{"id":7362,"date":"2025-08-05T11:26:45","date_gmt":"2025-08-05T03:26:45","guid":{"rendered":"https:\/\/www.qualitester.com\/?p=7362"},"modified":"2025-08-05T11:26:45","modified_gmt":"2025-08-05T03:26:45","slug":"shrinkage-tester","status":"publish","type":"post","link":"https:\/\/www.qualitester.com\/lv\/shrinkage-tester\/","title":{"rendered":"Sprieguma testeris un gumijas materi\u0101lu test\u0113\u0161anas kritisk\u0101 loma"},"content":{"rendered":"<p data-start=\"304\" data-end=\"711\"><a href=\"https:\/\/www.qualitester.com\/lv\/?s=FST-01\"><img decoding=\"async\" class=\"wp-image-7367 alignleft\" src=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/08\/shrinkage-tester-300x300.webp\" alt=\"sarau\u0161an\u0101s testeris\" width=\"191\" height=\"191\" srcset=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/08\/shrinkage-tester-300x300.webp 300w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/08\/shrinkage-tester-1024x1024.webp 1024w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/08\/shrinkage-tester-150x150.webp 150w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/08\/shrinkage-tester-768x768.webp 768w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/08\/shrinkage-tester-12x12.webp 12w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/08\/shrinkage-tester-600x600.webp 600w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/08\/shrinkage-tester-100x100.webp 100w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/08\/shrinkage-tester.webp 1200w\" sizes=\"(max-width: 191px) 100vw, 191px\" \/><\/a>0 Gumijas izstr\u0101d\u0101jumu ra\u017eo\u0161an\u0101 un kvalit\u0101tes nodro\u0161in\u0101\u0161an\u0101 \u013coti svar\u012bga ir materi\u0101lu reakcijas uz karstumu kontrole. . <strong data-start=\"431\" data-end=\"451\">sarau\u0161an\u0101s testeris<\/strong> ir b\u016btiska noz\u012bme siltumtehnisko raksturlielumu nov\u0113rt\u0113\u0161an\u0101, jo \u012bpa\u0161i, ja to piem\u0113ro <strong data-start=\"539\" data-end=\"582\">gumijas materi\u0101lu termisk\u0101s sarau\u0161an\u0101s tests<\/strong>. \u0160is process ir ne tikai b\u016btisks, lai nodro\u0161in\u0101tu izstr\u0101d\u0101jumu iztur\u012bbu, bet ar\u012b lai nodro\u0161in\u0101tu atbilst\u012bbu nozares standartiem, piem\u0113ram. <a href=\"https:\/\/store.astm.org\/d2732-14r20.html\" target=\"_blank\" rel=\"noopener nofollow\"><strong data-start=\"696\" data-end=\"710\">ASTM D2732<\/strong><\/a>.<\/p>\n<hr \/>\n<h2 data-start=\"304\" data-end=\"711\">Gumijas materi\u0101lu termisk\u0101s sarau\u0161an\u0101s tests: Termisk\u0101s uzticam\u012bbas atsl\u0113ga<\/h2>\n<p data-start=\"792\" data-end=\"1164\">Gumijas materi\u0101lus pla\u0161i izmanto kritiski svar\u012bgos lietojumos, tostarp. <strong data-start=\"861\" data-end=\"936\">automobi\u013cu bl\u012bves, elektrisk\u0101 izol\u0101cija, caurules un r\u016bpniecisk\u0101s bl\u012bves.