{"id":17841,"date":"2024-08-26T15:55:29","date_gmt":"2024-08-26T07:55:29","guid":{"rendered":"https:\/\/moldiecasting.com\/?p=17841"},"modified":"2026-10-08T21:04:57","modified_gmt":"2026-10-08T13:04:57","slug":"magnesium-vs-aluminum","status":"publish","type":"post","link":"https:\/\/moldiecasting.com\/sk\/blog\/magnesium-vs-aluminum\/","title":{"rendered":"Hor\u010d\u00edk a hlin\u00edk: rozdielne pou\u017eitie pri tlakovom liat\u00ed"},"content":{"rendered":"

Spomedzi r\u00f4znych materi\u00e1lov pou\u017e\u00edvan\u00fdch pri tlakovom liat\u00ed vynikaj\u00fa hor\u010d\u00edk a hlin\u00edk svojimi jedine\u010dn\u00fdmi vlastnos\u0165ami a v\u00fdhodami. Oba kovy pon\u00fakaj\u00fa odli\u0161n\u00e9 prednosti vhodn\u00e9 pre r\u00f4zne aplik\u00e1cie v mnoh\u00fdch odvetviach.<\/p>\n

Tento \u010dl\u00e1nok sk\u00fama hlavn\u00e9 rozdiely medzi hor\u010d\u00edkom a hlin\u00edkom v kontexte tlakov\u00e9ho liatia a porovn\u00e1va ich mechanick\u00e9 vlastnosti, hmotnos\u0165, n\u00e1klady a konkr\u00e9tne pou\u017eitie.<\/p>\n

Ke\u010f v\u00fdrobcovia poznaj\u00fa prednosti aj obmedzenia oboch materi\u00e1lov, m\u00f4\u017eu sa informovane rozhodova\u0165, optimalizova\u0165 v\u00fdkon, zni\u017eova\u0165 n\u00e1klady a zlep\u0161ova\u0165 n\u00e1vrh v\u00fdrobkov vo svojich odboroch.<\/p>\n

D\u00f4le\u017eitos\u0165 v\u00fdberu materi\u00e1lu pri tlakovom liat\u00ed<\/strong><\/h2>\n

\"Detail<\/strong><\/p>\n

Pri v\u00fdbere materi\u00e1lov na tlakov\u00e9 liatie treba zv\u00e1\u017ei\u0165 nieko\u013eko faktorov. Spr\u00e1vny materi\u00e1l m\u00f4\u017ee ovplyvni\u0165 kvalitu, n\u00e1klady aj v\u00fdkon projektu.<\/p>\n

Pri tlakovom liat\u00ed by ste mali vo v\u0161eobecnosti zv\u00e1\u017ei\u0165 \u0161tyri h\u013eadisk\u00e1: hustotu, obrobite\u013enos\u0165, stabilitu a pevnos\u0165.<\/p>\n

Hustota<\/strong><\/h3>\n

Hustota je pri tlakovom liat\u00ed z\u00e1sadn\u00e1, preto\u017ee priamo ovplyv\u0148uje hmotnos\u0165 hotov\u00e9ho v\u00fdrobku. To je d\u00f4le\u017eit\u00e9 najm\u00e4 v automobilovom a leteckom priemysle, kde je zn\u00ed\u017eenie hmotnosti prioritou: materi\u00e1ly s ni\u017e\u0161ou hustotou m\u00f4\u017eu zn\u00ed\u017ei\u0165 spotrebu paliva a zlep\u0161i\u0165 v\u00fdkon v r\u00f4znych aplik\u00e1ci\u00e1ch.<\/p>\n

Obrobite\u013enos\u0165<\/strong><\/h3>\n

Obrobite\u013enos\u0165 ovplyv\u0148uje n\u00e1ro\u010dnos\u0165 a n\u00e1klady n\u00e1sledn\u00fdch oper\u00e1ci\u00ed, ako s\u00fa v\u0155tanie, fr\u00e9zovanie alebo rezanie z\u00e1vitov. Lep\u0161ia obrobite\u013enos\u0165 m\u00f4\u017ee skr\u00e1ti\u0165 v\u00fdrobn\u00fd \u010das a zn\u00ed\u017ei\u0165 opotrebovanie n\u00e1strojov, \u010d\u00edm sa zni\u017euj\u00fa v\u00fdrobn\u00e9 n\u00e1klady.<\/p>\n

