{"id":4473,"date":"2026-05-27T12:15:27","date_gmt":"2026-05-27T12:15:27","guid":{"rendered":"https:\/\/chinametalfoundry.com\/?p=4473"},"modified":"2026-08-11T13:35:23","modified_gmt":"2026-08-11T13:35:23","slug":"chyby-procesu-odlievania-medi","status":"publish","type":"post","link":"https:\/\/chinametalfoundry.com\/sk\/blog\/copper-casting-process-defects\/","title":{"rendered":"Odlievanie medi: R\u00fdchly sprievodca chybami procesu"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"4473\" class=\"elementor elementor-4473\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-65dafe62 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"65dafe62\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-44f36b11\" data-id=\"44f36b11\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-47675000 elementor-widget elementor-widget-text-editor\" data-id=\"47675000\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em>Kvalita medenn\u00fdch odliatkov rozhoduje o \u00faspechu alebo ne\u00faspechu produktu. Dokonca aj t\u00e1 najmen\u0161ia p\u00f3rovitos\u0165 alebo studen\u00fd spoj m\u00f4\u017ee sp\u00f4sobi\u0165, \u017ee zisky sa v okamihu vyparia. Star\u0161\u00ed zlievarensk\u00fd in\u017einieri varuj\u00fa, \u017ee v\u00e4\u010d\u0161ina ch\u00fdb odliatkov pramen\u00ed z kontroly taveniny a n\u00e1vrhu formy, nie zo smoly. Sk\u00fasen\u00ed mana\u017e\u00e9ri naproti tomu zd\u00f4raz\u0148uj\u00fa monitorovanie teploty a pr\u00edsne kontroly kvality.<\/em><\/p><p><em>Probl\u00e9my s p\u00f3rovitos\u0165ou s\u00fa obzvl\u00e1\u0161\u0165 v\u00fdrazn\u00e9 pri <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/eliminovat-studene-spoje-pri-odlievani-medi\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1413\">v\u00fdroba odliatkov z medi<\/a>. Hlavn\u00e9 pr\u00ed\u010diny mo\u017eno prip\u00edsa\u0165 trom hlavn\u00fdm faktorom: nedostato\u010dn\u00e9mu odplyneniu v nalievacom syst\u00e9me, absorpcii vod\u00edka sp\u00f4sobenej vlhkos\u0165ou v zliatine a turbulencii po\u010das liatia z panvy. \u010eal\u0161ia anal\u00fdza nazna\u010duje, \u017ee nadmerne vysok\u00e1 zmetkovitos\u0165 je \u010dasto sp\u00f4soben\u00e1 nekontrolovan\u00fdm chemick\u00fdm zlo\u017een\u00edm taveniny. Optimaliz\u00e1ciou pomeru meden\u00e9ho \u0161rotu, \u00fapravou dezoxida\u010dn\u00fdch \u010dinidiel pomocou online spektroskopickej anal\u00fdzy, doladen\u00edm parametrov vodivosti a presnou regul\u00e1ciou teploty taveniny je mo\u017en\u00e9 v\u00fdrazne zlep\u0161i\u0165 v\u00fd\u0165a\u017enos\u0165 a celkov\u00fd v\u00fdkon <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/copper-casting-stop-misruns\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1426\">meden\u00e9 odliatky<\/a>.<\/em><\/p><p><em>Tento \u010dl\u00e1nok systematicky sk\u00fama mechanizmy vzniku piatich be\u017en\u00fdch defektov v <a href=\"https:\/\/chinametalfoundry.com\/sk\/pieskove-odliatky\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1417\">pieskov\u00e9 odlievanie a kokilov\u00e9 odlievanie<\/a> odliatky: zmra\u0161tovacie dutiny, plynov\u00e9 p\u00f3ry, hor\u00face trhliny, inkl\u00fazie a studen\u00e9 spoje. \u010ealej sa zameriava na tri hlavn\u00e9 prispievaj\u00face faktory v medi <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/high-quality-aluminum-casting-products\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1432\">v\u00fdroba odliatkov<\/a>: zlyhanie odfukovania, plynov\u00e9 p\u00f3ry vyvolan\u00e9 vod\u00edkom a turbulencie pri lievan\u00ed. Presnou regul\u00e1ciou chemick\u00e9ho zlo\u017eenia roztaven\u00e9ho kovu a presnou kontrolou teploty liatia je mo\u017en\u00e9 \u00fa\u010dinne zn\u00ed\u017ei\u0165 mieru nepodarkov a zabezpe\u010di\u0165 mechanick\u00e9 <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/aluminum-investment-casting-heat-treatment-optimizing-t6-properties-for-a356-and-alsi10mg\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"2080\">vlastnosti a stabilita elektrickej vodivosti odliatkov z medi<\/a>.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-343e62c2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"343e62c2\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5157b091\" data-id=\"5157b091\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-68ac3047 elementor-widget elementor-widget-elementskit-heading\" data-id=\"68ac3047\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title  ekit-heading__title-has-border start\">Typy ch\u00fdb odliatkov z medi<\/h2>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Pri samotnej v\u00fdrobe meden\u00fdch odliatkov m\u00f4\u017eu aj mierne odch\u00fdlky v procesn\u00fdch parametroch, ako s\u00fa teplota, r\u00fdchlos\u0165 pr\u00fadenia a podmienky n\u00e1toku, vies\u0165 k vn\u00fatorn\u00fdm alebo povrchov\u00fdm defektom odliatkov. Drobn\u00e9 chyby maj\u00fa \u010dasto v\u00e1\u017ene n\u00e1sledky; tieto defekty nielen\u017ee zni\u017euj\u00fa mechanick\u00e9 vlastnosti, ale zvy\u0161uj\u00fa aj n\u00e1klady na opravy. T\u00e1to \u010das\u0165 systematicky presk\u00fama mechanizmy vzniku a k\u013e\u00fa\u010dov\u00e9 body kontroly pre p\u00e4\u0165 typick\u00fdch defektov, \u010d\u00edm poskytuje referenciu na optimaliz\u00e1ciu procesu odlievania mes\u00ed.