{"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\/cy\/tensile-and-elongation-test","title":{"rendered":"Prawf Tynnol ac Elongation"},"content":{"rendered":"<div class=\"slider-wrapper relative\" id=\"slider-658629337\" >\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-785444592\">\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-1869551808\" 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>Prawf Tynnol ac Elongation<\/h1>\n<h2>\u2013Dadansoddiad Eiddo Mecanyddol Sylfaenol ar gyfer Perfformiad Ffilm Wrap<\/h2>\n<p>\u00a0<\/p>\n<div class=\"is-divider divider clearfix\" ><\/div>\n\n<a href=\"https:\/\/www.wrapfilmtest.com\/cy\/contact\/\" target=\"_blank\" class=\"button success box-shadow-3\" rel=\"noopener\"  >\n    <span>Gofyn am ddyfynbris<\/span>\n  <\/a>\n\n\n\n              <\/div>\n           <\/div>\n       <\/div>                     \n<style>\n#text-box-1869551808 {\n  width: 83%;\n}\n#text-box-1869551808 .text-box-content {\n  font-size: 100%;\n}\n<\/style>\n    <\/div>\n \n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-785444592 {\n  padding-top: 30%;\n}\n#banner-785444592 .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-785444592 .overlay {\n  background-color: rgba(0, 0, 0, 0.25);\n}\n#banner-785444592 .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-890681605\">\n\n\n\t<div id=\"col-433206043\" 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;\">Profion Tynnol ac Elongation ar gyfer Ffilmiau Lapio<\/h2>\n<p>Darganfyddwch r\u00f4l hanfodol profion tynnol ac ehangiad wrth sicrhau bod ffilmiau lapio ymestyn yn bodloni safonau gwydnwch a pherfformiad diwydiannol. Dysgwch am ASTM D882, ISO 527-3, a dulliau profi uwch ar gyfer cryfder tynnol, elongation ar egwyl, a thorri hiriad.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1927445350\" 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_1800511177\">\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=\"Tensiwn Lapio Ffilm a Phrawf Ymestyn\" 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_1800511177 {\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_1006569221\">\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-1792598269\">\n\n\n\t<div id=\"col-75020175\" 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-3076135805\" class=\"text\">\n\t\t\n\n<h2 class=\"uppercase\">Pam fod Profi Tynnol ac Ymestyn yn Hanfodol ar gyfer Ffilmiau Lapio?<\/h2>\n\t\t\n<style>\n#text-3076135805 {\n  text-align: left;\n  color: rgb(253, 253, 253);\n}\n#text-3076135805 > * {\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-1226561987\" 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-2969210696\" class=\"text\">\n\t\t\n\n<p>Mae ffilmiau lapio, yn enwedig deunydd lapio ymestyn, yn destun straen mecanyddol wrth eu cludo a&#039;u trafod. Mae profi cryfder tynnol ac eiddo elongation yn sicrhau y gall ffilmiau ymestyn heb rwygo, gan ddarparu deunydd pacio diogel.<\/p>\n<p>Mae ffilmiau lapio yn cael eu peiriannu i ymestyn o dan rym tynnol, gan ganiat\u00e1u iddynt gydymffurfio \u00e2 llwythi si\u00e2p afreolaidd wrth gynnal gwydnwch. Mae&#039;r nodwedd hon yn lleihau&#039;r defnydd o ddeunydd heb gyfaddawdu ar amddiffyniad.<\/p>\n\t\t\n<style>\n#text-2969210696 {\n  color: rgb(255, 255, 255);\n}\n#text-2969210696 > * {\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_1006569221 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n}\n#section_1006569221 .section-bg-overlay {\n  background-color: rgba(0,0,0,.5);\n}\n#section_1006569221 .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_1006569221 .