{"id":525,"date":"2025-06-30T02:15:50","date_gmt":"2025-06-30T02:15:50","guid":{"rendered":"https:\/\/www.coefficientfriction.com\/?p=525"},"modified":"2025-06-30T02:15:51","modified_gmt":"2025-06-30T02:15:51","slug":"coefficient-of-friction-pvc-testing-guide-based-on-astm-d1894-and-iso-8295","status":"publish","type":"post","link":"https:\/\/www.coefficientfriction.com\/cs\/coefficient-of-friction-pvc-testing-guide-based-on-astm-d1894-and-iso-8295","title":{"rendered":"P\u0159\u00edru\u010dka pro testov\u00e1n\u00ed koeficientu t\u0159en\u00ed PVC podle norem ASTM D1894 a ISO 8295"},"content":{"rendered":"<h2 class=\"wp-block-heading\"><strong>I<\/strong>\u00davod do testov\u00e1n\u00ed sou\u010dinitele t\u0159en\u00ed PVC<\/h2>\n\n\n\n<p>Na str\u00e1nk\u00e1ch <em>koeficient t\u0159en\u00ed PVC<\/em> je kritick\u00fdm parametrem pro f\u00f3lie a f\u00f3lie z PVC, zejm\u00e9na v obalech, zdravotnick\u00fdch prost\u0159edc\u00edch a pr\u016fmyslov\u00fdch aplikac\u00edch. T\u0159en\u00ed ovliv\u0148uje chov\u00e1n\u00ed materi\u00e1l\u016f p\u0159i zpracov\u00e1n\u00ed, stohov\u00e1n\u00ed nebo p\u0159i kone\u010dn\u00e9m pou\u017eit\u00ed. Pochopen\u00ed a p\u0159esn\u00e9 m\u011b\u0159en\u00ed t\u00e9to vlastnosti zaji\u0161\u0165uje konzistenci a spolehlivost p\u0159i kontrole kvality.<\/p>\n\n\n\n<p>Dv\u011b mezin\u00e1rodn\u011b uzn\u00e1van\u00e9 normy.<em>ASTM D1894<\/em> a <em>ISO 8295<\/em>-poskytnout strukturovan\u00e9 postupy pro stanoven\u00ed statick\u00fdch a kinetick\u00fdch koeficient\u016f t\u0159en\u00ed. Tento \u010dl\u00e1nek v\u00e1s provede procesem zkou\u0161en\u00ed, v\u00fdb\u011brem p\u0159\u00edstroj\u016f a interpretac\u00ed v\u00fdsledk\u016f se zvl\u00e1\u0161tn\u00edm zam\u011b\u0159en\u00edm na materi\u00e1ly z PVC.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">Porozum\u011bn\u00ed norm\u011b ASTM D1894: Zkou\u0161ky t\u0159en\u00ed na PVC f\u00f3lii<\/h2>\n\n\n\n<p><br><em>ASTM D1894<\/em> se \u0161iroce pou\u017e\u00edv\u00e1 v plastik\u00e1\u0159sk\u00e9m pr\u016fmyslu k m\u011b\u0159en\u00ed jak <strong>statick\u00e9<\/strong> a <strong>kinetick\u00e9<\/strong> sou\u010dinitel t\u0159en\u00ed plastov\u00fdch f\u00f3li\u00ed v\u010detn\u011b PVC.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">V\u00fdznam normy ASTM D1894<\/h3>\n\n\n\n<p>Tato norma se zam\u011b\u0159uje na <strong>kluzn\u00e9 vlastnosti<\/strong> plastov\u00fdch f\u00f3li\u00ed. Tyto vlastnosti jsou d\u016fle\u017eit\u00e9 zejm\u00e9na u PVC f\u00f3li\u00ed pou\u017e\u00edvan\u00fdch v obalov\u00e9m pr\u016fmyslu, kde povrchov\u00e9 t\u0159en\u00ed ovliv\u0148uje manipulaci s materi\u00e1lem a jeho zpracovatelnost. Norma rovn\u011b\u017e zohled\u0148uje re\u00e1ln\u00e9 podm\u00ednky, jako je teplota okol\u00ed a v\u00fdkv\u011bt povrchu zp\u016fsoben\u00fd kluzn\u00fdmi p\u0159\u00edsadami.