{"id":19091,"date":"2025-07-29T10:20:37","date_gmt":"2025-07-29T10:20:37","guid":{"rendered":"https:\/\/aludiecasting.com\/?p=19091"},"modified":"2026-03-12T06:27:10","modified_gmt":"2026-03-12T06:27:10","slug":"vede-hlinik-elektrinu-komplexni-pruvodce","status":"publish","type":"post","link":"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/","title":{"rendered":"Vede hlin\u00edk elektrick\u00fd proud? Komplexn\u00ed pr\u016fvodce"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Hlin\u00edk je jedn\u00edm z nejobl\u00edben\u011bj\u0161\u00edch kov\u016f na sv\u011bt\u011b. Je proslul\u00fd svou lehkost\u00ed, vysok\u00fdm pom\u011brem pevnosti k hmotnosti a odolnost\u00ed proti korozi. Jednou z nejd\u016fle\u017eit\u011bj\u0161\u00edch vlastnost\u00ed hlin\u00edku, kter\u00e1 je v\u0161ak diskutabiln\u00ed, je to, \u017ee vede elektrick\u00fd proud. Jak si tedy odpov\u011bd\u011bt na ot\u00e1zku: Je hlin\u00edk vodi\u010dem elektrick\u00e9ho proudu? Zde se dost\u00e1v\u00e1me k odpov\u011bdi: ano, <\/span><a href=\"https:\/\/aludiecasting.com\/cs\/galvanicke-pokovovani-hlinikovych-odlitku-na-zakazku\/\"><b>hlin\u00edk <\/b><\/a><span style=\"font-weight: 400;\">m\u016f\u017ee v\u00e9st elektrick\u00fd proud, ale ne tak dob\u0159e jako m\u011b\u010f, kter\u00e1 byla p\u0159i vytv\u00e1\u0159en\u00ed elektrick\u00e9ho syst\u00e9mu nej\u010dast\u011bji volen\u00fdm kovem.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tento \u010dl\u00e1nek pojedn\u00e1v\u00e1 o elektrick\u00e9 vodivosti hlin\u00edku, jeho pou\u017eit\u00ed v elektrotechnick\u00e9m pr\u016fmyslu a o v\u00fdhod\u00e1ch a omezen\u00edch jeho pou\u017eit\u00ed v elektrotechnick\u00e9m pr\u016fmyslu.<\/span><\/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\/vede-hlinik-elektrinu-komplexni-pruvodce\/#What_does_Electrical_Conductivity_mean\" >Co znamen\u00e1 elektrick\u00e1 vodivost?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#Does_Aluminum_Conduct_electricity\" >Vede hlin\u00edk elekt\u0159inu?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#How_Aluminum_Conduces_Electricity\" >Jak hlin\u00edk vyr\u00e1b\u00ed elekt\u0159inu?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#Electrically_Conductive_Aluminum_Grades\" >Elektricky vodiv\u00e9 t\u0159\u00eddy hlin\u00edku\u00a0<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#1_PURE_Aluminium_1100_Grd\" >1. \u010cIST\u00dd hlin\u00edk ( 1100 Grd )<\/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\/vede-hlinik-elektrinu-komplexni-pruvodce\/#2_Aluminum_Alloy_1350\" >2. Hlin\u00edkov\u00e1 slitina 1350<\/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\/vede-hlinik-elektrinu-komplexni-pruvodce\/#3_6063_Aluminum_Alloy\" >3. Slitina hlin\u00edku 6063<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#4_Aluminum_Alloy_1050\" >4. Hlin\u00edkov\u00e1 slitina 1050<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#5_Aloy_6061_aluminum\" >5. Hlin\u00edk Aloy 6061<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#Does_Electrical_Conductivity_Get_Affected_by_Aluminum_Finishing\" >M\u00e1 povrchov\u00e1 \u00faprava hlin\u00edku vliv na elektrickou vodivost?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#1_Formation_of_oxide_layer\" >1. Tvorba oxidov\u00e9 vrstvy<\/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\/vede-hlinik-elektrinu-komplexni-pruvodce\/#2_Anodizing\" >2. Eloxov\u00e1n\u00ed<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#3_Coatings_and_paints\" >3. N\u00e1t\u011bry a barvy<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#4_Surface_Polishing\" >4. Le\u0161t\u011bn\u00ed povrchu<\/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:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#Why_is_Aluminum_Being_Used_in_Electricity\" >Pro\u010d se hlin\u00edk pou\u017e\u00edv\u00e1 v elekt\u0159in\u011b?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#1_Cost-Effectiveness\" >1. N\u00e1kladov\u00e1 efektivita<\/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\/vede-hlinik-elektrinu-komplexni-pruvodce\/#2_Lightweight\" >2. Lehk\u00e9<\/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\/vede-hlinik-elektrinu-komplexni-pruvodce\/#3_Corrosion_Resistance\" >3. Odolnost proti korozi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#4_Strength-to-Weight_Ratio\" >4. Pom\u011br pevnosti k hmotnosti<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#Strength_of_Aluminum_and_Copper_Compared_Electrical_Conductivity\" >Srovn\u00e1n\u00ed pevnosti hlin\u00edku a m\u011bdi: Elektrick\u00e1 vodivost<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#A_comparison_Aluminum_and_Copper\" >Srovn\u00e1n\u00ed hlin\u00edku a m\u011bdi:<\/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:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#The_comparison_of_Aluminum_with_other_conductors\" >Srovn\u00e1n\u00ed hlin\u00edku s jin\u00fdmi vodi\u010di<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#Uses_of_Aluminum_in_Electricity\" >Pou\u017eit\u00ed hlin\u00edku v elekt\u0159in\u011b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#1_Power_transmission_lines\" >1. P\u0159enosov\u00e9 veden\u00ed elektrick\u00e9 energie<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#2_Electrical_Wiring_Cables\" >2. Elektrick\u00e9 rozvody \/ kabely<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#3_Grounding_Wires\" >3. Uzem\u0148ovac\u00ed vodi\u010de<\/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\/vede-hlinik-elektrinu-komplexni-pruvodce\/#4_Electric_Motors_and_Apparatus\" >4. Elektrick\u00e9 