTato oxidov\u00e1 vrstva je hlavn\u00ed p\u0159\u00ed\u010dinou vad svar\u016f. Zat\u00edmco amat\u00e9\u0159i mohou p\u0159\u00edsn\u00e9 \u010di\u0161t\u011bn\u00ed p\u0159ehl\u00ed\u017eet, profesion\u00e1ln\u00ed v\u00fdroba ho vy\u017eaduje. Pou\u017e\u00edv\u00e1me chemick\u00e9 roztoky nebo speci\u00e1ln\u00ed kart\u00e1\u010de z nerezov\u00e9 oceli. <strong>vyhrazeno v\u00fdhradn\u011b pro hlin\u00edk, aby se zabr\u00e1nilo k\u0159\u00ed\u017eov\u00e9 kontaminaci.<\/strong>. Odstran\u011bn\u00ed t\u00e9to slupky je velmi d\u016fle\u017eit\u00e9, proto\u017ee jej\u00ed teplota t\u00e1n\u00ed 3700 \u00b0C je t\u00e9m\u011b\u0159 t\u0159ikr\u00e1t vy\u0161\u0161\u00ed ne\u017e teplota z\u00e1kladn\u00edho kovu 1220 \u00b0C. Zbyl\u00fd oxid se zachyt\u00ed ve svarov\u00e9 l\u00e1zni a vytvo\u0159\u00ed slab\u00e9 a por\u00e9zn\u00ed spoje, kter\u00e9 by nikdy nepro\u0161ly na\u0161imi kontrolami kvality.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Nyn\u00ed, kdy\u017e u\u017e v\u00edte o t\u00e9to nep\u0159\u00edjemn\u00e9 k\u016f\u017ei, se pod\u00edvejme na nej\u010dast\u011bj\u0161\u00ed chybu, kter\u00e9 se za\u010d\u00e1te\u010dn\u00edci dopou\u0161t\u011bj\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-is-my-aluminum-not-melting\"><span class=\"ez-toc-section\" id=\"Why_Is_My_Aluminum_Not_Melting\"><\/span>Pro\u010d se mi netav\u00ed hlin\u00edk<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/skimming-dross-on-melted-aluminum-1024x576.jpg\" alt=\"\" class=\"wp-image-6036\" srcset=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/skimming-dross-on-melted-aluminum-1024x576.jpg 1024w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/skimming-dross-on-melted-aluminum-300x169.jpg 300w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/skimming-dross-on-melted-aluminum-768x432.jpg 768w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/skimming-dross-on-melted-aluminum-1536x864.jpg 1536w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/skimming-dross-on-melted-aluminum-18x10.jpg 18w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/skimming-dross-on-melted-aluminum.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Pec jste postavili vy. Rozp\u00e1lil jsi ji. P\u0159ihodil jsi horu plechovek od limon\u00e1dy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ale m\u00edsto kalu\u017ee leskl\u00e9ho tekut\u00e9ho kovu m\u00e1te hromadu \u0161ed\u00e9ho popela. Vypad\u00e1 to jako rozpadaj\u00edc\u00ed se popcorn. Co se pokazilo?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Je to plocha.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Plechovky od limon\u00e1d jsou neuv\u011b\u0159iteln\u011b tenk\u00e9. Jsou tvo\u0159eny p\u0159ev\u00e1\u017en\u011b barvou, plastovou vrstvou a tvrdou oxidovou slupkou, o kter\u00e9 jsme mluvili d\u0159\u00edve. Ve skute\u010dnosti je v nich jen velmi m\u00e1lo kovu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159i oh\u0159evu tenk\u00e9 plechovky se k\u016f\u017ee p\u0159evr\u00e1t\u00ed. Hlin\u00edk oxiduje a v podstat\u011b sho\u0159\u00ed rychleji, ne\u017e se m\u016f\u017ee zcela roztavit. Nevyr\u00e1b\u00edte ingoty. Vyr\u00e1b\u00edte <strong>dross<\/strong> (odpadn\u00ed struska).