<\/strong>. \u0160ie komponenti bie\u017ei saskaras ar paaugstin\u0101tu temperat\u016bru apstr\u0101des vai galapat\u0113ri\u0146a laik\u0101. Ra\u017eo\u0161anas laik\u0101 radu\u0161ies p\u0101rpalikuma spriegumi var izrais\u012bt nev\u0113lamu... <strong data-start=\"1085\" data-end=\"1113\">sarau\u0161an\u0101s vai deform\u0101cija<\/strong>, kas var izrais\u012bt produkta boj\u0101jumus, ja tie netiek atkl\u0101ti agr\u012bni.<\/p>\n<p data-start=\"1166\" data-end=\"1298\">\u0160eit ir vieta, kur <strong data-start=\"1184\" data-end=\"1227\">gumijas materi\u0101lu termisk\u0101s sarau\u0161an\u0101s tests<\/strong> k\u013c\u016bst neaizst\u0101jams. Izmantojot sarau\u0161an\u0101s testeri, ra\u017eot\u0101ji var:<\/p>\n<ul>\n<li data-start=\"1302\" data-end=\"1382\">Atpaz\u012bt <strong data-start=\"1309\" data-end=\"1330\">iek\u0161\u0113jie spriegumi<\/strong> kas ieg\u016bti ekstr\u016bzijas, form\u0113\u0161anas vai kalend\u0113\u0161anas proces\u0101<\/li>\n<li data-start=\"1385\" data-end=\"1456\">Nov\u0113rt\u0113jiet <strong data-start=\"1396\" data-end=\"1421\">izm\u0113ru stabilit\u0101te<\/strong> gumijas termisk\u0101 iedarb\u012bb\u0101<\/li>\n<li data-start=\"1459\" data-end=\"1516\">Optimiz\u0113t <strong data-start=\"1468\" data-end=\"1493\">materi\u0101lu formul\u0113jumi<\/strong> un saciet\u0113\u0161anas procesi<\/li>\n<li data-start=\"1519\" data-end=\"1568\">Uztur\u0113t <strong data-start=\"1527\" data-end=\"1550\">kvalit\u0101tes konsekvence<\/strong> ra\u017eo\u0161anas laik\u0101<\/li>\n<\/ul>\n<p data-start=\"1570\" data-end=\"1700\">Izpratne par \u0161o uzved\u012bbu, pirms produkts non\u0101k uz lauka, pal\u012bdz nodro\u0161in\u0101t. <strong data-start=\"1649\" data-end=\"1699\">veiktsp\u0113ju, dro\u0161\u012bbu un klientu apmierin\u0101t\u012bbu.<\/strong>.<\/p>\n<hr \/>\n<h2 data-start=\"1570\" data-end=\"1700\">K\u0101 ASTM D2732 atbalsta prec\u012bzu test\u0113\u0161anu<\/h2>\n<p data-start=\"1752\" data-end=\"2019\">Port\u0101ls <strong data-start=\"1756\" data-end=\"1770\">ASTM D2732<\/strong> Standart\u0101 izkl\u0101st\u012bta proced\u016bra, k\u0101 nov\u0113rt\u0113t <strong data-start=\"1818\" data-end=\"1859\">neierobe\u017eota line\u0101r\u0101 termisk\u0101 sarau\u0161an\u0101s<\/strong> plastmasas un gumijas pl\u0113ves. T\u0101 ietver iepriek\u0161 sagrieztu paraugu iegremd\u0113\u0161anu <strong data-start=\"1932\" data-end=\"1970\">\u0161\u0137idruma vanna ar kontrol\u0113tu temperat\u016bru<\/strong> un izm\u0113ra izmai\u0146as p\u0113c ekspoz\u012bcijas.