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5dcc1834 elementor-widget elementor-widget-elementskit-heading\" data-id=\"5dcc1834\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h3 class=\"ekit-heading--title elementskit-section-title\">Zmr\u0161\u0165ovacie dutiny v pieskovom odlievan\u00ed<\/h3><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider ekit-dotted\"><div class=\"elementskit-border-divider ekit-dotted\"><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4c01c9bb elementor-widget elementor-widget-text-editor\" data-id=\"4c01c9bb\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pri pou\u017eit\u00ed piesku <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/vyber-materialov-pre-formy-pre-presne-odlievanie\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1445\">formy na odlievanie mediar\u010diny<\/a>, k zmr\u0161\u0165ovaniu doch\u00e1dza, ak sa roztaven\u00fd kov po\u010das tuhnutia zr\u00e1\u017ea bez dostato\u010dn\u00e9ho n\u00e1litku na kompenz\u00e1ciu \u00fabytku objemu. Aby sa zabr\u00e1nilo tomuto be\u017en\u00e9mu odliatkov\u00e9mu defektu zni\u017euj\u00facemu mechanick\u00fa pevnos\u0165 odliatku, \u0161pecializovan\u00e9 <a href=\"https:\/\/chinametalfoundry.com\/sk\/riesenia\/copper-casting\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1411\">sliarensk\u00e9 z\u00e1vody na odliatky z medi<\/a> podobne ako Supro MFG vyu\u017e\u00edvaj\u00fa simul\u00e1ciu vtokovej s\u00fastavy a anal\u00fdzu dr\u00e1hy liatia.<\/p><p>Hlavn\u00e1 pr\u00ed\u010dina vzniku zmra\u0161\u0165ovac\u00edch dut\u00edn spo\u010d\u00edva v nedostato\u010dnom dod\u00e1van\u00ed roztaven\u00e9ho kovu v d\u00f4sledku pr\u00edli\u0161 mal\u00fdch alebo nespr\u00e1vne umiestnen\u00fdch n\u00e1liatkov v <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/how-to-manufacture-high-quality-steel-sand-casting-parts\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1427\">pieskov\u00e9 odliatky<\/a>, ako aj zablokovan\u00e9 prietokov\u00e9 kan\u00e1ly, ktor\u00e9 br\u00e1nia pohybu roztaven\u00e9ho kovu. V <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/aluminum-investment-casting-a356-t6-designing-for-critical-structural-loads\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1979\">kon\u0161trukcia meden\u00fdch odliatkov<\/a>, nevhodn\u00fd prechod medzi hrub\u00fdmi a tenk\u00fdmi stenov\u00fdmi \u010das\u0165ami vytv\u00e1ra izolovan\u00e9 hor\u00face miesta a nedostato\u010dn\u00e1 pevnos\u0165 piesku vedie k te\u010deniu a posunu stien formy.<\/p><p>Mechanizmy le\u017eiace v z\u00e1klade vzniku defektov v <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/best-die-casting-for-cu-brass\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"2924\">meden\u00e9 odliatky<\/a> zahrn\u00fa\u0165 vytvorenie z\u00f3ny oneskoren\u00e9ho tuhnutia, zmr\u0161\u0165ovanie kovu smerom dnu a zachovanie vn\u00fatorn\u00fdch dut\u00edn.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb719dc elementor-widget elementor-widget-elementskit-heading\" data-id=\"eb719dc\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h3 class=\"ekit-heading--title elementskit-section-title\">P\u00f3rovitos\u0165 plynu z deoxida\u010dn\u00fdch \u010dinidiel<\/h3><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider ekit-dotted\"><div class=\"elementskit-border-divider ekit-dotted\"><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c91bef6 elementor-widget elementor-widget-text-editor\" data-id=\"c91bef6\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pri odlievan\u00ed medi reaguj\u00fa prebyto\u010dn\u00e9 deoxida\u010dn\u00e9 \u010dinidl\u00e1 v roztavenom kove s kysl\u00edkom a rozpusten\u00fdm vod\u00edkom, pri\u010dom vytv\u00e1raj\u00fa <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/aluminum-investment-casting-anodizing\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"3762\">porozita, ktor\u00e1 v kone\u010dnom d\u00f4sledku zni\u017euje elektrick\u00fa vodivos\u0165 odliatku<\/a> meden\u00e9 komponenty. K\u013e\u00fa\u010d k efekt\u00edvnemu rie\u0161eniu tejto v\u00fdzvy spo\u010d\u00edva v implement\u00e1cii inteligentn\u00e9ho riadenia roztaven\u00e9ho kovu po\u010das <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/3-common-types-of-aluminum-casting-processes\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1428\">proces odliatia<\/a>.<\/p><p>Nadmern\u00e9 prid\u00e1vanie deoxida\u010dn\u00e9ho \u010dinidla zintenz\u00edv\u0148uje plynov\u00e9 reakcie v peci, \u010do sp\u00f4sobuje, \u017ee hladina rozpusten\u00e9ho plynu zost\u00e1va vysok\u00e1. Akon\u00e1hle za\u010dne \u0161t\u00e1dium stuhnutia, plynov\u00e9 bubliny s\u00fa zachyten\u00e9 r\u00fdchlo rast\u00facimi hranicami z\u0155n, \u010do m\u00e1 za n\u00e1sledok vn\u00fatorn\u00e9 <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/solutions-for-6-aluminium-casting-defects\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1429\">odliatkov\u00e9 chyby<\/a>. Preto je kontrola mno\u017estva pridan\u00e9ho deoxid\u00e1tora k\u013e\u00fa\u010dov\u00fdm krokom v <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/copper-casting-copper-vs-copper-alloys\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1410\">proces odlievania mosadze<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-30649f6 elementor-widget elementor-widget-elementskit-heading\" data-id=\"30649f6\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h3 class=\"ekit-heading--title elementskit-section-title\">Hor\u00face slzy a trhliny v dutine formy<\/h3><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider ekit-dotted\"><div class=\"elementskit-border-divider