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-326391863\" class=\"text\">\n\t\t\n\n<h2>Safonau sy&#039;n Diffinio Profion Tynnol ac Ymestyn<\/h2>\n\t\t\n<style>\n#text-326391863 {\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\t<section class=\"section\" id=\"section_1201868790\">\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-1061889430\">\n\n\n\t<div id=\"col-1431532391\" 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-Dull Prawf Safonol ar gyfer Priodweddau Tynnol Dalennau Plastig Tenau<\/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;\"> safon yn canolbwyntio ar brofi tynnol o ffilmiau plastig tenau, diffinio paramedrau megis cyfradd straen, maint sampl, a dulliau adrodd i sicrhau unffurfiaeth.<\/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>Gwybod Mwy Am 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-769786011\" 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> Plastigau \u2014 Pennu priodweddau tynnol Rhan 3: Amodau prawf ar gyfer ffilmiau a thaflenni<\/h3>\n<p class=\"LC20lb MBeuO DKV0Md\"><a href=\"https:\/\/www.iso.org\/standard\/70307.html\" target=\"_blank\" rel=\"noopener\">ISO 527-3<\/a> yn Safon a gydnabyddir yn rhyngwladol ar gyfer priodweddau tynnol, gan bwysleisio ymddygiad ffilmiau plastig o dan straen ac elongation.<\/p>\n<a class=\"button primary\"  >\n    <span>Gwybod Mwy Am 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_1201868790 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n  background-color: rgb(245, 245, 245);\n}\n#section_1201868790 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_1201868790 .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-1165109980\">\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-488131610\" 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>Sut y cynhelir y prawf tynnol ac ehangiad<\/strong><\/h2>\n\n              <\/div>\n           <\/div>\n                            \n<style>\n#text-box-488131610 {\n  width: 60%;\n}\n#text-box-488131610 .text-box-content {\n  font-size: 100%;\n}\n@media (min-width:550px) {\n  #text-box-488131610 {\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_746316468\">\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=\"Prawf Tynnol ac Elongation\" 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_746316468 {\n  width: 33%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-1165109980 {\n  padding-top: 500px;\n}\n#banner-1165109980 .overlay {\n  background-color: rgba(0, 0, 0, 0.31);\n}\n<\/style>\n  <\/div>\n\n\n\t<section class=\"section\" id=\"section_8315946\">\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-345891447\">\n\n\n\t<div id=\"col-538827206\" 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>Trosolwg Prawf<\/h3>\n<p><strong>Profion tynnol ac ehangiad<\/strong> yn ddull sylfaenol ar gyfer gwerthuso priodweddau mecanyddol ffilmiau pecynnu, megis lapio ymestyn a deunyddiau eraill. Mae&#039;n mesur sut mae deunydd yn ymateb i rymoedd ymestynnol, gan ddarparu data hanfodol fel <strong>cryfder tynnol<\/strong>, <strong>grym tynnol<\/strong>, <strong>hiraeth ar yr egwyl<\/strong>, a <strong>torri elongation<\/strong>. Mae&#039;r paramedrau hyn yn hanfodol ar gyfer asesu cryfder, hyblygrwydd a sicrwydd ansawdd mewn cynhyrchion pecynnu.