{"id":453,"date":"2024-12-23T06:47:34","date_gmt":"2024-12-23T06:47:34","guid":{"rendered":"https:\/\/www.wrapfilmtest.com\/?page_id=453"},"modified":"2025-01-13T09:10:44","modified_gmt":"2025-01-13T09:10:44","slug":"tensile-and-elongation-test","status":"publish","type":"page","link":"https:\/\/www.wrapfilmtest.com\/cs\/tensile-and-elongation-test","title":{"rendered":"Zkou\u0161ka tahem a prodlou\u017een\u00edm"},"content":{"rendered":"<div class=\"slider-wrapper relative\" id=\"slider-430627703\" >\n    <div class=\"slider slider-nav-circle slider-nav-large slider-nav-light slider-style-normal\"\n        data-flickity-options='{            \"cellAlign\": \"center\",            \"imagesLoaded\": true,            \"lazyLoad\": 1,            \"freeScroll\": false,            \"wrapAround\": true,            \"autoPlay\": 6000,            \"pauseAutoPlayOnHover\" : true,            \"prevNextButtons\": true,            \"contain\" : true,            \"adaptiveHeight\" : true,            \"dragThreshold\" : 10,            \"percentPosition\": true,            \"pageDots\": true,            \"rightToLeft\": false,            \"draggable\": true,            \"selectedAttraction\": 0.1,            \"parallax\" : 0,            \"friction\": 0.6        }'\n        >\n        \n\n\n  <div class=\"banner has-hover\" id=\"banner-598966624\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <div class=\"bg fill bg-fill\"><\/div>\n                        <div class=\"overlay\"><\/div>            \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n\n   <div id=\"text-box-813378802\" class=\"text-box banner-layer x50 md-x50 lg-x50 y50 md-y50 lg-y50 res-text\">\n                     <div data-animate=\"fadeInLeft\">           <div class=\"text-box-content text dark text-shadow-1\">\n              \n              <div class=\"text-inner text-center\">\n                  \n\n<h1>Zkou\u0161ka tahem a prodlou\u017een\u00edm<\/h1>\n<h2>\u2013 Z\u00e1kladn\u00ed anal\u00fdza mechanick\u00fdch vlastnost\u00ed pro v\u00fdkon zabalen\u00e9 f\u00f3lie<\/h2>\n<p>\u00a0<\/p>\n<div class=\"is-divider divider clearfix\" ><\/div>\n\n<a href=\"https:\/\/www.wrapfilmtest.com\/cs\/contact\/\" target=\"_blank\" class=\"button success box-shadow-3\" rel=\"noopener\"  >\n    <span>Vy\u017e\u00e1dejte si cenovou nab\u00eddku<\/span>\n  <\/a>\n\n\n\n              <\/div>\n           <\/div>\n       <\/div>                     \n<style>\n#text-box-813378802 {\n  width: 83%;\n}\n#text-box-813378802 .text-box-content {\n  font-size: 100%;\n}\n<\/style>\n    <\/div>\n \n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-598966624 {\n  padding-top: 30%;\n}\n#banner-598966624 .bg.bg-loaded {\n  background-image: url(https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Test-Price-768x224.webp);\n}\n#banner-598966624 .overlay {\n  background-color: rgba(0, 0, 0, 0.25);\n}\n#banner-598966624 .bg {\n  background-position: 71% 54%;\n}\n<\/style>\n  <\/div>\n\n\n\n     <\/div>\n\n     <div class=\"loading-spin dark large centered\"><\/div>\n\n\t<\/div>\n\n\n<div class=\"row align-middle\"  id=\"row-1696336404\">\n\n\n\t<div id=\"col-203632164\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h2 class=\"lead uppercase\" style=\"text-align: left;\">Testov\u00e1n\u00ed tahem a prodlou\u017een\u00edm pro obalov\u00e9 f\u00f3lie<\/h2>\n<p>Objevte kritickou roli testov\u00e1n\u00ed pevnosti v tahu a prodlou\u017een\u00ed p\u0159i zaji\u0161\u0165ov\u00e1n\u00ed, aby stretch f\u00f3lie spl\u0148ovaly pr\u016fmyslov\u00e9 normy odolnosti a v\u00fdkonu. Seznamte se s ASTM D882, ISO 527-3 a pokro\u010dil\u00fdmi testovac\u00edmi metodami pro pevnost v tahu, prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed a prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-915470238\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1225826985\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner image-cover dark\" style=\"padding-top:75%;\">\n\t\t\t<img decoding=\"async\" width=\"309\" height=\"400\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Tension-and-Stretch-Test-309x400.webp\" class=\"attachment-medium size-medium\" alt=\"Test nap\u011bt\u00ed a rozta\u017een\u00ed ovinovac\u00ed f\u00f3lie\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Tension-and-Stretch-Test-309x400.webp 309w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Tension-and-Stretch-Test-618x800.webp 618w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Tension-and-Stretch-Test-768x994.webp 768w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Tension-and-Stretch-Test-1187x1536.webp 1187w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Tension-and-Stretch-Test-1583x2048.webp 1583w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Tension-and-Stretch-Test-510x660.webp 510w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Tension-and-Stretch-Test-scaled.webp 1979w\" sizes=\"(max-width: 309px) 100vw, 309px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1225826985 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\t<section class=\"section\" id=\"section_1587079\">\n\t\t<div class=\"bg section-bg fill bg-fill\" >\n\n\t\t\t\n\t\t\t<div class=\"section-bg-overlay absolute fill\"><\/div>\n\t\t\t\n\t<div class=\"is-border\"\n\t\tstyle=\"border-color:rgb(235, 235, 235);border-width:1px 0px 0px 0px;\">\n\t<\/div>\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-968655588\">\n\n\n\t<div id=\"col-2005832653\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-2848039756\" class=\"text\">\n\t\t\n\n<h2 class=\"uppercase\">Pro\u010d je testov\u00e1n\u00ed pevnosti v tahu a prodlou\u017een\u00ed nezbytn\u00e9 pro obalov\u00e9 f\u00f3lie?