ekit-dotted\"><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e8acf6 elementor-widget elementor-widget-text-editor\" data-id=\"4e8acf6\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Po\u010das z\u00e1vere\u010dnej f\u00e1zy tuhnutia pri odlievan\u00ed medi obmedzuje dutina formy tepeln\u00e9 zmr\u0161\u0165ovanie, \u010do vedie k vzniku tepeln\u00fdch trhl\u00edn. Toto obmedzen\u00e9 zmr\u0161\u0165ovanie sp\u00f4sobuje prudk\u00fd n\u00e1rast vn\u00fatorn\u00fdch pnut\u00ed, \u010do m\u00e1 za n\u00e1sledok stratu \u0165a\u017enosti materi\u00e1lu a trhliny sa r\u00fdchlo \u0161\u00edria pozd\u013a\u017e hran\u00edc z\u0155n alebo ostr\u00fdch uhlov. Racion\u00e1lne usporiadanie n\u00e1litkov a vtokov dok\u00e1\u017ee \u00fa\u010dinne rozlo\u017ei\u0165 pnutia a zabr\u00e1ni\u0165 tomuto probl\u00e9mu, ktor\u00fd sa len \u0165a\u017eko odstra\u0148uje. Pre lievarne odliatkov z medi, ktor\u00e9 sa usiluj\u00fa o nulov\u00fa chybovos\u0165, je optimaliz\u00e1cia vtokov\u00e9ho syst\u00e9mu a medze klzu formovacieho piesku <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/aluminum-die-casting-solutions\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1416\">efekt\u00edvne rie\u0161enia na zn\u00ed\u017eenie odliatkov<\/a> probl\u00e9my s kvalitou.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3496d16 elementor-widget elementor-widget-elementskit-heading\" data-id=\"3496d16\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h3 class=\"ekit-heading--title elementskit-section-title\">Nekovov\u00e9 inkl\u00fazie zo \u0161rotu medi<\/h3><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider ekit-dotted\"><div class=\"elementskit-border-divider ekit-dotted\"><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3cf04f4 elementor-widget elementor-widget-text-editor\" data-id=\"3cf04f4\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Hoci pou\u017eitie \u0161rotov\u00e9ho meden\u00e9ho materi\u00e1lu m\u00f4\u017ee zn\u00ed\u017ei\u0165 n\u00e1klady, ne\u010distoty, troska alebo odpad ukryt\u00e9 v tavenine m\u00f4\u017eu obsahova\u0165 oxidov\u00e9 \u010dastice. Tieto inkl\u00fazie m\u00f4\u017eu ovplyvni\u0165 v\u00fdsledky obr\u00e1bania a kontroly medi. <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/stainless-steel-investment-casting-2\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"3084\">v\u00fdroba odliatkov<\/a> riadok. Zdroje t\u00fdchto inkl\u00fazi\u00ed zah\u0155\u0148aj\u00fa: kontamin\u00e1ciu surov\u00edn, ne\u00fapln\u00e9 odstr\u00e1nenie trosky a zavle\u010denie nekovov\u00fdch inkl\u00fazi\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f3738e elementor-widget elementor-widget-elementskit-heading\" data-id=\"4f3738e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h3 class=\"ekit-heading--title elementskit-section-title\">Studen\u00e9 spoje pri liat\u00ed do permanentn\u00fdch foriem<\/h3><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider ekit-dotted\"><div class=\"elementskit-border-divider ekit-dotted\"><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-950b583 elementor-widget elementor-widget-text-editor\" data-id=\"950b583\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Trvalo <a href=\"https:\/\/chinametalfoundry.com\/sk\/casting-molds-making\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1447\">odliatok z medi do formy<\/a>, studen\u00fd spoj vznik\u00e1 vtedy, ke\u010f sa dva pr\u00fady roztaven\u00e9ho kovu spoja, ale ned\u00f4jde k ich zrasteniu v d\u00f4sledku nedostato\u010dnej teploty alebo r\u00fdchlosti toku. Stabiln\u00e1 kontrola liatia zabezpe\u010duje plynul\u00fd tok a pevn\u00e9 spojenie. <a href=\"https:\/\/chinametalfoundry.com\/sk\/about-supro-mfg\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1433\">Supro MFG<\/a> zameriava sa na rovnov\u00e1hu pri lievan\u00ed, aby sa zabezpe\u010dilo, \u017ee meden\u00e9 odliatky bud\u00fa ma\u0165 hladk\u00fd povrch a bud\u00fa pripraven\u00e9 na okam\u017eit\u00e9 pou\u017eitie.<\/p><p>Hlavn\u00e9 faktory prispievaj\u00face k probl\u00e9mom s te\u010den\u00edm zah\u0155\u0148aj\u00fa pomal\u00e9 plnenie a nespr\u00e1vny n\u00e1vrh vtoku. Tie nakoniec ved\u00fa k ne\u00fapln\u00e9mu spojeniu, \u010d\u00edm zanech\u00e1vaj\u00fa vidite\u013en\u00e9 <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/aluminium-casting-9-defects-solutions\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"3016\">defekty na povrchu meden\u00fdch odliatkov<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1634f9f5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1634f9f5\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1fc4a681\" data-id=\"1fc4a681\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a090b15 elementor-widget elementor-widget-image\" data-id=\"a090b15\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/chinametalfoundry.com\/wp-content\/uploads\/2026\/05\/3-Root-Causes-Of-Porosity-in-Copper-Casting.webp\" class=\"attachment-large size-large wp-image-4478\" alt=\"3 Root Causes Of Porosity in Copper Casting\" srcset=\"https:\/\/chinametalfoundry.com\/wp-content\/uploads\/2026\/05\/3-Root-Causes-Of-Porosity-in-Copper-Casting.webp 600w, https:\/\/chinametalfoundry.com\/wp-content\/uploads\/2026\/05\/3-Root-Causes-Of-Porosity-in-Copper-Casting-300x200.