<\/p>\n<h3>Disgrifiad Prawf<\/h3>\n<p>Mae sbesimen o groestoriad unffurf yn cael ei lwytho mewn tensiwn gan ddefnyddio a <strong>peiriant profi mecanyddol, megis <a href=\"https:\/\/www.wrapfilmtest.com\/cy\/tensile-and-elongation-tester\/\" target=\"_blank\" rel=\"noopener\">Profwr Tynnol TST-01<\/a><\/strong>. Yn ystod y prawf, <strong>grym<\/strong> a\/neu <strong>estyniad<\/strong> yn cael eu cofnodi. P\u00e2r o <strong>gafaelion sbesimen<\/strong> yn cael eu defnyddio i ddal y sbesimen, ac mae&#039;r gafaelion hyn yn cymhwyso&#039;r llwyth tynnol, gan achosi i&#039;r sbesimen ymestyn. Mae&#039;r <strong>estyniad<\/strong> yna&#039;n cael ei fesur naill ai&#039;n uniongyrchol trwy estometer neu&#039;n anuniongyrchol trwy gorbys modur y peiriant sy&#039;n rheoli symudiad y gafaelion.<\/p>\n<p>Cyfuniadau amrywiol o <strong>gwahaniad gafael<\/strong> (pellter rhwng gafaelion) a <strong>cyflymder prawf<\/strong> (cyfradd y mae&#039;r gafaelion wedi&#039;u gwahanu) yn cael eu defnyddio i efelychu amodau profi gwahanol. Gall y paramedrau hyn ddylanwadu ar ymddygiad y deunydd yn ystod y profion.<\/p>\n<p>O&#039;r data prawf, priodweddau materol pwysig megis <strong>straen tynnol<\/strong> (grym fesul ardal uned) a <strong>hiraeth<\/strong> (cynnydd mewn hyd) gellir ei gyfrifo. <strong>Straen tynnol<\/strong> yn cael ei bennu fel arfer trwy rannu&#039;r grym a ddefnyddir ag ardal drawstoriad wreiddiol y sbesimen, tra <strong>hiraeth<\/strong> yn cael ei gyfrifo ar sail y newid mewn hyd o&#039;i gymharu \u00e2 hyd gwreiddiol y sbesimen.<\/p>\n<div class=\"text-right\"><div class=\"is-divider divider clearfix\" style=\"max-width:100px;\"><\/div><\/div>\n\n\t<div id=\"text-3842875702\" class=\"text\">\n\t\t\n\n<h3>Gweithdrefn Prawf Cam-wrth-Gam<\/h3>\n\t\t\n<style>\n#text-3842875702 {\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-1936380080\">\n\n\n\t<div id=\"col-1238130084\" 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-2378193475\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">1.Dewiswch ystod grym profwr priodol, hyd mesurydd a lled sampl<\/span><\/p>\n<p><strong>Am Ystod Prawf:<\/strong> Er mwyn sicrhau profion tynnol cywir a dibynadwy, <strong>dewiswch ystod grym<\/strong> o&#039;r fath fod y sbesimen <strong>yn methu o fewn y ddwy ran o dair uchaf<\/strong> o&#039;r ystod grym a ddewiswyd. Mae hyn yn sicrhau bod y deunydd yn cyrraedd ei gryfder tynnol eithaf a phwynt methiant tra&#039;n dal i weithredu o fewn ystod fesuradwy y peiriant profi. Mae Profwr Tynnol TST-01 yn darparu ystodau amrywiol o gelloedd llwyth, megis 30N, 50N, 100N, 200N, 300N, 500N, 700N, 1000N, ac ati.\u00a0<\/p>\n<p>Ychydig <strong>rhediadau prawf<\/strong> efallai y bydd angen penderfynu ar y <strong>cyfuniad gorau posibl<\/strong> o <strong>ystod grym<\/strong> a <strong>lled sbesimen<\/strong> (neu ardal drawsdoriadol). Mae lled y sbesimen yn dylanwadu ar faint o rym y gall ei wrthsefyll cyn methiant, ac mae addasu ystod yr heddlu yn briodol yn sicrhau bod y sbesimen yn methu yn rhanbarth disgwyliedig cromlin yr heddlu, gan ddarparu data mwy defnyddiol a manwl gywir.<\/p>\n<p>Ar gyfer prawf ffilm lapio, fel arfer a <strong>Mae 100N neu 200N yn cael ei ddewis yn eang<\/strong>, gall lled y sbesimen fod yn 10mm, 15mm, 20mm neu 25.4mm. Ac mae hyd mesurydd, neu hyd gafael wedi&#039;i osod i 50mm neu 100mm, yn \u00f4l yr ystod lled ac elongation mewn profion prawf.\u00a0<\/p>\n\t\t\n<style>\n#text-2378193475 {\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-1545765957\" 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-85475357\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">Paratoi 2.Sample<\/span><\/p>\n<p><strong> Cyflyru<\/strong>\u2014 Amodwch y sbesimenau prawf yn 23\u00b12\u00b0C (73.4\u00b13.6\u00b0F) a 50%\u00b110 % RH am ddim llai na 40 h cyn y prawf oni nodir yn wahanol.