<\/h2>\n\t\t\n<style>\n#text-2848039756 {\n  text-align: left;\n  color: rgb(253, 253, 253);\n}\n#text-2848039756 > * {\n  color: rgb(253, 253, 253);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-398409726\" class=\"col medium-8 small-12 large-8\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3030331251\" class=\"text\">\n\t\t\n\n<p>Ovinovac\u00ed f\u00f3lie, zejm\u00e9na stretch f\u00f3lie, jsou p\u0159i p\u0159eprav\u011b a manipulaci vystaveny mechanick\u00e9mu nam\u00e1h\u00e1n\u00ed. Testov\u00e1n\u00ed vlastnost\u00ed pevnosti v tahu a prodlou\u017een\u00ed zaji\u0161\u0165uje, \u017ee se f\u00f3lie mohou nat\u00e1hnout bez roztr\u017een\u00ed a poskytuj\u00ed bezpe\u010dn\u00e9 balen\u00ed.<\/p>\n<p>Ovinovac\u00ed f\u00f3lie jsou navr\u017eeny tak, aby se roztahovaly tahovou silou, co\u017e jim umo\u017e\u0148uje p\u0159izp\u016fsobit se zat\u00ed\u017een\u00ed nepravideln\u00e9ho tvaru p\u0159i zachov\u00e1n\u00ed trvanlivosti. Tato vlastnost sni\u017euje spot\u0159ebu materi\u00e1lu, ani\u017e by byla ohro\u017eena ochrana.<\/p>\n\t\t\n<style>\n#text-3030331251 {\n  color: rgb(255, 255, 255);\n}\n#text-3030331251 > * {\n  color: rgb(255, 255, 255);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1587079 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n}\n#section_1587079 .section-bg-overlay {\n  background-color: rgba(0,0,0,.5);\n}\n#section_1587079 .section-bg.bg-loaded {\n  background-image: url(https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-and-Elongation-Test.webp);\n}\n#section_1587079 .section-bg {\n  background-position: 7% 42%;\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"text-center\"><div class=\"is-divider divider clearfix\" ><\/div><\/div>\n\n\t<div id=\"text-126356993\" class=\"text\">\n\t\t\n\n<h2>Normy, kter\u00e9 definuj\u00ed testov\u00e1n\u00ed tahem a prodlou\u017een\u00edm<\/h2>\n\t\t\n<style>\n#text-126356993 {\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\t<section class=\"section\" id=\"section_1789002983\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\t<div class=\"is-border\"\n\t\tstyle=\"border-color:rgb(235, 235, 235);border-width:1px 0px 0px 0px;\">\n\t<\/div>\n\n\t\t<\/div>\n\n\t\t\t<div class=\"ux-shape-divider ux-shape-divider--top ux-shape-divider--style-arrow-2\">\n\t\t<svg viewbox=\"0 0 1000 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" preserveaspectratio=\"none\">\n\t<path class=\"ux-shape-fill\" d=\"M1000 100H0L0 96H480.929C482.255 96 483.527 95.4732 484.464 94.5355L497.879 81.1213C499.05 79.9497 500.95 79.9497 502.121 81.1213L515.536 94.5355C516.473 95.4732 517.745 96 519.071 96H1000V100Z\"\/>\n<\/svg>\n\t<\/div>\n\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-1737506800\">\n\n\n\t<div id=\"col-74744963\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\n\t\t<div class=\"icon-box featured-box icon-box-top text-left\"  >\n\t\t\t\t<div class=\"icon-box-text last-reset\">\n\t\t\t\t\t\t\t\t\t\n\n<h3>ASTM D882-Standardn\u00ed zku\u0161ebn\u00ed metoda pro tahov\u00e9 vlastnosti tenk\u00fdch plastov\u00fdch f\u00f3li\u00ed<\/h3>\n<div id=\"pdp-description\">\n<div class=\"astm-type-body--lead border-top mt-3 pt-2 adv-description\"><a style=\"font-size: 14.4px;\" href=\"https:\/\/www.astm.org\/d0882-18.html\">ASTM D882<\/a><span style=\"color: #555555; font-size: 14.4px;\"> standard se zam\u011b\u0159uje na tahov\u00e9 testov\u00e1n\u00ed tenk\u00fdch plastov\u00fdch film\u016f, p\u0159i\u010dem\u017e definuje parametry, jako je rychlost deformace, velikost vzorku a metody pod\u00e1v\u00e1n\u00ed zpr\u00e1v, aby byla zaji\u0161t\u011bna jednotnost.<\/span><\/div>\n<div>\n<p>\u00a0<\/p>\n<\/div>\n<\/div>\n\n\t\t<\/div>\n\t<\/div>\n\t\n\t\n<a class=\"button primary\"  >\n    <span>Zjist\u011bte v\u00edce o ASTM D882<\/span>\n  <\/a>\n\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1898590208\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3> Plasty \u2013 Stanoven\u00ed tahov\u00fdch vlastnost\u00ed \u010c\u00e1st 3: Zku\u0161ebn\u00ed podm\u00ednky pro f\u00f3lie a desky<\/h3>\n<p class=\"LC20lb MBeuO DKV0Md\"><a href=\"https:\/\/www.iso.org\/standard\/70307.html\" target=\"_blank\" rel=\"noopener\">ISO 527-3<\/a> je mezin\u00e1rodn\u011b uzn\u00e1van\u00fd standard pro vlastnosti v tahu, kter\u00fd zd\u016fraz\u0148uje chov\u00e1n\u00ed plastov\u00fdch f\u00f3li\u00ed p\u0159i nam\u00e1h\u00e1n\u00ed a prodlou\u017een\u00ed.