{"id":3932,"date":"2024-03-18T06:10:14","date_gmt":"2024-03-18T06:10:14","guid":{"rendered":"https:\/\/3dp.45612300.xyz\/product\/cucrzr-powder\/"},"modified":"2024-03-18T06:10:14","modified_gmt":"2024-03-18T06:10:14","slug":"cucrzr-powder","status":"publish","type":"product","link":"https:\/\/3dpmetal.com\/cs\/product\/cucrzr-powder\/","title":{"rendered":"CuCrZr pr\u00e1\u0161ek"},"content":{"rendered":"

<\/p>\n

P\u0159ehled pr\u00e1\u0161ku CuCrZr<\/h2>\n

Pr\u00e1\u0161ek CuCrZr je slitinov\u00fd pr\u00e1\u0161ek slo\u017een\u00fd z m\u011bdi (Cu), chromu (Cr) a zirkonu (Zr). Nab\u00edz\u00ed jedine\u010dnou kombinaci vlastnost\u00ed, kter\u00e1 jej \u010din\u00ed vhodn\u00fdm pro vysoce v\u00fdkonn\u00e9 aplikace vy\u017eaduj\u00edc\u00ed vysokou pevnost, dobrou vodivost a odolnost v\u016f\u010di zm\u011bk\u010dov\u00e1n\u00ed p\u0159i zv\u00fd\u0161en\u00fdch teplot\u00e1ch.<\/p>\n

Slo\u017een\u00ed CuCrZr pr\u00e1\u0161ku<\/h2>\n

CuCrZr je slitina vytvrzuj\u00edc\u00ed vylu\u010dov\u00e1n\u00edm, co\u017e znamen\u00e1, \u017ee jej\u00ed vysok\u00e1 pevnost poch\u00e1z\u00ed z kohezn\u00edch sra\u017eenin vznikaj\u00edc\u00edch v kovov\u00e9 matrix. Slo\u017een\u00ed hraje kl\u00ed\u010dovou roli v dosa\u017een\u00ed optim\u00e1ln\u00ed odezvy vytvrzov\u00e1n\u00ed vylu\u010dov\u00e1n\u00edm. Zde jsou typick\u00e9 rozsahy slo\u017een\u00ed:<\/p>\n\n\n\n\n\n\n\n
Element<\/th>\nRozsah slo\u017een\u00ed<\/th>\n<\/tr>\n<\/thead>\n
M\u011b\u010f (Cu)<\/td>\nZbytek<\/td>\n<\/tr>\n
Chrom (Cr)<\/td>\n0,5\u20131,2 hm. %<\/td>\n<\/tr>\n
Zirkon (Zr)<\/td>\n0,03 \u2013 0,3 hm.%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \n
  • M\u011b\u010f tvo\u0159\u00ed matrici a zaji\u0161\u0165uje tepelnou a elektrickou vodivost.<\/li>\n
  • Chrom p\u0159isp\u00edv\u00e1 k zes\u00edlen\u00ed tuh\u00e9ho roztoku a tvo\u0159\u00ed sra\u017eeniny, kter\u00e9 br\u00e1n\u00ed pohybu dislokac\u00ed.<\/li>\n
  • Zirkonium tvo\u0159\u00ed soudr\u017en\u00e9 sr\u00e1\u017eky s precipitac\u00ed umo\u017e\u0148uj\u00edc\u00ed m\u011bd\u00ed kalen\u00ed.<\/li>\n<\/ul>\n

    Obsah chromu a zirkonia je optimalizov\u00e1n pro maximalizaci pevnosti prost\u0159ednictv\u00edm vytvrzov\u00e1n\u00ed sr\u00e1\u017ekami, zat\u00edmco st\u00e1le si zachov\u00e1v\u00e1 dobrou vodivost.<\/p>\n

    Vlastnosti CuCrZr Pr\u00e1\u0161ku<\/h2>\n

    Pr\u00e1\u0161ek CuCrZr d\u00edky precipita\u010dn\u011b zpevn\u011bn\u00e9 povaze vykazuje v\u00fdjime\u010dnou kombinaci pevnosti, vodivosti a tepeln\u00e9 odolnosti. Zde uv\u00e1d\u00edme n\u011bkolik nejd\u016fle\u017eit\u011bj\u0161\u00edch vlastnost\u00ed:<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
    Nemovitost<\/th>\nHodnota<\/th>\n<\/tr>\n<\/thead>\n
    Hustota<\/td>\n8,8 g\/cm3<\/td>\n<\/tr>\n
    Elektrick\u00e1 vodivost<\/td>\n22 – 48 % IACS<\/td>\n<\/tr>\n
    Tepeln\u00e1 vodivost<\/td>\n200\u2013300 W\/m-K<\/td>\n<\/tr>\n
    Teplota t\u00e1n\u00ed<\/td>\n1065\u00a1\u00abC<\/td>\n<\/tr>\n
    Sou\u010dinitel tepeln\u00e9 rozta\u017enosti<\/td>\n16,5 x 10^-6 ?\/\u00a1\u00abC<\/td>\n<\/tr>\n
    Modul pru\u017enosti<\/td>\n124 GPa<\/td>\n<\/tr>\n
    Mez kluzu<\/td>\n350\u2013650\u00a0MPa<\/td>\n<\/tr>\n
    Prodlou\u017een\u00ed<\/td>\n8-15%<\/td>\n<\/tr>\n
    Oxida\u010dn\u00ed odolnost<\/td>\nDobr\u00fd do 900\u00b0C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      \n
    • M\u00e1?vysok\u00e1 pevnost<\/strong>poch\u00e1zej\u00edc\u00ed z precipita\u010dn\u00edho vytvrzov\u00e1n\u00ed a p\u0159esto si uchov\u00e1vaj\u00edc\u00ed st\u0159edn\u00ed vodivost. Pevnost lze p\u0159izp\u016fsobit prost\u0159ednictv\u00edm tepeln\u00e9ho zpracov\u00e1n\u00ed.<\/li>\n
    • V\u00fdborn\u00e1 vodivost<\/strong>v porovn\u00e1n\u00ed s vytvrzen\u00fdmi nerezov\u00fdmi ocelemi kv\u016fli vy\u0161\u0161\u00edmu obsahu m\u011bdi v matrici.<\/li>\n
    • Dobr\u00e1 odolnost v\u016f\u010di teplu<\/strong>s pevnost\u00ed a retenc\u00ed vodivosti a\u017e do 400-500 \u00b0 C. M\u00e9n\u011b n\u00e1chyln\u00e9 ke zm\u011bk\u010den\u00ed ve srovn\u00e1n\u00ed s jin\u00fdmi slitinami Cu.<\/li>\n
    • Odoln\u00fd proti oxidaci a korozi<\/strong>?d\u00edky vytvo\u0159en\u00ed ochrann\u00e9 Cr2O3 oxidick\u00e9 vrstvy.<\/li>\n<\/ul>\n

