{"id":13148,"date":"2019-04-15T08:37:02","date_gmt":"2019-04-15T08:37:02","guid":{"rendered":"https:\/\/aludiecasting.com\/?p=13148"},"modified":"2019-09-20T12:34:04","modified_gmt":"2019-09-20T12:34:04","slug":"odlevani-kovovych-forem","status":"publish","type":"post","link":"https:\/\/aludiecasting.com\/cs\/odlevani-kovovych-forem\/","title":{"rendered":"Odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem"},"content":{"rendered":"<p> Na str\u00e1nk\u00e1ch <strong>odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem<\/strong> tak\u00e9 naz\u00fdvan\u00fd <strong><a href=\"https:\/\/aludiecasting.com\/cs\/\">trval\u00e9 odl\u00e9v\u00e1n\u00ed do forem<\/a><\/strong>, je to tekut\u00fd kov nalit\u00fd do kovov\u00e9 formy, pro odl\u00e9v\u00e1n\u00ed metodou lit\u00ed. Odl\u00e9v\u00e1n\u00ed je pou\u017eit\u00ed kovu, lze pou\u017e\u00edt opakovan\u011b mnohokr\u00e1t (stokr\u00e1t a\u017e tis\u00edckr\u00e1t).<\/p>\n\n\n\n<p>Kov na odlitky a <strong>odl\u00e9v\u00e1n\u00ed do p\u00edskov\u00e9 formy<\/strong> srovn\u00e1n\u00ed: v technick\u00e9 a ekonomick\u00e9 oblasti maj\u00ed mnoho v\u00fdhod.<\/p>\n\n\n\n<p>(1) v\u00fdroba <strong>odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem<\/strong>, jeho mechanick\u00e9 vlastnosti ne\u017e odl\u00e9v\u00e1n\u00ed do p\u00edskov\u00e9 formy vysok\u00e9. U stejn\u00e9 slitiny lze zlep\u0161it pevnost v tahu v pr\u016fm\u011bru asi o 25%, mez kluzu v pr\u016fm\u011bru asi o 20%, v\u00fdrazn\u011b se zv\u00fd\u0161ila tak\u00e9 jej\u00ed odolnost proti korozi a tvrdost;<\/p>\n\n\n\n<p>(2) p\u0159esnost odl\u00e9v\u00e1n\u00ed a drsnost povrchu ne\u017e odl\u00e9v\u00e1n\u00ed do p\u00edskov\u00e9 formy je vysok\u00e1 a kvalita a stabilita velikosti;<\/p>\n\n\n\n<p>(3) v\u00fdt\u011b\u017enost procesu lit\u00ed je vysok\u00e1, spot\u0159eba tekut\u00e9ho kovu se sni\u017euje, obecn\u011b lze u\u0161et\u0159it 15 ~ 30%;<\/p>\n\n\n\n<p>(4) nep\u00edsku nebo m\u00e9n\u011b s p\u00edskem, obecn\u011b lze u\u0161et\u0159it formovac\u00ed materi\u00e1l 80 ~ 100%;<\/p>\n\n\n\n<p>Krom\u011b toho je v\u00fdroba kovov\u00fdch forem odlitk\u016f vysoce \u00fa\u010dinn\u00e1; D\u016fvody pro sn\u00ed\u017een\u00ed vad odlitk\u016f; Proces je jednoduch\u00fd, snadno se realizuje mechanizace a automatizace. Na <strong>odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem<\/strong> maj\u00ed sice mnoho v\u00fdhod, ale tak\u00e9 nedostatk\u016f. Mezi n\u011b pat\u0159\u00ed nap\u0159:<\/p>\n\n\n\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' ><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/aludiecasting.com\/cs\/odlevani-kovovych-forem\/#1_metal_mold_manufacturing_cost_high\" >(1) n\u00e1klady na v\u00fdrobu kovov\u00fdch forem jsou vysok\u00e9,<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/aludiecasting.com\/cs\/odlevani-kovovych-forem\/#The_metal_mold_casting_forming_process_characteristics\" >Charakteristiky procesu odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem<\/a><\/li><\/ul><\/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\/odlevani-kovovych-forem\/#The_metal_mold_casting_process\" >Proces odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/aludiecasting.com\/cs\/odlevani-kovovych-forem\/#1_metal_to_preheating\" >1 kov k p\u0159edeh\u0159evu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/aludiecasting.com\/cs\/odlevani-kovovych-forem\/#Metal_type_preheating_method_is\" >Metoda p\u0159edeh\u0159evu kovu je:<\/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\/odlevani-kovovych-forem\/#2_the_metal_mold_casting\" >2 odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/aludiecasting.com\/cs\/odlevani-kovovych-forem\/#3_casting_out_type_and_core-pulling_time\" >3 typ odl\u00e9v\u00e1n\u00ed a doba vytahov\u00e1n\u00ed j\u00e1dra<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/aludiecasting.com\/cs\/odlevani-kovovych-forem\/#4_metal_mold_working_temperature_regulation\" >4 regulace pracovn\u00ed teploty kovov\u00e9 formy<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_metal_mold_manufacturing_cost_high\"><\/span>(1) n\u00e1klady na v\u00fdrobu kovov\u00fdch forem jsou vysok\u00e9,<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>(2) kovov\u00fd typ vzduchot\u011bsn\u00fd, a \u017e\u00e1dn\u00e9 kompromisy sex, snadno zp\u016fsobit lit\u00ed myt\u00ed nedostate\u010dnost, prask\u00e1n\u00ed nebo\u00a0<strong>lit\u00ed \u017eeleza<\/strong>\u00a0vady, jako je den,<\/p>\n\n\n\n<p>(3) odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem, pracovn\u00ed teplota formy, slitina teploty lit\u00ed a rychlost odl\u00e9v\u00e1n\u00ed, odl\u00e9v\u00e1n\u00ed v dob\u011b pobytu v odlitku a povlak atd., kter\u00e9 maj\u00ed vliv na kvalitu odlitk\u016f, mus\u00ed b\u00fdt p\u0159\u00edsn\u011b kontrolov\u00e1ny.<\/p>\n\n\n\n<p>Odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem nyn\u00ed v\u00fdroba odlitk\u016f, v hmotnosti a tvaru, kter\u00e9 maj\u00ed ur\u010dit\u00e9 omezen\u00ed, jako je \u010dern\u00fd kov, m\u016f\u017ee b\u00fdt pouze tvar jednoduch\u00e9ho odlitku; Hmotnost odlitku nen\u00ed p\u0159\u00edli\u0161 velk\u00e1, Tlou\u0161\u0165ka st\u011bny m\u00e1 tak\u00e9 omezen\u00ed, men\u0161\u00ed tlou\u0161\u0165ka st\u011bny odlitku nelze odl\u00edt. Proto, aby bylo mo\u017en\u00e9 rozhodnout o odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem, mus\u00ed b\u00fdt komplexn\u00ed zv\u00e1\u017een\u00ed n\u00e1sleduj\u00edc\u00edch faktor\u016f: tvar odlitku a velikost hmotnosti mus\u00ed b\u00fdt vhodn\u00e9; Chcete m\u00edt dostate\u010dnou d\u00e1vku; Dokon\u010den\u00ed v\u00fdrobn\u00edch \u00fakol\u016f obdob\u00ed licence.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_metal_mold_casting_forming_process_characteristics\"><\/span>Charakteristiky procesu odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Kovov\u00fd typ a p\u00edskov\u00e1 forma, v\u00fdkon maj\u00ed v\u00fdznamn\u00fd rozd\u00edl, jako je p\u00edsek maj\u00ed propustnost, a kovov\u00fd typ nejsou; tepeln\u00e1 vodivost p\u00edsku je \u0161patn\u00e1, kovov\u00fd typ tepeln\u00e9 vodivosti je velmi dobr\u00e1, p\u00edsek m\u00e1 kompromisy sex, a kovov\u00fd typ ne, atd. Kovov\u00fd typ t\u011bchto vlastnost\u00ed rozhoduje o tom, \u017ee v procesu odl\u00e9v\u00e1n\u00ed m\u00e1 sv\u00e9 vlastn\u00ed pravidlo.