{"id":5888,"date":"2025-05-22T15:39:40","date_gmt":"2025-05-22T15:39:40","guid":{"rendered":"https:\/\/sinoextrud.com\/?p=5888"},"modified":"2025-05-23T08:09:58","modified_gmt":"2025-05-23T08:09:58","slug":"extrudovany-hlinik-vs-lity-hlinik","status":"publish","type":"post","link":"https:\/\/sinoextrud.com\/cs\/extruded-aluminum-vs-cast-aluminum\/","title":{"rendered":"Extrudovan\u00fd hlin\u00edk a lit\u00fd hlin\u00edk?"},"content":{"rendered":"

\"pr\u016f\u0159ez
Struktura profilu<\/figcaption><\/figure>\n<\/p>\n

Hlin\u00edk je v\u0161ude - ale ne ka\u017ed\u00fd hlin\u00edk je stejn\u00fd. Pokud se rozhodujete mezi lit\u00fdm a lisovan\u00fdm hlin\u00edkem, m\u016f\u017ee \u0161patn\u00e1 volba zp\u016fsobit prask\u00e1n\u00ed, deformaci nebo selh\u00e1n\u00ed pod tlakem.<\/p>\n

Extrudovan\u00fd hlin\u00edk je obecn\u011b pevn\u011bj\u0161\u00ed a hou\u017eevnat\u011bj\u0161\u00ed ne\u017e hlin\u00edkov\u00fd odlitek d\u00edky sv\u00e9 vyrovnan\u00e9 struktu\u0159e zrn a men\u0161\u00edmu po\u010dtu vnit\u0159n\u00edch defekt\u016f.<\/strong><\/p>\n

Pod\u00edvejme se, v \u010dem se tyto dva materi\u00e1ly li\u0161\u00ed - a kdy je vhodn\u00e9 up\u0159ednostnit jeden p\u0159ed druh\u00fdm.<\/p>\n

Je lisovan\u00fd hlin\u00edk pevn\u011bj\u0161\u00ed ne\u017e lit\u00fd hlin\u00edk?<\/h2>\n

Z\u00e1kazn\u00edci m\u011b p\u0159ekvapili, \u017ee dva hlin\u00edkov\u00e9 d\u00edly mohou vypadat stejn\u011b, ale fungovat velmi odli\u0161n\u011b.<\/p>\n

Ano, extrudovan\u00fd hlin\u00edk je pevn\u011bj\u0161\u00ed ne\u017e lit\u00fd hlin\u00edk, zejm\u00e9na co se t\u00fd\u010de pevnosti v tahu a r\u00e1zu, a to d\u00edky rovnom\u011brn\u00e9 struktu\u0159e zrn a men\u0161\u00ed p\u00f3rovitosti.<\/strong><\/p>\n

\"vystaven\u00e9
Srovn\u00e1n\u00ed \u010d\u00e1st\u00ed<\/figcaption><\/figure>\n<\/p>\n

Srovn\u00e1n\u00ed s\u00edly<\/h3>\n\n\n\n\n\n\n\n
Majetek<\/th>\nExtrudovan\u00fd hlin\u00edk<\/th>\nHlin\u00edkov\u00fd odlitek<\/th>\n<\/tr>\n<\/thead>\n
Pevnost v tahu<\/td>\nVy\u0161\u0161\u00ed (nap\u0159. 6061-T6)<\/td>\nNi\u017e\u0161\u00ed v d\u016fsledku p\u00f3rovitosti<\/td>\n<\/tr>\n
Odolnost proti n\u00e1razu<\/td>\nVysok\u00e1<\/td>\nM\u00edrn\u00e1 a\u017e n\u00edzk\u00e1<\/td>\n<\/tr>\n
\u00danavov\u00fd \u017eivot<\/td>\nDel\u0161\u00ed<\/td>\nKrat\u0161\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Odl\u00e9v\u00e1n\u00ed vytv\u00e1\u0159\u00ed sou\u010d\u00e1st lit\u00edm roztaven\u00e9ho kovu do formy, kter\u00e1 m\u016f\u017ee zachycovat vzduch nebo ne\u010distoty. Ty vedou k vnit\u0159n\u00edm nedostatk\u016fm. Naproti tomu vytla\u010dov\u00e1n\u00ed protla\u010duje pevn\u00fd hlin\u00edk skrz formu, \u010d\u00edm\u017e se zrna vyrovnaj\u00ed a eliminuj\u00ed se dutiny.<\/p>\n