motory a p\u0159\u00edstroje<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#Issues_and_Solutions_to_Problems_with_Aluminum_Conductivity\" >Probl\u00e9my a \u0159e\u0161en\u00ed probl\u00e9m\u016f s vodivost\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-29\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#1_Higher_Resistance\" >1. Vy\u0161\u0161\u00ed odolnost<\/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\/vede-hlinik-elektrinu-komplexni-pruvodce\/#2_Connection_and_Oxidation_problems\" >2. Probl\u00e9my s p\u0159ipojen\u00edm a oxidac\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\/vede-hlinik-elektrinu-komplexni-pruvodce\/#3_Mechanical_Strength\" >3. Mechanick\u00e1 pevnost<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/aludiecasting.com\/cs\/vede-hlinik-elektrinu-komplexni-pruvodce\/#Conclusion\" >Z\u00e1v\u011br<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_does_Electrical_Conductivity_mean\"><\/span><b>Co znamen\u00e1 elektrick\u00e1 vodivost?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Picture11.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-19102 aligncenter\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Picture11.jpg\" alt=\"\" width=\"763\" height=\"509\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Picture11.jpg 763w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Picture11-480x320.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 763px, 100vw\" \/><\/a><\/p>\n<p><span style=\"font-weight: 400;\">Nejprve se zamysl\u00edme nad t\u00edm, co je to elektrick\u00e1 vodivost, a teprve pot\u00e9 \u0159ekneme, zda je hlin\u00edk elektrick\u00fd vodi\u010d, nebo ne. Schopnost materi\u00e1lu propou\u0161t\u011bt elektrick\u00fd proud se naz\u00fdv\u00e1 elektrick\u00e1 vodivost. Ta z\u00e1vis\u00ed na po\u010dtu voln\u011b se pohybuj\u00edc\u00edch elektron\u016f v dan\u00e9m materi\u00e1lu. Kovy maj\u00ed obecn\u011b velmi voln\u00e9 elektrony, kter\u00e9 mohou snadno proudit v r\u00e1mci jejich atomov\u00e9 struktury, tak\u017ee jsou dobr\u00fdmi vodi\u010di.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Jednotkou m\u011b\u0159en\u00ed elektrick\u00e9 vodivosti dan\u00e9ho materi\u00e1lu je siemens d\u011blen\u00fd metrem (S\/m). \u010c\u00edm v\u011bt\u0161\u00ed je odpor, t\u00edm men\u0161\u00ed je mo\u017enost pr\u016fchodu elektrick\u00e9 energie. Vysoce vodiv\u00e9 materi\u00e1ly, jako je m\u011b\u010f a hlin\u00edk, nach\u00e1zej\u00ed uplatn\u011bn\u00ed v n\u011bkolika elektrick\u00fdch aplikac\u00edch, jako je nap\u00e1jen\u00ed, p\u0159enos energie, veden\u00ed a obvody.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Does_Aluminum_Conduct_electricity\"><\/span><b>Vede hlin\u00edk elekt\u0159inu?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/aluminum.webp\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-19103 size-large aligncenter\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/aluminum-1024x640.webp\" alt=\"\" width=\"1024\" height=\"640\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/aluminum-1024x640.webp 1024w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/aluminum-980x613.webp 980w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/aluminum-480x300.webp 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><span style=\"font-weight: 400;\">Ano, hlin\u00edk je mnohon\u00e1sobn\u011b vodiv\u011bj\u0161\u00ed ne\u017e m\u011b\u010f. Hlin\u00edk je pova\u017eov\u00e1n za dobr\u00fd vodi\u010d, pokud se pod\u00edv\u00e1me na vodivost kov\u016f, a\u010dkoli jeho elektrick\u00e1 vodivost je pouze asi 61 % m\u011bdi. To znamen\u00e1, \u017ee m\u011bd\u00ed pote\u010de p\u0159i dan\u00e9 velikosti vodi\u010de v\u011bt\u0161\u00ed proud.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">P\u0159esto je hlin\u00edk d\u00edky sv\u00e9 relativn\u011b vysok\u00e9 vodivosti pou\u017eiteln\u00fd ve v\u011bt\u0161in\u011b elektrick\u00fdch aplikac\u00ed, zejm\u00e9na tam, kde je rozhoduj\u00edc\u00ed hmotnost a cena. Odpor hlin\u00edku nen\u00ed tak vysok\u00fd jako u mnoha jin\u00fdch materi\u00e1l\u016f; to znamen\u00e1, \u017ee hlin\u00edk m\u016f\u017ee tak\u00e9 v\u00e9st elektrick\u00fd proud, ale s relativn\u011b men\u0161\u00edm odporem.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_Aluminum_Conduces_Electricity\"><\/span><b>Jak hlin\u00edk vyr\u00e1b\u00ed elekt\u0159inu?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/electrical-wiring-scaled-1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-19101 size-large aligncenter\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/electrical-wiring-scaled-1-1024x684.jpg\" alt=\"\" width=\"1024\" height=\"684\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/electrical-wiring-scaled-1-980x655.jpg 980w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/electrical-wiring-scaled-1-480x321.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><span style=\"font-weight: 400;\">Elekt\u0159ina se v hlin\u00edku \u0161\u00ed\u0159\u00ed d\u00edky toku voln\u00fdch elektron\u016f strukturou atom\u016f. Tyto voln\u00e9 elektrony jsou jen slab\u011b spojeny s atomy kovu a mohou se snadno pohybovat, jakmile je p\u0159\u00edtomno elektrick\u00e9 pole. Jakmile materi\u00e1l umo\u017en\u00ed pr\u016fchod elektron\u016f, vytvo\u0159\u00ed se elektrick\u00fd proud.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Hlin\u00edk m\u00e1 tak\u00e9 pom\u011brn\u011b velk\u00e9 mno\u017estv\u00ed voln\u00fdch elektron\u016f, co\u017e znamen\u00e1, \u017ee je tak\u00e9 slu\u0161n\u00fdm vodi\u010dem elekt\u0159iny, ale ne tak \u00fa\u010dinn\u00fdm jako m\u011b\u010f. Je p\u0159ibli\u017en\u011b 61kr\u00e1t m\u00e9n\u011b elektricky vodiv\u00fd ne\u017e m\u011b\u010f, tak\u017ee je o n\u011bco odoln\u011bj\u0161\u00ed v\u016f\u010di toku elektron\u016f.