{"id":9310,"date":"2026-02-02T11:23:36","date_gmt":"2026-02-02T03:23:36","guid":{"rendered":"https:\/\/www.packqc.com\/applications\/tearing-strength-of-fabrics-by-falling-pendulum\/"},"modified":"2026-03-16T15:38:40","modified_gmt":"2026-03-16T07:38:40","slug":"tearing-strength-of-fabrics-by-falling-pendulum","status":"publish","type":"applications","link":"https:\/\/www.packqc.com\/cs\/applications\/tearing-strength-of-fabrics-by-falling-pendulum\/","title":{"rendered":"Pevnost tkanin p\u0159i roztr\u017een\u00ed padaj\u00edc\u00edm kyvadlem"},"content":{"rendered":"<p>The <strong data-start=\"510\" data-end=\"561\">Pevnost tkanin p\u0159i roztr\u017een\u00ed padaj\u00edc\u00edm kyvadlem<\/strong> je z\u00e1kladn\u00edm testem, kter\u00fd ur\u010duje, jak dob\u0159e tkaniny odol\u00e1vaj\u00ed roztr\u017een\u00ed p\u0159i nam\u00e1h\u00e1n\u00ed. Tato metoda je d\u016fle\u017eit\u00e1 zejm\u00e9na pro materi\u00e1ly pou\u017e\u00edvan\u00e9 v textili\u00edch, kter\u00e9 mus\u00ed dob\u0159e fungovat p\u0159i mechanick\u00e9m nam\u00e1h\u00e1n\u00ed, jako jsou bezpe\u010dnostn\u00ed za\u0159\u00edzen\u00ed, \u010daloun\u011bn\u00ed a pr\u016fmyslov\u00e9 tkaniny. <strong data-start=\"831\" data-end=\"845\">ASTM D1424<\/strong>, kter\u00fd popisuje postup m\u011b\u0159en\u00ed pevnosti tkaniny v roztr\u017een\u00ed pomoc\u00ed <strong data-start=\"920\" data-end=\"965\">P\u0159\u00edstroj s padaj\u00edc\u00edm kyvadlem Elmendorfova typu<\/strong>, je nej\u010dast\u011bji pou\u017e\u00edvanou normou v t\u00e9to oblasti.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM D1424: Norma pro zkou\u0161en\u00ed odolnosti tkaniny proti roztr\u017een\u00ed<\/h2>\n\n\n\n<p><strong data-start=\"1078\" data-end=\"1092\">ASTM D1424<\/strong> definuje metodu pro ur\u010den\u00ed <strong data-start=\"1132\" data-end=\"1151\">odolnost proti roztr\u017een\u00ed<\/strong> tkaniny pomoc\u00ed <strong data-start=\"1170\" data-end=\"1200\">p\u0159\u00edstroj s padaj\u00edc\u00edm kyvadlem<\/strong>. Tato metoda spo\u010d\u00edv\u00e1 v m\u011b\u0159en\u00ed s\u00edly pot\u0159ebn\u00e9 k roz\u0161\u00ed\u0159en\u00ed trhliny ve vzorku tkaniny po vytvo\u0159en\u00ed po\u010d\u00e1te\u010dn\u00edho \u0159ezu. Na adrese . <strong data-start=\"1326\" data-end=\"1351\">Elmendorfova metoda trh\u00e1n\u00ed<\/strong> se pou\u017e\u00edv\u00e1 k posouzen\u00ed odolnosti tkaniny proti \u0161\u00ed\u0159en\u00ed trhlin, co\u017e je rozhoduj\u00edc\u00ed pro ur\u010den\u00ed trvanlivosti materi\u00e1l\u016f pou\u017e\u00edvan\u00fdch v r\u016fzn\u00fdch aplikac\u00edch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Co je Elmendorfova slza?<\/h2>\n\n\n\n<p>The <strong data-start=\"1540\" data-end=\"1558\">Elmendorfova slza<\/strong> test m\u011b\u0159\u00ed <strong data-start=\"1577\" data-end=\"1594\">pevnost v roztr\u017een\u00ed<\/strong> tkaniny p\u016fsoben\u00edm s\u00edly na p\u0159edem vy\u0159\u00edznutou \u0161t\u011brbinu ve vzorku tkaniny. S\u00edla pot\u0159ebn\u00e1 k pokra\u010dov\u00e1n\u00ed trh\u00e1n\u00ed se zaznamen\u00e1v\u00e1, co\u017e poskytuje cenn\u00e9 \u00fadaje o odolnosti tkaniny proti roztr\u017een\u00ed. Tato metoda je zvl\u00e1\u0161t\u011b u\u017eite\u010dn\u00e1 pro testov\u00e1n\u00ed tkan\u00fdch textili\u00ed, vrstven\u00fdch p\u0159ikr\u00fdvek, tkanin pro airbagy a dal\u0161\u00edch typ\u016f textili\u00ed b\u011b\u017en\u011b pou\u017e\u00edvan\u00fdch v komer\u010dn\u00edm i pr\u016fmyslov\u00e9m prost\u0159ed\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdznam pevnosti tkaniny v roztr\u017een\u00ed<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Testov\u00e1n\u00ed odolnosti tkaniny proti roztr\u017een\u00ed je d\u016fle\u017eit\u00e9 z n\u011bkolika d\u016fvod\u016f:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2083\" data-end=\"2097\">Trvanlivost<\/strong>: Tkaniny pou\u017e\u00edvan\u00e9 v kritick\u00fdch bezpe\u010dnostn\u00edch aplikac\u00edch mus\u00ed odol\u00e1vat mechanick\u00e9mu nam\u00e1h\u00e1n\u00ed, ani\u017e by se roztrhly. <strong data-start=\"2194\" data-end=\"2208\">ASTM D1424<\/strong> zaji\u0161\u0165uje, aby materi\u00e1ly spl\u0148ovaly pot\u0159ebn\u00e9 normy odolnosti.