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2616e834 elementor-widget elementor-widget-elementskit-heading\" data-id=\"2616e834\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title  ekit-heading__title-has-border start\">3 hlavn\u00e9 pr\u00ed\u0447\u0438\u043d\u044b por\u00e9znosti v meden\u00fdch odliatkoch<\/h2>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Por\u00e9zne defekty s\u00fa \u010dasto jednou z hlavn\u00fdch pr\u00ed\u010din vyra\u010fovania vysoko kvalitn\u00fdch odliatkov. Pri v\u00fdrobe odliatkov z medi poch\u00e1dza v\u00e4\u010d\u0161ina mikrop\u00f3rov z odch\u00fdlok v procesn\u00fdch parametroch. \u010ci u\u017e sa meden\u00e9 diely vyr\u00e1baj\u00fa pieskov\u00fdm liat\u00edm alebo sa vykon\u00e1va vysoko presn\u00e9 odlievanie bronzu, porozumenie pr\u00ed\u010din\u00e1m vzniku p\u00f3rovitosti pom\u00e1ha zlep\u0161i\u0165 odliatky a zabezpe\u010di\u0165 celkov\u00fa kvalitu odliatkov.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c00c434 elementor-widget elementor-widget-elementskit-heading\" data-id=\"6c00c434\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h3 class=\"ekit-heading--title elementskit-section-title\">Nedostato\u010dn\u00e9 odvetranie v nalietavom syst\u00e9me<\/h3><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider ekit-dotted\"><div class=\"elementskit-border-divider ekit-dotted\"><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7cffd202 elementor-widget elementor-widget-text-editor\" data-id=\"7cffd202\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Zl\u00e9 odvetranie v r\u00e1mci nalievacieho syst\u00e9mu b\u00fdva \u010dasto be\u017en\u00fdm <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/costly-defects-in-aluminium-castings-an-analysis-of-crack-causes\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"2335\">pr\u00ed\u010dina zachytenia plynu a skryt\u00fdch ch\u00fdb v odliatkoch<\/a>. Ak vzduch nem\u00f4\u017ee unikn\u00fa\u0165, zachyt\u00ed sa a vytvor\u00ed vn\u00fatorn\u00fa p\u00f3rovitos\u0165.<\/p><p>The primary causes of venting failure in copper casting include vent holes that are too shallow and runners that are too narrow, both of which hinder gas escape; improper or excessive compaction of the <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/mastering-sand-casting-mold-materials\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"5477\">sand mold<\/a> significantly reduces permeability; and wet sand directly blocks the vent channels. If these issues are not controlled, they will have multiple adverse effects on copper castings: ultrasonic testing may reveal internal porosity, surface pinholes will appear in visible areas, and the pressure resistance of the copper <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/how-to-use-aluminum-alloy-castings\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1430\">zliatinov\u00e9 odliatky<\/a> sa v d\u00f4sledku toho zn\u00ed\u017ei.<\/p><p>Spolo\u010dnos\u0165 Supro MFG zmier\u0148uje tieto rizik\u00e1 systematicky <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/optimizing-aluminum-die-casting-mold-material-selection-high-performance-low-cost-high-efficiency\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"2600\">optimaliz\u00e1cia n\u00e1litkov\u00e9ho syst\u00e9mu pre meden\u00e9 odliatky<\/a>: pridanie odvetr\u00e1vac\u00edch kan\u00e1likov v najvy\u0161\u0161\u00edch bodoch odliatku a vyv\u00e1\u017eenie rozmerov n\u00e1tokov a n\u00e1liatkov. Okrem toho sa vykon\u00e1va predlievacia sk\u00fa\u0161ka pomocou n\u00edzkotlakov\u00e9ho vzduchu a priechodnos\u0165 odvetr\u00e1vac\u00edch tr\u00e1s sa overuje vizu\u00e1lnou dymovou sk\u00fa\u0161kou. Spolo\u010dnos\u0165 vykon\u00e1va komplexn\u00e9 pos\u00fadenie medi <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/aluminum-casting-mold-maintenance-5-proactive-steps-to-prevent-casting-defects\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1571\">lieuprecestov\u00e9 projekty \u2013 od simul\u00e1cie pr\u00fadenia taveniny a\u017e po v\u00fdstupn\u00fa kontrolu \u2013 aby sa predi\u0161lo<\/a> zamedzenie vzniku probl\u00e9mov s odvetr\u00e1van\u00edm.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-37ba779 elementor-widget elementor-widget-elementskit-heading\" data-id=\"37ba779\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h3 class=\"ekit-heading--title elementskit-section-title\">Absorpcia vod\u00edka z vlhkosti v zliatin\u00e1ch bronzu<\/h3><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider ekit-dotted\"><div class=\"elementskit-border-divider ekit-dotted\"><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-31c25e7 elementor-widget elementor-widget-text-editor\" data-id=\"31c25e7\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>V bronzovom preveden\u00ed <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/a356-aluminum-investment-casting\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"3575\">zliatiny pou\u017e\u00edvan\u00e9 na odlievanie medi<\/a>, vod\u00edk je skrytou hrozbou. Dokonca aj mal\u00e9 mno\u017estvo vlhkosti v \u0161rote alebo vo v\u00fdmurovke pece m\u00f4\u017ee sp\u00f4sobi\u0165 v\u00e1\u017enu absorpciu vod\u00edka po\u010das procesu tavenia. Pri vysoko presn\u00fdch odliatkoch z medi m\u00f4\u017eu aj nepatrn\u00e9 v\u00fdkyvy obsahu vod\u00edka vies\u0165 k prepracovaniu. Pr\u00edsna vlhkos\u0165 <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/a356-aluminum-investment-casting-quality-control-finish\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"2832\">kontrola zabezpe\u010duje stabilitu a predv\u00eddate\u013enos\u0165 bronzov\u00fdch odliatkov<\/a>.