Stabilita a pevnos\u0165<\/strong><\/h3>\n

Stabilita a pevnos\u0165 s\u00fa d\u00f4le\u017eit\u00e9, preto\u017ee ur\u010duj\u00fa mechanick\u00e9 vlastnosti a v\u00fdkon hotov\u00e9ho v\u00fdrobku. Ovplyv\u0148uj\u00fa tie\u017e jeho trvanlivos\u0165, spo\u013eahlivos\u0165 a vhodnos\u0165 na konkr\u00e9tne pou\u017eitie.<\/p>\n

\u010co je hor\u010d\u00edk?<\/strong><\/h2>\n

\"Zhluk<\/strong><\/p>\n

Hor\u010d\u00edk<\/strong>\u00a0je naj\u013eah\u0161\u00ed kon\u0161truk\u010dn\u00fd kov a \u010dasto sa pou\u017e\u00edva tam, kde je z\u00e1sadn\u00e9 zn\u00ed\u017eenie hmotnosti. Jeho hustota je pribli\u017ene 1,74 g\/cm\u00b3.<\/p>\n

Vlastnosti zliatin hor\u010d\u00edka<\/strong><\/h3>\n

Zliatiny hor\u010d\u00edka s\u00fa zn\u00e1me n\u00edzkou hmotnos\u0165ou a vysok\u00fdm pomerom pevnosti k hmotnosti. S\u00fa pribli\u017ene o tretinu \u013eah\u0161ie ne\u017e zliatiny hlin\u00edka.<\/p>\n

Zliatiny hor\u010d\u00edka dobre ved\u00fa teplo. Ich teplota tavenia je pribli\u017ene 650 \u00b0C (1\u00a0202 \u00b0F), \u010do je menej ne\u017e pri hlin\u00edku. V\u010faka tomu sa hodia na niektor\u00e9 tepeln\u00e9 aplik\u00e1cie.<\/p>\n

Pokia\u013e ide o odolnos\u0165 proti kor\u00f3zii<\/strong>, zliatiny hor\u010d\u00edka sa \u010dasto pova\u017euj\u00fa za menej odoln\u00e9 ne\u017e zliatiny hlin\u00edka. Koroduj\u00fa \u013eah\u0161ie, najm\u00e4 v slanom alebo vlhkom prostred\u00ed. Na ochranu hor\u010d\u00edkov\u00fdch s\u00fa\u010diastok sa preto zvy\u010dajne pou\u017e\u00edvaj\u00fa ochrann\u00e9 povlaky.<\/p>\n

\u010co je hlin\u00edk?<\/strong><\/h2>\n

\"Detail<\/strong><\/p>\n

Hlin\u00edk <\/strong>je \u013eahk\u00fd kov s hustotou pribli\u017ene 2,7 g\/cm\u00b3. Hoci nie je tak\u00fd \u013eahk\u00fd ako hor\u010d\u00edk, st\u00e1le je v\u00fdrazne \u013eah\u0161\u00ed ne\u017e mnoh\u00e9 kovy, napr\u00edklad oce\u013e.<\/p>\n

Vlastnosti zliatin hlin\u00edka<\/strong><\/h3>\n

Zliatiny hlin\u00edka s\u00fa zn\u00e1me v\u00fdbornou rovnov\u00e1hou medzi pevnos\u0165ou, n\u00edzkou hmotnos\u0165ou a odolnos\u0165ou proti kor\u00f3zii. Ich teplota tavenia je 660 \u00b0C (1\u00a0220 \u00b0F), v\u010faka \u010domu sa hodia na r\u00f4zne pou\u017eitie. \u0160iroko sa uplat\u0148uj\u00fa v leteckom a automobilovom priemysle aj v stavebn\u00edctve.<\/p>\n

Zliatiny hlin\u00edka maj\u00fa aj vysok\u00fa elektrick\u00fa vodivos\u0165, \u010do ich predur\u010duje na elektrotechnick\u00e9 aplik\u00e1cie. Dobre ved\u00fa aj teplo, preto sa \u010dasto pou\u017e\u00edvaj\u00fa v chladi\u010doch a \u010fal\u0161\u00edch chladiacich syst\u00e9moch.<\/p>\n

Hustota zliatin hlin\u00edka je vy\u0161\u0161ia ne\u017e pri zliatin\u00e1ch hor\u010d\u00edka, st\u00e1le je v\u0161ak n\u00edzka. V\u010faka tomu sa hlin\u00edk \u013eahko tvaruje a sprac\u00fava bez v\u00fdrazn\u00e9ho zv\u00fd\u0161enia hmotnosti. T\u00e1to vyv\u00e1\u017een\u00e1 kombin\u00e1cia vlastnost\u00ed rob\u00ed zo zliatin hlin\u00edka ob\u013e\u00faben\u00fa vo\u013ebu v mnoh\u00fdch oblastiach.<\/p>\n