      Tento jedine\u010dn\u00fd profil vlastnost\u00ed \u010din\u00ed CuCrZr vhodn\u00fdm pro aplikace, jako jsou odporov\u00e9 sva\u0159ovac\u00ed elektrody, komponenty \u0159\u00edzen\u00ed tepla a pru\u017einy pro vysok\u00e9 teploty.<\/p>\n

      Aplikace a vyu\u017eit\u00ed pr\u00e1\u0161ku CuCrZr<\/h2>\n

      Vyv\u00e1\u017een\u00e9 vlastnosti pr\u00e1\u0161ku CuCrZr ho \u010din\u00ed vhodn\u00fdm pro n\u00e1sleduj\u00edc\u00ed aplikace:<\/p>\n\n\n\n\n\n\n\n\n\n
      Aplikace<\/th>\nD\u016fvod pou\u017eit\u00ed<\/th>\n<\/tr>\n<\/thead>\n
      Elektrody pro odporov\u00e9 sva\u0159ov\u00e1n\u00ed<\/td>\nVysok\u00e1 pevnost, dobr\u00e1 vodivost, odolnost v\u016f\u010di deformac\u00edm p\u0159i zv\u00fd\u0161en\u00fdch teplot\u00e1ch<\/td>\n<\/tr>\n
      Chladi\u010de a tepeln\u00e9 trubice<\/td>\nVysok\u00e1 tepeln\u00e1 vodivost v kombinaci s vysokou teplotn\u00ed odolnost\u00ed<\/td>\n<\/tr>\n
      Elektrick\u00e9 kontakty a konektory<\/td>\nDobr\u00e1 vodivost, vysok\u00e1 pevnost umo\u017e\u0148uj\u00ed miniaturizaci<\/td>\n<\/tr>\n
      Vysokoteplotn\u00ed prameny<\/td>\nZachov\u00e1n\u00ed pevnosti p\u0159i zv\u00fd\u0161en\u00fdch teplot\u00e1ch<\/td>\n<\/tr>\n
      Slitinov\u00e9 t\u011bsn\u011bn\u00ed skla<\/td>\nT\u011bsn\u00fd z\u00e1pas CTE s borosilik\u00e1tov\u00fdm sklem<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
        \n
      • Elektrody pro odporov\u00e9 sva\u0159ov\u00e1n\u00ed<\/strong>?- Jeho vynikaj\u00edc\u00ed vodivost vytv\u00e1\u0159\u00ed m\u00e9n\u011b tepla b\u011bhem sva\u0159ov\u00e1n\u00ed, co\u017e umo\u017e\u0148uje rychlej\u0161\u00ed sva\u0159ovac\u00ed \u010dasy. Vysok\u00e1 pevnost zabra\u0148uje h\u0159ibovit\u00e9mu tvarov\u00e1n\u00ed hrot\u016f elektrod.<\/li>\n
      • \u0158\u00edzen\u00ed tepeln\u00e9ho re\u017eimu<\/strong>?- Pou\u017e\u00edv\u00e1ny v tepeln\u00fdch v\u00fdm\u011bn\u00edc\u00edch, chladi\u010d\u00edch, tepeln\u00fdch trubic\u00edch atd., kde vysok\u00e1 tepeln\u00e1 vodivost rychle odv\u00e1d\u00ed teplo p\u0159i zachov\u00e1n\u00ed mechanick\u00e9 integrity.<\/li>\n
      • Elektrick\u00e9 kontakty<\/strong>?- D\u00edky vynikaj\u00edc\u00ed pevnosti a podobn\u00e9 vodivosti m\u016f\u017ee nahradit beryllium m\u011bd\u011bn\u00e9 kontakty v mnoha aplikac\u00edch.<\/li>\n
      • Vysokoteplotn\u00ed prameny<\/strong>?- U\u017e\u00edvan\u00e9 u pru\u017e\u00edn pracuj\u00edc\u00edch a\u017e do 500 \u00a1\u00abC bez ztr\u00e1ty \u00fanosnosti na rozd\u00edl od ocelov\u00fdch pru\u017ein.<\/li>\n
      • Sklen\u011bn\u011b-kovov\u00e9 p\u0159echody<\/strong>?- Jeho CTE se shoduje s borosilik\u00e1tov\u00fdm sklem, co\u017e umo\u017e\u0148uje pou\u017eit\u00ed lepen\u00ed skla s n\u00edzk\u00fdm pnut\u00edm.<\/li>\n<\/ul>\n