<\/p><p>Pri v\u00fdrobe odliatkov z medi patria medzi zdroje vlhkosti vlhk\u00fd recyklovan\u00fd \u0161rot, vlhk\u00e9 materi\u00e1ly \u017eiaruvzdornej v\u00fdstelky a okolit\u00e1 vlhkos\u0165 v dielni. Ke\u010f sa vod\u00edk rozpust\u00ed v roztavenej medenej zliatine, jeho rozpustnos\u0165 po\u010das f\u00e1zy tuhnutia prudko kles\u00e1, \u010do sp\u00f4sobuje tvorbu bubl\u00edn v kove, ktor\u00e9 s\u00fa zachyten\u00e9 tuhou f\u00e1zou, \u010do nakoniec vedie k p\u00f3rovitosti.<\/p><p>Tieto odliatky vykazuj\u00fa zn\u00ed\u017een\u00fa mechanick\u00fa pevnos\u0165, zv\u00fd\u0161en\u00fa drsnos\u0165 povrchu a vy\u0161\u0161iu mieru zverexu. Profesion\u00e1lne zlievarne odliatkov z medi, ako napr\u00edklad Supro MFG, zvy\u010dajne zav\u00e1dzaj\u00fa trojbodov\u00fa strat\u00e9giu kontroly: d\u00f4kladn\u00e9 su\u0161enie odpadov\u00e9ho materi\u00e1lu, monitorovanie zlo\u017eenia zliatiny v re\u00e1lnom \u010dase a vykon\u00e1vanie odply\u0148ovania priamo v peci.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5cd04d9 elementor-widget elementor-widget-elementskit-heading\" data-id=\"5cd04d9\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h3 class=\"ekit-heading--title elementskit-section-title\">Turbulencia pri liat\u00ed pomocou nabera\u010dky<\/h3><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider ekit-dotted\"><div class=\"elementskit-border-divider ekit-dotted\"><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2f5044c elementor-widget elementor-widget-text-editor\" data-id=\"2f5044c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>V mnoh\u00fdchlievaniach medi vznikaj\u00fa defekty po\u010das procesu liatia. Hrub\u00e9 liace oper\u00e1cie m\u00f4\u017eu vytv\u00e1ra\u0165 turbulencie, ktor\u00e9 strh\u00e1vaj\u00fa vzduch a ur\u00fdch\u013euj\u00fa oxid\u00e1ciu. Konkr\u00e9tny postup je nasleduj\u00faci:<\/p><ul><li>Hrub\u00e9 nakl\u00e1panie panvy, nestabiln\u00e1 v\u00fd\u0161ka liateho pr\u00fadu alebo n\u00e1hle zmeny smeru m\u00f4\u017eu sp\u00f4sobi\u0165, \u017ee roztaven\u00fd kov vnikne do dutiny formy rozstrekovan\u00edm, \u010d\u00edm sa pri plnen\u00ed vytvor\u00ed turbulencia.<\/li><li>Turbulencia nielen\u017ee strh\u00e1va vzduch, ale taktie\u017e ur\u00fdch\u013euje poru\u0161ovanie a vr\u00e1snenie povrchovej oxidovej vrstvy, \u010do vedie k zv\u00fd\u0161enej tvorbe trosky a nepravideln\u00e9mu spr\u00e1vaniu pri stuhnut\u00ed na \u010dele kovu v d\u00f4sledkuv\u00edrenia.<\/li><li>Napokon sa v medi objavuj\u00fa probl\u00e9my s kvalitou, ako s\u00fa rozpt\u00fdlen\u00e1 por\u00e9znost, oxidov\u00e9 inkl\u00fazie a nedostato\u010dn\u00e1 pevnos\u0165 v intermetalickej z\u00f3ne. <a href=\"https:\/\/chinametalfoundry.com\/sk\/riesenia\/zinc-alloy-casting\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1442\">zliatinov\u00e9 odliatky<\/a>.<\/li><\/ul><p>Hladk\u00e9 nalievanie sa m\u00f4\u017ee zda\u0165 jednoduch\u00e9, ale je to jeden z naj\u00fa\u010dinnej\u0161\u00edch sp\u00f4sobov, ako zlep\u0161i\u0165 <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/stainless-steel-investment-casting-suppliers\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1448\">Kvalita obsadenia<\/a> meden\u00e9 diely. Spolo\u010dnos\u0165 Supro MFG kl\u00e1dne d\u00f4raz na kontrolu toku <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/aluminum-die-casting-mold-design-5-parameters-that-cut-project-risks-defect-rates-by-30\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1729\">miera po\u010das ka\u017edej oper\u00e1cie odlievania na minimaliz\u00e1ciu ch\u00fdb<\/a> sp\u00f4soben\u00e9 turbulenciou a zabezpe\u010di\u0165 integritu fin\u00e1lnych dielov. Riadiaca strat\u00e9gia zvy\u010dajne nasleduje tieto kroky: stabiliz\u00e1ciu uhla naklonenia panvy, udr\u017eiavanie plynul\u00e9ho a nepretr\u017eit\u00e9ho pr\u00fadu kovu a pou\u017eitie spodn\u00e9ho liatia v\u017edy, ke\u010f je to mo\u017en\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6d268113 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6d268113\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-544e3fac\" data-id=\"544e3fac\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-740f2c17 elementor-widget elementor-widget-elementskit-heading\" data-id=\"740f2c17\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><p class=\"ekit-heading--title elementskit-section-title\">H\u013ead\u00e1te spo\u013eahliv\u00fa \u010d\u00ednsku kovozlievare\u0148?<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-32a6216a elementor-widget elementor-widget-text-editor\" data-id=\"32a6216a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>M\u00f4\u017eeme v\u00e1m pom\u00f4c\u0165 optimalizova\u0165 dizajn produktov a u\u0161etri\u0165 n\u00e1klady.<\/li><li>M\u00f4\u017eeme v\u00e1m pom\u00f4c\u0165 s vysokou kvalitou vo ve\u013ekom objeme <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/aluminum-die-casting-dfm-for-optimized\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1443\">odliatky<\/a>.<\/li><li>Dok\u00e1\u017eeme dodr\u017ea\u0165 term\u00edny a z\u00edska\u0165 v\u00e4\u010d\u0161ie pr\u00edle\u017eitosti na trhu predaja.<\/li><li>Budete ma\u0165 \u00fa\u017eitok zo Supro MFG <a class=\"wpil_keyword_link\" href=\"https:\/\/chinametalfoundry.com\/sk\/\" target=\"_blank\"  rel=\"noopener\" title=\"odlievanie kovov\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1401\">odlievanie kovov<\/a> slu\u017eba.