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159esta\u0148te ztr\u00e1cet \u010das s plechovkami. Pokud chcete p\u011bknou, \u010distou taveninu, pot\u0159ebujete \u201ctlust\u00fd\u201d \u0161rot, kter\u00fd m\u00e1 na kosti trochu masa.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00edsto toho hledejte tyto:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>N\u00e1hradn\u00ed d\u00edly star\u00fdch automobil\u016f:<\/strong> P\u00edsty, hlavy v\u00e1lc\u016f nebo altern\u00e1tory.<\/li>\n\n\n\n<li><strong>Po\u010d\u00edta\u010dov\u00e9 d\u00edly:<\/strong> Ob\u0159\u00ed chladi\u010de funguj\u00ed perfektn\u011b.<\/li>\n\n\n\n<li><strong>Siln\u00e9 v\u00fdlisky:<\/strong> Star\u00e9 okenn\u00ed r\u00e1my nebo dve\u0159n\u00ed kolejnice.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Pro\u010d nepou\u017e\u00edv\u00e1me tenk\u00fd \u0161rot<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hobbyist\u00e9 se n\u00e1s \u010dasto ptaj\u00ed, zda mohou recyklovat plechovky od limon\u00e1d. Na zahrad\u011b je to sice mo\u017en\u00e9, ale tento typ nekvalitn\u00edho \u0161rotu nikdy nevkl\u00e1d\u00e1me do profesion\u00e1ln\u00edho procesu. Pom\u011br plochy k objemu je p\u0159\u00edli\u0161 vysok\u00fd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V pr\u016fmyslov\u00e9m prost\u0159ed\u00ed vy\u017eaduje regenerace hlin\u00edku p\u0159\u00edsnou kontrolu slitin. Pokud odl\u00e9v\u00e1te doma, \u0159i\u010fte se pravidlem tov\u00e1rny: <strong>\u010cistota je z\u00e1klad.<\/strong> Ne\u017e se n\u00e1\u0161 \u0161rot dostane do pece, o\u0161et\u0159\u00edme ho, abychom z n\u011bj odstranili oleje a barvy. Pro sv\u00e9 projekty se dr\u017ete t\u011b\u017e\u0161\u00edch a \u010dist\u0161\u00edch odlitk\u016f, jako jsou star\u00e9 automobilov\u00e9 d\u00edly, abyste se vyhnuli frustraci z nahromad\u011bn\u00e9 strusky.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Z\u00edsk\u00e1n\u00ed \u010dist\u00e9ho kovu je jednou z v\u00fdzev. Dal\u0161\u00ed je zjistit, zda je skute\u010dn\u011b hork\u00fd. Hlin\u00edk je o\u0161emetn\u00fd, proto\u017ee si r\u00e1d hraje s teplem na schov\u00e1vanou.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-danger-of-aluminum-not-glowing\"><span class=\"ez-toc-section\" id=\"The_Danger_of_Aluminum_Not_Glowing\"><\/span>Nebezpe\u010d\u00ed nesv\u00edt\u00edc\u00edho hlin\u00edku<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ocel je zdvo\u0159il\u00e1. Upozorn\u00ed v\u00e1s, ne\u017e se stane nebezpe\u010dn\u00fdm.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kdy\u017e ocel zah\u0159ejete, zm\u011bn\u00ed barvu na matn\u011b t\u0159e\u0161\u0148ov\u011b \u010dervenou, pak na jasn\u011b oran\u017eovou a nakonec na \u017elutob\u00edlou. P\u0159i pohledu na ni p\u0159esn\u011b pozn\u00e1te, jak je hork\u00e1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Hlin\u00edk je tich\u00fd ninja.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le\u017e\u00ed tam a vypad\u00e1 chladn\u011b, leskle a st\u0159\u00edbrn\u011b.