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Vodivost hlin\u00edku se sni\u017euje tak\u00e9 zv\u00fd\u0161en\u00edm teploty v d\u016fsledku zv\u00fd\u0161en\u00e9 vibrace atom\u016f v kovu, co\u017e zvy\u0161uje odpor. Krom\u011b toho se na povrchu hlin\u00edku vytv\u00e1\u0159ej\u00ed nevodiv\u00e9 vrstvy oxid\u016f, kter\u00e9 mohou sni\u017eovat vodivost v m\u00edstech spoj\u016f. Tato vznikaj\u00edc\u00ed vrstva oxidu by m\u011bla b\u00fdt kontrolov\u00e1na, proto\u017ee by zhor\u0161ovala dobrou vodivost, zejm\u00e9na v elektrick\u00fdch kontaktech.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Electrically_Conductive_Aluminum_Grades\"><\/span><b>Elektricky vodiv\u00e9 t\u0159\u00eddy hlin\u00edku\u00a0<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Hlin\u00edk je elektrick\u00fd vodi\u010d a jeho vodivost z\u00e1vis\u00ed tak\u00e9 na jakosti, proto\u017ee r\u016fzn\u00e9 jakosti obsahuj\u00ed r\u016fzn\u00e9 \u010distoty a leguj\u00edc\u00ed kovy. Souvislost mezi typem t\u0159\u00eddy hlin\u00edku a jeho vodivost\u00ed je nezbytn\u00e1 p\u0159i v\u00fdb\u011bru spr\u00e1vn\u00e9ho typu hlin\u00edku, kter\u00fd se hod\u00ed pro ur\u010dit\u00e9 elektrick\u00e9 aplikace.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_PURE_Aluminium_1100_Grd\"><\/span><b>1. \u010cIST\u00dd hlin\u00edk ( 1100 Grd )<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Hlin\u00edk t\u0159\u00eddy 1100 lze pova\u017eovat za jeden z nej\u010dist\u0161\u00edch hlin\u00edk\u016f s \u010distotou 99 % a vy\u0161\u0161\u00ed. Tato \u010distota je vysok\u00e1, co\u017e vede k dobr\u00e9 elektrick\u00e9 vodivosti elektricky, a proto by se hodil v oblastech, kter\u00e9 vy\u017eaduj\u00ed elektrickou vodivost a v\u00fdkon nejl\u00e9pe, jako je elektroinstalace a p\u0159ipojen\u00ed k elekt\u0159in\u011b.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><b>Elektrick\u00e1 vodivost: <\/b><span style=\"font-weight: 400;\">P\u0159ibli\u017en\u011b 61 % m\u011bdi.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>Aplikace: <\/b><span style=\"font-weight: 400;\">Pou\u017e\u00edv\u00e1 se v silov\u00fdch kabelov\u00fdch syst\u00e9mech, elektrick\u00fdch vodi\u010d\u00edch a dal\u0161\u00edch za\u0159\u00edzen\u00edch, kde je nezbytn\u00e1 vysok\u00e1 vodivost a n\u00edzk\u00fd odpor.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"2_Aluminum_Alloy_1350\"><\/span><b>2. Hlin\u00edkov\u00e1 slitina 1350<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Hlin\u00edkov\u00e1 slitina 1350 je dal\u0161\u00ed hlin\u00edk s vysokou \u010distotou, pouze je kombinov\u00e1n s nepatrn\u00fdm mno\u017estv\u00edm m\u011bdi, kter\u00e1 zvy\u0161uje jeho pevnost i dal\u0161\u00ed vlastnosti. Tato t\u0159\u00edda je vodiv\u00e1 o stupe\u0148 n\u00ed\u017ee, ne\u017e m\u00e1 hlin\u00edk t\u0159\u00eddy 1100, ale poskytuje dobr\u00fd v\u00fdkon i v elektrick\u00fdch funkc\u00edch.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><b>Elektrick\u00e1 vodivost: <\/b><span style=\"font-weight: 400;\">P\u0159ibli\u017en\u011b 61 % vodivosti m\u011bdi, kter\u00e1 je jako hlin\u00edk t\u0159\u00eddy 1100.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>Aplikace:<\/b><span style=\"font-weight: 400;\"> Je \u0161iroce pou\u017e\u00edv\u00e1n v dr\u00e1tech, vodi\u010d\u00edch a jin\u00fdch materi\u00e1lech. <a href=\"https:\/\/www.daelimtransformer.com\/\" target=\"_blank\" rel=\"noopener\">transform\u00e1tor<\/a>, zejm\u00e9na ve vysokonap\u011b\u0165ov\u00fdch elektrick\u00fdch syst\u00e9mech.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"3_6063_Aluminum_Alloy\"><\/span><b>3. Slitina hlin\u00edku 6063<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Hlin\u00edk t\u0159\u00eddy 6063 je st\u0159edn\u011b pevn\u00e1 slitina a obvykle se pou\u017e\u00edv\u00e1 pro konstruk\u010dn\u00ed \u00fa\u010dely, jako jsou v\u00fdlisky a r\u00e1my. Obsahuje v\u00edce leguj\u00edc\u00edch materi\u00e1l\u016f, jako je ho\u0159\u010d\u00edk a k\u0159em\u00edk, kter\u00e9 zvy\u0161uj\u00ed jej\u00ed mechanickou pevnost, a proto je m\u00e9n\u011b elektricky vodiv\u00e1 ne\u017e hlin\u00edk t\u0159\u00eddy 1100 a 1350.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><b>Elektrick\u00e1 vodivost:<\/b><span style=\"font-weight: 400;\"> Vodivost m\u011bdi je o 50-55 % ni\u017e\u0161\u00ed, co\u017e je d\u00e1no dal\u0161\u00edmi leguj\u00edc\u00edmi \u00fa\u010dinky prvk\u016f.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>Aplikace: <\/b><span style=\"font-weight: 400;\">Pou\u017e\u00edv\u00e1 se hlavn\u011b v architektonick\u00fdch v\u00fdlisc\u00edch, okenn\u00edch r\u00e1mech a leteck\u00fdch komponentech. A\u010dkoli nen\u00ed tak vodiv\u00fd jako \u010dist\u0161\u00ed druhy, nach\u00e1z\u00ed ur\u010dit\u00e9 vyu\u017eit\u00ed v oblastech, kde je d\u016fle\u017eit\u00e1 sp\u00ed\u0161e pevnost a tvarovatelnost ne\u017e vodivost.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"4_Aluminum_Alloy_1050\"><\/span><b>4. Hlin\u00edkov\u00e1 slitina 1050<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Hlin\u00edkov\u00e1 slitina 1050 je tak\u00e9 vysoce \u010dist\u00fd hlin\u00edk, jen s t\u00edm rozd\u00edlem, \u017ee obsahuje nepatrn\u00fd pod\u00edl \u017eeleza, a proto je jej\u00ed vodivost ni\u017e\u0161\u00ed ne\u017e u hlin\u00edku t\u0159\u00eddy 1100. M\u00e1 v\u0161ak dobrou elektrickou vodivost pro r\u016fzn\u00e9 aplikace.