<\/p>\n<a class=\"button primary\"  >\n    <span>Zjist\u011bte v\u00edce o ISO 527-3<\/span>\n  <\/a>\n\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1789002983 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n  background-color: rgb(245, 245, 245);\n}\n#section_1789002983 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_1789002983 .ux-shape-divider--top .ux-shape-fill {\n  fill: #7a9c59;\n}\n<\/style>\n\t<\/section>\n\t\n\n  <div class=\"banner has-hover\" id=\"banner-2144615552\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <div class=\"bg fill bg-fill\"><\/div>\n                        <div class=\"overlay\"><\/div>            \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n\n   <div id=\"text-box-80285277\" class=\"text-box banner-layer x5 md-x5 lg-x5 y50 md-y50 lg-y50 res-text\">\n                                <div class=\"text-box-content text dark\">\n              \n              <div class=\"text-inner text-left\">\n                  \n\n<h2 class=\"uppercase\"><strong>Jak se prov\u00e1d\u00ed zkou\u0161ka tahem a prodlou\u017een\u00edm<\/strong><\/h2>\n\n              <\/div>\n           <\/div>\n                            \n<style>\n#text-box-80285277 {\n  width: 60%;\n}\n#text-box-80285277 .text-box-content {\n  font-size: 100%;\n}\n@media (min-width:550px) {\n  #text-box-80285277 {\n    width: 50%;\n  }\n}\n<\/style>\n    <\/div>\n \n\t<div class=\"img has-hover x100 md-x100 lg-x100 y100 md-y100 lg-y100\" id=\"image_1762705999\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"528\" height=\"860\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-and-Elongation-Test.webp\" class=\"attachment-medium_large size-medium_large\" alt=\"Zkou\u0161ka tahem a prodlou\u017een\u00edm\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-and-Elongation-Test.webp 528w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-and-Elongation-Test-246x400.webp 246w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-and-Elongation-Test-491x800.webp 491w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-and-Elongation-Test-510x831.webp 510w\" sizes=\"(max-width: 528px) 100vw, 528px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1762705999 {\n  width: 33%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-2144615552 {\n  padding-top: 500px;\n}\n#banner-2144615552 .overlay {\n  background-color: rgba(0, 0, 0, 0.31);\n}\n<\/style>\n  <\/div>\n\n\n\t<section class=\"section\" id=\"section_999182388\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\t<div class=\"ux-shape-divider ux-shape-divider--top ux-shape-divider--style-curve-opacity ux-shape-divider--flip\">\n\t\t<svg viewbox=\"0 0 1000 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" preserveaspectratio=\"none\">\n\t\t<path class=\"ux-shape-fill\" opacity=\"0.15\" d=\"M0 14C0 14 88.64 17.48 300 50C560 90 814 77 1003 40L1015 68L1018 104H0V14Z\"\/>\n\t\t<path class=\"ux-shape-fill\" opacity=\"0.3\" d=\"M0 45C0 45 271 90.13 500 77C657 68 830 30 1015 14V100H0V45Z\"\/>\n\t\t<path class=\"ux-shape-fill\" d=\"M0 58C0 58 188.29 90 508 90C798 90 1002 55 1002 55V100H0V58Z\"\/>\n<\/svg>\n\t<\/div>\n\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row row-large align-center\"  id=\"row-1474683211\">\n\n\n\t<div id=\"col-351290049\" class=\"col medium-11 small-12 large-11\"  >\n\t\t\t\t<div class=\"col-inner text-right\"  >\n\t\t\t\n\t\t\t\n\n\n\t\t<div class=\"icon-box featured-box icon-box-top text-left\"  >\n\t\t\t\t<div class=\"icon-box-text last-reset\">\n\t\t\t\t\t\t\t\t\t\n\n<h3>P\u0159ehled testu<\/h3>\n<p><strong>Zkou\u0161ky tahem a prodlou\u017een\u00edm<\/strong> je z\u00e1kladn\u00ed metodou pro hodnocen\u00ed mechanick\u00fdch vlastnost\u00ed obalov\u00fdch f\u00f3li\u00ed, jako jsou stretch f\u00f3lie a dal\u0161\u00ed materi\u00e1ly. M\u011b\u0159\u00ed, jak materi\u00e1l reaguje na nap\u00ednac\u00ed s\u00edly, a poskytuje z\u00e1kladn\u00ed \u00fadaje, jako je nap\u0159 <strong>pevnost v tahu<\/strong>, <strong>ta\u017en\u00e1 s\u00edla<\/strong>, <strong>prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed<\/strong>a <strong>lomov\u00e9 prodlou\u017een\u00ed<\/strong>. Tyto parametry jsou kritick\u00e9 pro hodnocen\u00ed pevnosti, flexibility a zaji\u0161t\u011bn\u00ed kvality obalov\u00fdch produkt\u016f.<\/p>\n<h3>Popis testu<\/h3>\n<p>Vzorek jednotn\u00e9ho pr\u016f\u0159ezu se zat\u00ed\u017e\u00ed tahem pomoc\u00ed a <strong>mechanick\u00e9 zku\u0161ebn\u00ed stroje, jako nap\u0159 <a href=\"https:\/\/www.wrapfilmtest.com\/cs\/tensile-and-elongation-tester\/\" target=\"_blank\" rel=\"noopener\">Zkou\u0161e\u010dka tahu TST-01<\/a><\/strong>. B\u011bhem testu, <strong>platnost<\/strong> a\/nebo <strong>roz\u0161\u00ed\u0159en\u00ed<\/strong> jsou zaznamen\u00e1ny. P\u00e1r <strong>vzorov\u00e9 rukojeti<\/strong> se pou\u017e\u00edvaj\u00ed k uchycen\u00ed vzorku a tyto \u00fachyty aplikuj\u00ed tahov\u00e9 zat\u00ed\u017een\u00ed, kter\u00e9 zp\u016fsob\u00ed prodlou\u017een\u00ed vzorku. The <strong>roz\u0161\u00ed\u0159en\u00ed<\/strong> se pak m\u011b\u0159\u00ed bu\u010f p\u0159\u00edmo p\u0159es extenzometr, nebo nep\u0159\u00edmo prost\u0159ednictv\u00edm impuls\u016f motoru stroje, kter\u00e9 \u0159\u00edd\u00ed pohyb rukojet\u00ed.