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Kl\u00ed\u010dov\u00e9 body testovac\u00edho postupu<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Rozm\u011bry vzorku:<\/strong> Z\u00e1kladn\u00ed f\u00f3lie (na rovin\u011b) je obvykle o\u0159\u00edznuta na 250 \u00d7 130 mm, zat\u00edmco f\u00f3lie p\u0159ipevn\u011bn\u00e1 k s\u00e1\u0148k\u00e1m m\u00e1 \u010dtverec 120 mm.<\/li>\n\n\n\n<li><strong>Mont\u00e1\u017en\u00ed f\u00f3lie:<\/strong> Ujist\u011bte se, \u017ee jsou ob\u011b f\u00f3lie bez z\u00e1hyb\u016f. Sm\u011br stroje by m\u011bl b\u00fdt rovnob\u011b\u017en\u00fd s pohybem san\u00ed.<\/li>\n\n\n\n<li><strong>Testovac\u00ed rychlost:<\/strong> 150 \u00b1 30 mm\/min<\/li>\n\n\n\n<li><strong>Statick\u00fd koeficient:<\/strong> Ur\u010duje se podle maxim\u00e1ln\u00ed s\u00edly pot\u0159ebn\u00e9 k zah\u00e1jen\u00ed pohybu.<\/li>\n\n\n\n<li><strong>Kinetick\u00fd koeficient:<\/strong> Vypo\u010d\u00edt\u00e1 se z pr\u016fm\u011brn\u00e9 s\u00edly p\u0159i trval\u00e9m pohybu.<\/li>\n<\/ul>\n\n\n\n<p>Je t\u0159eba db\u00e1t na to, aby nedo\u0161lo ke zne\u010di\u0161t\u011bn\u00ed a deformaci, kter\u00e9 mohou ovlivnit hodnoty t\u0159en\u00ed. Je tak\u00e9 d\u016fle\u017eit\u00e9 testovat \u010derstv\u00e9 povrchy, aby se p\u0159ede\u0161lo nesrovnalostem zp\u016fsoben\u00fdm st\u00e1rnut\u00edm nebo migrac\u00ed p\u0159\u00edsad.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">ISO 8295 a koeficient t\u0159en\u00ed u materi\u00e1l\u016f z PVC<\/h2>\n\n\n\n<p><br><em>ISO 8295<\/em> nab\u00edz\u00ed paraleln\u00ed p\u0159\u00edstup k m\u011b\u0159en\u00ed <em>koeficient t\u0159en\u00ed PVC<\/em>, kter\u00e1 se z hlediska vybaven\u00ed a z\u00e1sad dob\u0159e shoduje s normou ASTM D1894, av\u0161ak s drobn\u00fdmi procesn\u00edmi rozd\u00edly.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Princip normy ISO 8295<\/h3>\n\n\n\n<p>Test m\u011b\u0159\u00ed s\u00edlu pot\u0159ebnou k posunut\u00ed jedn\u00e9 PVC f\u00f3lie p\u0159es druhou nebo p\u0159es jin\u00fd materi\u00e1l za kontrolovan\u00fdch podm\u00ednek. V\u00fdsledky zahrnuj\u00ed <strong>statick\u00e9<\/strong> a <strong>dynamick\u00fd<\/strong> koeficienty t\u0159en\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00davahy o testov\u00e1n\u00ed<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kontakt Tlak:<\/strong> Mus\u00ed b\u00fdt zaji\u0161t\u011bn rovnom\u011brn\u00fd tlak.<\/li>\n\n\n\n<li><strong>Hmotnost a plocha san\u00ed:<\/strong> S\u00e1\u0148ky by m\u011bly odpov\u00eddat standardn\u00edm parametr\u016fm (b\u011b\u017en\u011b 200 g s kontaktn\u00ed plochou 50 \u00d7 63,5 mm).<\/li>\n\n\n\n<li><strong>Film na film nebo film na kov:<\/strong> Ob\u011b konfigurace jsou p\u0159\u00edpustn\u00e9, ale v\u00fdsledky se li\u0161\u00ed v z\u00e1vislosti na kontaktn\u00ed plo\u0161e materi\u00e1lu.<\/li>\n\n\n\n<li><strong>Povrchov\u00e1 \u00faprava:<\/strong> Zajist\u011bte, aby se zkou\u0161ky prov\u00e1d\u011bly za stejn\u00fdch atmosf\u00e9rick\u00fdch podm\u00ednek, jak\u00e9 byly pou\u017eity pro p\u0159edb\u011b\u017enou p\u0159\u00edpravu vzork\u016f.