Hor\u010d\u00edk alebo hlin\u00edk: ako si vybra\u0165?<\/strong><\/h2>\n

\"Prvky<\/strong><\/p>\n

Nasleduj\u00faca tabu\u013eka umo\u017e\u0148uje porovna\u0165 tieto dva kovy:<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Vlastnos\u0165<\/strong><\/td>\nHor\u010d\u00edk<\/strong><\/td>\nHlin\u00edk<\/strong><\/td>\n<\/tr>\n
Hustota<\/strong><\/td>\n\u013dah\u0161\u00ed (1,74 g\/cm\u00b3) \u2013 pribli\u017ene o 33 % \u013eah\u0161\u00ed ne\u017e hlin\u00edk<\/td>\n\u0164a\u017e\u0161\u00ed (2,70 g\/cm\u00b3) \u2013 pribli\u017ene o tretinu \u0165a\u017e\u0161\u00ed ne\u017e hor\u010d\u00edk<\/td>\n<\/tr>\n
Pevnos\u0165<\/strong><\/td>\nDobr\u00fd pomer pevnosti k hmotnosti, ale ni\u017e\u0161ia pevnos\u0165 v \u0165ahu<\/td>\nVy\u0161\u0161ia pevnos\u0165 v \u0165ahu a lep\u0161ia stabilita pri nam\u00e1han\u00ed<\/td>\n<\/tr>\n
Obrobite\u013enos\u0165<\/strong><\/td>\n\u013dah\u0161ie sa obr\u00e1ba a vy\u017eaduje men\u0161\u00ed rezn\u00fd tlak<\/td>\nDobr\u00e1 obrobite\u013enos\u0165, ale spravidla si vy\u017eaduje viac \u00fasilia ne\u017e hor\u010d\u00edk<\/td>\n<\/tr>\n
Povrchov\u00e1 \u00faprava<\/strong><\/td>\nVynikaj\u00faci povrch, hlad\u0161\u00ed ne\u017e pri hlin\u00edku<\/td>\nDobr\u00fd povrch, ktor\u00fd v\u0161ak m\u00f4\u017ee vy\u017eadova\u0165 dodato\u010dn\u00e9 spracovanie<\/td>\n<\/tr>\n
N\u00e1klady<\/strong><\/td>\nDrah\u0161\u00ed pre vy\u0161\u0161ie n\u00e1klady na surovinu a spracovanie<\/td>\nVo v\u0161eobecnosti lacnej\u0161\u00ed a s ni\u017e\u0161\u00edmi v\u00fdrobn\u00fdmi n\u00e1kladmi<\/td>\n<\/tr>\n
Proces odlievania<\/strong><\/td>\nZvy\u010dajne sa pou\u017e\u00edva tlakov\u00e9 liatie v teplej komore<\/td>\nZvy\u010dajne sa pou\u017e\u00edva tlakov\u00e9 liatie v studenej komore<\/td>\n<\/tr>\n
Odolnos\u0165 proti kor\u00f3zii<\/strong><\/td>\nN\u00edzka odolnos\u0165 proti kor\u00f3zii; na ochranu s\u00fa potrebn\u00e9 povlaky<\/td>\nVynikaj\u00faca odolnos\u0165 proti kor\u00f3zii<\/td>\n<\/tr>\n
Tepeln\u00e1 vodivos\u0165<\/strong><\/td>\nLep\u0161ia tepeln\u00e1 vodivos\u0165<\/td>\nDobr\u00e1 tepeln\u00e1 vodivos\u0165, ale ni\u017e\u0161ia ne\u017e pri hor\u010d\u00edku<\/td>\n<\/tr>\n
\u010cas v\u00fdrobn\u00e9ho cyklu<\/strong><\/td>\nKrat\u0161ie cykly odlievania v\u010faka r\u00fdchlej\u0161iemu tuhnutiu<\/td>\nDlh\u0161ie cykly odlievania v porovnan\u00ed s hor\u010d\u00edkom<\/td>\n<\/tr>\n
Rozmerov\u00e1 presnos\u0165<\/strong><\/td>\nVysok\u00e1 rozmerov\u00e1 presnos\u0165 a stabilita<\/td>\nVysok\u00e1 rozmerov\u00e1 stabilita, vhodn\u00e1 pre zlo\u017eit\u00e9 tvary<\/td>\n<\/tr>\n
Reaktivita na vplyvy prostredia<\/strong><\/td>\nReakt\u00edvnej\u0161\u00ed; vy\u017eaduje ochrann\u00e9 povlaky<\/td>\nNi\u017e\u0161ia reaktivita vo\u010di vplyvom prostredia<\/td>\n<\/tr>\n
Pou\u017eitie<\/strong><\/td>\nIde\u00e1lny pre \u013eahk\u00e9 s\u00fa\u010diastky v automobilovom priemysle a elektronike<\/td>\n\u0160iroko sa pou\u017e\u00edva v r\u00f4znych odvetviach vr\u00e1tane automobilov\u00e9ho a leteck\u00e9ho priemyslu<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Ak\u00e9 s\u00fa v\u00fdhody tlakov\u00e9ho liatia hor\u010d\u00edka?<\/strong><\/h2>\n