<\/p>\n<p><strong>Amodau Prawf<\/strong>\u2014Cynhaliwch y profion ar 23\u00b12\u00b0C (73.4\u00b13.6\u00b0F) a 50\u00b110%RH oni nodir yn wahanol drwy gytundeb.<\/p>\n<p>Argymhellir sampl stip a baratowyd gan dorrwr sampl. Ar gyfer samplu ffilm lapio, mae sampl \u201crhyngosod\u201d yn haws i&#039;w gymryd, lle mae&#039;r sampl yn cael ei osod rhwng dau ddarn o bapur.<\/p>\n\t\t\n<style>\n#text-85475357 {\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_75544097\">\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=\"torrwr sampl prawf tynnol ffilm\" 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_75544097 {\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_236504605\">\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=\"Paratoi Sampl Tynnol\" 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\">Paratoi Sampl Tynnol<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_236504605 {\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-103976293\">\n\n\n\t<div id=\"col-1010121512\" 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-1321197374\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">3.Parameter Gosod a Dechrau Prawf<\/span><\/p>\n<p>Rhowch y sbesimen prawf yng ngafael y <strong>Profwr Tynnol TST-01<\/strong>, gan sicrhau bod y <strong>echel hir y sbesimen<\/strong> wedi&#039;i alinio \u00e2 llinell ddychmygol sy&#039;n ymuno \u00e2&#039;r <strong>pwyntiau gafael gafael<\/strong> ar y peiriant. Mae&#039;r aliniad hwn yn sicrhau bod y grym yn cael ei gymhwyso&#039;n gyfartal ar hyd y sbesimen. Tynhau&#039;r gafaelion <strong>yn gyfartal ac yn gadarn<\/strong>, gan sicrhau gafael diogel ar y sbesimen i atal llithro yn ystod y prawf. Dylai&#039;r grym gafael fod yn ddigon i leihau llithriad ond nid mor dynn fel ei fod yn achosi difrod i sbesimen neu fethiant cynamserol yn y pwyntiau gafael.<\/p>\n<p><span class=\"fontstyle0\">Gosodwch gyflymder pen y profwr ar 300mm\/munud neu fel arall.\u00a0<\/span>Pwyswch y botwm profwr TEST i gychwyn y prawf allwthiad.<\/p>\n\t\t\n<style>\n#text-1321197374 {\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_1284912375\">\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=\"Sampl afaelgar\" 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\">Sampl afaelgar<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1284912375 {\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-24655637\" 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_1708786538\">\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=\"Prawf Tynnol ac Elongation yn y Broses\" 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\">Prawf Tynnol ac Elongation yn y Broses<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1708786538 {\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-913839526\">\n\n\n\t<div id=\"col-1984714395\" 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-272815316\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">4. Cyfrifo Canlyniad Prawf<\/span><\/p>\n\t\t\n<style>\n#text-272815316 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n<div class=\"row\"  id=\"row-1099161742\">\n\n\n\t<div id=\"col-865952358\" 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-4223917619\" class=\"text\">\n\t\t\n\n<p><strong>Grym Uchaf<\/strong>: Y grym mwyaf a gafwyd yn ystod y prawf. Gall y grym mwyaf ddigwydd ar y pwynt cynnyrch, y pwynt torri, neu yn yr ardal rhwng y pwynt cynnyrch a&#039;r pwynt torri.