{"id":39043,"date":"2020-09-07T08:29:52","date_gmt":"2020-09-07T08:29:52","guid":{"rendered":"https:\/\/moldie.net\/?post_type=product&#038;p=39043"},"modified":"2026-10-09T13:19:03","modified_gmt":"2026-10-09T05:19:03","slug":"precision-aluminum-alloys-casting-acceseeories","status":"publish","type":"product","link":"https:\/\/moldie.net\/sk\/product\/precision-aluminum-alloys-casting-acceseeories\/","title":{"rendered":"Pr\u00edslu\u0161enstvo z presne odlievan\u00fdch hlin\u00edkov\u00fdch zliatin"},"content":{"rendered":"<p>Odlievanie hlin\u00edka je proces v\u00fdroby kvalitn\u00fdch dielov s pr\u00edsnymi toleranciami, pri ktorom sa roztaven\u00fd hlin\u00edk nalieva do presne navrhnutej a skon\u0161truovanej formy, modelu alebo kokily.<\/p>\n<p>Pri procese sa pou\u017e\u00edvaj\u00fa r\u00f4zne hlin\u00edkov\u00e9 zliatiny. Je to efekt\u00edvna vo\u013eba, ak potrebujete vyr\u00e1ba\u0165 zlo\u017eit\u00e9, komplexn\u00e9 a detailn\u00e9 diely s presnos\u0165ou zodpovedaj\u00facou p\u00f4vodn\u00e9mu n\u00e1vrhu.<\/p>\n<p><strong> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3464\" src=\"https:\/\/moldie.net\/wp-content\/uploads\/2020\/09\/Aluminum-casting-alloys-1.jpg\" alt=\"Hlin\u00edkov\u00e9 odlievacie zliatiny\" width=\"700\" height=\"467\" srcset=\"https:\/\/moldie.net\/wp-content\/uploads\/2020\/09\/Aluminum-casting-alloys-1.jpg 700w, https:\/\/moldie.net\/wp-content\/uploads\/2020\/09\/Aluminum-casting-alloys-1-300x200.jpg 300w, https:\/\/moldie.net\/wp-content\/uploads\/2020\/09\/Aluminum-casting-alloys-1-18x12.jpg 18w, https:\/\/moldie.net\/wp-content\/uploads\/2020\/09\/Aluminum-casting-alloys-1-600x400.jpg 600w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/strong><\/p>\n<p>Odliatky sa vyberaj\u00fa bezprostredne po odliat\u00ed. S\u00fa ob\u013e\u00faben\u00e9, preto\u017ee s\u00fa \u013eahk\u00e9 a napriek tomu odol\u00e1vaj\u00fa vysok\u00fdm teplot\u00e1m pou\u017e\u00edvan\u00fdm pri tlakovom liat\u00ed hlin\u00edka.<\/p>\n<p>Ke\u010f sa rozhodnete, \u017ee tlakov\u00e9 liatie hlin\u00edka je pre v\u00e1\u0161 projekt vhodn\u00e9, mus\u00edte vybra\u0165 spr\u00e1vnu zliatinu.<\/p>\n<h2><strong>Hlavn\u00e9 zliatiny hlin\u00edka<\/strong><\/h2>\n<p>Hlin\u00edk je tret\u00edm naj\u010dastej\u0161\u00edm prvkom na zemi. Av\u0161ak, je \u0165a\u017ek\u00e9 extrahova\u0165 hlin\u00edk zo zeme, preto\u017ee zlo\u017eit\u00e9 a zlo\u017eit\u00e9 procesy, ktor\u00e9 s\u00fa potrebn\u00e9.<\/p>\n<p>V mnoh\u00fdch pr\u00edpadoch, hlin\u00edk je legovan\u00fd s r\u00f4znymi kovmi zv\u00fd\u0161i\u0165 jeho vlastnosti a \u017ee zliatiny. Mus\u00edte n\u00e1js\u0165 t\u00fa spr\u00e1vnu zliatinu pre v\u00e1\u0161 projekt by\u0165 \u00faspe\u0161n\u00fd.