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a9e8ae1 elementor-align-left elementor-widget elementor-widget-global elementor-global-1143 elementor-widget-button\" data-id=\"a9e8ae1\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-grow\" href=\"https:\/\/chinametalfoundry.com\/sk\/kontakt\/\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Po\u017eiada\u0165 o cenov\u00fa ponuku priamo od v\u00fdrobcu <\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-394df844 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"394df844\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-755de605\" data-id=\"755de605\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a588b0c elementor-widget elementor-widget-elementskit-heading\" data-id=\"a588b0c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title  ekit-heading__title-has-border start\">Vysok\u00e1 zverovos\u0165 pri odlievan\u00ed medi? Zlep\u0161ite ch\u00e9miu taveniny<\/h2>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Ak\u00e9ko\u013evek odch\u00fdlky v kontrole taveniny m\u00f4\u017eu sp\u00f4sobi\u0165 r\u00fdchly n\u00e1rast podielu nepodarkkov pri odliatkoch z medi. Pr\u00edsnou kontrolou chemick\u00e9ho zlo\u017eenia a udr\u017eiavan\u00edm stabilnej teploty v peci m\u00f4\u017ee v\u00fdrobn\u00e1 linka fungova\u0165 hlad\u0161ie. Nasleduj\u00faci text opisuje met\u00f3dy na zabezpe\u010denie toho, aby boli odliatky \u010dist\u00e9, vodiv\u00e9 a h\u00fa\u017eevnat\u00e9 a z\u00e1rove\u0148 sa minimalizoval odpad kovu.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e9248fe elementor-widget elementor-widget-elementskit-heading\" data-id=\"4e9248fe\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h3 class=\"ekit-heading--title elementskit-section-title\">Vyhodnoti\u0165 pomery zmes\u00ed \u0161rotu medi: Prim\u00e1rny kov vs. Recyklovan\u00fd<\/h3><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider ekit-dotted\"><div class=\"elementskit-border-divider ekit-dotted\"><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-65c0456c elementor-widget elementor-widget-text-editor\" data-id=\"65c0456c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pri odlievan\u00ed medi ur\u010duje rovnov\u00e1ha medzi medou, \u0161rotom, prim\u00e1rnym kovom a recyklovan\u00fdm kovom celkov\u00e9 zlo\u017eenie. Pr\u00edsna kontrola pomeru zmesi \u00fa\u010dinne riadi absorpciu plynov a stabilizuje vlastnosti kone\u010dn\u00e9ho materi\u00e1lu, zatia\u013e \u010do \u010dist\u00e9 suroviny <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/how-to-evaluate-an-aluminum-investment-casting-facility\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1412\">materi\u00e1ly pom\u00e1haj\u00fa zni\u017eova\u0165 mieru zlomkovosti odliatkov<\/a> meden\u00e9 diely v nasleduj\u00facich procesoch.<\/p><p>Na zabezpe\u010denie pr\u00edsnej\u0161ej kontroly po\u010das <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/copper-casting-oxidation-prevention\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1414\">proces odlievania mosadze<\/a>:<\/p><p>1) Skontrolujte prich\u00e1dzaj\u00faci \u0161rot na pr\u00edtomnos\u0165 kontamin\u00e1cie olejom a oxidov.<\/p><p>2) Oddelenie vysoko vodiv\u00e9ho medn\u00e9ho \u0161rotu od zmie\u0161an\u00fdch zliatin.<\/p><p>3) Upravte poradie plnenia pece \u2013 na dno umiestnite prim\u00e1rny kov s vy\u0161\u0161ou hustotou, po ktorom nasleduje recyklovan\u00fd materi\u00e1l s ni\u017e\u0161ou hustotou.<\/p><p>4) Pred za\u010dat\u00edm liatia skontrolujte kone\u010dn\u00e9 zlo\u017eenie.<\/p><p>Spolo\u010dnos\u0165 Supro MFG vyu\u017e\u00edva riadenie \u0161ar\u017e\u00ed sledovan\u00e9 pod\u013ea vs\u00e1dzky do pece, \u010do pom\u00e1ha z\u00e1kazn\u00edkom zni\u017eova\u0165 mno\u017estvo medn\u00e9ho odpadu a z\u00e1rove\u0148 predch\u00e1dza\u0165 pre\u0165a\u017eeniu taveniny sp\u00f4soben\u00e9mu nadmern\u00fdm prid\u00e1van\u00edm drah\u00e9ho panensk\u00e9ho materi\u00e1lu.<\/p><p>Ni\u017e\u0161ie je zobrazen\u00fd praktick\u00fd model riadenia:<\/p><table><tbody><tr><td width=\"113\"><p><strong><b>ID vsadenvej zmesi<\/b><\/strong><\/p><\/td><td width=\"113\"><p><strong><b>Virgin Metal (%)<\/b><\/strong><\/p><\/td><td width=\"113\"><p><strong><b>Recycled Scrap (%)<\/b><\/strong><\/p><\/td><td width=\"113\"><p><strong><b>Oxygen ppm<\/b><\/strong><\/p><\/td><td width=\"113\"><p><strong><b>Scrap Rate (%)<\/b><\/strong><\/p><\/td><\/tr><tr><td width=\"113\"><p><strong><b>A1<\/b><\/strong><\/p><\/td><td width=\"113\"><p>80<\/p><\/td><td width=\"113\"><p>20<\/p><\/td><td width=\"113\"><p>180<\/p><\/td><td width=\"113\"><p>2.1<\/p><\/td><\/tr><tr><td width=\"113\"><p><strong><b>B2<\/b><\/strong><\/p><\/td><td width=\"113\"><p>60<\/p><\/td><td width=\"113\"><p>40<\/p><\/td><td width=\"113\"><p>260<\/p><\/td><td width=\"113\"><p>3.8<\/p><\/td><\/tr><tr><td width=\"113\"><p><strong><b>C3<\/b><\/strong><\/p><\/td><td width=\"113\"><p>50<\/p><\/td><td width=\"113\"><p>50<\/p><\/td><td width=\"113\"><p>310<\/p><\/td><td width=\"113\"><p>5.2<\/p><\/td><\/tr><tr><td width=\"113\"><p><strong><b>D4<\/b><\/strong><\/p><\/td><td width=\"113\"><p>70<\/p><\/td><td width=\"113\"><p>30<\/p><\/td><td width=\"113\"><p>200<\/p><\/td><td width=\"113\"><p>2.9<\/p><\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-05c06c6 elementor-widget elementor-widget-elementskit-heading\" data-id=\"05c06c6\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h3 