        D\u00edky precipita\u010dn\u00ed kalivosti CuCrZr je mo\u017en\u00e9 upravit pevnost podle specifick\u00fdch aplika\u010dn\u00edch po\u017eadavk\u016f pouhou zm\u011bnou parametr\u016f tepeln\u00e9ho zpracov\u00e1n\u00ed.<\/p>\n

        Specifikace pr\u00e1\u0161ku CuCrZr<\/h2>\n

        CuCrZr pr\u00e1\u0161ek je k dispozici v r\u016fzn\u00fdch velikostech, stupn\u00edch \u010distoty a m\u016f\u017ee b\u00fdt p\u0159izp\u016fsoben podle pot\u0159eb aplikace. Zde jsou n\u011bkter\u00e9 b\u011b\u017en\u00e9 specifikace:<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
        Specifikace<\/th>\nPodrobnosti<\/th>\n<\/tr>\n<\/thead>\n
        Rozsah velikost\u00ed<\/td>\n10 \u2013 150 mikron\u016f<\/td>\n<\/tr>\n
        \u010cistota<\/td>\nA\u017e do\u00a099,9\u00a0%<\/td>\n<\/tr>\n
        Obsah uhl\u00edku<\/td>\n<100 ppm<\/td>\n<\/tr>\n
        Obsah kysl\u00edku<\/td>\n< 500 ppm<\/td>\n<\/tr>\n
        Tvar \u010d\u00e1stice<\/td>\nKuli\u010dkov\u00fd, nepravideln\u00fd<\/td>\n<\/tr>\n
        Zd\u00e1nliv\u00e1 hustota<\/td>\nA\u017e 80 % teoretick\u00e9 hustoty<\/td>\n<\/tr>\n
        Pr\u016ftok<\/td>\nA\u017e 25 s\/50 g<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
          \n
        • Velikost pr\u00e1\u0161ku p\u0159\u00edmo ovliv\u0148uje hustotu a povrchov\u00e9 \u00fapravy hotov\u00fdch d\u00edl\u016f. Jemn\u011bj\u0161\u00ed pr\u00e1\u0161ek vede k vy\u0161\u0161\u00ed hustot\u011b a lep\u0161\u00ed povrchov\u00e9 \u00faprav\u011b.<\/li>\n
        • Vysok\u00e1 \u010distota sni\u017euje riziko kontaminace p\u0159i zhut\u0148ov\u00e1n\u00ed a zlep\u0161uje kone\u010dn\u00e9 vlastnosti.<\/li>\n
        • Plynov\u00fd atomizovan\u00fd pr\u00e1\u0161ek m\u00e1 hladkou sf\u00e9rickou morfologii ide\u00e1ln\u00ed pro aditivn\u00ed v\u00fdrobu. Vodou atomizovan\u00fd pr\u00e1\u0161ek m\u00e1 nepravideln\u00fd tvar vhodn\u00fd pro lisov\u00e1n\u00ed a sp\u00e9k\u00e1n\u00ed.<\/li>\n
        • Zd\u00e1nliv\u00e1 hustota ukazuje, jak pevn\u011b m\u016f\u017ee b\u00fdt pr\u00e1\u0161ek zhu\u0161t\u011bn. Vy\u0161\u0161\u00ed hustoty zlep\u0161uj\u00ed slinov\u00e1n\u00ed.<\/li>\n
        • Pr\u016ftok ovliv\u0148uje snadnou manipulaci s pr\u00e1\u0161kem a rovnom\u011brn\u00e9 pln\u011bn\u00ed lisu a peci ve lisovac\u00edm a sintrovan\u00e9m procesu.<\/li>\n<\/ul>\n

          Vlastnosti sypk\u00e9ho materi\u00e1lu lze p\u0159izp\u016fsobit, nap\u0159. rozd\u011blen\u00ed velikosti \u010d\u00e1stic, tvar, zd\u00e1nliv\u00e1 hustota atd., podle po\u017eadavk\u016f aplikace.<\/p>\n

          Metody zpev\u0148ov\u00e1n\u00ed pr\u00e1\u0161ku CuCrZr<\/h2>\n

          Pr\u00e1\u0161ek CuCrZr m\u016f\u017ee b\u00fdt pou\u017eit pro slisov\u00e1n\u00ed do pln\u011b hust\u00fdch sou\u010d\u00e1st\u00ed pomoc\u00ed metod, jako jsou:<\/p>\n\n\n\n\n\n\n\n\n\n
          Konsolida\u010dn\u00ed metoda<\/th>\nPodrobnosti<\/th>\n<\/tr>\n<\/thead>\n
          aditivn\u00ed v\u00fdroba<\/td>\nSelektivn\u00ed laserov\u00e9 taven\u00ed, Taven\u00ed pomoc\u00ed svazku elektron\u016f<\/td>\n<\/tr>\n
          Lisov\u00e1n\u00ed a sp\u00e9k\u00e1n\u00ed<\/td>\nPo n\u00e1sledn\u00e9 infiltraci nebo tepeln\u00e9m zpracov\u00e1n\u00ed<\/td>\n<\/tr>\n
          \u017d\u00e1rem assistiovan\u00e9 izostatick\u00e9 lisov\u00e1n\u00ed<\/td>\nPln\u00e1 denzifikace zapouzd\u0159en\u00e9ho pr\u00e1\u0161ku<\/td>\n<\/tr>\n
          Extruze<\/td>\nKov\u00e1n\u00ed pr\u00e1\u0161k\u016f sm\u00edchan\u00fdch s mazivy<\/td>\n<\/tr>\n
          Sinterov\u00e1n\u00ed jiskrov\u00fdm plazmatem<\/td>\nRychl\u00e9 zhu\u0161\u0165ov\u00e1n\u00ed pomoc\u00ed pulzn\u00edho proudu<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          Aditivn\u00ed metody v\u00fdroby, jako je selektivn\u00ed laserov\u00e9 taven\u00ed a taven\u00ed elektronov\u00fdm svazkem, se b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed pro p\u0159\u00edmou v\u00fdrobu slo\u017eit\u00fdch, \u010dist\u00fdch CuCrZr sou\u010d\u00e1st\u00ed s jemnou mikrostrukturou z pr\u00e1\u0161ku.<\/p>\n