<\/p>\n\t\t\n<style>\n#text-4223917619 {\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-732599626\" 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-2009794169\" class=\"text\">\n\t\t\n\n<p><strong>Cryfder Tynnol<\/strong> gael ei gyfrifo drwy rannu&#039;r grym mwyaf ag arwynebedd trawsdoriadol cyfartalog gwreiddiol y sbesimen. Mynegir y canlyniad mewn grym fesul ardal uned, fel arfer megapascals, MPa.\u00a0<\/p>\n\t\t\n<style>\n#text-2009794169 {\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-1813543549\">\n\n\n\t<div id=\"col-853403780\" 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-3722865610\" class=\"text\">\n\t\t\n\n<p><strong>Elongation Canran ar Egwyl<\/strong> gael ei gyfrifo drwy rannu&#039;r estyniad ar adeg rhwyg y sbesimen \u00e2 hyd gage cychwynnol y sbesimen a<br \/>lluosi \u00e2 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=\"Fformiwla cyfrifo elongation\" width=\"495\" height=\"65\" \/><\/p>\n\t\t\n<style>\n#text-3722865610 {\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-538827206 > .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_8315946 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n#section_8315946 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_8315946 .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-1393351915\">\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-901102943\" 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-3865025255\" class=\"text\">\n\t\t\n\n<h2 class=\"h-large uppercase\" style=\"text-align: right;\">Angen tynnol ac elongation Profi Atebion?<\/h2>\n<p>Chwilio am atebion profi tynnol ac elongation dibynadwy? Mae ein hoffer profi uwch yn darparu canlyniadau cywir, gan eich helpu i asesu cryfder deunydd, elongation, a mwy. P&#039;un a ydych mewn gweithgynhyrchu, ymchwil, neu reoli ansawdd, mae gennym yr ateb cywir i chi. <strong>Cysylltwch heddiw<\/strong> ar gyfer atebion profi wedi&#039;u haddasu a chymorth arbenigol<\/p>\n<p>\u00a0<\/p>\n\t\t\n<style>\n#text-3865025255 {\n  text-align: right;\n}\n<\/style>\n\t<\/div>\n\t\n<a href=\"https:\/\/www.wrapfilmtest.com\/cy\/tensile-and-elongation-tester\/\" target=\"_blank\" class=\"button white is-outline\" rel=\"noopener\"  >\n    <span>Gwiriwch TST-01 Tester Tynnol<\/span>\n  <\/a>\n\n\n\n              <\/div>\n           <\/div>\n                            \n<style>\n#text-box-901102943 {\n  width: 60%;\n}\n#text-box-901102943 .text-box-content {\n  font-size: 100%;\n}\n@media (min-width:550px) {\n  #text-box-901102943 {\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_662719251\">\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=\"TST-01 Profwr Tynnol ac Ymestyn\" 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_662719251 {\n  width: 39%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-1393351915 {\n  padding-top: 500px;\n}\n#banner-1393351915 .overlay {\n  background-color: rgba(0, 0, 0, 0.2);\n}\n<\/style>\n  <\/div>\n\n\n\t<section class=\"section\" id=\"section_1582798042\">\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-616967992\">\n\n\n\t<div id=\"col-2009412049\" 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;\">Cwestiynau Cyffredin am Brawf Ymwrthedd Tyllau Ymwthiad 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-1424907325\">\n\n\n\t<div id=\"col-1704853792\" 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>Beth yw arwyddoc\u00e2d profion tynnol ac elongation ar gyfer nodweddu deunydd?