<\/li>\n\n\n\n<li><strong data-start=\"2275\" data-end=\"2294\">Kontrola kvality<\/strong>: V\u00fdrobci t\u00edmto testem ov\u011b\u0159uj\u00ed, zda jejich tkaniny spl\u0148uj\u00ed pr\u016fmyslov\u00e9 normy, a zaji\u0161\u0165uj\u00ed tak konzistentn\u00ed kvalitu v\u00fdrobk\u016f nap\u0159\u00ed\u010d v\u00fdrobn\u00edmi \u0161ar\u017eemi.<\/li>\n\n\n\n<li><strong data-start=\"2443\" data-end=\"2466\">V\u00fdkonnost produktu<\/strong>: Pro tkaniny pou\u017e\u00edvan\u00e9 ve v\u00fdrobc\u00edch, jako jsou airbagy, bezpe\u010dnostn\u00ed uniformy a pr\u016fmyslov\u00e9 plachty, <strong data-start=\"2553\" data-end=\"2570\">pevnost v roztr\u017een\u00ed<\/strong> m\u00e1 z\u00e1sadn\u00ed v\u00fdznam pro zaji\u0161t\u011bn\u00ed funk\u010dnosti tkaniny v re\u00e1ln\u00fdch podm\u00ednk\u00e1ch.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Zku\u0161ebn\u00ed postup: P\u0159\u00edstroj s padaj\u00edc\u00edm kyvadlem<\/h3>\n\n\n\n<p>Postup pro <strong data-start=\"2723\" data-end=\"2777\">m\u011b\u0159en\u00ed pevnosti tkaniny v roztr\u017een\u00ed pomoc\u00ed padaj\u00edc\u00edho kyvadla<\/strong> zahrnuje n\u011bkolik kl\u00ed\u010dov\u00fdch krok\u016f:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong data-start=\"2810\" data-end=\"2834\">P\u0159\u00edprava vzork\u016f<\/strong>: Vyst\u0159ihne se obd\u00e9ln\u00edkov\u00fd vzorek l\u00e1tky a uprost\u0159ed se ud\u011bl\u00e1 \u0161t\u011brbina. Vzorek se pot\u00e9 um\u00edst\u00ed mezi dv\u011b svorky.<\/li>\n\n\n\n<li><strong data-start=\"2962\" data-end=\"2982\">\u0160\u00ed\u0159en\u00ed slz<\/strong>: The <strong data-start=\"2988\" data-end=\"3018\">p\u0159\u00edstroj s padaj\u00edc\u00edm kyvadlem<\/strong> p\u016fsob\u00ed na vzorek \u0159\u00edzenou silou, kter\u00e1 zp\u016fsobuje \u0161\u00ed\u0159en\u00ed trhliny. S\u00edla pot\u0159ebn\u00e1 k pokra\u010dov\u00e1n\u00ed trh\u00e1n\u00ed se m\u011b\u0159\u00ed a zaznamen\u00e1v\u00e1.<\/li>\n\n\n\n<li><strong data-start=\"3163\" data-end=\"3182\">Sb\u011br dat<\/strong>: Test m\u011b\u0159\u00ed <strong data-start=\"3206\" data-end=\"3246\">s\u00edla pot\u0159ebn\u00e1 k \u0161\u00ed\u0159en\u00ed trhliny<\/strong>. V\u00fdsledky se pou\u017e\u00edvaj\u00ed k v\u00fdpo\u010dtu tkaniny. <strong data-start=\"3295\" data-end=\"3312\">pevnost v roztr\u017een\u00ed<\/strong> a vyhodnotit jeho odolnost proti roztr\u017een\u00ed p\u0159i nam\u00e1h\u00e1n\u00ed.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">Aplikace testu padaj\u00edc\u00edho kyvadla<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Norma ASTM D1424 se b\u011b\u017en\u011b pou\u017e\u00edv\u00e1 v textiln\u00edm pr\u016fmyslu a dal\u0161\u00edch odv\u011btv\u00edch, kde je d\u016fle\u017eit\u00e1 odolnost tkaniny:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"3527\" data-end=\"3552\">Textiln\u00ed v\u00fdroba<\/strong>: Pro kontrolu kvality tkanin, p\u0159ikr\u00fdvek a l\u00e1tek pro vzduchov\u00e9 pol\u0161t\u00e1\u0159e.<\/li>\n\n\n\n<li><strong data-start=\"3624\" data-end=\"3644\">Bezpe\u010dnostn\u00ed vybaven\u00ed<\/strong>: V materi\u00e1lech pou\u017e\u00edvan\u00fdch pro ochrann\u00e9 od\u011bvy, bezpe\u010dnostn\u00ed uniformy a dal\u0161\u00ed vysoce v\u00fdkonn\u00e9 aplikace.