class=\"ekit-heading--title elementskit-section-title\">Optimize Deoxidizers Using In-line Spectrometer Analysis<\/h3><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider ekit-dotted\"><div class=\"elementskit-border-divider ekit-dotted\"><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a344672 elementor-widget elementor-widget-text-editor\" data-id=\"a344672\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pores can ruin high-quality copper castings. The solution lies in combining real-time spectrometer data with the proper use of deoxidizers. Monitor and analyze the melt step by step according to the following procedures:<\/p><ul><li>During the melting phase of copper <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/zinc-alloy-die-casting-porosity-free\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1444\">zliatinov\u00e9 odliatky<\/a>, measure oxygen content every 3 to 5 minutes and track impurity levels.<\/li><li>During the adjustment phase, precisely calculate the deoxidizer dosage based on online data and re-verify the analysis results before tapping.<\/li><li>During the verification phase, confirm that the final chemical composition meets the specifications for copper castings.<\/li><\/ul><p>In the daily <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/sand-casting-porosity-and-shrinkage\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"4990\">control of the copper casting<\/a> shop:<\/p><p>1) Set the target oxygen content range based on the alloy grade.<\/p><p>2) Record the spectrometer\u2019s real-time readings in the smelting log.<\/p><p>3) Add deoxidizers in small batches to avoid adding large amounts at once.<\/p><p>Lock in the chemical composition before transferring the metal to the pouring ladle.<\/p><p>In addition, it is essential to maintain a clean melt, accurately measure additives, and verify chemical composition. This <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/optimizing-sand-casting-parameters\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"5325\">process ensures that copper castings<\/a> are dense and have good electrical conductivity. Supro MFG integrates online spectrometer data directly into its melt control protocols, thereby eliminating guesswork and reducing rework rates for <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/aluminum-die-casting-large-part-design\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1431\">large castings<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-348547d elementor-widget elementor-widget-elementskit-heading\" data-id=\"348547d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h3 class=\"ekit-heading--title elementskit-section-title\">Fine-tune Chemical Composition for Electrical Conductivity<\/h3><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider ekit-dotted\"><div class=\"elementskit-border-divider ekit-dotted\"><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11707e7 elementor-widget elementor-widget-text-editor\" data-id=\"11707e7\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The electrical <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/aluminum-investment-casting-astm-standards-certifying-a356-t6-properties\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"2309\">properties of copper castings<\/a> depend on their chemical composition. Even slight variations in elemental content can cause significant fluctuations in electrical conductivity. Optimization strategies focus on three key control points: selecting high-purity raw materials, strictly adhering to alloy specification limits, and ensuring consistency in performance metrics across different batches.<\/p><p>For conductive copper castings used in power systems, the <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/7-complete-high-pressure-die-casting\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1446\">process optimization can follow these four steps<\/a>:<\/p><p>1) Determine the minimum IACS conductivity target.<\/p><p>2) Limit residual elements that could degrade performance.<\/p><p>3) Balance the amount of alloying elements required to improve strength.<\/p><p>4) Verify the final material samples prior to shipment.<\/p><p>When <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/sand-casting-design-guide\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"3942\">casting copper components<\/a> for busbars or terminal blocks, even a 0.02% excess in impurity content can severely impact the yield rate of finished products. By strictly controlling the purity of the molten copper, the <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/copper-casting-gas-pores-surface-finish\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1415\">copper casting production line can consistently produce products with superior<\/a> electrical conductivity and a smoother surface finish.