<\/h3>\n<p>Mae profion tynnol ac ehangiad yn hanfodol ar gyfer nodi a nodweddu deunyddiau, gan ddarparu data beirniadol ar eu priodweddau mecanyddol megis <strong>nerth<\/strong>, <strong>hyblygrwydd<\/strong>, a <strong>gwydnwch<\/strong>. Mae&#039;r profion hyn yn helpu gweithgynhyrchwyr ac ymchwilwyr i benderfynu a yw deunydd yn cwrdd <strong>rheolaeth<\/strong> a <strong>manyleb<\/strong> gofynion. Gall y data a gesglir hefyd arwain penderfyniadau sy&#039;n ymwneud \u00e2 <strong>dewis deunydd<\/strong>, rheoli ansawdd, a datblygu deunyddiau newydd. Mae canlyniadau profion tynnol yn werthfawr ar gyfer deall gallu deunydd i berfformio dan straen, gan sicrhau ei fod yn addas ar gyfer y defnydd a fwriedir.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-77612325\" 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>Pam mae&#039;n bwysig dilyn gweithdrefnau safonol wrth gynnal profion tynnol?<\/h3>\n<p>Gall canlyniadau profion tynnol gael eu heffeithio&#039;n sylweddol gan ffactorau megis <strong>trwch sbesimen<\/strong>, <strong>cyflymder profi<\/strong>, <strong>math gafael<\/strong>, a <strong>dull mesur estyniad<\/strong>. Er mwyn sicrhau <strong>canlyniadau cywir a dibynadwy<\/strong>, mae&#039;n hanfodol dilyn sefydledig <strong>safonau profi<\/strong>, megis ASTM D882 neu ISO 527. Mae&#039;r safonau hyn yn nodi&#039;r <strong>amodau profi<\/strong>, y mae&#039;n rhaid ei reoli&#039;n ofalus i sicrhau cysondeb ac atgynhyrchedd. Ar ben hynny, penodol <strong>manylebau deunydd<\/strong> efallai y bydd angen addasiadau i weithdrefnau safonol, felly mae&#039;n bwysig cyfeirio at y manylebau hyn cyn cynnal y prawf i sicrhau cydymffurfiaeth a chymariaethau ystyrlon.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-15120063\" 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>Sut mae priodweddau tynnol yn cyfrannu at ddatblygu deunyddiau a rheoli ansawdd?<\/h3>\n<p><span style=\"color: #555555; font-size: 14.4px;\">Priodweddau tynnol, megis <\/span><strong style=\"color: #555555; font-size: 14.4px;\">cryfder tynnol<\/strong><span style=\"color: #555555; font-size: 14.4px;\">, <\/span><strong style=\"color: #555555; font-size: 14.4px;\">hiraeth ar yr egwyl<\/strong><span style=\"color: #555555; font-size: 14.4px;\">, yn hanfodol ar gyfer <\/span><strong style=\"color: #555555; font-size: 14.4px;\">ymchwil a datblygu<\/strong><span style=\"color: #555555; font-size: 14.4px;\"> yn ogystal a <\/span><strong style=\"color: #555555; font-size: 14.4px;\">rheoli ansawdd<\/strong><span style=\"color: #555555; font-size: 14.4px;\"> mewn gweithgynhyrchu. Mae&#039;r priodweddau hyn yn helpu i werthuso perfformiad deunyddiau mewn cymwysiadau byd go iawn. Er enghraifft, <\/span><strong style=\"color: #555555; font-size: 14.4px;\">cryfder tynnol<\/strong><span style=\"color: #555555; font-size: 14.4px;\"> yn dangos faint o straen y gall defnydd ei wrthsefyll cyn torri, tra <\/span><strong style=\"color: #555555; font-size: 14.4px;\">hiraeth<\/strong><span style=\"color: #555555; font-size: 14.4px;\"> yn rhoi cipolwg ar ei allu i ymestyn heb fethiant. Mae profion cyson yn caniat\u00e1u i weithgynhyrchwyr sicrhau bod deunyddiau&#039;n bodloni&#039;r safonau gofynnol ac yn perfformio yn \u00f4l y disgwyl mewn amgylcheddau amrywiol. Trwy gynnal rheolaeth fanwl gywir dros amodau prawf, gall gweithgynhyrchwyr hefyd wneud y gorau o&#039;u cynhyrchion a sicrhau eu bod yn cwrdd <\/span><strong style=\"color: #555555; font-size: 14.4px;\">sicrwydd ansawdd<\/strong><span style=\"color: #555555; font-size: 14.4px;\"> meini prawf.<\/span><\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-947821132\" 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>Pa ffactorau all effeithio ar ganlyniadau profion tynnol ac ymestyn ar gyfer ffilmiau lapio?