{"id":4133,"date":"2026-05-26T16:28:25","date_gmt":"2026-05-26T14:28:25","guid":{"rendered":"https:\/\/hamco-germany.com\/?post_type=fachbegriff&#038;p=4133"},"modified":"2026-05-26T16:30:22","modified_gmt":"2026-05-26T14:30:22","slug":"praskani-pod-napetim","status":"publish","type":"fachbegriff","link":"https:\/\/hamco-germany.com\/cs\/fachbegriff\/spannungsrissbildung\/","title":{"rendered":"Prask\u00e1n\u00ed pod nap\u011bt\u00edm"},"content":{"rendered":"<p>N\u011bkte\u0159\u00ed lid\u00e9 to znaj\u00ed: spousta pr\u00e1ce, spousta povinnost\u00ed, neust\u00e1l\u00fd stres, st\u00e1le nov\u00e1 t\u00e9mata a nov\u00e9 term\u00edny - d\u011bl\u00e1te a d\u011bl\u00e1te a v podstat\u011b se nikam nedostanete. Stejn\u00fd obraz si udr\u017eujete i u sv\u00fdch koleg\u016f. \u201eV\u0161echno je v po\u0159\u00e1dku, v\u0161echno je v po\u0159\u00e1dku.\u201c V\u017edycky jste si \u0159\u00edkali, \u017ee je v\u0161echno v po\u0159\u00e1dku. Pak ale p\u0159ijde chv\u00edle, kdy se pod tou t\u00edhou prohnete. K\u0159upne to. Praskne. Image praskla.<\/p>\n<p>Plasty mohou reagovat velmi podobn\u011b, i kdy\u017e navenek vypadaj\u00ed zcela zdrav\u011b, ale uvnit\u0159 jsou po\u0161kozen\u00e9, <a href=\"https:\/\/hamco-germany.com\/cs\/technicky-termin\/zamrzle-napeti\/\">Zmrazen\u00e1 nap\u011bt\u00ed<\/a>\u00a0uv\u00edzl. A pak p\u0159ijde jeden vn\u011bj\u0161\u00ed vliv, mechanick\u00e9 zat\u00ed\u017een\u00ed nebo kontakt s chemick\u00fdm prost\u0159edkem, kter\u00fd se plastu p\u0159\u00edli\u0161 nel\u00edb\u00ed.<\/p>\n<p>Pova\u017eujeme proto za zcela norm\u00e1ln\u00ed, \u017ee sklen\u011bn\u00e1 sal\u00e1tov\u00e1 m\u00edsa z pr\u016fhledn\u00e9ho plastu, kter\u00e1 m\u00e1 po mnoha my\u010dk\u00e1ch n\u00e1dob\u00ed viditeln\u00e9 stopy kolem st\u0159edu m\u00edsta vst\u0159iku, m\u016f\u017ee b\u00fdt po\u0161kozena. <a href=\"https:\/\/hamco-germany.com\/cs\/technicky-termin\/praskliny-zpusobene-napetim-stribrnych-rybek\/\">Silverfish<\/a>, ale zat\u00edm neznateln\u00e9 trhliny v plastick\u00e9 struktu\u0159e. A to i p\u0159esto, \u017ee v\u00fdrobci t\u011bchto p\u0159edm\u011bt\u016f pro dom\u00e1cnost d\u011blaj\u00ed v\u0161e pro to, aby vnit\u0159n\u00ed nap\u011bt\u00ed ve v\u00fdlisku bylo co nejmen\u0161\u00ed. Dobrou zpr\u00e1vou v\u0161ak je, \u017ee plastov\u00e1 m\u00edsa se tak rychle nerozbije.<\/p>","protected":false},"featured_media":0,"parent":0,"template":"","class_list":["post-4133","fachbegriff","type-fachbegriff","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/hamco-germany.com\/cs\/wp-json\/wp\/v2\/fachbegriff\/4133","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=4133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}