<\/svg> Extrudovan\u00fd hlin\u00edk m\u00e1 obvykle vy\u0161\u0161\u00ed pevnost v tahu ne\u017e hlin\u00edkov\u00fd odlitek.<\/b>Pravda<\/span><\/p>

Vytla\u010dov\u00e1n\u00ed vyrovn\u00e1v\u00e1 zrna kovu a sni\u017euje jeho p\u00f3rovitost, \u010d\u00edm\u017e se st\u00e1v\u00e1 pevn\u011bj\u0161\u00edm.<\/p><\/div>\n

<\/svg> Odl\u00e9v\u00e1n\u00ed vytv\u00e1\u0159\u00ed pevn\u011bj\u0161\u00ed hlin\u00edkov\u00fd v\u00fdrobek ne\u017e vytla\u010dov\u00e1n\u00ed.<\/b>False<\/span><\/p>

P\u0159i odl\u00e9v\u00e1n\u00ed se mohou objevit p\u00f3rovitost a vady, kter\u00e9 sni\u017euj\u00ed pevnost.<\/p><\/div>\n

Pro\u010d je vytla\u010dov\u00e1n\u00ed lep\u0161\u00ed ne\u017e odl\u00e9v\u00e1n\u00ed?<\/h2>\n

Mnoho klient\u016f se m\u011b pt\u00e1, pro\u010d d\u00edly prost\u011b neodl\u00e9v\u00e1me - zd\u00e1 se to jednodu\u0161\u0161\u00ed. Ale v\u00fdkony \u0159\u00edkaj\u00ed n\u011bco jin\u00e9ho.<\/p>\n

Vytla\u010dov\u00e1n\u00ed je \u010dasto lep\u0161\u00ed ne\u017e odl\u00e9v\u00e1n\u00ed, proto\u017ee poskytuje lep\u0161\u00ed mechanick\u00e9 vlastnosti, p\u0159\u00edsn\u011bj\u0161\u00ed tolerance a lep\u0161\u00ed povrchovou \u00fapravu.<\/strong><\/p>\n

\"srovn\u00e1n\u00ed
Srovn\u00e1n\u00ed povrchov\u00fdch \u00faprav<\/figcaption><\/figure>\n<\/p>\n

V\u00fdhody vytla\u010dov\u00e1n\u00ed oproti odl\u00e9v\u00e1n\u00ed<\/h3>\n\n\n\n\n\n\n\n\n
Funkce<\/th>\nVytla\u010dov\u00e1n\u00ed<\/th>\nCasting<\/th>\n<\/tr>\n<\/thead>\n
Mechanick\u00e1 pevnost<\/td>\nVynikaj\u00edc\u00ed d\u00edky vyrovnan\u00e9mu zrnu<\/td>\nSt\u0159edn\u011b t\u011b\u017ek\u00e1, \u010dasto obsahuje vady<\/td>\n<\/tr>\n
P\u0159esnost<\/td>\nVysok\u00e1 rozm\u011brov\u00e1 p\u0159esnost<\/td>\nNi\u017e\u0161\u00ed p\u0159esnost<\/td>\n<\/tr>\n
Povrchov\u00e1 \u00faprava<\/td>\nHladk\u00fd, lze snadno eloxovat<\/td>\nHrub\u00fd, pot\u0159ebuje dodate\u010dn\u00e9 zpracov\u00e1n\u00ed<\/td>\n<\/tr>\n
Doba realizace<\/td>\nKrat\u0161\u00ed pro st\u0159edn\u011b velk\u00e9 s\u00e9rie<\/td>\nVhodn\u00e9 pro velkos\u00e9riovou v\u00fdrobu<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Odl\u00e9v\u00e1n\u00ed se nejl\u00e9pe hod\u00ed pro slo\u017eit\u00e9 3D tvary, jako jsou bloky motor\u016f nebo sk\u0159\u00edn\u011b. Pokud v\u0161ak pot\u0159ebujete konzistentn\u00ed kvalitu, struktur\u00e1ln\u00ed integritu nebo dlouh\u00e9 ty\u010de a profily, v\u00edt\u011bz\u00ed vytla\u010dov\u00e1n\u00ed.<\/p>\n

<\/svg> Extrudovan\u00fd hlin\u00edk vykazuje p\u0159\u00edsn\u011bj\u0161\u00ed tolerance ne\u017e hlin\u00edkov\u00fd odlitek.<\/b>Pravda<\/span><\/p>