<\/p>\n<p>R\u016fzn\u00e9 kombinace <strong>odd\u011blen\u00ed \u00fachopu<\/strong> (vzd\u00e1lenost mezi \u00fachyty) a <strong>testovac\u00ed rychlost<\/strong> (rychlost, jakou jsou sv\u011brky odd\u011blov\u00e1ny) se pou\u017e\u00edvaj\u00ed k simulaci r\u016fzn\u00fdch testovac\u00edch podm\u00ednek. Tyto parametry mohou ovlivnit chov\u00e1n\u00ed materi\u00e1lu b\u011bhem testov\u00e1n\u00ed.<\/p>\n<p>Z testovac\u00edch dat vyplynuly d\u016fle\u017eit\u00e9 materi\u00e1lov\u00e9 vlastnosti jako nap\u0159 <strong>tahov\u00e9 nap\u011bt\u00ed<\/strong> (s\u00edla na jednotku plochy) a <strong>prodlou\u017een\u00ed<\/strong> (zv\u00fd\u0161en\u00ed d\u00e9lky) lze vypo\u010d\u00edtat. <strong>Nap\u011bt\u00ed v tahu<\/strong> se typicky ur\u010duje vyd\u011blen\u00edm s\u00edly aplikovan\u00e9 p\u016fvodn\u00ed plochou pr\u016f\u0159ezu vzorku <strong>prodlou\u017een\u00ed<\/strong> se vypo\u010d\u00edt\u00e1 na z\u00e1klad\u011b zm\u011bny d\u00e9lky vzhledem k p\u016fvodn\u00ed d\u00e9lce vzorku.<\/p>\n<div class=\"text-right\"><div class=\"is-divider divider clearfix\" style=\"max-width:100px;\"><\/div><\/div>\n\n\t<div id=\"text-4290103193\" class=\"text\">\n\t\t\n\n<h3>Postup testov\u00e1n\u00ed krok za krokem<\/h3>\n\t\t\n<style>\n#text-4290103193 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t<\/div>\n\t\n\t\n<div class=\"row row-divided\"  id=\"row-2082963326\">\n\n\n\t<div id=\"col-2064399238\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\n\t\t<div class=\"icon-box featured-box icon-box-top text-left\"  >\n\t\t\t\t<div class=\"icon-box-text last-reset\">\n\t\t\t\t\t\t\t\t\t\n\n\t<div id=\"text-3846458508\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">1. Vyberte spr\u00e1vn\u00fd rozsah s\u00edly testeru, d\u00e9lku m\u011b\u0159idla a \u0161\u00ed\u0159ku vzorku<\/span><\/p>\n<p><strong>O testovac\u00edm rozsahu:<\/strong> Chcete-li zajistit p\u0159esn\u00e9 a spolehliv\u00e9 zkou\u0161ky tahem, <strong>vyberte rozsah s\u00edly<\/strong> tak, \u017ee exempl\u00e1\u0159 <strong>sel\u017ee v horn\u00edch dvou t\u0159etin\u00e1ch<\/strong> zvolen\u00e9ho rozsahu s\u00edly. To zaji\u0161\u0165uje, \u017ee materi\u00e1l dos\u00e1hne sv\u00e9 mezn\u00ed pevnosti v tahu a bodu poru\u0161en\u00ed, p\u0159i\u010dem\u017e st\u00e1le pracuje v m\u011b\u0159iteln\u00e9m rozsahu zku\u0161ebn\u00edho stroje. TST-01 Tensile Tester poskytuje r\u016fzn\u00e9 rozsahy sn\u00edma\u010d\u016f zat\u00ed\u017een\u00ed, jako je 30N, 50N, 100N, 200N, 300N, 500N, 700N, 1000N atd.\u00a0<\/p>\n<p>N\u011bkolik <strong>zku\u0161ebn\u00ed j\u00edzdy<\/strong> m\u016f\u017ee b\u00fdt nutn\u00e9 ur\u010dit <strong>optim\u00e1ln\u00ed kombinace<\/strong> z <strong>silov\u00fd rozsah<\/strong> a <strong>\u0161\u00ed\u0159ka vzorku<\/strong> (nebo plocha pr\u016f\u0159ezu). \u0160\u00ed\u0159ka vzorku ovliv\u0148uje velikost s\u00edly, kterou m\u016f\u017ee odolat p\u0159ed poru\u0161en\u00edm, a vhodn\u00e9 nastaven\u00ed rozsahu s\u00edly zaji\u0161\u0165uje, \u017ee vzorek podstoup\u00ed poruchu v o\u010dek\u00e1van\u00e9 oblasti k\u0159ivky s\u00edly, co\u017e poskytuje u\u017eite\u010dn\u011bj\u0161\u00ed a p\u0159esn\u011bj\u0161\u00ed \u00fadaje.<\/p>\n<p>Pro test obalov\u00e9 f\u00f3lie norm\u00e1ln\u011b a <strong>\u0160iroce se vol\u00ed 100N nebo 200N<\/strong>, \u0161\u00ed\u0159ka vzorku m\u016f\u017ee b\u00fdt 10 mm, 15 mm, 20 mm nebo 25,4 mm. A d\u00e9lka m\u011b\u0159idla nebo d\u00e9lka rukojeti je nastavena na 50 mm nebo 100 mm, podle \u0161\u00ed\u0159ky a rozsahu prodlou\u017een\u00ed ve zku\u0161ebn\u00edch testech.\u00a0<\/p>\n\t\t\n<style>\n#text-3846458508 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t<\/div>\n\t\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1956433273\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-2162995427\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">2. P\u0159\u00edprava vzorku<\/span><\/p>\n<p><strong> klimatizace<\/strong>\u2014P\u0159ed zkou\u0161kou kondicionujte zku\u0161ebn\u00ed vzorky p\u0159i teplot\u011b 23 \u00b1 2 \u00b0C (73,4 \u00b1 3,6 \u00b0F) a relativn\u00ed vlhkosti 50%\u00b110 % po dobu nejm\u00e9n\u011b 40 hodin, pokud nen\u00ed uvedeno jinak.<\/p>\n<p><strong>Testovac\u00ed podm\u00ednky<\/strong>\u2014Prove\u010fte testy p\u0159i 23\u00b12\u00b0C (73,4\u00b13,6\u00b0F) a 50\u00b110%RH, pokud nen\u00ed dohodou uvedeno jinak.<\/p>\n<p>Doporu\u010duje se vzorek \u0161pice p\u0159ipraven\u00fd \u0159eza\u010dkou vzork\u016f. Pro vzorkov\u00e1n\u00ed obalov\u00e9 f\u00f3lie je snaz\u0161\u00ed odb\u011br vzorku \u201esendvi\u010dov\u00fd\u201c vzorek, ve kter\u00e9m je vzorek um\u00edst\u011bn mezi dva kusy pap\u00edru.