          Metoda lisov\u00e1n\u00ed a sp\u00e9k\u00e1n\u00ed je \u00fasporn\u00e1 pro v\u00fdrobu ve velk\u00e9m objemu, ale zahrnuje n\u011bkolik krok\u016f. Kone\u010dn\u00e9 vlastnosti z\u00e1vis\u00ed na teplot\u011b sp\u00e9k\u00e1n\u00ed, \u010dase, atmosf\u00e9\u0159e atd.<\/p>\n

          Izostatick\u00e9 hork\u00e9 lisov\u00e1n\u00ed pou\u017e\u00edv\u00e1 vysok\u00fd tlak, kter\u00fd zaji\u0161\u0165uje pln\u00e9 hutn\u011bn\u00ed p\u0159i ni\u017e\u0161\u00edch teplot\u00e1ch. Sni\u017euje p\u00f3rovitost v aditivn\u011b vyr\u00e1b\u011bn\u00fdch d\u00edlech a prodlu\u017euje \u017eivotnost proti \u00fanav\u011b.<\/p>\n

          Extruze a vypalovac\u00ed plazmov\u00e9 sp\u00e9k\u00e1n\u00ed jsou alternuj\u00edc\u00ed metody vhodn\u00e9 pro jednodu\u0161\u0161\u00ed geometrie. Proces konsolidace ovliv\u0148uje kone\u010dnou mikrostrukturu, vlastnosti a v\u00fdkon.<\/p>\n

          Tepeln\u00e9 zpracov\u00e1n\u00ed slitiny CuCrZr<\/h2>\n

          D\u016fle\u017eit\u00fdm prvkem slitiny CuCrZr je jej\u00ed reakce na vytvrzov\u00e1n\u00ed vylu\u010dov\u00e1n\u00edm. Tepeln\u00e9 zpracov\u00e1n\u00ed rozpou\u0161t\u011bn\u00edm a st\u00e1rnut\u00edm m\u016f\u017ee dle po\u017eadavk\u016f v\u00fdrazn\u011b zm\u011bnit jej\u00ed pevnost:<\/p>\n\n\n\n\n\n\n\n
          Tepeln\u00e9 zpracov\u00e1n\u00ed<\/th>\nPodrobnosti<\/th>\n<\/tr>\n<\/thead>\n
          \u017d\u00edhac\u00ed metoda<\/td>\n850-980\u201eC, ha\u0161en\u00ed ve vod\u011b. Rozpou\u0161t\u00ed precipit\u00e1ty, zm\u011bk\u010duje slitinu<\/td>\n<\/tr>\n
          St\u00e1rnut\u00ed<\/td>\n350-500 \u00b0C po 1-4 hodin. Ovliv\u0148uje vylu\u010dov\u00e1n\u00ed a tvrdost.<\/td>\n<\/tr>\n
          Zm\u00edr\u0148uj\u00edc\u00ed stres<\/td>\n350 \u00b0C po dobu 1 hodiny. Odstran\u00ed zbytkov\u00e9 nap\u011bt\u00ed.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          \u017d\u00edh\u00e1n\u00ed roztokem rozpust\u00ed chr\u00f3m a zirk\u00f3n v tuh\u00e9m roztoku, po jeho\u017e rychl\u00e9m zakalen\u00ed vznikne p\u0159esyt\u0161en\u00fd tuh\u00fd roztok. N\u00e1sledn\u00e9 st\u00e1rnouc\u00ed o\u0161et\u0159en\u00ed vytvo\u0159\u00ed j\u00e1dra jemn\u00fdch souvisl\u00fdch precipit\u00e1t\u016f, kter\u00e9 maj\u00ed za n\u00e1sledek precipita\u010dn\u00ed kalen\u00ed.<\/p>\n

          Doba st\u00e1rnut\u00ed a teplota p\u0159\u00edmo ovliv\u0148uj\u00ed vytvrzov\u00e1n\u00ed. Ni\u017e\u0161\u00ed teplota st\u00e1rnut\u00ed a krat\u0161\u00ed doby zachov\u00e1vaj\u00ed vodivost. Vytvrzov\u00e1n\u00ed sr\u00e1\u017een\u00edm m\u016f\u017ee ve srovn\u00e1n\u00ed se stavem tuh\u00e9ho roztoku ztrojn\u00e1sobit pevnost.<\/p>\n