Proces vytla\u010dov\u00e1n\u00ed umo\u017e\u0148uje lep\u0161\u00ed kontrolu nad tvarem a rozm\u011bry.<\/p><\/div>\n

<\/svg> Odl\u00e9v\u00e1n\u00ed m\u00e1 v\u017edy lep\u0161\u00ed povrchovou \u00fapravu ne\u017e vytla\u010dov\u00e1n\u00ed.<\/b>False<\/span><\/p>

Povrchy odlitk\u016f jsou obvykle drsn\u00e9 a vy\u017eaduj\u00ed druhotnou \u00fapravu.<\/p><\/div>\n

Jak\u00fd je rozd\u00edl mezi extrudovan\u00fdm hlin\u00edkem a hlin\u00edkem?<\/h2>\n

Tato ot\u00e1zka se objevuje \u010dasto - zejm\u00e9na od kupuj\u00edc\u00edch, kte\u0159\u00ed nejsou obezn\u00e1meni se zpracov\u00e1n\u00edm hlin\u00edku.<\/p>\n

\"Extrudovan\u00fd hlin\u00edk\" ozna\u010duje hlin\u00edk, kter\u00fd byl vytvarov\u00e1n procesem vytla\u010dov\u00e1n\u00ed, zat\u00edmco samotn\u00fd pojem \"hlin\u00edk\" ozna\u010duje pouze surovinu.<\/strong><\/p>\n

\"surov\u00e9
Surov\u00e9 vytla\u010dov\u00e1n\u00ed<\/figcaption><\/figure>\n<\/p>\n

Jak se li\u0161\u00ed<\/h3>\n\n\n\n\n\n\n
Term\u00edn<\/th>\nV\u00fdznam<\/th>\n<\/tr>\n<\/thead>\n
Hlin\u00edk<\/td>\nKovov\u00fd prvek nebo slitina<\/td>\n<\/tr>\n
Extrudovan\u00fd hlin\u00edk<\/td>\nHlin\u00edk, kter\u00fd byl tvarov\u00e1n v z\u00e1pustce a vytv\u00e1\u0159\u00ed specifick\u00e9 tvary.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Hlin\u00edk lze zpracov\u00e1vat mnoha zp\u016fsoby: vytla\u010dov\u00e1n\u00edm, lit\u00edm, kov\u00e1n\u00edm, v\u00e1lcov\u00e1n\u00edm. Ka\u017ed\u00fd zp\u016fsob m\u011bn\u00ed jeho strukturu a vlastnosti. Extrudovan\u00fd hlin\u00edk je jen jednou z forem - ale velmi univerz\u00e1ln\u00ed.<\/p>\n

Nap\u0159\u00edklad hlin\u00edkov\u00e1 slitina 6063 se \u010dasto pou\u017e\u00edv\u00e1 na v\u00fdlisky pro okna a r\u00e1my. Stejn\u00e1 slitina v\u0161ak m\u016f\u017ee b\u00fdt v\u00e1lcov\u00e1na nebo odl\u00e9v\u00e1na s r\u016fzn\u00fdmi v\u00fdsledky.<\/p>\n

<\/svg> Extrudovan\u00fd hlin\u00edk ozna\u010duje proces, nikoli materi\u00e1l.<\/b>Pravda<\/span><\/p>

Je to hlin\u00edk tvarovan\u00fd protla\u010dov\u00e1n\u00edm p\u0159es matrici.<\/p><\/div>\n

<\/svg> V\u0161echny hlin\u00edkov\u00e9 v\u00fdrobky jsou extrudovan\u00e9.<\/b>False<\/span><\/p>

Hlin\u00edk m\u016f\u017ee b\u00fdt v z\u00e1vislosti na pou\u017eit\u00ed lisovan\u00fd, lit\u00fd, v\u00e1lcovan\u00fd nebo kovan\u00fd.<\/p><\/div>\n

Co je lep\u0161\u00ed hlin\u00edk nebo hlin\u00edkov\u00fd odlitek?<\/h2>\n

N\u011bkdy si z\u00e1kazn\u00edci mysl\u00ed, \u017ee \"lit\u00fd hlin\u00edk\" je lep\u0161\u00ed t\u0159\u00edda nebo typ. Nejde v\u0161ak o stejn\u00fd druh.<\/p>\n