<\/p>\n\t\t\n<style>\n#text-2162995427 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_500025578\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"600\" height=\"176\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/film-tensile-test-sample-cutter.webp\" class=\"attachment-large size-large\" alt=\"\u0159eza\u010dka vzorku na zkou\u0161ku tahem filmu\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/film-tensile-test-sample-cutter.webp 600w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/film-tensile-test-sample-cutter-510x150.webp 510w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_500025578 {\n  width: 80%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_401033787\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"548\" height=\"311\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-Sample-Preparation.webp\" class=\"attachment-large size-large\" alt=\"P\u0159\u00edprava vzorku v tahu\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-Sample-Preparation.webp 548w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-Sample-Preparation-510x289.webp 510w\" sizes=\"(max-width: 548px) 100vw, 548px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t\t\t<div class=\"caption\">P\u0159\u00edprava vzorku v tahu<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_401033787 {\n  width: 65%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"text-center\"><div class=\"is-divider divider clearfix\" ><\/div><\/div>\n\n<div class=\"row row-divided row-box-shadow-2-hover\"  id=\"row-111001921\">\n\n\n\t<div id=\"col-489858499\" class=\"col medium-8 small-12 large-8\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3361001934\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">3. Nastaven\u00ed parametr\u016f a spu\u0161t\u011bn\u00ed testu<\/span><\/p>\n<p>Um\u00edst\u011bte zku\u0161ebn\u00ed vzorek do \u00fachyt\u016f <strong>Zkou\u0161e\u010dka tahu TST-01<\/strong>, zaji\u0161\u0165uj\u00edc\u00ed, \u017ee <strong>dlouh\u00e1 osa vzorku<\/strong> je zarovn\u00e1n s pomyslnou \u010d\u00e1rou spojuj\u00edc\u00ed <strong>\u00fachytn\u00e9 body<\/strong> na stroji. Toto zarovn\u00e1n\u00ed zaji\u0161\u0165uje, \u017ee s\u00edla p\u016fsob\u00ed rovnom\u011brn\u011b po d\u00e9lce vzorku. Ut\u00e1hn\u011bte rukojeti <strong>rovnom\u011brn\u011b a pevn\u011b<\/strong>, zaji\u0161\u0165uj\u00edc\u00ed bezpe\u010dn\u00e9 dr\u017een\u00ed vzorku, aby se zabr\u00e1nilo sklouznut\u00ed b\u011bhem testu. S\u00edla \u00fachopu by m\u011bla b\u00fdt dostate\u010dn\u00e1 k minimalizaci prokluzu, ale ne tak t\u011bsn\u00e1, aby zp\u016fsobila po\u0161kozen\u00ed vzorku nebo p\u0159ed\u010dasn\u00e9 selh\u00e1n\u00ed v bodech \u00fachopu.<\/p>\n<p><span class=\"fontstyle0\">Nastavte rychlost k\u0159\u00ed\u017eov\u00e9 hlavy testeru na 300 mm\/min nebo jinak.\u00a0<\/span>Stisknut\u00edm tla\u010d\u00edtka TEST testeru zah\u00e1j\u00edte test protruze.<\/p>\n\t\t\n<style>\n#text-3361001934 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_573775893\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"400\" height=\"800\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Sample-gripping-400x800.webp\" class=\"attachment-large size-large\" alt=\"Uk\u00e1zkov\u00e9 uchopen\u00ed\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Sample-gripping-400x800.webp 400w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Sample-gripping-200x400.webp 200w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Sample-gripping-768x1536.webp 768w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Sample-gripping-1024x2048.webp 1024w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Sample-gripping-510x1020.webp 510w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Sample-gripping.webp 1200w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t\t\t<div class=\"caption\">Uk\u00e1zkov\u00e9 uchopen\u00ed<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_573775893 {\n  width: 30%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1251479490\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1784224694\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"181\" height=\"400\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-and-Elongation-Test-in-Process-181x400.webp\" class=\"attachment-medium size-medium\" alt=\"Zkou\u0161ka tahem a prodlou\u017een\u00edm v procesu\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-and-Elongation-Test-in-Process-181x400.webp 181w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-and-Elongation-Test-in-Process-362x800.webp 362w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tensile-and-Elongation-Test-in-Process.webp 428w\" sizes=\"(max-width: 181px) 100vw, 181px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t\t\t<div class=\"caption\">Zkou\u0161ka tahem a prodlou\u017een\u00edm v procesu<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1784224694 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row\"  id=\"row-1275576293\">\n\n\n\t<div id=\"col-2034584195\" class=\"col medium-10 small-12 large-10\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-135378311\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">4. V\u00fdpo\u010det v\u00fdsledku testu<\/span><\/p>\n\t\t\n<style>\n#text-135378311 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n<div class=\"row\"  id=\"row-122140054\">\n\n\n\t<div id=\"col-757410559\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3464309933\" class=\"text\">\n\t\t\n\n<p><strong>Maxim\u00e1ln\u00ed s\u00edla<\/strong>: Maxim\u00e1ln\u00ed s\u00edla z\u00edskan\u00e1 b\u011bhem testu. Maxim\u00e1ln\u00ed s\u00edla m\u016f\u017ee nastat v meze kluzu, lomu nebo v oblasti mezi mez kluzu a mez lomu.