<\/p>\n\n\n\n<p>Zm\u011bna stavu dutiny v plynu na odl\u00e9v\u00e1n\u00ed vliv: kov v n\u00e1plni, dutina v plynu mus\u00ed b\u00fdt rychle vypou\u0161t\u011bna, ale kov a nemaj\u00ed propustnost vzduchu, pokud je proces trochu nedbalosti, m\u016f\u017ee d\u00e1t kvalitu odl\u00e9v\u00e1n\u00ed p\u0159in\u00e9st \u0161patn\u00fd vliv.<\/p>\n\n\n\n<p>V procesu tuhnut\u00ed odlitku doch\u00e1z\u00ed k p\u0159enosu tepla: kovov\u00e1 kapalina se jednou dostane do dutiny, mno\u017estv\u00ed tepla do st\u011bny kovov\u00e9 formy. Kapaln\u00fd kov skrz st\u011bnu formy ztr\u00e1c\u00ed teplo, tuhne a vytv\u00e1\u0159\u00ed se smr\u0161\u0165ov\u00e1n\u00ed a st\u011bna formy se v teple, zv\u00fd\u0161en\u00e9 teplot\u011b a z\u00e1rove\u0148 se nafoukne, co\u017e m\u00e1 za n\u00e1sledek, \u017ee se mezi odlitkem a st\u011bnou formy vytvo\u0159\u00ed \"mezera\". V syst\u00e9mu \"odl\u00e9v\u00e1n\u00ed v\u016fle a kovov\u00e9ho typu\" nedosahuje stejn\u00e9 teploty jako p\u0159edt\u00edm, m\u016f\u017ee d\u00e1t odlitek jako v \"meze\u0159e\" p\u0159i chlazen\u00ed a kovov\u00e1 st\u011bna formy se p\u0159es \"mezeru\" zah\u0159\u00edv\u00e1.<\/p>\n\n\n\n<p>Kovov\u00fd typ br\u00e1n\u00ed smr\u0161\u0165ov\u00e1n\u00ed vlivu odlitku, kovov\u00fd typ nebo kovov\u00e9 j\u00e1dro, p\u0159i tuhnut\u00ed odlitku Cuo armor nem\u011bl \u017e\u00e1dn\u00e9 kompromisy sex, blokov\u00e9 smr\u0161\u0165ov\u00e1n\u00ed odlitku, to je jeho dal\u0161\u00ed vlastnost.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_metal_mold_casting_process\"><\/span>Proces odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_metal_to_preheating\"><\/span>1 kov k p\u0159edeh\u0159evu<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Bez p\u0159edeh\u0159\u00e1t\u00ed kovu nelze prov\u00e1d\u011bt lit\u00ed. Je to proto, \u017ee typ kovu tepeln\u00e1 vodivost \/ kapaln\u00fd kov chlazen\u00ed rozhodnut\u00ed, tekutost z\u00e1va\u017en\u00e9 ni\u017e\u0161\u00ed, snadno se odlitek objev\u00ed studen\u00fd zav\u0159en\u00fd, chybn\u00e9 za\u0159azen\u00ed, stoma vada. Ne p\u0159edeh\u0159\u00e1t\u00ed kovov\u00e9 formy v odlitku, odlitku, bude siln\u00fd tepeln\u00fd \u00fader, n\u00e1soben\u00ed nap\u011bt\u00ed, aby jeho velmi snadn\u00e9 po\u0161kozen\u00ed. Proto kovov\u00e9 formy v p\u0159ed zah\u00e1jen\u00edm pr\u00e1ce, by m\u011bly nejprve p\u0159edeh\u0159\u00e1t, vhodn\u00e1 teplota p\u0159edeh\u0159evu (konkr\u00e9tn\u011b pracovn\u00ed teplota), spolu s druhem slitiny, strukturou odlitku a velikost\u00ed a rozhodnout, obvykle zkou\u0161kou ur\u010dit. Obvykle teplota p\u0159edeh\u0159evu kovov\u00e9ho typu nen\u00ed ni\u017e\u0161\u00ed ne\u017e 1500 c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Metal_type_preheating_method_is\"><\/span>Metoda p\u0159edeh\u0159evu kovu je:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>(1) s ho\u0159\u00e1kem nebo plynov\u00fdm plamenem p\u0159edeh\u0159\u00edv\u00e1n\u00ed; (2) pomoc\u00ed odporov\u00e9ho oh\u0159\u00edva\u010de; (3) oh\u0159ev trouby, jeho v\u00fdhodou je rovnom\u011brnost teploty, ale plat\u00ed pouze pro mal\u00fd typ kovu; (4) na kovov\u00e9 formy v peci pe\u010den\u00ed, a pak nal\u00edt tekut\u00fd kov do kovu typu hork\u00e9 hork\u00e9. Tato metoda se vztahuje pouze na mal\u00e9 odlitky, proto\u017ee p\u0159i n\u00ed dojde ke ztr\u00e1t\u011b \u010d\u00e1sti tekut\u00e9ho kovu a m\u016f\u017ee tak\u00e9 zkr\u00e1tit \u017eivotnost formy.