          Reli\u00e9f nap\u011bt\u00ed sni\u017euje zbytkov\u00e1 nap\u011bt\u00ed z p\u0159edchoz\u00edho obr\u00e1b\u011bn\u00ed za tepla nebo za studena, aby se minimalizovalo zdeformov\u00e1n\u00ed p\u0159i obr\u00e1b\u011bn\u00ed.<\/p>\n

          Porovn\u00e1n\u00ed pr\u00e1\u0161ku CuCrZr s alternativami<\/h2>\n

          CuCrZr konkuruje slitin\u00e1m jako vytvrzovan\u00e9 nerezov\u00e9 oceli, beryliov\u00e9 bronzy a niklov\u00e9 st\u0159\u00edbro:<\/p>\n\n\n\n\n\n\n\n\n\n
          Slitina<\/th>\nCuCrZr<\/th>\n17-4PH SS<\/th>\nBe-Cu<\/th>\nNikl-St\u0159\u00edbro<\/th>\n<\/tr>\n<\/thead>\n
          S\u00edla<\/td>\nV\u00fdborn\u00fd<\/td>\nV\u00fdborn\u00fd<\/td>\nF\u00e9rov\u00e1<\/td>\nDobr\u00e9<\/td>\n<\/tr>\n
          M\u011brn\u00e1 vodivost<\/td>\nDobr\u00e9<\/td>\n\u0160patn\u00e9<\/td>\nV\u00fdborn\u00fd<\/td>\nDobr\u00e9<\/td>\n<\/tr>\n
          Zpracovatelnost<\/td>\nF\u00e9rov\u00e1<\/td>\nDobr\u00e9<\/td>\nV\u00fdborn\u00fd<\/td>\nV\u00fdborn\u00fd<\/td>\n<\/tr>\n
          Schwei\u00dfbarkeit<\/td>\nF\u00e9rov\u00e1<\/td>\nF\u00e9rov\u00e1<\/td>\nV\u00fdborn\u00fd<\/td>\nDobr\u00e9<\/td>\n<\/tr>\n
          Cena<\/td>\nSt\u0159edn\u00ed<\/td>\nVysok\u00e1<\/td>\nVelmi vysok\u00fd<\/td>\nSt\u0159edn\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
            \n
          • Nerezov\u00e1 17-4PH<\/strong>M\u00e1 srovnatelnou pevnost, ale v\u00fdrazn\u011b ni\u017e\u0161\u00ed vodivost d\u00edky v\u011bt\u0161\u00edmu obsahu Cr a Ni.<\/li>\n
          • Berylliumov\u00fd bronz<\/strong>?m\u00e1 vynikaj\u00edc\u00ed vodivost, ale ni\u017e\u0161\u00ed pevnost. Drah\u00e9 a obsahuje toxiny.<\/li>\n
          • Alpaka<\/strong>?m\u00e1 dobrou pevnost, ale ni\u017e\u0161\u00ed provozn\u00ed teploty. Vynikaj\u00edc\u00ed tv\u00e1rnost.<\/li>\n
          • CuCrZr<\/strong>? nab\u00edz\u00ed nejlep\u0161\u00ed rovnov\u00e1hu s\u00edly, vodivosti, zpracovatelnosti a n\u00e1klad\u016f pro mnoh\u00e9 projekty.<\/li>\n<\/ul>\n

            Pro kombinaci pevnosti a vodivosti poskytuje CuCrZr vy\u0161\u0161\u00ed v\u00fdkonnost a ni\u017e\u0161\u00ed n\u00e1klady ve srovn\u00e1n\u00ed s precipita\u010dn\u011b tvrzen\u00fdmi nerezov\u00fdmi ocelemi nebo slitinami m\u011bdi a berylia.<\/p>\n

            Dodavatel\u00e9 pr\u00e1\u0161k\u016f CuCrZr<\/h2>\n

            Pr\u00e1\u0161ek CuCrZr dod\u00e1vaj\u00ed v\u00fdrobci pr\u00e1\u0161kov\u00fdch kov\u016f. Zde jsou n\u011bkte\u0159\u00ed hlavn\u00ed dodavatel\u00e9:<\/p>\n\n\n\n\n\n\n\n\n
            Dodavatel<\/th>\nVlastnosti pr\u00e1\u0161ku<\/th>\n<\/tr>\n<\/thead>\n
            Sandvik<\/td>\nRozsah velikosti 10-150 \u00c3 \u00d7m, Zjevn\u00e1 hustota a\u017e 65 %, Nepravideln\u00fd a sf\u00e9rick\u00fd pr\u00e1\u0161ek<\/td>\n<\/tr>\n
            Hoganas<\/td>\nVelikost \u010d\u00e1stic 45-150 \u00c3\u00d7m, Hustota a\u017e 80 %, Sf\u00e9rick\u00fd pr\u00e1\u0161ek, Vysok\u00e1 \u010distota<\/td>\n<\/tr>\n
            Pometon<\/td>\nRozsah velikost\u00ed 10\u201363 \u00c3\u00d7m, Zd\u00e1nliv\u00e1 hustota a\u017e 65 %, Sf\u00e9rick\u00fd a nepravideln\u00fd pr\u00e1\u0161ek<\/td>\n<\/tr>\n
            CNPC Pr\u00e1\u0161ek<\/td>\nVelikostn\u00ed rozsah 10-150 \u00c3\u00d7m, Zd\u00e1nliv\u00e1 hustota a\u017e 75 %, Vysok\u00e1 \u010distota<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