<\/p>\n\t\t\n<style>\n#text-3464309933 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-125511383\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-2656576070\" class=\"text\">\n\t\t\n\n<p><strong>Pevnost v tahu<\/strong> se vypo\u010d\u00edt\u00e1 vyd\u011blen\u00edm maxim\u00e1ln\u00ed s\u00edly p\u016fvodn\u00ed pr\u016fm\u011brnou plochou pr\u016f\u0159ezu vzorku. V\u00fdsledek je vyj\u00e1d\u0159en v s\u00edle na jednotku plochy, obvykle megapascalech, MPa.\u00a0<\/p>\n\t\t\n<style>\n#text-2656576070 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row\"  id=\"row-342284437\">\n\n\n\t<div id=\"col-1243586154\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-1784334035\" class=\"text\">\n\t\t\n\n<p><strong>Procentn\u00ed prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed<\/strong> se vypo\u010d\u00edt\u00e1 vyd\u011blen\u00edm prodlou\u017een\u00ed v okam\u017eiku prasknut\u00ed vzorku po\u010d\u00e1te\u010dn\u00ed m\u011brnou d\u00e9lkou vzorku a<br \/>n\u00e1soben\u00ed 100.<\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-477 aligncenter\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elongation-calculation-formula.webp\" alt=\"Vzorec pro v\u00fdpo\u010det prodlou\u017een\u00ed\" width=\"495\" height=\"65\" \/><\/p>\n\t\t\n<style>\n#text-1784334035 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-351290049 > .col-inner {\n  padding: 55px 0px 0px 0px;\n}\n<\/style>\n\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_999182388 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n#section_999182388 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_999182388 .ux-shape-divider--top .ux-shape-fill {\n  fill: #7a9c59;\n}\n<\/style>\n\t<\/section>\n\t\n\n  <div class=\"banner has-hover\" id=\"banner-1095883226\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <div class=\"bg fill bg-fill\"><\/div>\n                        <div class=\"overlay\"><\/div>            \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n\n   <div id=\"text-box-1609766340\" class=\"text-box banner-layer x95 md-x95 lg-x95 y50 md-y50 lg-y50 res-text\">\n                                <div class=\"text-box-content text dark\">\n              \n              <div class=\"text-inner text-right\">\n                  \n\n\t<div id=\"text-2142625067\" class=\"text\">\n\t\t\n\n<h2 class=\"h-large uppercase\" style=\"text-align: right;\">Pot\u0159ebujete \u0159e\u0161en\u00ed pro testov\u00e1n\u00ed tahu a prodlou\u017een\u00ed?<\/h2>\n<p>Hled\u00e1te spolehliv\u00e9 \u0159e\u0161en\u00ed pro testov\u00e1n\u00ed tahem a prodlou\u017een\u00edm? Na\u0161e pokro\u010dil\u00e9 testovac\u00ed za\u0159\u00edzen\u00ed poskytuje p\u0159esn\u00e9 v\u00fdsledky a pom\u00e1h\u00e1 v\u00e1m posoudit pevnost materi\u00e1lu, prodlou\u017een\u00ed a dal\u0161\u00ed. A\u0165 u\u017e se zab\u00fdv\u00e1te v\u00fdrobou, v\u00fdzkumem nebo kontrolou kvality, m\u00e1me pro v\u00e1s to spr\u00e1vn\u00e9 \u0159e\u0161en\u00ed. <strong>Kontaktujte n\u00e1s je\u0161t\u011b dnes<\/strong> pro p\u0159izp\u016fsoben\u00e1 testovac\u00ed \u0159e\u0161en\u00ed a odbornou podporu<\/p>\n<p>\u00a0<\/p>\n\t\t\n<style>\n#text-2142625067 {\n  text-align: right;\n}\n<\/style>\n\t<\/div>\n\t\n<a href=\"https:\/\/www.wrapfilmtest.com\/cs\/tensile-and-elongation-tester\/\" target=\"_blank\" class=\"button white is-outline\" rel=\"noopener\"  >\n    <span>Zkontrolujte zkou\u0161e\u010dku tahu TST-01<\/span>\n  <\/a>\n\n\n\n              <\/div>\n           <\/div>\n                            \n<style>\n#text-box-1609766340 {\n  width: 60%;\n}\n#text-box-1609766340 .text-box-content {\n  font-size: 100%;\n}\n@media (min-width:550px) {\n  #text-box-1609766340 {\n    width: 51%;\n  }\n}\n<\/style>\n    <\/div>\n \n\t<div class=\"img has-hover x0 md-x0 lg-x0 y100 md-y100 lg-y100\" id=\"image_1352355225\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"148\" height=\"400\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/TST-01-Tensile-and-Elongation-Tester-148x400.webp\" class=\"attachment-medium size-medium\" alt=\"Zkou\u0161e\u010dka tahu a prodlou\u017een\u00ed TST-01\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/TST-01-Tensile-and-Elongation-Tester-148x400.webp 148w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/TST-01-Tensile-and-Elongation-Tester-296x800.webp 296w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/TST-01-Tensile-and-Elongation-Tester-568x1536.webp 568w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/TST-01-Tensile-and-Elongation-Tester-510x1380.webp 510w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/TST-01-Tensile-and-Elongation-Tester.webp 626w\" sizes=\"(max-width: 148px) 100vw, 148px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1352355225 {\n  width: 39%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-1095883226 {\n  padding-top: 500px;\n}\n#banner-1095883226 .overlay {\n  background-color: rgba(0, 0, 0, 0.2);\n}\n<\/style>\n  <\/div>\n\n\n\t<section class=\"section\" id=\"section_633025007\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-1475997941\">\n\n\n\t<div id=\"col-1541969291\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n<h2 style=\"text-align: center;\"><span style=\"color: #000000;\">\u010cast\u00e9 dotazy t\u00fdkaj\u00edc\u00ed se testu odolnosti proti prop\u00edchnut\u00ed v\u00fd\u010dn\u011blku ASTM D5748<\/span><\/h2>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row align-equal row-solid\"  id=\"row-736310534\">\n\n\n\t<div id=\"col-1658716845\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Jak\u00fd v\u00fdznam maj\u00ed zkou\u0161ky tahem a prodlou\u017een\u00edm pro charakterizaci materi\u00e1lu?