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdb\u011br spr\u00e1vn\u00e9ho za\u0159\u00edzen\u00ed pro testov\u00e1n\u00ed t\u0159en\u00ed PVC<\/h2>\n\n\n\n<p><br>Zaji\u0161t\u011bn\u00ed p\u0159esn\u00e9ho a reprodukovateln\u00e9ho testov\u00e1n\u00ed, <strong>p\u0159esn\u00e9 p\u0159\u00edstroje<\/strong> jsou z\u00e1sadn\u00ed. Pro <em>koeficient t\u0159en\u00ed PVC<\/em> testov\u00e1n\u00ed. <strong>Tester koeficientu t\u0159en\u00ed COF-01<\/strong> z <strong>Cell Instruments<\/strong> se doporu\u010duje.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pro\u010d si vybrat tester COF-01?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Dodr\u017eov\u00e1n\u00ed p\u0159edpis\u016f:<\/strong> Pln\u011b vyhovuje norm\u00e1m ASTM D1894 a ISO 8295.<\/li>\n\n\n\n<li><strong>P\u0159esnost:<\/strong> Sn\u00edma\u010de zat\u00ed\u017een\u00ed s vysok\u00fdm rozli\u0161en\u00edm zaji\u0161\u0165uj\u00ed p\u0159esn\u00e9 m\u011b\u0159en\u00ed s\u00edly<\/li>\n\n\n\n<li><strong>V\u0161estrannost:<\/strong> Podporuje testov\u00e1n\u00ed f\u00f3lie na f\u00f3lii a f\u00f3lie na kov.<\/li>\n\n\n\n<li><strong>Snadn\u00e9 pou\u017e\u00edv\u00e1n\u00ed:<\/strong> Intuitivn\u00ed softwarov\u00e9 rozhran\u00ed a automatizovan\u00e9 vykazov\u00e1n\u00ed dat<\/li>\n\n\n\n<li><strong>Mo\u017enost p\u0159izp\u016fsoben\u00ed:<\/strong> Cell Instruments nab\u00edz\u00ed tak\u00e9 \u0159e\u0161en\u00ed na m\u00edru pro nestandardn\u00ed velikosti vzork\u016f nebo podm\u00ednky prost\u0159ed\u00ed.<\/li>\n<\/ul>\n\n\n\n<p>Toto profesion\u00e1ln\u00ed vybaven\u00ed pom\u00e1h\u00e1 zajistit konzistentn\u00ed a spolehliv\u00e9 v\u00fdsledky test\u016f a podporuje p\u0159\u00edsn\u00e9 po\u017eadavky na kontrolu kvality.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">Osv\u011bd\u010den\u00e9 postupy pro spolehliv\u00e9 v\u00fdsledky<\/h2>\n\n\n\n<p><br>Chcete-li zajistit d\u016fv\u011bryhodn\u00e9 \u00fadaje o t\u0159en\u00ed ze vzork\u016f PVC, dodr\u017eujte tyto osv\u011bd\u010den\u00e9 postupy:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Testov\u00e1n\u00ed \u010derstv\u00fdch vzork\u016f:<\/strong> St\u00e1rnut\u00ed m\u016f\u017ee ovlivnit kluzn\u00e9 p\u0159\u00edsady a vlastnosti povrchu.<\/li>\n\n\n\n<li><strong>Vyhn\u011bte se kontaminaci:<\/strong> Otisky prst\u016f, prach nebo olej mohou zkreslit v\u00fdsledky.<\/li>\n\n\n\n<li><strong>Testov\u00e1n\u00ed v konzistentn\u00edch podm\u00ednk\u00e1ch:<\/strong> Dodr\u017eujte stejnou teplotu a vlhkost jako p\u0159i kondicionov\u00e1n\u00ed<\/li>\n\n\n\n<li><strong>Opakovatelnost:<\/strong> Pro statistickou v\u00fdznamnost pou\u017eijte nejm\u00e9n\u011b p\u011bt testovan\u00fdch vzork\u016f.<\/li>\n\n\n\n<li><strong>Pravideln\u00e1 kalibrace:<\/strong> Zajistit pravidelnou kalibraci za\u0159\u00edzen\u00ed podle certifikovan\u00fdch norem.