            R\u016fzn\u00e9 stupn\u011b pr\u00e1\u0161k\u016f jsou k dispozici optimalizovan\u00e9 pro aditivn\u00ed v\u00fdrobu, aplikace lisov\u00e1n\u00ed a sp\u00e9k\u00e1n\u00ed, nebo jsou p\u0159izp\u016fsobeny dle konkr\u00e9tn\u00edch po\u017eadavk\u016f z\u00e1kazn\u00edka.<\/p>\n

            Spolehliv\u00ed dodavatel\u00e9 maj\u00ed rozs\u00e1hlou kontrolu kvality p\u0159i v\u00fdrob\u011b pr\u00e1\u0161ku a poskytuj\u00ed zpr\u00e1vy o proveden\u00fdch zkou\u0161k\u00e1ch s d\u016fkazem o slo\u017een\u00ed \u0161ar\u017ee.<\/p>\n

            Cenov\u00e1 nab\u00eddka pr\u00e1\u0161ku CuCrZr<\/h2>\n

            Pr\u00e1\u0161kov\u00e1 speci\u00e1ln\u00ed slitina CuCrZr je dra\u017e\u0161\u00ed ne\u017e b\u011b\u017en\u00e9 pr\u00e1\u0161kov\u00e9 materi\u00e1ly. Zde je n\u011bkolik typick\u00fdch cenov\u00fdch rozsah\u016f:<\/p>\n\n\n\n\n\n\n\n
            Zrnitost<\/th>\nVelikost \u010d\u00e1stic<\/th>\nCenov\u00e9 rozp\u011bt\u00ed<\/th>\n<\/tr>\n<\/thead>\n
            CuCrZr pro AM<\/td>\n15\u201345 \u03bcm<\/td>\n100\u2013150 K\u010d\/kg<\/td>\n<\/tr>\n
            CuCrZr pro lisov\u00e1n\u00ed a sp\u00e9k\u00e1n\u00ed<\/td>\n45-150 \u00b5m<\/td>\n50\u2013100 K\u010d\/kg<\/td>\n<\/tr>\n
            Vysok\u00e1 \u010distota CuCrZr<\/td>\n10-45 \u00c3\u00d7m<\/td>\n180\u2013250 dolar\u016f za kilogram<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
              \n
            • Jemn\u00fd pr\u00e1\u0161ek o velikosti pod 45 mikron\u016f je obecn\u011b nad 100 $\/kg a ide\u00e1ln\u00ed pro aditivn\u00ed v\u00fdrobu.<\/li>\n
            • Hrub\u0161\u00ed pr\u00e1\u0161ek 45-150 mikron\u016f stoj\u00ed 50-100 USD\/kg, je vhodn\u00fd pro lisovac\u00ed a v\u00fdliskem slinutou trasu.<\/li>\n
            • Velmi \u010dist\u00fd (>99,9%) pr\u00e1\u0161ek ur\u010den\u00fd pro kritick\u00e9 aplikace je pr\u00e9miov\u011b cen\u011bn nad 180 $\/kg.<\/li>\n
            • Sn\u00ed\u017een\u00ed obsahu kysl\u00edku a uhl\u00edku zlep\u0161uje konsolidaci a kone\u010dn\u00e9 vlastnosti.<\/li>\n
            • Cena se li\u0161\u00ed v z\u00e1vislosti na mno\u017estv\u00ed, velikosti sortimentu, \u00farovni kvality pr\u00e1\u0161ku.<\/li>\n<\/ul>\n

              S dodavateli se d\u00e1 vyjednat mno\u017estevn\u00ed slevy od 1 kg do v\u00edcero tun. Vysoce \u010dist\u00fd pr\u00e1\u0161ek s \u0159\u00edzenou distribuc\u00ed velikosti \u010d\u00e1stic l\u00e1k\u00e1 na vy\u0161\u0161\u00ed cenu.<\/p>\n

              CuCrZr pr\u00e1\u0161ek: Bezpe\u010dnost a ochrana zdrav\u00ed<\/h2>\n

              Stejn\u011b jako v\u011bt\u0161ina kovov\u00fdch pr\u00e1\u0161k\u016f vy\u017eaduje pr\u00e1\u0161ek CuCrZr opatrn\u00e9 zach\u00e1zen\u00ed kv\u016fli minimalizaci zdravotn\u00edch a bezpe\u010dnostn\u00edch rizik:<\/p>\n\n\n\n\n\n\n\n\n\n
              Hazard<\/th>\nPreventivn\u00ed opat\u0159en\u00ed<\/th>\nOOPP<\/th>\n<\/tr>\n<\/thead>\n
              O\u010dn\u00ed kontakt<\/td>\nVyhn\u011bte se p\u0159\u00edm\u00e9mu kontaktu. Po vystaven\u00ed nedrhn\u011bte o\u010di. P\u0159i kontaktu vypl\u00e1chn\u011bte vodou.<\/td>\nBezpe\u010dnostn\u00ed br\u00fdle<\/td>\n<\/tr>\n
              Kontakt s poko\u017ekou<\/td>\nVyh\u00fdbejte se p\u0159\u00edm\u00e9mu kontaktu. Dot\u010den\u00e1 m\u00edsta d\u016fkladn\u011b omyjte m\u00fddlem a vodou.<\/td>\nRukavice<\/td>\n<\/tr>\n
              Inhalace<\/td>\nZabra\u0148te vdechov\u00e1n\u00ed prachu z pr\u00e1\u0161ku. Zajist\u011bte dostate\u010dn\u00e9 v\u011btr\u00e1n\u00ed.<\/td>\nSchv\u00e1len\u00e9 respir\u00e1tory<\/td>\n<\/tr>\n
              Ingestace<\/td>\nNed\u00e1vejte ruce do pusy. Po zvednut\u00ed umyjte ruce.<\/td>\n–<\/td>\n<\/tr>\n
              Ohe\u0148<\/td>\nK uha\u0161en\u00ed po\u017e\u00e1r\u016f kovov\u00fdch pr\u00e1\u0161k\u016f pou\u017eijte such\u00fd p\u00edsek. Nepou\u017e\u00edvejte vodu.<\/td>\nProtipo\u017e\u00e1rn\u00ed v\u00fdbava<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
                \n
              • No\u0161en\u00ed osobn\u00edch ochrann\u00fdch pracovn\u00edch prost\u0159edk\u016f \u2013 br\u00fdle, rukavice, respir\u00e1tor p\u0159i manipulaci s pr\u00e1\u0161kem, aby se minimalizoval kontakt<\/li>\n
              • Po pr\u00e1ci s pr\u00e1\u0161kem dodr\u017eujte spr\u00e1vnou hygienu.<\/li>\n
              • Zabr\u00e1nit hromad\u011bn\u00ed prachov\u00e9ho pr\u00e1\u0161ku na povr\u0161\u00edch.<\/li>\n
              • Uchov\u00e1vejte uzav\u0159en\u00e9 n\u00e1doby v chladn\u00e9m a such\u00e9m prost\u0159ed\u00ed mimo zdroje zap\u00e1len\u00ed.<\/li>\n<\/ul>\n