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><b>Elektrick\u00e1 vodivost: <\/b><span style=\"font-weight: 400;\">M\u00edra elektrick\u00e9 vodivosti je 99,76 % m\u011bdi, co\u017e odpov\u00edd\u00e1 t\u0159\u00edd\u011b 1100.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>Aplikace: <\/b><span style=\"font-weight: 400;\">Elektrick\u00e9 kabely, vodi\u010de a konektory pro baterie, u nich\u017e je rozhoduj\u00edc\u00ed vysok\u00e1 vodivost, ale u nich\u017e citovan\u00e1 mechanick\u00e1 pevnost nep\u0159edstavuje z\u00e1sadn\u00ed probl\u00e9m.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"5_Aloy_6061_aluminum\"><\/span><b>5. Hlin\u00edk Aloy 6061<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Obl\u00edbenost t\u00e9to hlin\u00edkov\u00e9 slitiny t\u0159\u00eddy 6061 spo\u010d\u00edv\u00e1 v jej\u00edch dobr\u00fdch mechanick\u00fdch vlastnostech a univerz\u00e1lnosti. Aby byla pevn\u00e1, je legov\u00e1na ho\u0159\u010d\u00edkem a k\u0159em\u00edkem, co\u017e zp\u016fsobuje m\u00edrnou ztr\u00e1tu vodivosti.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">-Elektrick\u00e1 vodivost: p\u0159ibli\u017en\u011b 45-50 % vodivosti m\u011bdi.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Pou\u017eit\u00ed: Tam, kde nen\u00ed d\u016fle\u017eit\u00e1 elektrick\u00e1 vodivost, ale pevnost a odolnost proti korozi.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Does_Electrical_Conductivity_Get_Affected_by_Aluminum_Finishing\"><\/span><b>M\u00e1 povrchov\u00e1 \u00faprava hlin\u00edku vliv na elektrickou vodivost?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Aluminum-Electrical-Conductivity-1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-19092 aligncenter\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Aluminum-Electrical-Conductivity-1.jpg\" alt=\"\" width=\"773\" height=\"433\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Aluminum-Electrical-Conductivity-1.jpg 773w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Aluminum-Electrical-Conductivity-1-480x269.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 773px, 100vw\" \/><\/a><\/p>\n<p><span style=\"font-weight: 400;\">Elektrick\u00e1 vodivost hlin\u00edku m\u016f\u017ee b\u00fdt v\u00fdrazn\u011b ovlivn\u011bna povrchovou \u00fapravou hlin\u00edku, kter\u00e1 je d\u00e1na t\u00edm, jakou povrchovou \u00fapravu na kov naneseme. Vodivost hlin\u00edku lze m\u011bnit r\u016fzn\u00fdmi povrchov\u00fdmi \u00fapravami: tvorbou oxidov\u00e9 vrstvy, eloxov\u00e1n\u00edm, povlakov\u00e1n\u00edm, le\u0161t\u011bn\u00edm atd.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Formation_of_oxide_layer\"><\/span><b>1. Tvorba oxidov\u00e9 vrstvy<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Za p\u0159\u00edtomnosti vzduchu, nap\u0159\u00edklad p\u0159i oxidaci, se na hlin\u00edku tvo\u0159\u00ed tenk\u00e1 vrstva oxid\u016f (Al 2 O 3 ). A\u010dkoli tato vrstva oxid\u016f poskytuje ochrann\u00fd kryt proti korozi, nen\u00ed vodiv\u00e1. To znamen\u00e1, \u017ee tato vrstva oxidu na m\u00edst\u011b, kde je p\u0159ipojen elektrick\u00fd proud, m\u016f\u017ee zv\u00fd\u0161it odpor, a t\u00edm ohrozit celkovou vodivost hlin\u00edku. \u00da\u010dinnost elektrick\u00fdch \u010dinnost\u00ed p\u0159i vysok\u00e9m v\u00fdkonu m\u016f\u017ee b\u00fdt kv\u016fli existenci t\u00e9to oxidov\u00e9 vrstvy ztracena. Aby bylo dosa\u017eeno dobr\u00e9 vodivosti, mus\u00ed b\u00fdt takov\u00e1 vrstva oxidu v m\u00edstech kontaktu odstran\u011bna nebo omezena, nebo se dod\u00e1vaj\u00ed povrchov\u00e9 \u00fapravy, kter\u00e9 zamezuj\u00ed usazov\u00e1n\u00ed oxidu.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Anodizing\"><\/span><b>2. Eloxov\u00e1n\u00ed<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">V p\u0159\u00edpad\u011b hlin\u00edku je eloxov\u00e1n\u00ed proces, jeho\u017e c\u00edlem je z\u00e1m\u011brn\u00e9 zes\u00edlen\u00ed vrstvy oxidu. A\u010dkoli se t\u00edm zvy\u0161uje odolnost proti korozi a zlep\u0161uje estetick\u00e1 \u00faprava povrchu, eloxov\u00e1n\u00ed d\u00e1le zvy\u0161uje izola\u010dn\u00ed schopnost povrchu. T\u00edm se zna\u010dn\u011b sni\u017euje vodivost hlin\u00edku, tak\u017ee je nevhodn\u00fd pro aplikace, kter\u00e9 zahrnuj\u00ed pou\u017eit\u00ed elektrick\u00e9ho proudu. V n\u011bkter\u00fdch aplikac\u00edch, nap\u0159\u00edklad v t\u011bch, kter\u00e9 maj\u00ed estetick\u00fd v\u00fdznam, se v\u0161ak anodick\u00fd povlak neodstra\u0148uje kv\u016fli ochrann\u00e9mu \u00fa\u010dinku, co\u017e p\u0159edstavuje velkou hrozbu. Eloxov\u00e1n\u00ed nem\u016f\u017ee b\u00fdt optim\u00e1ln\u00ed ve vodiv\u00fdch aplikac\u00edch, pokud se nepl\u00e1nuje \u00fa\u010deln\u00e9 odstran\u011bn\u00ed oxidov\u00e9 vrstvy v m\u00edstech p\u0159ipojen\u00ed.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Coatings_and_paints\"><\/span><b>3. N\u00e1t\u011bry a barvy<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Hlin\u00edk je opat\u0159en povrchovou \u00fapravou a n\u00e1t\u011brem, kter\u00fd poskytuje dodate\u010dnou ochranu proti okoln\u00edm vliv\u016fm a zlep\u0161uje vzhled. P\u0159ev\u00e1\u017en\u00e1 v\u011bt\u0161ina n\u00e1t\u011br\u016f (zejm\u00e9na b\u011b\u017en\u00fdch barev) je v\u0161ak izola\u010dn\u00ed a tvo\u0159\u00ed bari\u00e9ry elektrick\u00e9 vodivosti. V p\u0159\u00edpadech, kdy je n\u00e1t\u011br nanesen, m\u00e1 za n\u00e1sledek sn\u00ed\u017een\u00ed elektrick\u00e9 vodivosti kovu s velk\u00fdm rozd\u00edlem. V p\u0159\u00edpad\u011b pou\u017eit\u00ed hlin\u00edku v elektrick\u00fdch syst\u00e9mech je t\u0159eba m\u00edt na pam\u011bti, \u017ee \u010d\u00e1sti, s nimi\u017e doch\u00e1z\u00ed k elektrick\u00e9mu kontaktu, by nem\u011bly b\u00fdt opat\u0159eny n\u00e1t\u011brem, nebo ve zvl\u00e1\u0161tn\u00edch p\u0159\u00edpadech m\u016f\u017ee b\u00fdt v ur\u010dit\u00fdch situac\u00edch \u017e\u00e1douc\u00ed pou\u017e\u00edt vodiv\u00fd n\u00e1t\u011br.