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">Z\u00e1v\u011br<\/h2>\n\n\n\n<p><br>Testov\u00e1n\u00ed <em>koeficient t\u0159en\u00ed PVC<\/em> je nezbytn\u00fd pro v\u00fdrobce a pracovn\u00edky kontroly kvality v oblasti balen\u00ed, zpracov\u00e1n\u00ed f\u00f3li\u00ed a pr\u016fmyslov\u00fdch materi\u00e1l\u016f. N\u00e1sleduj\u00edc\u00ed str\u00e1nky <strong>ASTM D1894<\/strong> a <strong>ISO 8295<\/strong> zaji\u0161\u0165uje konzistentn\u00ed a celosv\u011btov\u011b uzn\u00e1vanou metodu hodnocen\u00ed.<\/p>\n\n\n\n<p>Pomoc\u00ed <strong>Cell Instruments' COF-01 Tester sou\u010dinitele t\u0159en\u00ed<\/strong>, m\u016f\u017eete efektivn\u011b a s jistotou vyhodnocovat kluzn\u00e9 vlastnosti PVC f\u00f3li\u00ed. To umo\u017e\u0148uje lep\u0161\u00ed v\u00fdb\u011br materi\u00e1lu, lep\u0161\u00ed \u0159\u00edzen\u00ed procesu a vy\u0161\u0161\u00ed v\u00fdkonnost v\u00fdrobk\u016f.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">Kl\u00ed\u010dov\u00e9 poznatky<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Na str\u00e1nk\u00e1ch <em>koeficient t\u0159en\u00ed PVC<\/em> p\u0159\u00edmo ovliv\u0148uje efektivitu balic\u00ed linky a pou\u017eitelnost v\u00fdrobk\u016f.<\/li>\n\n\n\n<li>Normy <strong>ASTM D1894<\/strong> a <strong>ISO 8295<\/strong> poskytovat komplexn\u00ed testovac\u00ed postupy.<\/li>\n\n\n\n<li><strong>Tester COF-01<\/strong> z <strong>Cell Instruments<\/strong> zaji\u0161\u0165uje kompatibiln\u00ed, p\u0159esn\u00e9 a opakovateln\u00e9 v\u00fdsledky.<\/li>\n\n\n\n<li>Spr\u00e1vn\u00e1 manipulace se vzorky, testovac\u00ed prost\u0159ed\u00ed a kalibrace jsou rozhoduj\u00edc\u00ed pro z\u00edsk\u00e1n\u00ed spolehliv\u00fdch \u00fadaj\u016f.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Pr\u016fvodce zkou\u0161en\u00edm koeficientu t\u0159en\u00ed\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/wjEaNctP0KU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>","protected":false},"excerpt":{"rendered":"<p>\u00davod do testov\u00e1n\u00ed sou\u010dinitele t\u0159en\u00ed PVC Sou\u010dinitel t\u0159en\u00ed PVC je kritick\u00fdm parametrem vlastnost\u00ed PVC f\u00f3li\u00ed a f\u00f3li\u00ed, zejm\u00e9na v obalech, zdravotnick\u00fdch prost\u0159edc\u00edch a pr\u016fmyslov\u00fdch aplikac\u00edch. T\u0159en\u00ed ovliv\u0148uje chov\u00e1n\u00ed materi\u00e1l\u016f p\u0159i zpracov\u00e1n\u00ed, stohov\u00e1n\u00ed nebo p\u0159i kone\u010dn\u00e9m pou\u017eit\u00ed. Pochopen\u00ed a p\u0159esn\u00e9 m\u011b\u0159en\u00ed t\u00e9to vlastnosti zaji\u0161\u0165uje konzistenci a spolehlivost p\u0159i kontrole kvality. Dva [...]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-525","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Coefficient of Friction PVC Testing - ASTM D1894 and ISO 8295 - Coefficient of Friction Tester<\/title>\n<meta name=\"description\" content=\"Test the coefficient of friction PVC according to ASTM D1894 and ISO 8295. 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