Tlakov\u00e9 liatie hor\u010d\u00edka prin\u00e1\u0161a viacero v\u00fdhod, v\u010faka ktor\u00fdm je ob\u013e\u00faben\u00e9 v r\u00f4znych odvetviach.<\/p>\n

    \n
  • Pomer pevnosti k hmotnosti: <\/strong>Hor\u010d\u00edk vynik\u00e1 v\u00fdborn\u00fdm pomerom pevnosti k hmotnosti, \u010do je v\u00fdhodn\u00e9 v aplik\u00e1ci\u00e1ch, kde je z\u00e1sadn\u00e9 zn\u00ed\u017ei\u0165 hmotnos\u0165.<\/li>\n
  • Dobr\u00e1 zlievate\u013enos\u0165<\/strong>: Zliatiny hor\u010d\u00edka maj\u00fa vysok\u00fa tekutos\u0165, ktor\u00e1 umo\u017e\u0148uje \u013eahko odlieva\u0165 zlo\u017eit\u00e9 prvky a tenk\u00e9 steny.<\/li>\n
  • Vynikaj\u00face tieniace vlastnosti EMI\/RFI<\/strong>: Hor\u010d\u00edk dobre tieni elektromagnetick\u00e9 a r\u00e1diofrekven\u010dn\u00e9 ru\u0161enie, preto je ide\u00e1lny na elektronick\u00e9 komponenty.<\/li>\n
  • N\u00e1kladov\u00e1 efekt\u00edvnos\u0165: <\/strong>Hor\u010d\u00edk m\u00f4\u017ee by\u0165 spo\u010diatku drah\u0161\u00ed, prin\u00e1\u0161a v\u0161ak \u00faspory v in\u00fdch oblastiach. R\u00fdchlej\u0161ie cykly odlievania<\/strong>umo\u017e\u0148uj\u00fa zr\u00fdchli\u0165 v\u00fdrobu a ni\u017e\u0161ie pracovn\u00e9 teploty predl\u017euj\u00fa \u017eivotnos\u0165 formy. Dlh\u0161ia \u017eivotnos\u0165 obr\u00e1bac\u00edch n\u00e1strojov<\/strong>\u00a0a vy\u0161\u0161ia r\u00fdchlos\u0165 obr\u00e1bania tie\u017e \u010dasom prispievaj\u00fa k n\u00e1kladovej efekt\u00edvnosti.<\/li>\n
  • Vynikaj\u00face tlmenie vibr\u00e1ci\u00ed a hluku: <\/strong>Hor\u010d\u00edkov\u00e9 s\u00fa\u010diastky m\u00f4\u017eu vo v\u00fdrobkoch obmedzi\u0165 ne\u017eiaduce vibr\u00e1cie a hluk.<\/li>\n
  • Vysok\u00e1 rozmerov\u00e1 presnos\u0165 a stabilita: <\/strong>Zliatiny hor\u010d\u00edka maj\u00fa dobr\u00fa tepeln\u00fa stabilitu, tak\u017ee si dobre zachov\u00e1vaj\u00fa tvar a rozmery pri meniacich sa teplot\u00e1ch.<\/li>\n
  • Pln\u00e1 recyklovate\u013enos\u0165: <\/strong>Mo\u017eno ho opakovane pretavova\u0165 a znovu pou\u017e\u00edva\u0165 bez v\u00fdraznej straty vlastnost\u00ed.<\/li>\n<\/ul>\n

    Ak\u00e9 s\u00fa v\u00fdhody tlakov\u00e9ho liatia hlin\u00edka?<\/strong><\/h2>\n

    Tlakov\u00e9 liatie hlin\u00edka prin\u00e1\u0161a mno\u017estvo v\u00fdhod, v\u010faka ktor\u00fdm je ob\u013e\u00faben\u00e9 v r\u00f4znych odvetviach.<\/p>\n