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Surface_Polishing\"><\/span><b>4. Le\u0161t\u011bn\u00ed povrchu<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Jednou z metod povrchov\u00e9 \u00fapravy, kter\u00e1 se pou\u017e\u00edv\u00e1, je le\u0161t\u011bn\u00ed povrchu, aby byl povrch hlin\u00edku \u010dist\u00fd a hladk\u00fd. Z mechanick\u00e9ho hlediska je le\u0161t\u011bn\u00ed v p\u0159\u00edpad\u011b elektrick\u00e9 vodivosti proces, kter\u00fd zlep\u0161uje vlastnost z hlediska elektrick\u00e9 vodivosti, aby nab\u00eddl \u010dist\u0161\u00ed kontaktn\u00ed plochu. Le\u0161t\u011bn\u00fd hlin\u00edkov\u00fd povrch umo\u017e\u0148uje v\u011bt\u0161\u00ed \u00fa\u010dinnost elektrick\u00e9ho spojen\u00ed, sni\u017euje odpor a zvy\u0161uje v\u00fdkon v elektrick\u00fdch syst\u00e9mech. Pokud je v\u0161ak le\u0161t\u011bn\u00ed prov\u00e1d\u011bno v p\u0159\u00edli\u0161 velk\u00e9 m\u00ed\u0159e, m\u016f\u017ee v\u00e9st ke ztr\u00e1t\u011b materi\u00e1lu, co\u017e m\u016f\u017ee b\u00fdt v n\u011bkter\u00fdch aplikac\u00edch probl\u00e9m pro celistvost a velikost hlin\u00edku. Le\u0161t\u011bn\u00ed se proto m\u00e1 pou\u017e\u00edvat pouze k dosa\u017een\u00ed \u017e\u00e1douc\u00ed rovnov\u00e1hy mezi vodivost\u00ed a pevnost\u00ed materi\u00e1lu.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_is_Aluminum_Being_Used_in_Electricity\"><\/span><b>Pro\u010d se hlin\u00edk pou\u017e\u00edv\u00e1 v elekt\u0159in\u011b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Bauxite-1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-19100 size-full aligncenter\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Bauxite-1.jpg\" alt=\"\" width=\"800\" height=\"454\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Bauxite-1.jpg 800w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Bauxite-1-480x272.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/a><\/p>\n<p><span style=\"font-weight: 400;\">P\u0159esto\u017ee je m\u011b\u010f ve srovn\u00e1n\u00ed s hlin\u00edkem elektricky vodiv\u011bj\u0161\u00ed, nevedlo to elektrotechnick\u00fd pr\u016fmysl k tomu, aby se vyhnul pou\u017e\u00edv\u00e1n\u00ed hlin\u00edku. P\u0159\u00ed\u010diny tohoto stavu jsou n\u00e1sleduj\u00edc\u00ed:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Cost-Effectiveness\"><\/span><b>1. N\u00e1kladov\u00e1 efektivita<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Levn\u011bj\u0161\u00ed cena je jednou z hlavn\u00edch v\u00fdhod pou\u017eit\u00ed hlin\u00edku v elektronice. Na rozd\u00edl od m\u011bdi je hlin\u00edk levn\u011bj\u0161\u00ed; jeho cena je ve skute\u010dnosti p\u0159ibli\u017en\u011b t\u0159etinov\u00e1 oproti m\u011bdi. D\u00edky tomuto faktoru cenov\u00e9 dostupnosti bude hlin\u00edk skv\u011blou volbou, pokud jde o rozs\u00e1hl\u00e9 elektroinstalace, proto\u017ee je zapot\u0159eb\u00ed dostate\u010dn\u00e9 mno\u017estv\u00ed materi\u00e1lu.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Lightweight\"><\/span><b>2. Lehk\u00e9<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Hlin\u00edk je v porovn\u00e1n\u00ed s m\u011bd\u00ed tak\u00e9 velmi lehk\u00fd a jeho hustota je p\u0159ibli\u017en\u011b t\u0159etinov\u00e1 oproti m\u011bdi. D\u00edky tomu je vhodn\u00fd v oblastech, kde je hmotnost probl\u00e9mem, jako je nap\u0159\u00edklad nadzemn\u00ed veden\u00ed pro p\u0159enos elektrick\u00e9 energie. N\u00e1klady na p\u0159epravu jsou d\u00edky n\u00edzk\u00e9 hmotnosti hlin\u00edku ni\u017e\u0161\u00ed a instalace je snadn\u011bj\u0161\u00ed.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Corrosion_Resistance\"><\/span><b>3. Odolnost proti korozi<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Na vzduchu se na hlin\u00edku p\u0159irozen\u011b vytv\u00e1\u0159\u00ed tenk\u00e1 ochrann\u00e1 vrstva oxidu, kter\u00e1 pokr\u00fdv\u00e1 jeho povrch. Tato oxidov\u00e1 vrstva slou\u017e\u00ed jako tmel, kter\u00fd nem\u016f\u017ee d\u00e1le oxidovat, a hlin\u00edk je tak mimo\u0159\u00e1dn\u011b odoln\u00fd proti korozi. To je v\u00fdhodn\u00e9 zejm\u00e9na pro elektrick\u00e9 syst\u00e9my, kter\u00e9 jsou um\u00edst\u011bny venku, proto\u017ee pov\u011btrnostn\u00ed vlivy a vlhkost mohou snadno zp\u016fsobit korozi jin\u00fdch kov\u016f, nap\u0159\u00edklad m\u011bdi.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Strength-to-Weight_Ratio\"><\/span><b>4. Pom\u011br pevnosti k hmotnosti<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Hlin\u00edk m\u00e1 skv\u011bl\u00fd pom\u011br pevnosti k hmotnosti, co\u017e znamen\u00e1, \u017ee a\u010dkoli je lehk\u00fd, m\u016f\u017ee nab\u00eddnout velkou konstruk\u010dn\u00ed pevnost. D\u00edky tomuto aspektu je hlin\u00edk kr\u00e1snou volbou t\u00e9m\u011b\u0159 ve v\u0161ech elektrotechnick\u00fdch z\u00e1le\u017eitostech, jako jsou kabely, p\u0159enosov\u00e1 veden\u00ed a dokonce i p\u0159i konstrukci elektrick\u00fdch za\u0159\u00edzen\u00ed.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Strength_of_Aluminum_and_Copper_Compared_Electrical_Conductivity\"><\/span><b>Srovn\u00e1n\u00ed pevnosti hlin\u00edku a m\u011bdi: Elektrick\u00e1 vodivost<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/aluminium-vs-copper-banner.