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vypad\u00e1 \u00fapln\u011b stejn\u011b p\u0159i pokojov\u00e9 teplot\u011b jako p\u0159i teplot\u011b 1200 \u00b0C. Pak se cel\u00e1 struktura bez jak\u00e9hokoli varov\u00e1n\u00ed zhrout\u00ed do kapaln\u00e9 lou\u017ee.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To je p\u0159\u00ed\u010dinou mnoha nehod. Za\u010d\u00e1te\u010dn\u00edci se pokou\u0161ej\u00ed zvednout kus studen\u00e9ho hlin\u00edku, kter\u00fd se jim roztav\u00ed v rukavic\u00edch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Nev\u011b\u0159te sv\u00fdm o\u010d\u00edm.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Proto\u017ee teplo nen\u00ed vid\u011bt, je t\u0159eba jej testovat jin\u00fdm zp\u016fsobem.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Test h\u016flky:<\/strong> Vezm\u011bte si \u010distou ocelovou ty\u010d nebo borovicovou h\u016fl. Jemn\u011b do hlin\u00edku p\u00edchn\u011bte. Pokud je m\u011bkk\u00fd jako m\u00e1slo nebo ka\u0161e, je p\u0159ipraven k roztaven\u00ed. Pokud p\u0159i dotyku d\u0159evo okam\u017eit\u011b zuhelnat\u00ed, ustupte.<\/li>\n\n\n\n<li><strong>Digit\u00e1ln\u00ed teplom\u011bry:<\/strong> V ide\u00e1ln\u00edm p\u0159\u00edpad\u011b si kupte infra\u010derven\u00fd teplom\u011br\/laserovou teplom\u011brnou pistoli. Odstran\u00edte t\u00edm ze hry odhady.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Teplo nen\u00ed vid\u011bt, ale rozhodn\u011b m\u016f\u017eete. <em>c\u00edtit<\/em> jej\u00ed \u00fa\u010dinky - zejm\u00e9na kdy\u017e se ji sna\u017e\u00edte sva\u0159it.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-heat-sink-effect-makes-welding-harder\"><span class=\"ez-toc-section\" id=\"The_Heat_Sink_Effect_Makes_Welding_Harder\"><\/span>Efekt chladi\u010de zt\u011b\u017euje sva\u0159ov\u00e1n\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">To za\u010d\u00e1te\u010dn\u00edky p\u0159iv\u00e1d\u00ed k \u0161\u00edlenstv\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00edte, \u017ee hlin\u00edk se tav\u00ed p\u0159i n\u00edzk\u00e9 teplot\u011b (1220 \u00b0C). Logika v\u00e1m tedy \u0159\u00edk\u00e1, abyste sv\u00e1\u0159e\u010dku ztlumili, \u017ee?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0160patn\u011b.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hlin\u00edk r\u00e1d p\u0159en\u00e1\u0161\u00ed teplo. M\u00e1 neuv\u011b\u0159iteln\u011b vysokou <strong>Tepeln\u00e1 vodivost<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jakmile se ho\u0159\u00e1k dotkne kovu, teplo se neudr\u017e\u00ed. Ut\u00edk\u00e1 od m\u00edsta svaru ke studen\u00fdm konc\u016fm ty\u010de. Kov se chov\u00e1 jako obrovsk\u00fd chladi\u010d, kter\u00fd se ochlazuje rychleji, ne\u017e ho dok\u00e1\u017eete zah\u0159\u00e1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bojujete prohranou bitvu. Chcete-li vyhr\u00e1t, mus\u00edte ji p\u0159emoci.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ude\u0159te do n\u011bj tvrd\u011b:<\/strong> Na za\u010d\u00e1tku pou\u017eijte v\u00edce amp\u00e9r\u016f (v\u00fdkonu), ne\u017e si mysl\u00edte, \u017ee pot\u0159ebujete.<\/li>\n\n\n\n<li><strong>Pohybujte se rychle:<\/strong> Vytvo\u0159te lou\u017ei rychle, ne\u017e se roz\u0161\u00ed\u0159\u00ed teplo.