      \n
    • Pomer pevnosti k hmotnosti: <\/strong>Hlin\u00edk m\u00e1 vynikaj\u00faci pomer pevnosti k hmotnosti. Dok\u00e1\u017ee teda zn\u00e1\u0161a\u0165 zna\u010dn\u00e9 za\u0165a\u017eenie bez v\u00fdrazn\u00e9ho zv\u00fd\u0161enia hmotnosti.<\/li>\n
    • N\u00e1kladov\u00e1 efekt\u00edvnos\u0165:<\/strong>Ni\u017e\u0161ie n\u00e1klady na materi\u00e1l<\/strong>\u00a0a efekt\u00edvne v\u00fdrobn\u00e9 procesy<\/strong>\u00a0pom\u00e1haj\u00fa zni\u017eova\u0165 n\u00e1klady. Hlin\u00edkov\u00e9 s\u00fa\u010diastky navy\u0161e \u010dasto potrebuj\u00fa menej dokon\u010dovac\u00edch oper\u00e1ci\u00ed, \u010d\u00edm sa \u010falej skracuje v\u00fdroba a zni\u017euj\u00fa v\u00fddavky.<\/li>\n
    • Odolnos\u0165 proti kor\u00f3zii: <\/strong>Hlin\u00edk prirodzene vytv\u00e1ra ochrann\u00fa oxidov\u00fa vrstvu, ktor\u00e1 br\u00e1ni kor\u00f3zii. Je to u\u017eito\u010dn\u00e9 najm\u00e4 vo vlhkom a chemicky n\u00e1ro\u010dnom prostred\u00ed a predl\u017euje \u017eivotnos\u0165 odliatkov z tlakov\u00e9ho liatia.<\/li>\n
    • Tepeln\u00e1 vodivos\u0165: <\/strong>Hlin\u00edk dobre vedie teplo a \u00fa\u010dinne ho odv\u00e1dza. Preto je vhodn\u00fd na chladi\u010de, kryty elektroniky a \u010fal\u0161ie aplik\u00e1cie, v ktor\u00fdch je d\u00f4le\u017eit\u00fd odvod tepla.<\/li>\n<\/ul>\n

      Pou\u017eitie hlin\u00edkov\u00fdch a hor\u010d\u00edkov\u00fdch odliatkov z tlakov\u00e9ho liatia<\/strong><\/h2>\n

      \"Vstrekovacia<\/strong><\/p>\n

      Hor\u010d\u00edk aj hlin\u00edk sa v\u010faka svojim jedine\u010dn\u00fdm vlastnostiam \u0161iroko pou\u017e\u00edvaj\u00fa v leteckom a automobilovom priemysle, elektronike a stavebn\u00edctve.<\/p>\n

      Pou\u017eitie v leteckom a automobilovom priemysle<\/strong><\/h3>\n

      Hlin\u00edk<\/strong>\u00a0sa \u0161iroko pou\u017e\u00edva na v\u00fdrobu kon\u0161trukci\u00ed lietadiel.<\/p>\n

        \n
      1. S\u00fa\u010dasti lietadiel<\/strong>: nosn\u00edky kr\u00eddel, r\u00e1my trupu a \u010dasti podvozka.<\/li>\n
      2. \u010casti motorov:<\/strong>kryty turb\u00edn a teles\u00e1 kompresorov.<\/li>\n
      3. S\u00fa\u010dasti satelitov:<\/strong>kon\u0161truk\u010dn\u00e9 r\u00e1my a kryty.<\/li>\n
      4. \u010casti rakiet:<\/strong>palivov\u00e9 n\u00e1dr\u017ee a komponenty motorov.<\/li>\n<\/ol>\n

        Hor\u010d\u00edk<\/strong>m\u00e1 na druhej strane v\u010faka svojej n\u00edzkej hmotnosti v\u00fdznamn\u00e9 vyu\u017eitie v letectve.<\/p>\n

          \n
        1. S\u00fa\u010dasti lietadiel<\/strong><\/li>\n
        2. S\u00fa\u010dasti satelitov<\/strong><\/li>\n
        3. \u010casti rakiet<\/strong><\/li>\n<\/ol>\n

          V automobilovom<\/strong>\u00a0priemysle sa hlin\u00edk<\/strong>\u00a0v\u010faka svojej trvanlivosti a obrobite\u013enosti pou\u017e\u00edva na karos\u00e1rske panely a komponenty motorov.<\/p>\n