<\/h3>\n<p>Zkou\u0161ky tahem a prodlou\u017een\u00edm jsou z\u00e1sadn\u00ed pro identifikaci a charakterizaci materi\u00e1l\u016f a poskytuj\u00ed kritick\u00e9 \u00fadaje o jejich mechanick\u00fdch vlastnostech, jako je nap\u0159. <strong>pevnost<\/strong>, <strong>flexibilita<\/strong>a <strong>trvanlivost<\/strong>. Tyto testy pom\u00e1haj\u00ed v\u00fdrobc\u016fm a v\u00fdzkumn\u00edk\u016fm ur\u010dit, zda materi\u00e1l vyhovuje <strong>\u0159\u00edzen\u00ed<\/strong> a <strong>specifikace<\/strong> po\u017eadavky. Shrom\u00e1\u017ed\u011bn\u00e1 data mohou tak\u00e9 v\u00e9st k rozhodov\u00e1n\u00ed souvisej\u00edc\u00edm <strong>v\u00fdb\u011br materi\u00e1lu<\/strong>, kontrola kvality a v\u00fdvoj nov\u00fdch materi\u00e1l\u016f. V\u00fdsledky zkou\u0161ek tahem jsou cenn\u00e9 pro pochopen\u00ed schopnosti materi\u00e1lu fungovat pod nap\u011bt\u00edm a zajistit, \u017ee je vhodn\u00fd pro zam\u00fd\u0161lenou aplikaci.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-52343154\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Pro\u010d je d\u016fle\u017eit\u00e9 p\u0159i prov\u00e1d\u011bn\u00ed tahov\u00fdch zkou\u0161ek dodr\u017eovat standardn\u00ed postupy?<\/h3>\n<p>V\u00fdsledky tahov\u00e9 zkou\u0161ky mohou b\u00fdt v\u00fdznamn\u011b ovlivn\u011bny faktory jako nap\u0159 <strong>tlou\u0161\u0165ka vzorku<\/strong>, <strong>testovac\u00ed rychlost<\/strong>, <strong>typ \u00fachopu<\/strong>a <strong>metoda m\u011b\u0159en\u00ed prodlou\u017een\u00ed<\/strong>. Pro zaji\u0161t\u011bn\u00ed <strong>p\u0159esn\u00e9 a spolehliv\u00e9 v\u00fdsledky<\/strong>, je d\u016fle\u017eit\u00e9 dodr\u017eovat stanoven\u00e9 <strong>zku\u0161ebn\u00ed normy<\/strong>, jako je ASTM D882 nebo ISO 527. Tyto normy specifikuj\u00ed <strong>testovac\u00ed podm\u00ednky<\/strong>, kter\u00fd mus\u00ed b\u00fdt pe\u010dliv\u011b kontrolov\u00e1n, aby byla zaji\u0161t\u011bna konzistentnost a reprodukovatelnost. Nav\u00edc konkr\u00e9tn\u00ed <strong>specifikace materi\u00e1lu<\/strong> m\u016f\u017ee vy\u017eadovat \u00fapravy standardn\u00edch postup\u016f, proto je d\u016fle\u017eit\u00e9 se p\u0159ed proveden\u00edm testu sezn\u00e1mit s t\u011bmito specifikacemi, aby byla zaji\u0161t\u011bna shoda a smyslupln\u00e1 srovn\u00e1n\u00ed.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1548638877\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Jak tahov\u00e9 vlastnosti p\u0159isp\u00edvaj\u00ed k v\u00fdvoji materi\u00e1lu a kontrole kvality?<\/h3>\n<p><span style=\"color: #555555; font-size: 14.4px;\">Tahov\u00e9 vlastnosti, jako nap\u0159 <\/span><strong style=\"color: #555555; font-size: 14.4px;\">pevnost v tahu<\/strong><span style=\"color: #555555; font-size: 14.4px;\">, <\/span><strong style=\"color: #555555; font-size: 14.4px;\">prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed<\/strong><span style=\"color: #555555; font-size: 14.4px;\">, jsou \u017eivotn\u011b d\u016fle\u017eit\u00e9 pro <\/span><strong style=\"color: #555555; font-size: 14.4px;\">v\u00fdzkum a v\u00fdvoj<\/strong><span style=\"color: #555555; font-size: 14.4px;\"> stejn\u011b jako <\/span><strong style=\"color: #555555; font-size: 14.4px;\">kontrola kvality<\/strong><span style=\"color: #555555; font-size: 14.4px;\"> ve v\u00fdrob\u011b. Tyto vlastnosti pom\u00e1haj\u00ed vyhodnotit v\u00fdkon materi\u00e1l\u016f v re\u00e1ln\u00fdch aplikac\u00edch. Nap\u0159\u00edklad, <\/span><strong style=\"color: #555555; font-size: 14.4px;\">pevnost v tahu<\/strong><span style=\"color: #555555; font-size: 14.4px;\"> ud\u00e1v\u00e1, kolik nap\u011bt\u00ed m\u016f\u017ee materi\u00e1l odolat, ne\u017e se zlom\u00ed <\/span><strong style=\"color: #555555; font-size: 14.4px;\">prodlou\u017een\u00ed<\/strong><span style=\"color: #555555; font-size: 14.4px;\"> poskytuje pohled na jeho schopnost prot\u00e1hnout se bez selh\u00e1n\u00ed. D\u016fsledn\u00e9 testov\u00e1n\u00ed umo\u017e\u0148uje v\u00fdrobc\u016fm zajistit, \u017ee materi\u00e1ly spl\u0148uj\u00ed po\u017eadovan\u00e9 normy a funguj\u00ed podle o\u010dek\u00e1v\u00e1n\u00ed v r\u016fzn\u00fdch prost\u0159ed\u00edch. Udr\u017eov\u00e1n\u00edm p\u0159esn\u00e9 kontroly nad testovac\u00edmi podm\u00ednkami mohou v\u00fdrobci tak\u00e9 optimalizovat sv\u00e9 produkty a zajistit, aby je spl\u0148ovaly <\/span><strong style=\"color: #555555; font-size: 14.4px;\">zaji\u0161t\u011bn\u00ed kvality<\/strong><span style=\"color: #555555; font-size: 14.4px;\"> krit\u00e9ri\u00ed.