<\/p>\n<p data-start=\"2021\" data-end=\"2322\">Lai gan s\u0101kotn\u0113ji ASTM D2732 ir izstr\u0101d\u0101ts termoplastiskaj\u0101m pl\u0113v\u0113m, tas ir piem\u0113rojams ar\u012b attiec\u012bb\u0101 uz <strong data-start=\"2105\" data-end=\"2125\">gumijas materi\u0101li<\/strong> ar pl\u0113vei l\u012bdz\u012bgu \u0123eometriju vai pl\u0101nas loksnes konfigur\u0101ciju. Tests imit\u0113 re\u0101los apst\u0101k\u013cus, kuros gumijas komponenti iepako\u0161anas, steriliz\u0101cijas vai lieto\u0161anas laik\u0101 var saskarties ar paaugstin\u0101tu temperat\u016bru.<\/p>\n<hr \/>\n<h2 data-start=\"2021\" data-end=\"2322\">P\u0101rskats par testa proced\u016bru<\/h2>\n<p data-start=\"2364\" data-end=\"2446\">Izmantojot <strong data-start=\"2372\" data-end=\"2392\">sarau\u0161an\u0101s testeris<\/strong> saska\u0146\u0101 ar ASTM D2732 ietver \u0161\u0101das darb\u012bbas:<\/p>\n<p><strong data-start=\"2448\" data-end=\"2473\">1. Parauga sagatavo\u0161ana<\/strong><br data-start=\"2473\" data-end=\"2476\" \/>Sagrieziet gumijas pl\u0113vi vai loksni <strong data-start=\"2512\" data-end=\"2533\">100\u00d7100 mm kvadr\u0101ts<\/strong>, izmantojot apz\u012bmogotu veidni. P\u0101rliecinieties, ka <strong data-start=\"2572\" data-end=\"2593\">ma\u0161\u012bnas virziens<\/strong> ir atz\u012bm\u0113ts.<\/p>\n<p><strong data-start=\"2606\" data-end=\"2625\">2. Kondicion\u0113\u0161ana<\/strong><br data-start=\"2625\" data-end=\"2628\" \/>Parauga st\u0101voklis saska\u0146\u0101 ar <strong data-start=\"2662\" data-end=\"2675\">ASTM D618<\/strong> lai stabiliz\u0113tu temperat\u016bras un mitruma ietekmi.<\/p>\n<p><strong data-start=\"2724\" data-end=\"2741\">3. Testa iestat\u012bjumi<\/strong><\/p>\n<ul>\n<li data-start=\"2746\" data-end=\"2841\">Piepildiet testera vannu ar sader\u012bgu \u0161\u0137idrumu, piem\u0113ram. <strong data-start=\"2799\" data-end=\"2811\">glicer\u012bns<\/strong> vai <strong data-start=\"2815\" data-end=\"2838\">polietil\u0113nglikols<\/strong>.<\/li>\n<li data-start=\"2844\" data-end=\"2938\">Iestatiet temperat\u016bru (parasti 100\u00b0C-150\u00b0C gumijai) un \u013caujiet tai nostabiliz\u0113ties \u00b10,5\u00b0C robe\u017e\u0101s.<\/li>\n<\/ul>\n<p><strong data-start=\"2940\" data-end=\"2980\">4. Iegremd\u0113\u0161anas un sarau\u0161an\u0101s m\u0113r\u012b\u0161ana<\/strong><\/p>\n<ul>\n<li data-start=\"2985\" data-end=\"3023\">Iegremd\u0113jiet paraugu uz 10 sekund\u0113m.<\/li>\n<li data-start=\"3026\" data-end=\"3083\">Uzreiz p\u0113c no\u0146em\u0161anas izm\u0113riet garumu un platumu.<\/li>\n<li data-start=\"3086\" data-end=\"3114\">Apr\u0113\u0137iniet sarau\u0161anos, izmantojot:<\/li>\n<\/ul>\n<p style=\"text-align: center;\" data-start=\"3117\" data-end=\"3174\"><strong data-start=\"3117\" data-end=\"3174\">Samazin\u0101jums (%) = [(ori\u0123in\u0101ls - gal\u012bgais) \/ ori\u0123in\u0101ls] \u00d7 100<\/strong><\/p>\n<p><strong data-start=\"3176\" data-end=\"3206\">5. Atk\u0101rto\u0161ana precizit\u0101tei<\/strong><br data-start=\"3206\" data-end=\"3209\" \/>Vismaz <strong data-start=\"3218\" data-end=\"3251\">divi paraugi katrai temperat\u016brai<\/strong> j\u0101p\u0101rbauda, lai nodro\u0161in\u0101tu konsekvenci un atk\u0101rtojam\u012bbu.