<\/p>\n<p>Existuj\u00fa tieto typy zliatin hlin\u00edka:<\/p>\n<ul>\n<li>AA-8000: pou\u017e\u00edva sa na stavebn\u00e9 dr\u00f4ty pod\u013ea n\u00e1rodn\u00e9ho elektrick\u00e9ho k\u00f3du<\/li>\n<li>Zamak (zinkium, hlin\u00edk, hor\u010d\u00edk, me\u010f)<\/li>\n<li>Alclad: hlin\u00edkov\u00fd plech vyroben\u00fd spojen\u00edm hlin\u00edka vysokej \u010distoty s materi\u00e1lom s vysokou pevnos\u0165ou v jadre<\/li>\n<li>Alniko (hlin\u00edk, nikel, me\u010f)<\/li>\n<li>Al-Li <a href=\"https:\/\/www.thoughtco.com\/lithium-element-facts-608237\">(l\u00edtium, <\/a>niekedy ortu\u0165)<\/li>\n<li>Magnox (oxid hore\u010dnat\u00fd, hlin\u00edk)<\/li>\n<li>Nambe (hlin\u00edk plus sedem in\u00fdch ne\u0161pecifikovan\u00fdch kovov)<\/li>\n<li>Birmabright (hlin\u00edk, hor\u010d\u00edk)<\/li>\n<li>Duralumin (me\u010f, hlin\u00edk)<\/li>\n<li>Hind\u00e1lium (hlin\u00edk, hor\u010d\u00edk, mang\u00e1n, krem\u00edk)<\/li>\n<li>Titanal (hlin\u00edk, zinok, hor\u010d\u00edk, me\u010f, zirk\u00f3nium)<\/li>\n<li>Hlin\u00edkov\u00e9 formy in\u00fdch komplexn\u00fdch zliatin s hor\u010d\u00edkom, mang\u00e1nom a platinou<\/li>\n<li>Magn\u00e1lium (magnezium)<\/li>\n<li>Silumin (hlin\u00edk, krem\u00edk)<\/li>\n<\/ul>\n<p>Vzh\u013eadom na be\u017en\u00e9 n\u00e1zvy medzi hlin\u00edkov\u00fdmi zliatinami, m\u00f4\u017eete ich identifikova\u0165 \u0161tvorcifern\u00fdm \u010d\u00edslom, ako je uveden\u00e9 ni\u017e\u0161ie:<\/p>\n<ul>\n<li><strong>1000:T\u00e1to <\/strong>hlin\u00edkov\u00e1 zliatina s\u00e9ria m\u00e1 995 alebo vy\u0161\u0161iu \u010distotu hlin\u00edka<\/li>\n<li><strong>2000:Hlavn\u00fdm <\/strong>leguj\u00facim prvkom je me\u010f. Tepeln\u00e9 spracovanie zlep\u0161uje pevnos\u0165 tejto zliatiny.<\/li>\n<li><strong>3000:Hlavn\u00fdm <\/strong>prvkom tu je mang\u00e1n. S\u00e9ria 3003 je naj\u010dastej\u0161ou hlin\u00edkovou zliatinou v tejto s\u00e9rii a pou\u017e\u00edva sa pri v\u00fdrobe riadu<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3465\" src=\"https:\/\/moldie.net\/wp-content\/uploads\/2020\/09\/Aluminum-casting-alloys1-1.jpg\" alt=\"Hlin\u00edkov\u00e9 odlievacie zliatiny\" width=\"700\" height=\"465\" srcset=\"https:\/\/moldie.net\/wp-content\/uploads\/2020\/09\/Aluminum-casting-alloys1-1.jpg 700w, https:\/\/moldie.net\/wp-content\/uploads\/2020\/09\/Aluminum-casting-alloys1-1-300x199.jpg 300w, https:\/\/moldie.net\/wp-content\/uploads\/2020\/09\/Aluminum-casting-alloys1-1-18x12.jpg 18w, https:\/\/moldie.net\/wp-content\/uploads\/2020\/09\/Aluminum-casting-alloys1-1-600x399.jpg 600w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/p>\n<ul>\n<li><strong>4000:Silicon <\/strong>je pridan\u00fd do hlin\u00edka, aby sa t\u00e1to s\u00e9ria. To zni\u017euje bod kovu topenia bez toho, aby to bolo krehk\u00e9.