{"id":3267,"date":"2024-08-18T13:06:14","date_gmt":"2024-08-18T13:06:14","guid":{"rendered":"https:\/\/ecopvcfilm.com\/?p=3267"},"modified":"2024-08-18T13:06:14","modified_gmt":"2024-08-18T13:06:14","slug":"what-is-the-impact-resistance-of-pvc-foil","status":"publish","type":"post","link":"https:\/\/ecopvcfilm.com\/cs\/what-is-the-impact-resistance-of-pvc-foil\/","title":{"rendered":"Jak\u00e1 je odolnost PVC f\u00f3lie proti n\u00e1razu?"},"content":{"rendered":"<h1>Jak\u00e1 je odolnost PVC f\u00f3lie proti n\u00e1razu?<\/h1>\n<p>PVC f\u00f3lie m\u00e1 dobrou odolnost proti n\u00e1razu. Jeho v\u00fdkon se li\u0161\u00ed v z\u00e1vislosti na faktorech, jako je typ materi\u00e1lu, sc\u00e9n\u00e1\u0159 aplikace a proces p\u0159\u00edpravy, ve srovn\u00e1n\u00ed s jin\u00fdmi typy f\u00f3li\u00ed, jako je PET, PE atd. Celkov\u011b je v\u0161ak odolnost PVC f\u00f3lie v\u016f\u010di n\u00e1razu stabiln\u011bj\u0161\u00ed. D\u00e1le podrobn\u011b vysv\u011btl\u00edme v\u00fdkonnostn\u00ed rozd\u00edly mezi nimi a pro\u010d m\u00e1 PVC f\u00f3lie stabiln\u011bj\u0161\u00ed odolnost proti n\u00e1razu.<\/p>\n<h2>PVC f\u00f3lie VS PET f\u00f3lie<\/h2>\n<p>Za norm\u00e1ln\u00edch teplot je r\u00e1zov\u00e1 hou\u017eevnatost PVC f\u00f3lie obvykle stabiln\u011bj\u0161\u00ed ne\u017e PET f\u00f3lie, co\u017e souvis\u00ed p\u0159edev\u0161\u00edm s molekul\u00e1rn\u00ed strukturou, materi\u00e1lov\u00fdmi vlastnostmi a pou\u017eit\u00edm zm\u011bk\u010dovadel obou materi\u00e1l\u016f. D\u016fvody jsou n\u00e1sleduj\u00edc\u00ed:<\/p>\n<h3>Molekul\u00e1rn\u00ed struktura materi\u00e1l\u016f<\/h3>\n<ul>\n<li><strong>PVC (polyvinylchlorid)<\/strong>: Pol\u00e1rn\u00ed atomy chloru na molekul\u00e1rn\u00edm \u0159et\u011bzci PVC poskytuj\u00ed vy\u0161\u0161\u00ed kohezn\u00ed s\u00edlu, d\u00edky \u010demu\u017e m\u00e1 materi\u00e1l dobrou pru\u017enost, co\u017e vede k ur\u010dit\u00e9 elasticit\u011b materi\u00e1lu, m\u016f\u017ee tlumit n\u00e1razovou s\u00edlu a materi\u00e1l nen\u00ed snadn\u00e9 zlomit.<\/li>\n<li><strong>PET (polyethylentereftal\u00e1t)<\/strong>: Jeho molekul\u00e1rn\u00ed \u0159et\u011bzce jsou uspo\u0159\u00e1d\u00e1ny pevn\u011b a pravideln\u011b a jeho molekul\u00e1rn\u00ed struktura m\u00e1 vysokou tuhost a pevnost, tak\u017ee m\u00e1 dobrou pevnost a tuhost. Za norm\u00e1ln\u00edch teplot v\u0161ak jeho pru\u017enost nen\u00ed tak dobr\u00e1 jako u PVC a p\u0159i n\u00e1razu je n\u00e1chyln\u011bj\u0161\u00ed ke k\u0159ehk\u00e9mu lomu.<\/li>\n<\/ul>\n<h3>Efekt zm\u011bk\u010dovadla<\/h3>\n<ul>\n<li><strong>PVC f\u00f3lie<\/strong>: Plastifik\u00e1tory mohou oslabit s\u00edlu mezi molekul\u00e1rn\u00edmi \u0159et\u011bzci a zv\u00fd\u0161it pru\u017enost materi\u00e1lu. P\u0159i n\u00e1razu pom\u00e1h\u00e1 zm\u011bk\u010dovadlo molekul\u00e1rn\u00edmu \u0159et\u011bzci pohybovat se, \u010d\u00edm\u017e absorbuje a rozptyluje energii n\u00e1razu, tak\u017ee PVC f\u00f3lie m\u00e1 p\u0159i n\u00e1razu v\u011bt\u0161\u00ed \u201etlumiv\u00fd\u201c efekt, \u010d\u00edm\u017e zabra\u0148uje zk\u0159ehnut\u00ed nebo rozbit\u00ed materi\u00e1lu.