<\/span><\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1411319457\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Jak\u00e9 faktory mohou ovlivnit v\u00fdsledky zkou\u0161ek tahem a prodlou\u017een\u00edm pro obalov\u00e9 f\u00f3lie?<\/h3>\n<p>V\u00fdsledky zkou\u0161ek tahem a prodlou\u017een\u00edm pro obalov\u00e9 f\u00f3lie m\u016f\u017ee ovlivnit n\u011bkolik faktor\u016f, v\u010detn\u011b <strong>p\u0159\u00edprava vzorku<\/strong>, <strong>testovac\u00ed rychlost<\/strong>, <strong>okoln\u00ed podm\u00ednky (nap\u0159. vlhkost a teplota)<\/strong>a <strong>tlou\u0161\u0165ka filmu<\/strong>. Rozhoduj\u00edc\u00ed je tak\u00e9 vyrovn\u00e1n\u00ed vzorku ve zku\u0161ebn\u00edm stroji a typ pou\u017eit\u00fdch \u00fachop\u016f. Pro p\u0159esn\u00e9 v\u00fdsledky je d\u016fle\u017eit\u00e9 dodr\u017eovat standardizovan\u00e9 metody (jako je ASTM D882) a prov\u00e1d\u011bt testy za kontrolovan\u00fdch podm\u00ednek.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\n<style>\n#row-736310534 > .col > .col-inner {\n  padding: 30px 30px 30px 30px;\n}\n<\/style>\n<\/div>\n<div class=\"row align-equal row-solid\"  id=\"row-792400631\">\n\n\n\t<div id=\"col-730235817\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Jak se po\u010d\u00edt\u00e1 prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed pro obalov\u00e9 f\u00f3lie?<\/h3>\n<p>Prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed se vypo\u010d\u00edt\u00e1 m\u011b\u0159en\u00edm zm\u011bny d\u00e9lky vzorku f\u00f3lie b\u011bhem zkou\u0161ky tahem. Vzorec je:<\/p>\n<figure id=\"attachment_477\" aria-describedby=\"caption-attachment-477\" style=\"width: 495px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-477\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elongation-calculation-formula.webp\" alt=\"Vzorec pro v\u00fdpo\u010det prodlou\u017een\u00ed\" width=\"495\" height=\"65\" \/><figcaption id=\"caption-attachment-477\" class=\"wp-caption-text\">Vzorec pro v\u00fdpo\u010det prodlou\u017een\u00ed<\/figcaption><\/figure>\n<p>Toto m\u011b\u0159en\u00ed ukazuje maxim\u00e1ln\u00ed nata\u017een\u00ed, kter\u00e9 m\u016f\u017ee f\u00f3lie podstoupit, ne\u017e se zlom\u00ed, a poskytuje pohled na jej\u00ed flexibilitu a ta\u017enost, co\u017e je kritick\u00e9 pro obalov\u00e9 materi\u00e1ly, kter\u00e9 se pot\u0159ebuj\u00ed nat\u00e1hnout bez roztr\u017een\u00ed.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-907929344\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Jak testy tahu a prodlou\u017een\u00ed ovinovac\u00ed f\u00f3lie p\u0159isp\u00edvaj\u00ed ke kontrole kvality?<\/h3>\n<p>Zkou\u0161ky tahem a prodlou\u017een\u00edm jsou nezbytn\u00e9 pro <strong>kontrola kvality<\/strong> p\u0159i v\u00fdrob\u011b obalov\u00fdch f\u00f3li\u00ed. Zaji\u0161t\u011bn\u00edm, \u017ee f\u00f3lie spl\u0148uj\u00ed specifick\u00e1 krit\u00e9ria pevnosti a prodlou\u017een\u00ed, mohou v\u00fdrobci zaru\u010dit konzistenci a v\u00fdkon produktu. Tyto testy tak\u00e9 pom\u00e1haj\u00ed odhalit vady, jako jsou slab\u00e1 m\u00edsta nebo nadm\u011brn\u00e1 k\u0159ehkost, kter\u00e9 mohou v\u00e9st k selh\u00e1n\u00ed b\u011bhem pou\u017e\u00edv\u00e1n\u00ed. Pravideln\u00e9 testov\u00e1n\u00ed umo\u017e\u0148uje v\u00fdrobc\u016fm prov\u00e1d\u011bt \u00fapravy slo\u017een\u00ed filmu nebo v\u00fdrobn\u00edho procesu a zajistit, \u017ee kone\u010dn\u00fd produkt spl\u0148uje po\u017eadovan\u00e9 normy a funguje podle o\u010dek\u00e1v\u00e1n\u00ed v re\u00e1ln\u00fdch podm\u00ednk\u00e1ch.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\n<style>\n#row-792400631 > .col > .col-inner {\n  padding: 30px 30px 30px 30px;\n}\n<\/style>\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_633025007 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  background-color: rgb(255,255,255);\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"container section-title-container\" ><h3 class=\"section-title section-title-center\"><b><\/b><span class=\"section-title-main\" >Dal\u0161\u00ed testy pro obalov\u00fd film<\/span><b><\/b><\/h3><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":20,"parent":0,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"page-blank.php","meta":{"footnotes":""},"class_list":["post-453","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Tensile and Elongation Test - Wrap Film Test<\/title>\n<meta name=\"description\" content=\"Tensile and elongation testing is crucial for evaluating the strength and flexibility of stretch wrap films. Compliant with ASTM D882 and ISO 527-3, these tests provide insights into tensile strength, elongation at break, and overall film performance for industrial applications.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wrapfilmtest.com\/cs\/tensile-and-elongation-test\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ensure the Strength and Flexibility of Your Wrap Films with Tensile and Elongation Testing\" \/>\n<meta property=\"og:description\" content=\"Discover the importance of tensile and elongation testing for stretch wrap films. 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