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-19093 aligncenter\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/aluminium-vs-copper-banner.jpg\" alt=\"\" width=\"786\" height=\"393\" title=\"\"><\/a><\/p>\n<p><span style=\"font-weight: 400;\">Jak ji\u017e bylo uvedeno v\u00fd\u0161e, elektrick\u00e1 ko<\/span><span style=\"font-weight: 400;\">nduktivita hlin\u00edku je p\u0159ibli\u017en\u011b 61 % m\u011bdi. P\u0159esto nen\u00ed rozd\u00edl ve vodivosti tak velk\u00fd, jak by se mohlo zd\u00e1t. V p\u0159\u00edpad\u011b mnoha rozs\u00e1hl\u00fdch aplikac\u00ed, nap\u0159. p\u0159enosu energie, vyva\u017euje \u00faspora n\u00e1klad\u016f a hmotnosti, kterou hlin\u00edk poskytuje, jeho m\u00edrn\u011b sn\u00ed\u017eenou vodivost. Pokud jde o vysok\u00fd elektrick\u00fd v\u00fdkon, je m\u011b\u010f st\u00e1le lep\u0161\u00edm vodi\u010dem.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"A_comparison_Aluminum_and_Copper\"><\/span><b>Srovn\u00e1n\u00ed hlin\u00edku a m\u011bdi:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<table style=\"height: 411px;\" width=\"616\">\n<tbody>\n<tr>\n<td style=\"width: 195.578px;\"><b>Majetek<\/b><\/td>\n<td style=\"width: 175.812px;\"><b>Hlin\u00edk<\/b><\/td>\n<td style=\"width: 222.609px;\"><b>M\u011b\u010f<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 195.578px;\"><b>Vodivost<\/b><\/td>\n<td style=\"width: 175.812px;\"><span style=\"font-weight: 400;\">61% m\u011bdi<\/span><\/td>\n<td style=\"width: 222.609px;\"><span style=\"font-weight: 400;\">100% (nejvodiv\u011bj\u0161\u00ed kov)<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 195.578px;\"><b>Hustota<\/b><\/td>\n<td style=\"width: 175.812px;\"><span style=\"font-weight: 400;\">2,70 g\/cm\u00b3<\/span><\/td>\n<td style=\"width: 222.609px;\"><span style=\"font-weight: 400;\">8,96 g\/cm\u00b3<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 195.578px;\"><b>Bod t\u00e1n\u00ed<\/b><\/td>\n<td style=\"width: 175.812px;\"><span style=\"font-weight: 400;\">660\u00b0C<\/span><\/td>\n<td style=\"width: 222.609px;\"><span style=\"font-weight: 400;\">1,084\u00b0C<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 195.578px;\"><b>Odolnost proti korozi<\/b><\/td>\n<td style=\"width: 175.812px;\"><span style=\"font-weight: 400;\">Vysok\u00e1 (tvo\u0159\u00ed oxidovou vrstvu)<\/span><\/td>\n<td style=\"width: 222.609px;\"><span style=\"font-weight: 400;\">St\u0159edn\u011b t\u011b\u017ek\u00e1 (vy\u017eaduje ochranu)<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 195.578px;\"><b>N\u00e1klady<\/b><\/td>\n<td style=\"width: 175.812px;\"><span style=\"font-weight: 400;\">Doln\u00ed<\/span><\/td>\n<td style=\"width: 222.609px;\"><span style=\"font-weight: 400;\">Vy\u0161\u0161\u00ed<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 195.578px;\"><b>Pom\u011br pevnosti k hmotnosti<\/b><\/td>\n<td style=\"width: 175.812px;\"><span style=\"font-weight: 400;\">Vysok\u00e1<\/span><\/td>\n<td style=\"width: 222.609px;\"><span style=\"font-weight: 400;\">M\u00edrn\u00e1<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">A\u010dkoli je m\u011b\u010f vodiv\u011bj\u0161\u00ed, rozd\u00edl ve v\u00fdkonu se obvykle vysv\u011btluje t\u00edm, \u017ee hlin\u00edkov\u00fd kabel o v\u011bt\u0161\u00edm pr\u016f\u0159ezu p\u0159enese stejn\u00e9 mno\u017estv\u00ed elekt\u0159iny m\u011bd\u011bn\u00fdm kabelem o men\u0161\u00edm pr\u016f\u0159ezu. Proto se v nadzemn\u00edch veden\u00edch pro p\u0159enos elektrick\u00e9 energie a jin\u00fdch rozs\u00e1hl\u00fdch elektrick\u00fdch instalac\u00edch obvykle pou\u017e\u00edvaj\u00ed hlin\u00edkov\u00e9 kabely.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"The_comparison_of_Aluminum_with_other_conductors\"><\/span><b>Srovn\u00e1n\u00ed hlin\u00edku s jin\u00fdmi vodi\u010di<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Pokud jde o porovn\u00e1n\u00ed hlin\u00edku s jin\u00fdmi elektrick\u00fdmi vodi\u010di, jako je m\u011b\u010f a st\u0159\u00edbro, jeho v\u00fdkony jsou pr\u00fd mnohokr\u00e1t uspokojiv\u00e9, ale ne dob\u0159e pou\u017eiteln\u00e9 ve vysoce v\u00fdkonn\u00e9m syst\u00e9mu.<\/span><\/p>\n<table style=\"height: 351px;\" width=\"736\">\n<tbody>\n<tr>\n<td style=\"width: 201.859px;\"><b>Majetek<\/b><\/td>\n<td style=\"width: 123.203px;\"><b>Hlin\u00edk<\/b><\/td>\n<td style=\"width: 172.047px;\"><b>M\u011b\u010f<\/b><\/td>\n<td style=\"width: 210.891px;\"><b>Silver<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 201.859px;\"><b>Vodivost<\/b><\/td>\n<td style=\"width: 123.203px;\"><span style=\"font-weight: 400;\">61% m\u011bdi<\/span><\/td>\n<td style=\"width: 172.047px;\"><span style=\"font-weight: 400;\">100% (nejlep\u0161\u00ed vodi\u010d)<\/span><\/td>\n<td style=\"width: 210.891px;\"><span style=\"font-weight: 400;\">106% (nejlep\u0161\u00ed pro vodivost)<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 201.859px;\"><b>Hustota<\/b><\/td>\n<td style=\"width: 123.203px;\"><span style=\"font-weight: 400;\">2,70 g\/cm\u00b3<\/span><\/td>\n<td style=\"width: 172.047px;\"><span style=\"font-weight: 400;\">8,96 g\/cm\u00b3<\/span><\/td>\n<td style=\"width: 210.891px;\"><span style=\"font-weight: 400;\">10,49 g\/cm\u00b3<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 201.859px;\"><b>Odolnost proti korozi<\/b><\/td>\n<td style=\"width: 123.203px;\"><span style=\"font-weight: 400;\">Vysok\u00e1<\/span><\/td>\n<td style=\"width: 172.047px;\"><span style=\"font-weight: 400;\">M\u00edrn\u00e1<\/span><\/td>\n<td style=\"width: 210.891px;\"><span style=\"font-weight: 