<\/li>\n<li><strong>PET f\u00f3lie<\/strong>: V PET f\u00f3lii se obvykle nepou\u017e\u00edvaj\u00ed zm\u011bk\u010dovadla, co\u017e \u010din\u00ed jej\u00ed molekul\u00e1rn\u00ed strukturu tu\u017e\u0161\u00ed. P\u0159i p\u016fsoben\u00ed vn\u011bj\u0161\u00ed s\u00edly nem\u00e1 PET f\u00f3lie prostor pro flexibiln\u00ed nastaven\u00ed, tak\u017ee vykazuje v\u011bt\u0161\u00ed k\u0159ehkost.<\/li>\n<\/ul>\n<h3>Vliv teploty<\/h3>\n<ul>\n<li><strong>PVC f\u00f3lie<\/strong>: Jeho molekul\u00e1rn\u00ed struktura si st\u00e1le m\u016f\u017ee zachovat ur\u010ditou flexibilitu v norm\u00e1ln\u00edm teplotn\u00edm rozsahu, tak\u017ee PVC f\u00f3lie m\u00e1 dobrou schopnost absorbovat n\u00e1razy p\u0159i r\u016fzn\u00fdch teplot\u00e1ch.<\/li>\n<li><strong>PET f\u00f3lie<\/strong>: R\u00e1zov\u00e1 odolnost PET f\u00f3lie je v\u00edce z\u00e1visl\u00e1 na teplot\u011b, zvl\u00e1\u0161t\u011b p\u0159i ni\u017e\u0161\u00edch teplot\u00e1ch se PET f\u00f3lie stane k\u0159eh\u010d\u00ed.<\/li>\n<\/ul>\n<h3>Schopnost rozptylovat stres<\/h3>\n<ul>\n<li><strong>PVC f\u00f3lie<\/strong>: Molekuly PVC maj\u00ed ur\u010ditou elasticitu. P\u0159i n\u00e1razu m\u016f\u017ee PVC f\u00f3lie svou pru\u017enost\u00ed rozpt\u00fdlit nap\u011bt\u00ed na v\u011bt\u0161\u00ed plochu, vyhnout se m\u00edstn\u00ed koncentraci nap\u011bt\u00ed a udr\u017eet si tak stabiln\u00ed odolnost proti n\u00e1razu.<\/li>\n<li><strong>PET f\u00f3lie<\/strong>: Vzhledem ke sv\u00e9 vysok\u00e9 tuhosti je PET f\u00f3lie n\u00e1chyln\u00e1 ke koncentraci nap\u011bt\u00ed v m\u00edst\u011b nap\u011bt\u00ed. Tato koncentrace nap\u011bt\u00ed urychl\u00ed m\u00edstn\u00ed destrukci materi\u00e1lu a povede k nestabiln\u00ed odolnosti proti n\u00e1razu.<\/li>\n<\/ul>\n<h2>PVC f\u00f3lie VS PE f\u00f3lie<\/h2>\n<p>PE f\u00f3lie je semikrystalick\u00fd materi\u00e1l a jeho molekul\u00e1rn\u00ed struktura obsahuje krystalick\u00e9 a amorfn\u00ed oblasti. D\u00edky t\u00e9to struktu\u0159e je PE f\u00f3lie vysoce flexibiln\u00ed. Jeho molekul\u00e1rn\u00ed \u0159et\u011bzec je dlouh\u00fd a vysoce flexibiln\u00ed, co\u017e znamen\u00e1, \u017ee p\u0159i n\u00e1razu m\u016f\u017ee absorbovat energii pohybem molekul\u00e1rn\u00edch \u0159et\u011bzc\u016f. D\u00edky t\u00e9to flexibilit\u011b m\u00e1 PE f\u00f3lie vynikaj\u00edc\u00ed schopnost absorbovat n\u00e1razy.<\/p>\n<p>Nav\u00edc molekul\u00e1rn\u00ed struktura PE f\u00f3lie nen\u00ed pol\u00e1rn\u00ed a interakce mezi molekul\u00e1rn\u00edmi \u0159et\u011bzci je slab\u00e1, co\u017e ji \u010din\u00ed vysoce ta\u017enou a deformovatelnou. P\u0159i n\u00e1razu m\u016f\u017ee PE f\u00f3lie absorbovat energii n\u00e1razu prost\u0159ednictv\u00edm velk\u00e9 deformace a sn\u00ed\u017eit riziko po\u0161kozen\u00ed.<\/p>\n<p>Proto m\u016f\u017ee PE f\u00f3lie odolat velk\u00e9 roztahovac\u00ed a deforma\u010dn\u00ed kapacit\u011b a m\u00e1 tak\u00e9 vynikaj\u00edc\u00ed odolnost proti roztr\u017een\u00ed. T\u00edm se PE f\u00f3lie za ur\u010dit\u00fdch podm\u00ednek prop\u00edchne nebo po\u0161kod\u00ed a nen\u00ed snadn\u00e9 ji odtrhnout od po\u0161kozen\u00e9ho m\u00edsta. Proto je jeho hou\u017eevnatost hor\u0161\u00ed ne\u017e u f\u00f3lie z PVC, ale jej\u00ed tuhost a tvrdost nen\u00ed tak dobr\u00e1 jako u f\u00f3lie z PVC a jej\u00ed v\u00fdkon je lep\u0161\u00ed v prost\u0159ed\u00ed s n\u00edzkou teplotou, tak\u017ee je obvykle vhodn\u00fd pro obalov\u00e9 a ochrann\u00e9 materi\u00e1ly v mrazu a p\u0159i n\u00edzk\u00fdch teplot\u00e1ch. prost\u0159ed\u00ed.<\/p>\n<p>V prost\u0159ed\u00ed s pokojovou teplotou je v\u00fdkon PVC f\u00f3lie relativn\u011b dlouhotrvaj\u00edc\u00ed, a to i po dlouh\u00e9 dob\u011b nebo opakovan\u00e9m n\u00e1razu, nen\u00ed snadno po\u0161kozen akumulovanou n\u00e1razovou silou, m\u016f\u017ee si st\u00e1le zachovat dobr\u00fd tvar a kompletn\u00ed strukturu a nebude snadno deformovat.<\/p>","protected":false},"excerpt":{"rendered":"<p>What is the Impact Resistance of PVC Foil? PVC foil has good impact resistance. Its performance varies depending on factors such as material type, application scenario, and preparation process, compared with other types of films, such as PET, PE, etc. But overall, the impact resistance of PVC film is more stable. Next, we will explain [&hellip;]<\/p>","protected":false},"author":1,"featured_media":3277,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3267","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/ecopvcfilm.com\/cs\/wp-json\/wp\/v2\/posts\/3267","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecopvcfilm.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ecopvcfilm.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ecopvcfilm.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ecopvcfilm.com\/cs\/wp-json\/wp\/v2\/comments?post=3267"}],"version-history":[{"count":2,"href":"https:\/\/ecopvcfilm.com\/cs\/wp-json\/wp\/v2\/posts\/3267\/revisions"}],"predecessor-version":[{"id":3269,"href":"https:\/\/ecopvcfilm.com\/cs\/wp-json\/wp\/v2\/posts\/3267\/revisions\/3269"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecopvcfilm.com\/cs\/wp-json\/wp\/v2\/media\/3277"}],"wp:attachment":[{"href":"https:\/\/ecopvcfilm.com\/cs\/wp-json\/wp\/v2\/media?parent=3267"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ecopvcfilm.com\/cs\/wp-json\/wp\/v2\/categories?post=3267"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ecopvcfilm.com\/cs\/wp-json\/wp\/v2\/tags?post=3267"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}