{"id":3876,"date":"2026-03-13T10:36:27","date_gmt":"2026-03-13T09:36:27","guid":{"rendered":"https:\/\/hamco-germany.com\/?post_type=fachbegriff&#038;p=3876"},"modified":"2026-03-13T14:12:31","modified_gmt":"2026-03-13T13:12:31","slug":"treci-teplo","status":"publish","type":"fachbegriff","link":"https:\/\/hamco-germany.com\/cs\/fachbegriff\/friktionswaerme\/","title":{"rendered":"T\u0159ec\u00ed teplo"},"content":{"rendered":"<p>Pro\u010d si v zim\u011b intenzivn\u011b t\u0159ete ruce o sebe, kdy\u017e m\u00e1te studen\u00e9 prsty? Proto\u017ee rychl\u00e9 t\u0159en\u00ed m\u011bn\u00ed kinetickou energii na teplo. A pr\u00e1v\u011b tento fyzik\u00e1ln\u00ed jev se vyu\u017e\u00edv\u00e1 p\u0159i zpracov\u00e1n\u00ed plast\u016f. <a href=\"https:\/\/hamco-germany.com\/cs\/znat\/vyrobni-procesy\/\">Proces vst\u0159ikov\u00e1n\u00ed<\/a>, vyu\u017e\u00edt n\u011bkolika zp\u016fsoby.<\/p>\n<p>P\u0159i vysv\u011btlov\u00e1n\u00ed konceptu <a href=\"https:\/\/hamco-germany.com\/cs\/technicky-termin\/reologie\/\">Reologie<\/a>, plastov\u00e9 granule jsou roztaveny a homogenizov\u00e1ny v extern\u011b vyh\u0159\u00edvan\u00e9m vst\u0159ikovac\u00edm v\u00e1lci. Toho se dos\u00e1hne rota\u010dn\u00edm pohybem \u0161neku, p\u0159i kter\u00e9m se tvrd\u00fd a je\u0161t\u011b studen\u00fd granul\u00e1t ot\u00edr\u00e1 o horkou st\u011bnu v\u00e1lce, tav\u00ed se tam a sm\u011bs ji\u017e hork\u00e9 taveniny a je\u0161t\u011b studen\u00e9ho granul\u00e1tu je velkou silou tla\u010dena dop\u0159edu ke \u0161pi\u010dce \u0161neku. Granule se o sebe t\u0159ou a jsou vytla\u010dov\u00e1ny \u00fazk\u00fdmi mezerami mezi letem \u0161neku a st\u011bnou hork\u00e9 hlavn\u011b. Vznik\u00e1 dal\u0161\u00ed t\u0159ec\u00ed teplo. Vst\u0159ikovac\u00ed hlave\u0148 proto mus\u00ed b\u00fdt zven\u010d\u00ed m\u00e9n\u011b zah\u0159\u00edv\u00e1na.<\/p>\n<p>B\u011bhem n\u00e1sledn\u00e9ho vst\u0159ikovac\u00edho procesu je hork\u00e1 tavenina na sv\u00e9 cest\u011b do dutiny formy proh\u00e1n\u011bna \u00fazk\u00fdmi rozvodn\u00fdmi kan\u00e1ly a vst\u0159ikovac\u00edmi body, kter\u00e9 n\u00e1sledn\u011b vytv\u00e1\u0159ej\u00ed u\u017eite\u010dn\u00e9 t\u0159ec\u00ed teplo, je\u017e udr\u017euje horkou hmotu v toku, dokud nevychladne v ochlazen\u00e9 form\u011b a nem\u016f\u017ee b\u00fdt vylisov\u00e1na jako plastov\u00fd d\u00edl.<\/p>\n<p>A kdy\u017e od n\u00e1s z\u00e1kazn\u00edk po v\u0161em tom t\u0159en\u00ed obdr\u017e\u00ed p\u0159esn\u00fd plastov\u00fd v\u00fdlisek, kter\u00fd pln\u011b vyhovuje jeho po\u017eadavk\u016fm, m\u016f\u017ee si dokonce na chv\u00edli mnout ruce.<\/p>","protected":false},"featured_media":0,"parent":0,"template":"","class_list":["post-3876","fachbegriff","type-fachbegriff","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/hamco-germany.com\/cs\/wp-json\/wp\/v2\/fachbegriff\/3876","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hamco-germany.com\/cs\/wp-json\/wp\/v2\/fachbegriff"}],"about":[{"href":"https:\/\/hamco-germany.com\/cs\/wp-json\/wp\/v2\/types\/fachbegriff"}],"wp:attachment":[{"href":"https:\/\/hamco-germany.com\/cs\/wp-json\/wp\/v2\/media?parent=3876"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}