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\ud83d\udca1<strong>P\u0159\u00edklad z re\u00e1ln\u00e9ho sv\u011bta<\/strong><br>Ned\u00e1vno jsme pro z\u00e1kazn\u00edka zhotovili siln\u00fd hlin\u00edkov\u00fd kryt pro elektroniku. Konstrukce vy\u017eadovala standardn\u00ed parametry sv\u00e1ru, ale siln\u00fd z\u00e1kladn\u00ed materi\u00e1l odv\u00e1d\u011bl teplo tak rychle, \u017ee svar nepronikl dovnit\u0159.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nam\u00edsto pouh\u00e9ho zv\u00fd\u0161en\u00ed teploty (co\u017e by znamenalo riziko prora\u017een\u00ed d\u00edlu) na\u0161i in\u017een\u00fd\u0159i p\u0159ed sva\u0159ov\u00e1n\u00edm p\u0159edeh\u0159\u00e1li hlin\u00edk na 200 \u00b0C. T\u00edm se sn\u00ed\u017eil tepeln\u00fd \u0161ok a hlin\u00edk se rovnom\u011brn\u011b roztavil, ani\u017e by do\u0161lo k p\u0159et\u00ed\u017een\u00ed ho\u0159\u00e1ku. Je to trik, kter\u00fd se d\u00e1 z\u00edskat pouze p\u0159i ka\u017edodenn\u00ed manipulaci s t\u011bmito materi\u00e1ly.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">A\u0165 u\u017e jste <a href=\"\/cs\/metal-welding-service\/\">sva\u0159ov\u00e1n\u00ed<\/a> nebo odl\u00e9v\u00e1n\u00ed, boj s fyzikou je tvrd\u00e1 pr\u00e1ce. Pod\u00edvejme se, jak ovl\u00e1dat sv\u00e9 prost\u0159ed\u00ed, abyste byli \u00fasp\u011b\u0161n\u00ed a v bezpe\u010d\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-practical-tips-for-melting-and-casting\"><span class=\"ez-toc-section\" id=\"Practical_Tips_for_Melting_and_Casting\"><\/span>Praktick\u00e9 tipy pro taven\u00ed a odl\u00e9v\u00e1n\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-controlling-the-heat\"><span class=\"ez-toc-section\" id=\"Controlling_the_Heat\"><\/span>\u0158\u00edzen\u00ed tepla<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u011bt\u0161ina za\u010d\u00e1te\u010dn\u00edk\u016f si mysl\u00ed, \u017ee lep\u0161\u00ed je teplej\u0161\u00ed. Nen\u00ed tomu tak.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud pec rozto\u010d\u00edte na maximum, zni\u010d\u00edte kov. Kapaln\u00fd hlin\u00edk r\u00e1d absorbuje plynn\u00fd vod\u00edk. Chov\u00e1 se jako houba.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kdy\u017e se kov ochlad\u00ed, sna\u017e\u00ed se plyn uniknout. Uvnit\u0159 se zachyt\u00ed a vytvo\u0159\u00ed mal\u00e9 bublinky, kter\u00fdm se \u0159\u00edk\u00e1 <strong>p\u00f3rovitost<\/strong>. Z va\u0161eho siln\u00e9ho odlitku se stane \u0161v\u00fdcarsk\u00fd s\u00fdr.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chcete-li to napravit, udr\u017eujte n\u00edzkou teplotu. Zam\u011b\u0159te se na teplotu t\u011bsn\u011b nad bodem t\u00e1n\u00ed (p\u0159ibli\u017en\u011b 1300 \u00b0F nebo 700 \u00b0C pro odl\u00e9v\u00e1n\u00ed).