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9337768 elementor-widget elementor-widget-elementskit-heading\" data-id=\"9337768\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h3 class=\"ekit-heading--title elementskit-section-title\">Maintain Mechanical Strength with Precise Melt Temperatures<\/h3><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider ekit-dotted\"><div class=\"elementskit-border-divider ekit-dotted\"><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d103c4e elementor-widget elementor-widget-text-editor\" data-id=\"d103c4e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The mechanical strength of high-strength copper castings is directly related to melt temperature, cooling rate, and stable process control. In a standardized casting process, the furnace stage must maintain the target temperature range to avoid overheating and minimize oxidation during holding. During the pouring stage, the <a href=\"https:\/\/chinametalfoundry.com\/sk\/metal-prototype-casting-services\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"1449\">metal must be kept within the specified casting<\/a> window to prevent turbulence from disrupting the metal\u2019s microstructure. During the solidification stage, cooling must be controlled to achieve uniform grain properties and prevent hot cracks in thick-walled sections. Precise temperature control is essential to maintain the <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/sand-casting-core-design\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"4340\">core strength of copper castings<\/a>.<\/p><p>The procedure for precise control of melt temperature is as follows:<\/p><p>1) Stabilize the furnace temperature before tapping.<\/p><p>2) Measure the actual melt temperature at the ladle.<\/p><p>3) Pour within the specified range.<\/p><p>4) Review the tensile test data to verify mechanical strength.<\/p><p>Excessively high temperatures cause grain growth, which weakens the strength of copper castings; conversely, excessively low temperatures lead to <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/eliminating-aluminum-casting-defects\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"3838\">odliatkov\u00e9 chyby<\/a>. With precise and consistent control, the scrap rate will drop rapidly.<\/p><p>In high-volume copper casting projects, Supro MFG combines chemical composition control with temperature management to provide <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/forma-pre-investicne-liatie\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"2676\">customers with castings<\/a> that meet both conductivity and strength requirements, while completely resolving the challenge of uncontrolled scrap rates.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-659e3e36 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"659e3e36\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-20054b2a\" data-id=\"20054b2a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-500858d3 elementor-widget elementor-widget-elementskit-heading\" data-id=\"500858d3\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title  ekit-heading__title-has-border start\">Contact Supro-Mfg<\/h2><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5eaa775c elementor-widget elementor-widget-text-editor\" data-id=\"5eaa775c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/sand-casting-defects-elimination\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"4071\">Defects in copper casting<\/a> production are primarily categorized into five types: shrinkage cavities, deoxidizer porosity, hot cracks, non-metallic inclusions, and cold shuts in permanent molds. The three main causes of porosity issues are insufficient degassing, hydrogen absorption from moisture, and turbulent pouring. By optimizing the scrap copper blend ratio, adjusting deoxidizers via online spectroscopic analysis, fine-tuning the electrical conductivity composition, and precisely controlling the melt temperature, the scrap rate of copper <a href=\"https:\/\/chinametalfoundry.com\/sk\/blog\/sand-casting-surface-finish\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"4187\">odliatky<\/a> can be significantly reduced.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Copper castings&#8217; quality determines the success or failure of the product.Even the tiniest porosity or cold shut can cause profits [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":4476,"comment_status":"closed","ping_status":"closed","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":"","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 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[12],"tags":[],"class_list":["post-4473","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technology"],"_links":{"self":[{"href":"https:\/\/chinametalfoundry.com\/sk\/wp-json\/wp\/v2\/posts\/4473","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chinametalfoundry.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chinametalfoundry.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chinametalfoundry.com\/sk\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/chinametalfoundry.com\/sk\/wp-json\/wp\/v2\/comments?post=4473"}],"version-history":[{"count":31,"href":"https:\/\/chinametalfoundry.com\/sk\/wp-json\/wp\/v2\/posts\/4473\/revisions"}],"predecessor-version":[{"id":7141,"href":"https:\/\/chinametalfoundry.com\/sk\/wp-json\/wp\/v2\/posts\/4473\/revisions\/7141"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chinametalfoundry.com\/sk\/wp-json\/wp\/v2\/media\/4476"}],"wp:attachment":[{"href":"https:\/\/chinametalfoundry.com\/sk\/wp-json\/wp\/v2\/media?parent=4473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chinametalfoundry.com\/sk\/wp-json\/wp\/v2\/categories?post=4473"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chinametalfoundry.com\/sk\/wp-json\/wp\/v2\/tags?post=4473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}