<\/p>\n<hr \/>\n<h2 data-start=\"3176\" data-end=\"3309\">K\u0101p\u0113c \u0161is tests ir \u013coti svar\u012bgs gumijas materi\u0101liem<\/h2>\n<p data-start=\"3367\" data-end=\"3618\">At\u0161\u0137ir\u012bb\u0101 no plastmasas pl\u0113v\u0113m gumijas materi\u0101li bie\u017ei ietver <strong data-start=\"3420\" data-end=\"3470\">pildvielas, plastifikatori un \u0161\u0137\u0113rssai\u0161u savienot\u0101jvielas.<\/strong> kas var ietekm\u0113t termisko uzved\u012bbu. Termisk\u0101s sarau\u0161an\u0101s tests skaidri par\u0101da, k\u0101 \u0161ie komponenti mijiedarbojas termiskos apst\u0101k\u013cos.<\/p>\n<p data-start=\"3620\" data-end=\"3655\">Test\u0101 g\u016bt\u0101s galven\u0101s atzi\u0146as ir \u0161\u0101das:<\/p>\n<ul>\n<li data-start=\"3659\" data-end=\"3702\"><strong data-start=\"3659\" data-end=\"3678\">Viendab\u012bgums dziedin\u0101\u0161anas proces\u0101<\/strong> un \u0161\u0137\u0113rssai\u0161u bl\u012bvums<\/li>\n<li data-start=\"3705\" data-end=\"3733\"><strong data-start=\"3705\" data-end=\"3722\">Termisk\u0101 noveco\u0161an\u0101s<\/strong> uzved\u012bba<\/li>\n<li data-start=\"3736\" data-end=\"3781\">Jut\u012bba pret <strong data-start=\"3754\" data-end=\"3779\">grumbu veido\u0161an\u0101s vai izliek\u0161an\u0101s.<\/strong><\/li>\n<li data-start=\"3784\" data-end=\"3813\">Ilgtermi\u0146a <strong data-start=\"3794\" data-end=\"3813\">formas saglab\u0101\u0161ana<\/strong><\/li>\n<\/ul>\n<p data-start=\"3815\" data-end=\"3921\">Nozar\u0113s, kur\u0101s nepiecie\u0161ams <strong data-start=\"3840\" data-end=\"3900\">prec\u012bzijas bl\u012bves vai deta\u013cas ar izm\u0113ru stabilit\u0101ti.<\/strong>, \u0161ie dati ir \u013coti svar\u012bgi.<\/p>\n<hr \/>\n<h2 data-start=\"3815\" data-end=\"3921\">Gumijas test\u0113\u0161anai piem\u0113rota sarau\u0161an\u0101s testera izv\u0113le<\/h2>\n<p data-start=\"3987\" data-end=\"4169\">vietn\u0113 <a href=\"https:\/\/www.qualitester.com\/lv\/\">\u0160\u016bnu instrumenti<\/a>, m\u0113s pied\u0101v\u0101jam augstas precizit\u0101tes <strong data-start=\"4034\" data-end=\"4054\">sarau\u0161an\u0101s testeris<\/strong> paredz\u0113ti <strong data-start=\"4068\" data-end=\"4082\">ASTM D2732<\/strong> lietojumiem, tostarp sare\u017e\u0123\u012btiem gumijas un elastom\u0113ru paraugiem. M\u016bsu sist\u0113ma nodro\u0161ina:<\/p>\n<ul>\n<li data-start=\"4173\" data-end=\"4234\"><strong data-start=\"4173\" data-end=\"4204\">Digit\u0101l\u0101 