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-safety-first\"><span class=\"ez-toc-section\" id=\"Safety_First\"><\/span>Bezpe\u010dnost p\u0159edev\u0161\u00edm<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Roztaven\u00fd hlin\u00edk nesn\u00e1\u0161\u00ed vodu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud na kapalinu dopadne jedin\u00e1 kapka de\u0161t\u011b nebo kousek vlhk\u00e9ho \u0161rotu, exploduje. Voda se okam\u017eit\u011b zm\u011bn\u00ed na p\u00e1ru a expanduje <strong>1 600kr\u00e1t<\/strong> jeho velikost. Do obli\u010deje v\u00e1m tak vylet\u00ed roz\u017ehaven\u00fd kov. Dokonce i hlin\u00edkov\u00e1 asociace <a href=\"https:\/\/www.aluminum.org\/sites\/default\/files\/2024-11\/2024-MMIR_FINAL.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">V\u00fdro\u010dn\u00ed souhrnn\u00e1 zpr\u00e1va o ud\u00e1lostech s roztaven\u00fdm kovem<\/a> v\u00fdslovn\u011b varuje p\u0159ed kontaminac\u00ed vlhkost\u00ed v prost\u0159ed\u00ed pece.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mus\u00edte se chr\u00e1nit:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pou\u017e\u00edvejte celoobli\u010dejov\u00fd \u0161t\u00edt.<\/li>\n\n\n\n<li>Pou\u017e\u00edvejte siln\u00e9 ko\u017een\u00e9 sv\u00e1\u0159e\u010dsk\u00e9 rukavice.<\/li>\n\n\n\n<li>Noste pouze bavln\u011bn\u00e9 oble\u010den\u00ed. <strong>Nikdy nenoste syntetick\u00e9 tkaniny, jako je polyester.<\/strong> Pokud hork\u00fd kov naraz\u00ed na polyester, roztav\u00ed se a p\u0159ilep\u00ed se na k\u016f\u017ei.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00edte, jak bezpe\u010dn\u011b zach\u00e1zet s hlin\u00edkem v d\u00edln\u011b, ale co doma? Poj\u010fme si vyvr\u00e1tit n\u011bkolik m\u00fdt\u016f o va\u0161em kuchy\u0148sk\u00e9m n\u00e1dob\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-does-it-melt-in-daily-life\"><span class=\"ez-toc-section\" id=\"Does_It_Melt_in_Daily_Life\"><\/span>Rozpou\u0161t\u00ed se v ka\u017edodenn\u00edm \u017eivot\u011b?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-cookware-on-the-stove\"><span class=\"ez-toc-section\" id=\"Cookware_on_the_Stove\"><\/span>N\u00e1dob\u00ed na spor\u00e1ku<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u016f\u017eete na spor\u00e1ku rozpustit p\u00e1nev? P\u0159ekvapiv\u011b ano.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Plamen zemn\u00edho plynu ho\u0159\u00ed p\u0159i teplot\u011b p\u0159es 3500 \u00b0C. To je dostate\u010dn\u00fd \u017e\u00e1r na to, aby se va\u0161e hlin\u00edkov\u00e1 p\u00e1nev zm\u011bnila v tekutou lou\u017ei.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ale s dne\u0161n\u00ed ve\u010de\u0159\u00ed si ned\u011blejte starosti. Dokud je v p\u00e1nvi j\u00eddlo nebo voda, energie se na n\u011b p\u0159en\u00e1\u0161\u00ed a va\u0159\u00ed se z nich j\u00eddlo. Hlin\u00edk z\u016fst\u00e1v\u00e1 dostate\u010dn\u011b chladn\u00fd, aby si udr\u017eel sv\u016fj tvar. Pokud v\u0161ak nech\u00e1te suchou, pr\u00e1zdnou p\u00e1nev na vysok\u00e9m ohni a odejdete? M\u016f\u017eete se vr\u00e1tit k d\u00ed\u0159e p\u0159\u00edmo na dn\u011b.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-house-fires\"><span class=\"ez-toc-section\" id=\"House_Fires\"><\/span>Po\u017e\u00e1ry dom\u016f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Po\u017e\u00e1ry dom\u016f jsou d\u011bsiv\u011b hork\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pr\u016fm\u011brn\u00fd po\u017e\u00e1r v m\u00edstnosti ho\u0159\u00ed p\u0159i teplot\u00e1ch 1100 a\u017e 2000 \u00b0C. To je ide\u00e1ln\u00ed teplota pro taven\u00ed hlin\u00edku.