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_the_metal_mold_casting\"><\/span>2 odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Teplota lit\u00ed kov\u016f, obecn\u011b vy\u0161\u0161\u00ed ne\u017e p\u0159i lit\u00ed do p\u00edskov\u00fdch forem. Ale podle typu slitiny, jako je chemick\u00e9 slo\u017een\u00ed, velikost a tlou\u0161\u0165ka odlitku, a prost\u0159ednictv\u00edm testu ur\u010dit. \u00dadaje v n\u00ed\u017ee uveden\u00e9 tabulce slou\u017e\u00ed jako reference.<\/p>\n\n\n\n<p>Teplota lit\u00ed v\u0161ech druh\u016f slitin<\/p>\n\n\n\n<p>Teplota lit\u00ed typu slitiny \u2103 teplota lit\u00ed typu slitiny \u2103<\/p>\n\n\n\n<p>Slitina hlin\u00edku a c\u00ednu 350 ~ 450 mosaz 900 ~ 950<\/p>\n\n\n\n<p>Slitina zinku 450 ~ 480 bronz 1100 ~ 1150<\/p>\n\n\n\n<p>Slitina hlin\u00edku 680 ~ 740 bronz hlin\u00edku 1150 ~ 1300<\/p>\n\n\n\n<p>Ho\u0159\u010d\u00edkov\u00e1 slitina 715 ~ 740 litina 1300 ~ 1370<\/p>\n\n\n\n<p>V d\u016fsledku kovov\u00e9ho typu chlazen\u00ed a vzduchot\u011bsnosti by m\u011bla b\u00fdt rychlost nal\u00e9v\u00e1n\u00ed nejprve pomal\u00e1, rychl\u00e1 a op\u011bt pomal\u00e1. P\u0159i nal\u00e9v\u00e1n\u00ed je t\u0159eba se sna\u017eit zajistit plynul\u00fd tok.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_casting_out_type_and_core-pulling_time\"><\/span>3 typ odl\u00e9v\u00e1n\u00ed a doba vytahov\u00e1n\u00ed j\u00e1dra<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Pokud kovov\u00e9 j\u00e1dro v odlitku z\u016fstane dlouho, proto\u017ee odlitek kontrakce produkuj\u00ed dr\u017eet typ j\u00e1dra s\u00edla je, t\u00edm v\u011bt\u0161\u00ed je proto t\u0159eba j\u00e1dro tahov\u00e9 s\u00edly tak\u00e9 v\u00edce. Kovov\u00e9 j\u00e1dro v zrcadle v nejvhodn\u011bj\u0161\u00ed dob\u011b pobytu je, kdy\u017e se odlitek ochlad\u00ed na rozsah teplot plastick\u00e9 deformace a m\u00e1 dostate\u010dnou pevnost, vyta\u017een\u00ed j\u00e1dra je nejlep\u0161\u00ed \u010das. <strong>Odl\u00e9v\u00e1n\u00ed do kovu<\/strong> typ p\u0159\u00edli\u0161 dlouho, teplota st\u011bny typu, s \u010d\u00edm d\u00e1l del\u0161\u00ed dobou chlazen\u00ed, m\u016f\u017ee tak\u00e9 sn\u00ed\u017eit produktivitu kovov\u00e9 formy.<\/p>\n\n\n\n<p>Nejvhodn\u011bj\u0161\u00ed \u010das pro vyta\u017een\u00ed j\u00e1dra a odlit\u00ed, zpravidla pomoc\u00ed zku\u0161ebn\u00ed metody.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_metal_mold_working_temperature_regulation\"><\/span>4 regulace pracovn\u00ed teploty kovov\u00e9 formy<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Zajistit, aby <strong>odl\u00e9v\u00e1n\u00ed kovov\u00fdch forem<\/strong> kvalita je stabiln\u00ed, v\u00fdroba norm\u00e1ln\u00ed, p\u0159edev\u0161\u00edm aby se kovov\u00e9 formy ve v\u00fdrobn\u00edm procesu konstantn\u00ed zm\u011bny teploty. Tak\u017ee ka\u017ed\u00e9 nalit\u00ed a, je t\u0159eba kovov\u00fd typ otev\u0159\u00edt, zaparkovat ur\u010ditou dobu, b\u00fdt studen\u00e9 na ur\u010ditou teplotu a vody. Pokud se spol\u00e9h\u00e1te na p\u0159irozen\u00e9 chlazen\u00ed, pot\u0159ebujete dlouhou dobu, sn\u00ed\u017e\u00ed se produktivita, tak\u017ee se b\u011b\u017en\u011b pou\u017e\u00edv\u00e1 metoda nucen\u00e9ho chlazen\u00ed. Zp\u016fsob chlazen\u00ed m\u00e1 obvykle n\u00e1sleduj\u00edc\u00ed druhy:<\/p>\n\n\n\n<p>(1) vzduchem chlazen\u00fd: konkr\u00e9tn\u011b v obvodov\u00e9m chlazen\u00ed kovov\u00e9 formy, posiluje konvek\u010dn\u00ed chladi\u010d. Re\u017eim chlazen\u00ed vzduchem kovov\u00e9ho typu m\u00e1 sice jednoduchou konstrukci, snadnou v\u00fdrobu, n\u00edzk\u00e9 n\u00e1klady, ale chladic\u00ed \u00fa\u010dinek nen\u00ed p\u0159\u00edli\u0161 ide\u00e1ln\u00ed.<\/p>\n\n\n\n<p>(2) nep\u0159\u00edm\u00e1 voda: v kovov\u00e9m typu zadn\u00ed nebo m\u00edstn\u00ed, lit\u00e9 ve vodn\u00edm pl\u00e1\u0161ti, chladic\u00ed \u00fa\u010dinek ne\u017e vzduchem chlazen\u00e9 dobr\u00e9, vhodn\u00e9 pro lit\u00ed m\u011bd\u011bn\u00fdch kus\u016f nebo kujn\u00e9 litiny d\u00edly. Ale pro odl\u00e9v\u00e1n\u00ed tenkost\u011bnn\u00fdch odlitk\u016f nebo odlitk\u016f z tv\u00e1rn\u00e9 litiny prudk\u00e9 chlazen\u00ed, zv\u00fd\u0161\u00ed vady odlitk\u016f.<\/p>\n\n\n\n<p>(3) p\u0159\u00edm\u00e1 voda: v kovov\u00e9m typu zp\u011bt nebo m\u00edstn\u00ed p\u0159\u00edmo vytvo\u0159it vodn\u00ed pl\u00e1\u0161\u0165, ve vod\u011b nastavit uvnit\u0159 vody pro chlazen\u00ed, to je hlavn\u011b pou\u017e\u00edv\u00e1no v odl\u00e9v\u00e1n\u00ed ocelov\u00fdch d\u00edl\u016f nebo jin\u00fdch slitin odlitk\u016f, lit\u00e9 po\u017eadavky siln\u00e9 chladic\u00ed d\u00edly. Vzhledem k vysok\u00fdm n\u00e1klad\u016fm je vhodn\u00fd pouze pro hromadnou v\u00fdrobu.\n\n<\/p>","protected":false},"excerpt":{"rendered":"<p>The metal mold casting also called permanent mould casting, it is the liquid metal poured into the metal mold, for casting a casting method. Cast is to use metal, can use repeatedly many (hundreds of times to thousands of times). Metal to casting and sand mold casting comparison: in technical and economic have many advantages. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[109,68,89,58,69,110],"tags":[],"class_list":["post-13148","post","type-post","status-publish","format-standard","hentry","category-metal-mold-casting","category-casting-forging","category-die-casting-parts","category-gravity-casting","category-iron-die-casting","category-sand-mold-casting"],"_links":{"self":[{"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/posts\/13148","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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/comments?post=13148"}],"version-history":[{"count":0,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/posts\/13148\/revisions"}],"wp:attachment":[{"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/media?parent=13148"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/categories?post=13148"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aludiecasting.com\/cs\/wp-json\/wp\/v2\/tags?post=13148"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}