<\/li>\n<li><strong>5000:Magnezium <\/strong>je hlavnou zliatinou v tejto s\u00e9rii. T\u00e1to zliatina je odoln\u00e1 proti opotrebovaniu, odoln\u00e1 proti kor\u00f3zii a zv\u00e1rate\u013en\u00e1.<\/li>\n<li><strong>6000:Tieto <\/strong>zliatiny obsahuj\u00fa hor\u010d\u00edk a krem\u00edk, ktor\u00e9 sa kombinuj\u00fa do tvorby silicidu hor\u010d\u00edka. Maj\u00fa miernu pevnos\u0165 a ve\u013ek\u00fa odolnos\u0165 proti kor\u00f3zii.<\/li>\n<li><strong>7000:Zinc <\/strong>je hlavnou leguj\u00facou zlo\u017ekou v 7 series. Zliatina z toho je ve\u013emi siln\u00fd a tepelne lie\u010dite\u013en\u00fd.<\/li>\n<li><strong>8000:Tieto <\/strong>hlin\u00edkov\u00e9 zliatiny s\u00fa vyroben\u00e9 s in\u00fdmi prvkami.<\/li>\n<\/ul>\n<p>Hlin\u00edkov\u00e1 zliatina vytvoren\u00e1 z mang\u00e1nu, 3000 s\u00e9rie, m\u00e1 ve\u013ek\u00fa funk\u010dnos\u0165, odolnos\u0165 proti kor\u00f3zii a je najsilnej\u0161\u00edm leguj\u00facim prvkom<\/p>\n<h2><strong>Vlastnosti hlin\u00edkov\u00fdch zliatin<\/strong><\/h2>\n<p>Pri v\u00fdbere vhodnej hlin\u00edkovej zliatiny pre va\u0161e aplik\u00e1cie treba zv\u00e1\u017ei\u0165 r\u00f4zne vlastnosti jednotliv\u00fdch zliatin. Zvolen\u00e1 zliatina priamo ovplyv\u0148uje proces tlakov\u00e9ho liatia.<\/p>\n<p>Pri v\u00fdbere hlin\u00edkovej zliatiny na tlakov\u00e9 liatie treba zv\u00e1\u017ei\u0165 tieto vlastnosti:<\/p>\n<ul>\n<li><strong>Sp\u00e1jkovanie odliatku <\/strong>s formou: K tomuto javu doch\u00e1dza, ke\u010f sa odliatok prichyt\u00ed k sten\u00e1m kokily a vstrekovanie sa s\u0165a\u017e\u00ed. M\u00f4\u017ee d\u00f4js\u0165 k po\u0161kodeniu kokily aj odliatku. Preto zvo\u013ete hlin\u00edkov\u00fa zliatinu s vysokou odolnos\u0165ou proti sp\u00e1jkovaniu s formou.<\/li>\n<li><strong>Hor\u00face trhliny: <\/strong>Tento jav sa naz\u00fdva aj trhliny pri tuhnut\u00ed. Ide o chybu tlakov\u00e9ho liatia, pri ktorej m\u00f4\u017eu vn\u00fatorn\u00e9 alebo vonkaj\u0161ie \u010dasti hlin\u00edkovej zliatiny popraska\u0165 alebo sa roztrhn\u00fa\u0165. Niektor\u00e9 zlievarensk\u00e9 zliatiny s\u00fa na tento jav n\u00e1chylnej\u0161ie ne\u017e in\u00e9, \u010do treba pri v\u00fdbere zoh\u013eadni\u0165.<\/li>\n<li><strong>Odolnos\u0165 proti <\/strong>opotrebovaniu: Pom\u00e1ha rozli\u0161ova\u0165 medzi jednotliv\u00fdmi zlievarensk\u00fdmi zliatinami. Ak vyr\u00e1bate diely vystaven\u00e9 neust\u00e1lemu treniu, pri v\u00fdbere zliatiny na tlakov\u00e9 liatie zv\u00e1\u017ete aj t\u00fato vlastnos\u0165.<\/li>\n<li><strong>Odolnos\u0165 proti kor\u00f3zii: <\/strong>Jednotliv\u00e9 hlin\u00edkov\u00e9 zliatiny maj\u00fa r\u00f4znu \u00farove\u0148 odolnosti proti kor\u00f3zii. Vyberte zliatinu pod\u013ea podmienok prostredia, ktor\u00e9mu bude odliatok vystaven\u00fd. Zliatiny radu 5000 maj\u00fa vysok\u00fa odolnos\u0165 proti kor\u00f3zii v morskom prostred\u00ed.