            \n
          1. \u010casti motorov<\/strong>: hlavy valcov, bloky motora a skrine prevodoviek.<\/li>\n
          2. Kon\u0161truk\u010dn\u00e9 s\u00fa\u010diastky:<\/strong>\u010dasti podvozka a zavesenia kolies.<\/li>\n
          3. \u010casti karos\u00e9rie:<\/strong>r\u00e1my dver\u00ed, r\u00e1fiky kolies a v\u00fdstuhy n\u00e1razn\u00edkov.<\/li>\n
          4. S\u00fa\u010dasti interi\u00e9ru:<\/strong>volanty, r\u00e1my sedadiel a kon\u0161trukcie pr\u00edstrojov\u00fdch panelov.<\/li>\n<\/ol>\n

            Hor\u010d\u00edk<\/strong>sa s\u00edce pou\u017e\u00edva menej \u010dasto, no v\u010faka n\u00edzkej hmotnosti a schopnosti zni\u017eova\u0165 celkov\u00fa hmotnos\u0165 vozidla si z\u00edskava ob\u013eubu pri kon\u0161truk\u010dn\u00fdch aplik\u00e1ci\u00e1ch.<\/p>\n

            Hor\u010d\u00edkov\u00e9 odliatky z tlakov\u00e9ho liatia<\/strong>\u00a0sa v automobilovom priemysle be\u017ene pou\u017e\u00edvaj\u00fa napr\u00edklad na:<\/p>\n

              \n
            1. Bloky motora:<\/strong>Hor\u010d\u00edkov\u00e9 bloky motora m\u00f4\u017eu by\u0165 a\u017e o 50 % \u013eah\u0161ie ne\u017e tradi\u010dn\u00e9 liatinov\u00e9 bloky, \u010do zlep\u0161uje palivov\u00fa \u00fa\u010dinnos\u0165.<\/li>\n
            2. Skrine prevodoviek:<\/strong>V\u010faka n\u00edzkej hmotnosti a v\u00fdbornej tepelnej vodivosti je hor\u010d\u00edk ide\u00e1lny na skrine prevodoviek.<\/li>\n
            3. Volanty:<\/strong>Vysok\u00e1 pevnos\u0165 hor\u010d\u00edka a schopnos\u0165 tlmi\u0165 vibr\u00e1cie pom\u00e1haj\u00fa zni\u017eova\u0165 \u00fanavu vodi\u010da.<\/li>\n
            4. Kon\u0161trukcie pr\u00edstrojov\u00fdch panelov<\/strong><\/li>\n
            5. R\u00e1my sedadiel<\/strong><\/li>\n
            6. Vn\u00fatorn\u00e9 panely dver\u00ed<\/strong><\/li>\n<\/ol>\n

              Elektronika a spotrebn\u00fd tovar<\/strong><\/h3>\n

              Hlin\u00edk<\/strong>\u00a0sa pou\u017e\u00edva na v\u00fdrobu chladi\u010dov a radi\u00e1torov, ktor\u00e9 s\u00fa nevyhnutn\u00e9 na chladenie elektronick\u00fdch zariaden\u00ed. V\u010faka dobrej tepelnej vodivosti a pevnosti sa hlin\u00edkov\u00e9 s\u00fa\u010diastky \u010dasto pou\u017e\u00edvaj\u00fa napr\u00edklad v notebookoch.<\/p>\n

                \n
              1. Kryty notebookov, smartf\u00f3nov a tabletov<\/li>\n
              2. Chladi\u010de procesorov a \u010fal\u0161\u00edch elektronick\u00fdch komponentov<\/li>\n
              3. Kryty sie\u0165ov\u00fdch a telekomunika\u010dn\u00fdch zariaden\u00ed<\/li>\n
              4. R\u00e1my a \u0161asi serverov a zariaden\u00ed d\u00e1tov\u00fdch centier<\/li>\n<\/ol>\n

                Hor\u010d\u00edk <\/strong>rob\u00ed zariadenia nielen \u013eah\u0161\u00edmi, ale pom\u00e1ha aj lep\u0161ie odv\u00e1dza\u0165 teplo.<\/p>\n

                V elektronike sa hor\u010d\u00edkov\u00e9 odliatky z tlakov\u00e9ho liatia pou\u017e\u00edvaj\u00fa na:<\/p>\n

                  \n
                1. R\u00e1my notebookov:<\/strong>Hor\u010d\u00edk umo\u017e\u0148uje navrhova\u0165 ten\u0161ie a \u013eah\u0161ie notebooky.<\/li>\n
                2. R\u00e1my mobiln\u00fdch telef\u00f3nov: <\/strong>Hor\u010d\u00edk umo\u017e\u0148uje vyr\u00e1ba\u0165 ten\u0161ie smartf\u00f3ny bez straty pevnosti.<\/li>\n
                3. Telo fotoapar\u00e1tov:<\/strong>Hor\u010d\u00edk zabezpe\u010duje pevnos\u0165 a tlm\u00ed vibr\u00e1cie v krytoch fotoapar\u00e1tov.<\/li>\n
                4. Kryty elektronick\u00fdch zariaden\u00ed:<\/strong>Hor\u010d\u00edk poskytuje vynikaj\u00face tieniace vlastnosti EMI\/RFI.<\/li>\n<\/ol>\n