400;\">N\u00edzk\u00e1<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 201.859px;\"><b>N\u00e1klady<\/b><\/td>\n<td style=\"width: 123.203px;\"><span style=\"font-weight: 400;\">N\u00edzk\u00e1<\/span><\/td>\n<td style=\"width: 172.047px;\"><span style=\"font-weight: 400;\">Vysok\u00e1<\/span><\/td>\n<td style=\"width: 210.891px;\"><span style=\"font-weight: 400;\">Velmi vysok\u00e1<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 201.859px;\"><b>Pom\u011br pevnosti k hmotnosti<\/b><\/td>\n<td style=\"width: 123.203px;\"><span style=\"font-weight: 400;\">Vysok\u00e1<\/span><\/td>\n<td style=\"width: 172.047px;\"><span style=\"font-weight: 400;\">M\u00edrn\u00e1<\/span><\/td>\n<td style=\"width: 210.891px;\"><span style=\"font-weight: 400;\">M\u00edrn\u00e1<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"Uses_of_Aluminum_in_Electricity\"><\/span><b>Pou\u017eit\u00ed hlin\u00edku v elekt\u0159in\u011b<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Picture5.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-19095 aligncenter\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Picture5.jpg\" alt=\"\" width=\"778\" height=\"438\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Picture5.jpg 778w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/Picture5-480x270.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 778px, 100vw\" \/><\/a><\/p>\n<p><span style=\"font-weight: 400;\">Hlin\u00edk nach\u00e1z\u00ed uplatn\u011bn\u00ed ve velmi rozmanit\u00fdch elektrotechnick\u00fdch v\u00fdrobc\u00edch, zejm\u00e9na tam, kde jsou zm\u00edn\u011bn\u00e9 vlastnosti v\u00fdhodn\u00e9: n\u00edzk\u00e1 cena, n\u00edzk\u00e1 hustota a odolnost proti korozi.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Power_transmission_lines\"><\/span><b>1. P\u0159enosov\u00e9 veden\u00ed elektrick\u00e9 energie<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Nej\u010dast\u011bji se hlin\u00edk pou\u017e\u00edv\u00e1 v nadzemn\u00edch elektrick\u00fdch veden\u00edch, kde je d\u00edky sv\u00e9 n\u00edzk\u00e9 hmotnosti a vysok\u00e9 vodivosti vhodn\u00fd pro p\u0159enos elektrick\u00e9 energie na velk\u00e9 vzd\u00e1lenosti. Pou\u017eit\u00ed elektrick\u00e9ho veden\u00ed tvo\u0159en\u00e9ho hlin\u00edkem je ve srovn\u00e1n\u00ed s m\u011bd\u00ed levn\u011bj\u0161\u00ed na pokl\u00e1dku a \u00fadr\u017ebu a d\u00edky n\u00edzk\u00e9 hmotnosti se s n\u00edm snadno manipuluje, pokud jde o instalaci veden\u00ed.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Electrical_Wiring_Cables\"><\/span><b>2. Elektrick\u00e9 rozvody \/ kabely<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Hlin\u00edkov\u00e9 rozvody se b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed v bytov\u00e9 a komer\u010dn\u00ed v\u00fdstavb\u011b, zejm\u00e9na v obvodech s n\u00edzkou a st\u0159edn\u00ed kapacitou elektrick\u00e9 z\u00e1t\u011b\u017ee. M\u011bd\u011bn\u00e9 vodi\u010de lze st\u00e1le pou\u017e\u00edvat v obvodech s vysok\u00fdm v\u00fdkonem, ale hlin\u00edk lze pou\u017e\u00edt ve velk\u00fdch instalac\u00edch, kde hraj\u00ed z\u00e1sadn\u00ed roli n\u00e1klady a hmotnost.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Grounding_Wires\"><\/span><b>3. Uzem\u0148ovac\u00ed vodi\u010de<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Uzem\u0148ovac\u00ed vodi\u010de jsou rovn\u011b\u017e vyrobeny z hlin\u00edku, proto\u017ee je t\u0159eba zajistit bezpe\u010dnou cestu, kterou m\u016f\u017ee v p\u0159\u00edpad\u011b poruchy prot\u00e9kat elektrick\u00fd proud. Uzemn\u011bn\u00ed hraje z\u00e1sadn\u00ed roli p\u0159i bezpe\u010dn\u00e9m odv\u00e1d\u011bn\u00ed jak\u00e9hokoli nadm\u011brn\u00e9ho elektrick\u00e9ho proudu na zem, aby nedo\u0161lo k po\u0161kozen\u00ed za\u0159\u00edzen\u00ed a aby se minimalizovala mo\u017enost vzniku po\u017e\u00e1ru elektrick\u00e9ho za\u0159\u00edzen\u00ed.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Electric_Motors_and_Apparatus\"><\/span><b>4. Elektrick\u00e9 motory a p\u0159\u00edstroje<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Elektromotory a transform\u00e1tory maj\u00ed jako materi\u00e1l vinut\u00ed hlin\u00edk. Tento kov je lehk\u00fd, pom\u011brn\u011b pevn\u00fd a m\u00e1 dobrou vodivost, co\u017e z n\u011bj \u010din\u00ed zna\u010dn\u011b skv\u011blou volbu p\u0159i pou\u017eit\u00ed v rozs\u00e1hl\u00e9 \u0161k\u00e1le pr\u016fmyslov\u00fdch a komer\u010dn\u00edch aplikac\u00ed.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Issues_and_Solutions_to_Problems_with_Aluminum_Conductivity\"><\/span><b>Probl\u00e9my a \u0159e\u0161en\u00ed probl\u00e9m\u016f s vodivost\u00ed hlin\u00edku<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/jhbmn-.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-19094 aligncenter\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/jhbmn-.jpg\" alt=\"\" width=\"763\" height=\"430\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/jhbmn-.jpg 763w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/07\/jhbmn--480x270.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 763px, 100vw\" \/><\/a><\/p>\n<p><span style=\"font-weight: 400;\">Hlin\u00edk je sice vhodn\u00fdm vodi\u010dem, ale p\u0159i jeho pou\u017eit\u00ed jako vodi\u010de v elektrick\u00e9m syst\u00e9mu je t\u0159eba vy\u0159e\u0161it ur\u010dit\u00e9 probl\u00e9my.