<\/li>\n<li><strong>Obrobite\u013enos\u0165 povrchu a \u00fapravy: Hlin\u00edkov\u00e9 <\/strong>odliatky vyroben\u00e9 tlakov\u00fdm liat\u00edm \u010dasto po vybrat\u00ed z kokily vy\u017eaduj\u00fa povrchov\u00fa \u00fapravu alebo obr\u00e1banie. Niektor\u00e9 hlin\u00edkov\u00e9 zliatiny sa n\u00e1sledne sprac\u00favaj\u00fa \u013eah\u0161ie ne\u017e in\u00e9, preto pri v\u00fdbere zlievarenskej zliatiny zv\u00e1\u017ete aj ich obrobite\u013enos\u0165.<\/li>\n<\/ul>\n<p>Neexistuje jedna-fits-all zliatina pre v\u0161etky va\u0161e aplik\u00e1cie. Preto by ste mali starostlivo zvoli\u0165 na z\u00e1klade vlastnost\u00ed odlievania vy\u0161\u0161ie.<\/p>\n<h2><strong>Tepeln\u00e9 \u00fapravy hlin\u00edkov\u00fdch zliatin<\/strong><\/h2>\n<p>Pod\u013ea po\u017eadovanej \u0165a\u017enosti a pevnosti mo\u017eno tepeln\u00fdm spracovan\u00edm \u010falej zv\u00fd\u0161i\u0165 tvrdos\u0165, pevnos\u0165 a \u010fal\u0161ie mechanick\u00e9 vlastnosti. Tepelne spracovan\u00e9 zliatiny mo\u017eno pou\u017ei\u0165 na kon\u0161truk\u010dn\u00e9 aplik\u00e1cie.<\/p>\n<p>\u017d\u00edhanie sa vykon\u00e1va po dokon\u010den\u00ed procesu presn\u00e9ho odlievania. Zliatina sa pri \u0148om zahrieva a\u017e na tri hodiny, aby sa hlin\u00edkov\u00fd odliatok prekry\u0161talizoval a komponent sa \u013eah\u0161ie obr\u00e1bal.<\/p>\n<p>Rozp\u00fa\u0161\u0165acie tepeln\u00e9 spracovanie sa podob\u00e1 \u017e\u00edhaniu, zah\u0155\u0148a v\u0161ak kalenie, pri ktorom sa zliatina hlin\u00edka na tlakov\u00e9 liatie po zahriat\u00ed ochlad\u00ed, aby sa zachovalo rozlo\u017eenie prvkov.<\/p>\n<p>Po ochladen\u00ed zliatiny sa pod\u013ea \u010dasu potrebn\u00e9ho na \u010fal\u0161ie spracovanie odliatku zvol\u00ed proces umel\u00e9ho starnutia.<\/p>\n<h2><strong>V\u00fdhody liatia hlin\u00edka<\/strong><\/h2>\n<p>V\u00fdhody pou\u017eitia zliatin hlin\u00edka s\u00fa nasledovn\u00e9:<\/p>\n<ul>\n<li>\u00daplne recyklovate\u013en\u00e9<\/li>\n<li>Vysok\u00e1 tlakov\u00e1 tesnos\u0165<\/li>\n<li>Vynikaj\u00faca tepeln\u00e1 vodivos\u0165<\/li>\n<li>Vysok\u00e1 tepeln\u00e1 a elektrick\u00e1 vodivos\u0165<\/li>\n<li>Vynikaj\u00faca odolnos\u0165 proti kor\u00f3zii<\/li>\n<li>Lep\u0161\u00ed odpor plazov<\/li>\n<li>Udr\u017euje vysok\u00fa rozmerov\u00fa stabilitu<\/li>\n<\/ul>\n<p>Tlakov\u00e9 liatie hlin\u00edka prin\u00e1\u0161a mno\u017estvo v\u00fdhod a toto je len nieko\u013eko z nich. Pod\u013ea zvolen\u00e9ho radu zliatiny sa uplat\u0148uj\u00fa aj \u010fal\u0161ie \u0161pecifick\u00e9 v\u00fdhody.