                  Priemyseln\u00e9 a stavebn\u00e9 aplik\u00e1cie<\/strong><\/h3>\n

                  V priemyselnom prostred\u00ed sa hlin\u00edk<\/strong>\u00a0uprednost\u0148uje pre vysok\u00fa pevnos\u0165 a odolnos\u0165 proti kor\u00f3zii, v\u010faka \u010domu je vhodn\u00fd do \u0165a\u017ek\u00fdch strojov a zariaden\u00ed. V stavebn\u00edctve sa pou\u017e\u00edva aj na kon\u0161truk\u010dn\u00e9 \u00fa\u010dely, napr\u00edklad na le\u0161enia a r\u00e1my budov.<\/p>\n

                  Hor\u010d\u00edk<\/strong>\u00a0sa v\u010faka v\u00fdbornej obrobite\u013enosti pou\u017e\u00edva v priemyseln\u00fdch aplik\u00e1ci\u00e1ch, kde je z\u00e1sadn\u00e9 zn\u00ed\u017eenie hmotnosti. V stavebn\u00edctve je v\u0161ak menej roz\u0161\u00edren\u00fd.<\/p>\n

                  V\u00fdrobn\u00e9 aspekty hlin\u00edka a hor\u010d\u00edka<\/strong><\/h2>\n

                  Obrobite\u013enos\u0165 a tvarovate\u013enos\u0165<\/strong><\/h3>\n

                  Hor\u010d\u00edk sa \u013eah\u0161ie re\u017ee a tvaruje. Pri obr\u00e1ban\u00ed vytv\u00e1ra menej tepla, tak\u017ee sa n\u00e1stroje menej opotreb\u00favaj\u00fa. Hlin\u00edk, najm\u00e4 zliatina 6061, m\u00e1 tie\u017e dobr\u00fa obrobite\u013enos\u0165, no pre vy\u0161\u0161iu hustotu m\u00f4\u017ee vy\u017eadova\u0165 robustnej\u0161ie zariadenie.<\/p>\n

                  Zliatiny hlin\u00edka s\u00fa pre tv\u00e1rnenie, napr\u00edklad oh\u00fdbanie a lisovanie, \u010dasto vhodnej\u0161ie v\u010faka vy\u0161\u0161ej \u0165a\u017enosti. Hor\u010d\u00edk m\u00f4\u017ee by\u0165 krehkej\u0161\u00ed a pri t\u00fdchto procesoch n\u00e1chylnej\u0161\u00ed na praskanie.<\/p>\n

                  Zv\u00e1ranie a sp\u00e1janie<\/strong><\/h3>\n

                  Pri zv\u00e1ran\u00ed s\u00fa zliatiny hlin\u00edka, napr\u00edklad 6061, tolerantnej\u0161ie. Mo\u017eno pou\u017ei\u0165 be\u017en\u00e9 met\u00f3dy ako TIG a MIG. Pri hlin\u00edku treba predch\u00e1dza\u0165 probl\u00e9mom, napr\u00edklad p\u00f3rovitosti, vo v\u0161eobecnosti sa v\u0161ak zv\u00e1ra \u013eah\u0161ie ne\u017e hor\u010d\u00edk.<\/p>\n

                  Hor\u010d\u00edk m\u00e1 naopak \u0161pecifick\u00e9 po\u017eiadavky. V pr\u00e1\u0161kovej forme alebo ako tenk\u00e9 triesky je vysoko hor\u013eav\u00fd. Vy\u017eaduje si \u0161pecializovan\u00e9 zv\u00e1racie postupy a bezpe\u010dnostn\u00e9 opatrenia. Inertn\u00e9 plyny m\u00f4\u017eu zabr\u00e1ni\u0165 vznieteniu, cel\u00fd proces je v\u0161ak zlo\u017eitej\u0161\u00ed a n\u00e1kladnej\u0161\u00ed.<\/p>\n

                  \u010casto kladen\u00e9 ot\u00e1zky<\/strong><\/h2>\n

                  Je medzi hor\u010d\u00edkom a hlin\u00edkom v\u00fdznamn\u00fd cenov\u00fd rozdiel?<\/strong><\/h3>\n