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Higher_Resistance\"><\/span><b>1. Vy\u0161\u0161\u00ed odolnost<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Nejv\u011bt\u0161\u00ed nev\u00fdhodou hlin\u00edku je, \u017ee je elektricky vodiv\u011bj\u0161\u00ed ne\u017e m\u011b\u010f. To znamen\u00e1, \u017ee p\u0159i pr\u016fchodu stejn\u00e9ho proudu doch\u00e1z\u00ed k v\u011bt\u0161\u00edmu zah\u0159\u00edv\u00e1n\u00ed a poklesu nap\u011bt\u00ed v hlin\u00edkov\u00e9m vodi\u010di. To ,v n\u011bkolika p\u0159\u00edpadech, vy\u017eaduje pou\u017eit\u00ed v\u011bt\u0161\u00edch hlin\u00edkov\u00fdch vodi\u010d\u016f, aby bylo dosa\u017eeno stejn\u00e9ho v\u00fdkonu jako u m\u011bd\u011bn\u00fdch vodi\u010d\u016f.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Connection_and_Oxidation_problems\"><\/span><b>2. Probl\u00e9my s p\u0159ipojen\u00edm a oxidac\u00ed<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Hlin\u00edk snadno oxiduje, zejm\u00e9na spoje. Kdy\u017e je hlin\u00edk pokryt vrstvou oxidu, je na jedn\u00e9 stran\u011b odoln\u00fd proti korozi, na druh\u00e9 stran\u011b se vrstva oxidu m\u016f\u017ee sama o sob\u011b vrstvit jako elektrick\u00fd izol\u00e1tor, vytv\u00e1\u0159\u00ed vy\u0161\u0161\u00ed odpor a izoluje spoje. To m\u016f\u017ee zp\u016fsobit p\u0159eh\u0159\u00e1t\u00ed, \u0161patn\u00e9 fungov\u00e1n\u00ed a v nejhor\u0161\u00edm p\u0159\u00edpad\u011b i elektrickou poruchu. Ve snaze omezit tento jev je t\u0159eba p\u0159i instalaci v\u011bnovat zvl\u00e1\u0161tn\u00ed pozornost tomu, aby byly provedeny spr\u00e1vn\u00e9 spoje a aby na spoj\u00edch nemohlo doj\u00edt ke korozi.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Mechanical_Strength\"><\/span><b>3. Mechanick\u00e1 pevnost<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">P\u0159esto\u017ee m\u00e1 hlin\u00edk vynikaj\u00edc\u00ed pom\u011br pevnosti k hmotnosti, je st\u00e1le m\u00e9n\u011b robustn\u00ed ne\u017e m\u011b\u010f a m\u016f\u017ee b\u00fdt n\u00e1chyln\u00fd k mechanick\u00e9mu po\u0161kozen\u00ed, zejm\u00e9na v podm\u00ednk\u00e1ch vysok\u00e9ho nam\u00e1h\u00e1n\u00ed a vibrac\u00ed. V aplikac\u00edch s vysok\u00fdm nam\u00e1h\u00e1n\u00edm jsou hlin\u00edkov\u00e9 vodi\u010de obvykle vyztu\u017eeny ocel\u00ed nebo jin\u00fdmi materi\u00e1ly.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><b>Z\u00e1v\u011br<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Lze v\u0161ak konstatovat, \u017ee hlin\u00edk skute\u010dn\u011b vede elektrick\u00fd proud, ale je tak\u00e9 b\u011b\u017en\u011b pou\u017e\u00edvan\u00fdm materi\u00e1lem v elektrotechnick\u00e9m pr\u016fmyslu d\u00edky sv\u00e9 dobr\u00e9 vodivosti, hospod\u00e1rnosti, n\u00edzk\u00e9 hmotnosti a odolnosti proti korozi. P\u0159esto\u017ee nen\u00ed tak vodiv\u00fd jako m\u011b\u010f, je dostate\u010dn\u011b levn\u00fd a m\u00e1 dal\u0161\u00ed v\u00fdhodn\u00e9 vlastnosti, a proto m\u016f\u017ee b\u00fdt pou\u017eit jako alternativa k m\u011bdi ve v\u011bt\u0161in\u011b elektrotechnick\u00fdch aplikac\u00ed.<\/span><\/p>\n<p><a href=\"https:\/\/www.plasticmold.net\/aluminum-die-casting-suppliers\/\" target=\"_blank\" rel=\"noopener\"><b>Hlin\u00edk <\/b><\/a><span style=\"font-weight: 400;\">je praktick\u00fd zejm\u00e9na u rozs\u00e1hl\u00fdch projekt\u016f, jako je p\u0159enos energie a elektrick\u00e9 rozvody, kde cenov\u00e9 a hmotnostn\u00ed v\u00fdhody v\u00fdrazn\u011b p\u0159eva\u017euj\u00ed nad tendenc\u00ed k ni\u017e\u0161\u00ed vodivosti. Nicm\u00e9n\u011b jeho probl\u00e9my, kter\u00e9 by m\u011bli in\u017een\u00fd\u0159i a elektrik\u00e1\u0159i vz\u00edt v \u00favahu p\u0159i navrhov\u00e1n\u00ed a pokl\u00e1d\u00e1n\u00ed elektrick\u00fdch syst\u00e9m\u016f na b\u00e1zi hlin\u00edku, jsou jeho zv\u00fd\u0161en\u00e1 odolnost a oxidace.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Hlin\u00edk je nicm\u00e9n\u011b d\u016fle\u017eit\u00fdm materi\u00e1lem pou\u017e\u00edvan\u00fdm v elektrotechnick\u00e9m pr\u016fmyslu a jeho vyu\u017eit\u00ed bude jen stoupat, proto\u017ee po cel\u00e9m sv\u011bt\u011b jsou po\u017eadov\u00e1ny \u00fa\u010dinn\u011bj\u0161\u00ed a cenov\u011b dostupn\u011bj\u0161\u00ed elektrick\u00e9 infrastruktury.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Aluminum is one of the popular metals in the world. It is notorious for being lightweight, having a high strength-to-weight ratio, and being corrosion-resistant. However, one of the most important characteristics of aluminum that is debatable is that it conducts electricity. Therefore, how do you answer the question, Is aluminum an electrical conductor? This is [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":19104,"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":[633],"tags":[914,76,915,913,916,917],"class_list":["post-19091","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aluminum","tag-aluminum-conductivity-electrical-unit","tag-aluminum-die-casting","tag-electrical-conductivity-of-aluminium-vs-copper","tag-electrical-conductivity-of-aluminum-6061","tag-heat-conductivity-of-aluminium","tag-is-aluminium-a-conductor-of-heat"],"_links":{"self":[{"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/posts\/19091","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=19091"}],"version-history":[{"count":2,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/posts\/19091\/revisions"}],"predecessor-version":[{"id":20896,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/posts\/19091\/revisions\/20896"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/media\/19104"}],"wp:attachment":[{"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/media?parent=19091"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/categories?post=19091"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/tags?post=19091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}