                \u00dapln\u00e9 bezpe\u010dnostn\u00ed pokyny najdete v bezpe\u010dnostn\u00edm listu. P\u0159i podr\u00e1\u017ed\u011bn\u00ed v d\u016fsledku vystaven\u00ed se obra\u0165te na l\u00e9ka\u0159e. Spr\u00e1vn\u00e9 bezpe\u010dnostn\u00ed protokoly minimalizuj\u00ed rizika p\u0159i manipulaci s pr\u00e1\u0161kem CuCrZr.<\/p>\n

                Kontrola a testov\u00e1n\u00ed pr\u00e1\u0161kov\u00e9ho CuCrZr<\/h2>\n

                Kontrola a testov\u00e1n\u00ed pr\u00e1\u0161ku CuCrZr by m\u011blo b\u00fdt provedeno z d\u016fvodu zaji\u0161t\u011bn\u00ed vysok\u00e9 kvality a st\u00e1losti s ohledem na:<\/p>\n\n\n\n\n\n\n\n\n\n\n
                Parametr<\/th>\nMetoda<\/th>\nSpecifikace<\/th>\n<\/tr>\n<\/thead>\n
                Chemick\u00e9 slo\u017een\u00ed<\/td>\nXRF, mokr\u00e1 chemie<\/td>\nV souladu s p\u0159edepsan\u00fdm obsahem Cu, Cr a Zr<\/td>\n<\/tr>\n
                Distribuce velikosti \u010d\u00e1stic<\/td>\nLaserov\u00e1 difrakce, pros\u00e9v\u00e1n\u00ed<\/td>\nMediana, D10, D90 jsou v po\u017eadovan\u00e9m rozsahu<\/td>\n<\/tr>\n
                Morfologie pr\u00e1\u0161ku<\/td>\nSkenovac\u00ed elektronov\u00e1 mikroskopie<\/td>\nSf\u00e9rick\u00fd tvar, minim\u00e1ln\u00ed satelity pro pr\u00e1\u0161kovou metalurgickou p\u0159\u00edsadu<\/td>\n<\/tr>\n
                Zd\u00e1nliv\u00e1 hustota<\/td>\nHlubicov\u00fd pr\u016ftokom\u011br<\/td>\nJak je uvedeno pro aplikaci<\/td>\n<\/tr>\n
                Pr\u016ftok<\/td>\nHlubicov\u00fd pr\u016ftokom\u011br<\/td>\nJak je uvedeno pro aplikaci<\/td>\n<\/tr>\n
                Ne\u010distoty<\/td>\nICP, LECO anal\u00fdza<\/td>\nN\u00edzk\u00fd obsah kysl\u00edku a dus\u00edku<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                Spr\u00e1vn\u00e9 vnitroprocesn\u00ed testov\u00e1n\u00ed kontroly kvality a kone\u010dn\u00e1 inspekce zaji\u0161\u0165uj\u00ed, \u017ee pr\u00e1\u0161ek odpov\u00edd\u00e1 chemick\u00fdm, fyzik\u00e1ln\u00edm a morfologick\u00fdm atribut\u016fm pot\u0159ebn\u00fdm pro zam\u00fd\u0161len\u00e9 pou\u017eit\u00ed. B\u011b\u017en\u00e9 testov\u00e1n\u00ed by m\u011bl implementovat jak v\u00fdrobce, tak u\u017eivatel pr\u00e1\u0161ku.<\/p>\n

                \u010cast\u00e9 dotazy<\/h2>\n

                Ot\u00e1zka: K \u010demu se pou\u017e\u00edv\u00e1 slitina CuCrZr?<\/strong><\/p>\n

                A. CuCrZr se pou\u017e\u00edv\u00e1 v aplikac\u00edch vy\u017eaduj\u00edc\u00edch vysokou pevnost v kombinaci s dobrou elektrickou a tepelnou vodivost\u00ed, jako jsou elektrody odporov\u00e9ho sva\u0159ov\u00e1n\u00ed, chladi\u010de a vysoce teplotn\u00ed pru\u017einy.<\/p>\n