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ocelov\u00e9 nosn\u00edky se mohou v horku deformovat nebo oh\u00fdbat, ale obvykle z\u016fst\u00e1vaj\u00ed pevn\u00e9. Hlin\u00edk je jin\u00fd. Zcela se podvol\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Po rozpt\u00fdlen\u00ed kou\u0159e vy\u0161et\u0159ovatel\u00e9 \u010dasto najdou na zemi st\u0159\u00edbrn\u00e9 lou\u017ei\u010dky v m\u00edstech, kde se d\u0159\u00edve nach\u00e1zelo kolo, okenn\u00ed r\u00e1m nebo \u017eidle. V podstat\u011b se odl\u00e9v\u00e1 do tvaru prasklin v podlaze. D\u011bsiv\u00e1 \u010d\u00e1st t\u011bchto lou\u017e\u00ed? Nevid\u011bli byste, \u017ee se zah\u0159\u00edvaj\u00ed, dokud by nebylo p\u0159\u00edli\u0161 pozd\u011b.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-conclusion\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Z\u00e1v\u011br<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pochopen\u00ed teploty t\u00e1n\u00ed hlin\u00edku je v\u00edc ne\u017e jen \u010d\u00edslo v tabulce. Jde o respektov\u00e1n\u00ed materi\u00e1lu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A\u0165 u\u017e se pot\u00fdk\u00e1te s neviditelnou oxidovou slupkou, proch\u00e1z\u00edte ka\u0161ovitou z\u00f3nou slitiny 6061 nebo bojujete s efektem chladi\u010de p\u0159i sva\u0159ov\u00e1n\u00ed, \u00fasp\u011bch vych\u00e1z\u00ed z p\u0159\u00edpravy. Nyn\u00ed v\u00edte, \u017ee 1220 \u00b0C je pouze startovn\u00ed \u010d\u00e1ra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud se rozhodnete, \u017ee spr\u00e1va t\u011bchto specifick\u00fdch teplotn\u00edch rozsah\u016f a chov\u00e1n\u00ed je pro v\u00e1\u0161 sou\u010dasn\u00fd projekt p\u0159\u00edli\u0161 slo\u017eit\u00e1, nemus\u00edte na to b\u00fdt sami. Na adrese <strong>ShincoFab<\/strong>, denn\u011b se zab\u00fdv\u00e1me v\u00fdrobou plech\u016f jako specializovan\u00fd v\u00fdrobce v \u010c\u00edn\u011b. P\u0159esn\u011b rozum\u00edme tomu, jak se tyto slitiny chovaj\u00ed za tepla, proto\u017ee s nimi neust\u00e1le pracujeme.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Z\u016fsta\u0148te v bezpe\u010d\u00ed, ov\u011b\u0159te si teploty a hodn\u011b \u0161t\u011bst\u00ed p\u0159i dal\u0161\u00edm projektu.<\/p>","protected":false},"excerpt":{"rendered":"<p>Asking when aluminum melts seems like a simple question. But if you have ever tried to cast scrap or TIG weld a bracket, you know the answer gets complicated quickly. At ShincoFab, handling aluminum is our daily reality on the factory floor. We process tons of aluminum sheets for custom fabrication every month. We\u2019ve seen [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":6034,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6032","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.4 (Yoast SEO v27.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Aluminum Melting Point Guide: Alloys, Charts &amp; Fabrication Tips<\/title>\n<meta name=\"description\" content=\"Pure aluminum melts at 1220\u00b0F (660\u00b0C). 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