<\/p>\n<h2><strong>Mo\u017enosti pre obr\u00e1banie a kone\u010dn\u00fa \u00fapravu hlin\u00edkov\u00e9ho odlievania<\/strong><\/h2>\n<p>Hlin\u00edk je esteticky pr\u00edjemn\u00fd v\u010faka jeho vysokej odrazivosti. T\u00fato kvalitu mo\u017eno vyu\u017ei\u0165 na n\u00e1vrh v\u00fdrobku s \u010distou povrchovou \u00fapravou.<\/p>\n<p>Ni\u017e\u0161ie s\u00fa uveden\u00e9 r\u00f4zne n\u00e1tery a povrchov\u00fdch \u00faprav, ktor\u00e9 m\u00f4\u017eu pom\u00f4c\u0165 v\u00e1\u0161 hlin\u00edk dosiahnu\u0165 lesku a trvanliv\u00fa kvalitu:<\/p>\n<ul>\n<li>Povlaky PVDF<\/li>\n<li>Pr\u00e1\u0161kov\u00e9 n\u00e1tery<\/li>\n<li>Tekut\u00e9 n\u00e1terov\u00e9 farby<\/li>\n<li>An\u00f3dovanie<\/li>\n<li>Tepeln\u00e9 spracovanie<\/li>\n<li>Stroje a zariadenia na spracovanie za studena<\/li>\n<li>V prvom rade valcovanie<\/li>\n<\/ul>\n<p>Hlin\u00edkov\u00fd povrch sa m\u00f4\u017ee \u010falej zv\u00e4\u010d\u0161i\u0165 prirodzenou tvorbou oxidovej vrstvy. Vrstva m\u00f4\u017ee by\u0165 hrub\u0161ia pri anodizovan\u00ed produktu.<\/p>\n<h2><strong>Aplik\u00e1cie odlievania hlin\u00edka<\/strong><\/h2>\n<p>V\u010faka rozmanitosti zliatin m\u00e1 tlakov\u00e9 liatie hlin\u00edka \u0161irok\u00e9 vyu\u017eitie. Medzi aplik\u00e1cie patria:<\/p>\n<ul>\n<li>Pou\u017e\u00edva sa pri zlep\u0161ovan\u00ed palivovej \u00fa\u010dinnosti automobilov zni\u017eovan\u00edm hmotnosti motorov a panelov karos\u00e9rie.<\/li>\n<li>Odliatky z odliatkov poskytuj\u00fa RFI\/EMI trvanlivos\u0165, tienenie a tuhos\u0165 v ru\u010dnom n\u00e1rad\u00ed<\/li>\n<li>Die liaty hlin\u00edk je ide\u00e1lny pre elektronick\u00e9 puzdro a konektory v\u010faka svojim vynikaj\u00facim \u0161t\u00edtov\u00fdm vlastnostiam a elektrick\u00e9mu v\u00fdkonu<\/li>\n<li>Pou\u017e\u00edva sa v infra\u0161trukt\u00fare a sie\u0165ov\u00fdch zariadeniach v odvetv\u00ed v\u00fdpo\u010dtovej techniky a telekomunik\u00e1ci\u00ed<\/li>\n<li>Pou\u017e\u00edva sa v leteckom priemysle na v\u00fdrobu r\u00f4znych \u010dast\u00ed lietadla<\/li>\n<\/ul>\n<p>V z\u00e1vislosti na priemysle, vybra\u0165 zliatinu s vlastnos\u0165ami, ktor\u00e9 najlep\u0161ie vyhovuje, \u017ee.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Odlievanie hlin\u00edka je proces v\u00fdroby kvalitn\u00fdch dielov s pr\u00edsnymi toleranciami, pri ktorom sa roztaven\u00fd hlin\u00edk nalieva do presne navrhnutej a skon\u0161truovanej formy, modelu alebo kokily. Pri procese sa pou\u017e\u00edvaj\u00fa r\u00f4zne hlin\u00edkov\u00e9 zliatiny. Je to efekt\u00edvna vo\u013eba, ak potrebujete vyr\u00e1ba\u0165 zlo\u017eit\u00e9, komplexn\u00e9 a detailn\u00e9 diely s presnos\u0165ou zodpovedaj\u00facou p\u00f4vodn\u00e9mu n\u00e1vrhu. Odliatky sa vyberaj\u00fa bezprostredne po odliat\u00ed. 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