<\/li>\n\n\n\n<li><strong data-start=\"3749\" data-end=\"3771\">Pr\u016fmyslov\u00e9 tkaniny<\/strong>: Pro tkaniny pou\u017e\u00edvan\u00e9 v pr\u016fmyslov\u00fdch aplikac\u00edch, jako jsou plachty, stany a dal\u0161\u00ed v\u00fdrobky pro t\u011b\u017ek\u00e9 nasazen\u00ed.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Odb\u011br vzork\u016f a zku\u0161ebn\u00ed vzorky<\/h3>\n\n\n\n<p>Pro p\u0159esn\u00e9 v\u00fdsledky je t\u0159eba <strong data-start=\"3929\" data-end=\"3943\">ASTM D1424<\/strong> test vy\u017eaduje pe\u010dliv\u011b vybran\u00e9 vzorky:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"3988\" data-end=\"4002\">Vzorek \u0161ar\u017ee<\/strong>: Z v\u00fdrobn\u00ed d\u00e1vky se vybere ur\u010dit\u00fd po\u010det rol\u00ed nebo kus\u016f l\u00e1tky.<\/li>\n\n\n\n<li><strong data-start=\"4091\" data-end=\"4112\">Laboratorn\u00ed vzorek<\/strong>: Z l\u00e1tky se vyst\u0159ihne vzorek a p\u0159iprav\u00ed se vzorky s p\u0159esn\u00fdmi rozm\u011bry pro zkou\u0161ku.<\/li>\n<\/ul>\n\n\n\n<p><strong data-start=\"4216\" data-end=\"4224\">Pozn\u00e1mka<\/strong>: The <strong data-start=\"4230\" data-end=\"4254\">pevnost tkaniny v roztr\u017een\u00ed<\/strong> je p\u0159\u00edmo \u00fam\u011brn\u00e1 d\u00e9lce vzorku tkaniny, tak\u017ee pro spolehliv\u00e9 v\u00fdsledky je nezbytn\u00e1 p\u0159esn\u00e1 p\u0159\u00edprava vzorku.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Cell Instruments: vedouc\u00ed postaven\u00ed v testov\u00e1n\u00ed pevnosti v tahu<\/h2>\n\n\n\n<p>Na <strong data-start=\"4454\" data-end=\"4474\">Bun\u011b\u010dn\u00e9 n\u00e1stroje<\/strong>, poskytujeme vysoce kvalitn\u00ed <strong data-start=\"4500\" data-end=\"4528\"><a href=\"https:\/\/www.packqc.com\/cs\/products\/sld-01-elmendorf-tear-strength-tester\/\" target=\"_blank\" rel=\"noreferrer noopener\">zku\u0161ebn\u00ed stroje elemendorf<\/a><\/strong> kter\u00e9 jsou v souladu s <strong data-start=\"4550\" data-end=\"4564\"><a href=\"https:\/\/store.astm.org\/d1424-25.html\" rel=\"nofollow noopener\" target=\"_blank\">ASTM D1424<\/a><\/strong> standardn\u00ed. Na\u0161e str\u00e1nky <strong data-start=\"4579\" data-end=\"4609\">p\u0159\u00edstroj s padaj\u00edc\u00edm kyvadlem<\/strong> zaji\u0161\u0165uje p\u0159esn\u00e9 m\u011b\u0159en\u00ed <strong data-start=\"4641\" data-end=\"4670\">Odolnost proti roztr\u017een\u00ed Elmendorf<\/strong>, co\u017e v\u00fdrobc\u016fm umo\u017e\u0148uje testovat trvanlivost tkanin a udr\u017eovat kontrolu kvality v\u00fdrobk\u016f. D\u00edky na\u0161emu vysp\u011bl\u00e9mu vybaven\u00ed si m\u016f\u017eete b\u00fdt jisti spolehlivost\u00ed v\u00fdsledk\u016f test\u016f.<\/p>","protected":false},"excerpt":{"rendered":"<p>The Tearing Strength of Fabrics by Falling-Pendulum is an essential test for determining how well fabrics can resist tearing under stress. This method is particularly important for materials used in textiles that need to perform well under mechanical stress, such as safety equipment, upholstery, and industrial fabrics. ASTM D1424, which outlines the procedure for measuring [&hellip;]<\/p>","protected":false},"featured_media":8696,"parent":0,"template":"","meta":{"_acf_changed":true,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}}},"class_list":["post-9310","applications","type-applications","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/applications\/9310","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/applications"}],"about":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/types\/applications"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media\/8696"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media?parent=9310"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}