                Q. Jak je vyr\u00e1b\u011bn CuCrZr pr\u00e1\u0161ek?<\/strong><\/p>\n

                A. Slitina CuCrZr se vyr\u00e1b\u00ed pomoc\u00ed plynov\u00e9 nebo vodn\u00ed atomizace roztaven\u00e9 slitiny, kter\u00e1 vytv\u00e1\u0159\u00ed jemn\u00e9 kulovit\u00e9 nebo nepravideln\u00e9 pr\u00e1\u0161kov\u00e9 \u010d\u00e1stice optim\u00e1ln\u00ed velikosti pro aditivn\u00ed v\u00fdrobu nebo pou\u017eit\u00ed postupu lisov\u00e1n\u00ed a sp\u00e9k\u00e1n\u00ed.<\/p>\n

                Ot\u00e1zka: Co ovliv\u0148uje vlastnosti d\u00edl\u016f z CuCrZr?<\/strong><\/p>\n

                A. Vlastnosti z\u00e1vis\u00ed na slo\u017een\u00ed, kvalit\u011b pr\u00e1\u0161ku, metod\u011b zhutn\u011bn\u00ed a parametrech, tepeln\u00e9m zpracov\u00e1n\u00ed a mikrostruktu\u0159e. Schopnost CuCrZr zpevnit propad\u00e1n\u00edm tak\u00e9 umo\u017e\u0148uje p\u0159izp\u016fsobit pevnost.<\/p>\n

                Jak\u00fd je rozd\u00edl mezi plynem atomizovan\u00fdm a vodou atomizovan\u00fdm pr\u00e1\u0161kem CuCrZr?<\/strong><\/p>\n

                A. Plynom atomizovan\u00fd pr\u00e1\u0161ek m\u00e1 sf\u00e9rick\u00fd tvar, kter\u00fd je ide\u00e1ln\u00ed pro zpracov\u00e1n\u00ed AM, zat\u00edmco vodou atomizovan\u00fd pr\u00e1\u0161ek m\u00e1 nepravideln\u00fd tvar vhodn\u00fd pro pou\u017eit\u00ed p\u0159i lisov\u00e1n\u00ed a sp\u00e9k\u00e1n\u00ed.<\/p>\n

                Ot\u00e1zka: Pot\u0159ebuje slitina CuCrZr tepeln\u00e9 zpracov\u00e1n\u00ed?<\/strong><\/p>\n

                A. Ano ano \u017e\u00edh\u00e1n\u00ed roztoku a sou\u010dasn\u00e9 tepeln\u00e9 zpracov\u00e1n\u00ed umo\u017e\u0148uje optimalizovat pevnost a vodivost ovl\u00e1d\u00e1n\u00edm sr\u00e1\u017een\u00ed v mikrostruktu\u0159e slitiny.<\/p>\n

                Q. Jak\u00e1 je obvykl\u00e1 cena pr\u00e1\u0161ku CuCrZr?<\/strong><\/p>\n

                A. Pr\u00e1\u0161ek CuCrZr v rozmez\u00ed od 50 USD\/kg pro v\u00e1lcovan\u00fd a sp\u00e9kan\u00fd stupe\u0148 k 250 USD\/kg pro AM pr\u00e1\u0161ek s vysokou \u010distotou. Vy\u0161\u0161\u00ed \u010distota a jemn\u011bj\u0161\u00ed zlomky zvy\u0161uj\u00ed cenu.<\/p>\n

                <\/span><\/span><\/p>","protected":false},"excerpt":{"rendered":"

                CuCrZr pr\u00e1\u0161ek P\u0159ehled CuCrZr pr\u00e1\u0161ek je pr\u00e1\u0161ek ze slitiny slo\u017een\u00e9 z m\u011bdi (Cu), chromu (Cr) a zirkonia (Zr). Nab\u00edz\u00ed jedine\u010dnou kombinaci vlastnost\u00ed, d\u00edky n\u00ed\u017e je vhodn\u00fd pro vysoce v\u00fdkonn\u00e9 aplikace vy\u017eaduj\u00edc\u00ed vysokou pevnost, dobrou vodivost a odolnost proti m\u011bknut\u00ed p\u0159i zv\u00fd\u0161en\u00fdch teplot\u00e1ch. Slo\u017een\u00ed pr\u00e1\u0161ku CuCrZr CuCrZr je precipita\u010dn\u011b kalen\u00e1 slitina...<\/p>","protected":false},"featured_media":1862,"parent":0,"template":"","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"product-category":[119,129],"class_list":["post-3932","product","type-product","status-publish","has-post-thumbnail","hentry","product-category-3d-printing-metal-powder","product-category-copper-alloy-powder"],"acf":[],"taxonomy_info":{"product-category":[{"value":119,"label":"3D Printing Metal Powder"},{"value":129,"label":"Copper Alloy Powder"}]},"featured_image_src_large":["https:\/\/3dpmetal.com\/wp-content\/uploads\/2024\/02\/CuCrZr-Powder.jpg",600,600,false],"author_info":[],"comment_info":"","_links":{"self":[{"href":"https:\/\/3dpmetal.com\/cs\/wp-json\/wp\/v2\/product\/3932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/3dpmetal.com\/cs\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/3dpmetal.com\/cs\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/3dpmetal.com\/cs\/wp-json\/wp\/v2\/media\/1862"}],"wp:attachment":[{"href":"https:\/\/3dpmetal.com\/cs\/wp-json\/wp\/v2\/media?parent=3932"}],"wp:term":[{"taxonomy":"product-category","embeddable":true,"href":"https:\/\/3dpmetal.com\/cs\/wp-json\/wp\/v2\/product-category?post=3932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}