<\/h3>\n<p>Gall sawl ffactor ddylanwadu ar ganlyniadau profion tynnol ac ymestyn ar gyfer ffilmiau lapio, gan gynnwys <strong>paratoi sbesimen<\/strong>, <strong>cyflymder prawf<\/strong>, <strong>amodau amgylcheddol (ee, lleithder a thymheredd)<\/strong>, a <strong>trwch ffilm<\/strong>. Mae aliniad y sbesimen yn y peiriant profi a&#039;r math o afaelion a ddefnyddir hefyd yn hollbwysig. I gael canlyniadau cywir, mae&#039;n bwysig dilyn dulliau safonol (fel ASTM D882) a chynnal profion o dan amodau rheoledig.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\n<style>\n#row-1424907325 > .col > .col-inner {\n  padding: 30px 30px 30px 30px;\n}\n<\/style>\n<\/div>\n<div class=\"row align-equal row-solid\"  id=\"row-1580111234\">\n\n\n\t<div id=\"col-260019497\" 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>Sut mae ymestyn amser egwyl yn cael ei gyfrifo ar gyfer ffilmiau lapio?<\/h3>\n<p>Cyfrifir ymestyniad adeg egwyl trwy fesur y newid yn hyd y sbesimen ffilm yn ystod y prawf tynnol. Y fformiwla yw:<\/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=\"Fformiwla cyfrifo elongation\" width=\"495\" height=\"65\" \/><figcaption id=\"caption-attachment-477\" class=\"wp-caption-text\">Fformiwla cyfrifo elongation<\/figcaption><\/figure>\n<p>Mae&#039;r mesuriad hwn yn nodi&#039;r estyniad mwyaf y gall y ffilm ei wneud cyn iddi dorri, gan ddarparu mewnwelediad i&#039;w hyblygrwydd a&#039;i hydwythedd, sy&#039;n hanfodol ar gyfer deunyddiau pecynnu y mae angen iddynt ymestyn heb rwygo.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-2054001052\" 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>Sut mae profion tynnol ffilm lapio ac ymestyn yn cyfrannu at reoli ansawdd?<\/h3>\n<p>Mae profion tynnol ac ymestyn yn hanfodol ar gyfer <strong>rheoli ansawdd<\/strong> wrth gynhyrchu ffilmiau lapio. Trwy sicrhau bod ffilmiau&#039;n bodloni meini prawf cryfder ac elongation penodol, gall gweithgynhyrchwyr warantu cysondeb a pherfformiad cynnyrch. Mae&#039;r profion hyn hefyd yn helpu i ganfod diffygion, fel smotiau gwan neu freuder gormodol, a allai arwain at fethiant yn ystod y defnydd. Mae profion rheolaidd yn caniat\u00e1u i weithgynhyrchwyr wneud addasiadau i&#039;r broses ffurfio neu gynhyrchu ffilm, gan sicrhau bod y cynnyrch terfynol yn bodloni&#039;r safonau gofynnol ac yn perfformio yn \u00f4l y disgwyl mewn amodau byd go iawn.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\n<style>\n#row-1580111234 > .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_1582798042 {\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\" >Mwy o Brofion Ar Gyfer Ffilm Lapio<\/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\/cy\/tensile-and-elongation-test\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\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. Compliant with ASTM D882 and ISO 527-3, these tests evaluate strength, flexibility, and film performance under stress\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wrapfilmtest.com\/cy\/tensile-and-elongation-test\" \/>\n<meta property=\"og:site_name\" content=\"Wrap Film Test\" \/>\n<meta property=\"article:modified_time\" content=\"2025-01-13T09:10:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Test-site-logo.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"836\" \/>\n\t<meta property=\"og:image:height\" content=\"238\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Tensile and Elongation Testing: Key to Durable Wrap Films\" \/>\n<meta name=\"twitter:description\" content=\"Strengthen your wrap films with tensile and elongation testing. 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