                  \u00c1no, rozdiel v cene existuje. Hlin\u00edk je vo v\u0161eobecnosti dostupnej\u0161\u00ed a cenovo v\u00fdhodnej\u0161\u00ed ne\u017e hor\u010d\u00edk. Vy\u0161\u0161iu cenu hor\u010d\u00edka sp\u00f4sobuje zlo\u017eit\u00fd proces jeho z\u00edskavania a rafin\u00e1cie. V z\u00e1vislosti od rozpo\u010dtu a po\u017eiadaviek m\u00f4\u017ee by\u0165 tento rozdiel d\u00f4le\u017eit\u00fdm faktorom.<\/p>\n

                  M\u00f4\u017eete vysvetli\u0165 v\u00fdhody hor\u010d\u00edka oproti hlin\u00edku pri deodorantoch?<\/strong><\/h3>\n

                  Deodoranty na b\u00e1ze hor\u010d\u00edka sa vo v\u0161eobecnosti pova\u017euj\u00fa za \u0161etrnej\u0161ie k poko\u017eke a menej \u010dasto sp\u00f4sobuj\u00fa podr\u00e1\u017edenie ne\u017e deodoranty na b\u00e1ze hlin\u00edka. Hor\u010d\u00edk neutralizuje z\u00e1pach bez upch\u00e1vania p\u00f3rov, zatia\u013e \u010do zl\u00fa\u010deniny hlin\u00edka do\u010dasne blokuj\u00fa potn\u00e9 \u017e\u013eazy. Preto m\u00f4\u017eu by\u0165 hor\u010d\u00edkov\u00e9 deodoranty vhodnej\u0161ie pre \u013eud\u00ed s citlivou poko\u017ekou alebo pre t\u00fdch, ktor\u00ed h\u013eadaj\u00fa pr\u00edrodn\u00fa alternat\u00edvu.<\/p>\n","protected":false},"excerpt":{"rendered":"

                  Spomedzi r\u00f4znych materi\u00e1lov pou\u017e\u00edvan\u00fdch pri tlakovom liat\u00ed vynikaj\u00fa hor\u010d\u00edk a hlin\u00edk svojimi jedine\u010dn\u00fdmi vlastnos\u0165ami a v\u00fdhodami. Oba kovy pon\u00fakaj\u00fa odli\u0161n\u00e9 prednosti vhodn\u00e9 pre r\u00f4zne aplik\u00e1cie v mnoh\u00fdch odvetviach. Tento \u010dl\u00e1nok sk\u00fama hlavn\u00e9 rozdiely medzi hor\u010d\u00edkom a hlin\u00edkom v kontexte tlakov\u00e9ho liatia a porovn\u00e1va ich mechanick\u00e9 vlastnosti, hmotnos\u0165, n\u00e1klady a konkr\u00e9tne pou\u017eitie. Ke\u010f v\u00fdrobcovia poznaj\u00fa prednosti […]<\/p>\n","protected":false},"author":1,"featured_media":19601,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_titles_title":"Hor\u010d\u00edk a hlin\u00edk: pou\u017eitie pri tlakovom liat\u00ed","_seopress_titles_desc":"Presk\u00famajte hlavn\u00e9 rozdiely medzi hor\u010d\u00edkom a hlin\u00edkom pri tlakovom liat\u00ed. Zistite, pre\u010do hor\u010d\u00edk pon\u00faka vysok\u00fd v\u00fdkon a v\u00fdhody pre r\u00f4zne aplik\u00e1cie.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"none","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"iawp_total_views":2576,"footnotes":""},"categories":[189],"tags":[],"class_list":["post-17841","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/moldiecasting.com\/sk\/wp-json\/wp\/v2\/posts\/17841","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/moldiecasting.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/moldiecasting.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/moldiecasting.com\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/moldiecasting.com\/sk\/wp-json\/wp\/v2\/comments?post=17841"}],"version-history":[{"count":1,"href":"https:\/\/moldiecasting.com\/sk\/wp-json\/wp\/v2\/posts\/17841\/revisions"}],"predecessor-version":[{"id":20101,"href":"https:\/\/moldiecasting.com\/sk\/wp-json\/wp\/v2\/posts\/17841\/revisions\/20101"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/moldiecasting.com\/sk\/wp-json\/wp\/v2\/media\/19601"}],"wp:attachment":[{"href":"https:\/\/moldiecasting.com\/sk\/wp-json\/wp\/v2\/media?parent=17841"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/moldiecasting.com\/sk\/wp-json\/wp\/v2\/categories?post=17841"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/moldiecasting.com\/sk\/wp-json\/wp\/v2\/tags?post=17841"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}