Hlin\u00edk je z\u00e1kladn\u00ed kov, zat\u00edmco \"lit\u00fd hlin\u00edk\" je hlin\u00edk zpracovan\u00fd lit\u00edm. Ani jeden z nich nen\u00ed ve sv\u00e9 podstat\u011b lep\u0161\u00ed - z\u00e1le\u017e\u00ed na va\u0161em pou\u017eit\u00ed.<\/strong><\/p>\n

\"porovn\u00e1n\u00ed
Hlin\u00edk vs. odlitek<\/figcaption><\/figure>\n<\/p>\n

Volba mezi ob\u011bma<\/h3>\n\n\n\n\n\n\n\n\n
Typ aplikace<\/th>\nDoporu\u010den\u00fd postup<\/th>\n<\/tr>\n<\/thead>\n
Konstruk\u010dn\u00ed r\u00e1mov\u00e1n\u00ed<\/td>\nExtrudovan\u00fd hlin\u00edk<\/td>\n<\/tr>\n
Slo\u017eit\u00e9 3D tvary<\/td>\nHlin\u00edkov\u00fd odlitek<\/td>\n<\/tr>\n
Lehk\u00e9 sestavy<\/td>\nExtrudovan\u00fd hlin\u00edk<\/td>\n<\/tr>\n
Velk\u00e9 d\u00e1vky d\u00edl\u016f<\/td>\nHlin\u00edkov\u00fd odlitek<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Pokud v\u00e1\u0161 projekt vy\u017eaduje pevnost, p\u0159esn\u00e9 rozm\u011bry nebo dlouh\u00e9, line\u00e1rn\u00ed tvary, zvolte extrudovan\u00fd hlin\u00edk. Pokud navrhujete slo\u017eit\u00fd kryt nebo sk\u0159\u00ed\u0148 s vnit\u0159n\u00edmi dutinami, m\u016f\u017ee b\u00fdt vhodnou volbou odl\u00e9v\u00e1n\u00ed.<\/p>\n

Nejde o to, kter\u00fd je \"lep\u0161\u00ed\" - jde o to, kter\u00fd se hod\u00ed k va\u0161emu designu.<\/p>\n

<\/svg> Hlin\u00edkov\u00fd odlitek je zcela jin\u00fd materi\u00e1l ne\u017e hlin\u00edk.<\/b>False<\/span><\/p>

Hlin\u00edkov\u00fd odlitek je st\u00e1le hlin\u00edk, jen je tvarov\u00e1n procesem lit\u00ed.<\/p><\/div>\n

<\/svg> Volba mezi hlin\u00edkem a hlin\u00edkov\u00fdm odlitkem z\u00e1vis\u00ed na aplikaci.<\/b>Pravda<\/span><\/p>

Ka\u017ed\u00e1 metoda vyhovuje r\u016fzn\u00fdm konstrukc\u00edm a pot\u0159eb\u00e1m v\u00fdkonu.<\/p><\/div>\n

Z\u00e1v\u011br<\/h2>\n

Extrudovan\u00fd hlin\u00edk i lit\u00fd hlin\u00edk maj\u00ed sv\u00e9 siln\u00e9 str\u00e1nky. Vytla\u010dov\u00e1n\u00ed poskytuje lep\u0161\u00ed pevnost, \u010dist\u0161\u00ed povrch a p\u0159esn\u011bj\u0161\u00ed ovl\u00e1d\u00e1n\u00ed. Odl\u00e9v\u00e1n\u00ed vynik\u00e1 ve slo\u017eit\u00fdch tvarech a velk\u00fdch objemech. Kl\u00ed\u010dem k \u00fasp\u011bchu je zn\u00e1t sv\u00e9 pou\u017eit\u00ed - a podle toho se rozhodnout.<\/p>","protected":false},"excerpt":{"rendered":"

Profile Structure Aluminum is everywhere\u2014but not all aluminum is the same. If you’re choosing between cast and extruded aluminum, the wrong choice can crack, warp, or fail under pressure. Extruded aluminum is generally stronger and more ductile than cast aluminum due to its aligned grain structure and fewer internal defects. Let\u2019s break down what makes […]<\/p>\n","protected":false},"author":6,"featured_media":5883,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"","_seopress_titles_desc":"","_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":[],"footnotes":""},"categories":[1],"tags":[],"class_list":["post-5888","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-custom-mold"],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/5888","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/comments?post=5888"}],"version-history":[{"count":0,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/5888\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media\/5883"}],"wp:attachment":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media?parent=5888"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/categories?post=5888"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/tags?post=5888"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}