temperat\u016bras kontrole<\/strong> stingrai siltuma tolerancei<\/li>\n<li data-start=\"4237\" data-end=\"4287\"><strong data-start=\"4237\" data-end=\"4265\">Vair\u0101ku paraugu iegremd\u0113\u0161ana<\/strong> augstas veiktsp\u0113jas<\/li>\n<li data-start=\"4290\" data-end=\"4360\"><strong data-start=\"4290\" data-end=\"4312\">\u0136\u012bmiski iztur\u012bgs<\/strong> materi\u0101li, kas sader\u012bgi ar da\u017e\u0101diem vannas \u0161\u0137idrumiem<\/li>\n<li data-start=\"4363\" data-end=\"4425\"><strong data-start=\"4363\" data-end=\"4386\">Papildapr\u012bkojuma automatiz\u0101cija<\/strong> atk\u0101rtojamai un efekt\u012bvai test\u0113\u0161anai.<\/li>\n<\/ul>\n<p data-start=\"4427\" data-end=\"4578\">Integr\u0113jot \u0161o sist\u0113mu sav\u0101 laboratorij\u0101, j\u016bs nodro\u0161in\u0101siet, ka katrs gumijas izstr\u0101d\u0101jums atbilst gan <strong data-start=\"4517\" data-end=\"4545\">veiktsp\u0113jas gaidas<\/strong> un <strong data-start=\"4550\" data-end=\"4577\">normat\u012bv\u0101s pras\u012bbas<\/strong>.<\/p>\n<hr \/>\n<h2 data-start=\"4427\" data-end=\"4578\">Lietojumprogrammu piem\u0113ri<\/h2>\n<p><strong data-start=\"4610\" data-end=\"4627\">1. Automobi\u013cu nozare<\/strong>: Starpliku ra\u017eot\u0101ji izmanto termisk\u0101s sarau\u0161an\u0101s testus, lai nodro\u0161in\u0101tu, ka bl\u012bves dzin\u0113ja nodal\u012bjum\u0101 nesar\u016bk.<br data-start=\"4733\" data-end=\"4736\" \/><strong data-start=\"4736\" data-end=\"4758\">2. Medic\u012bnisk\u0101s ier\u012bces<\/strong>: Steriliz\u0101cijas ciklos izmantotaj\u0101m gumijas caurul\u0113m p\u0113c karstuma iedarb\u012bbas j\u0101saglab\u0101 forma.<br data-start=\"4843\" data-end=\"4846\" \/><strong data-start=\"4846\" data-end=\"4869\">3. R\u016bpniecisk\u0101s \u0161\u013c\u016btenes<\/strong>: Gumijas oder\u0113jums \u0161\u013c\u016bten\u0113s ir pak\u013cauts termiskajai cikliskajai mai\u0146ai, kur sarau\u0161an\u0101s var izrais\u012bt nopl\u016bdes vai pl\u012bsumus.<\/p>\n<p data-start=\"4970\" data-end=\"5064\">Visos \u0161ajos scen\u0101rijos <a href=\"https:\/\/www.qualitester.com\/lv\/?s=FST-01\"><strong data-start=\"4996\" data-end=\"5016\">sarau\u0161an\u0101s testeris<\/strong><\/a> sniedz b\u016btisku ieskatu produkta stabilit\u0101t\u0113.<\/p>\n<hr \/>\n<h2 data-start=\"4970\" data-end=\"5064\">Secin\u0101jums<\/h2>\n<p data-start=\"5086\" data-end=\"5464\">Port\u0101ls <strong data-start=\"5090\" data-end=\"5133\">gumijas materi\u0101lu termisk\u0101s sarau\u0161an\u0101s tests<\/strong> t\u0101 ir vair\u0101k nek\u0101 tikai tehniska pras\u012bba - t\u0101 ir v\u0101rti, lai nodro\u0161in\u0101tu produktu uzticam\u012bbu, dro\u0161\u012bbu un veiktsp\u0113ju jut\u012bg\u0101s vid\u0113s, kur\u0101s valda paaugstin\u0101ta temperat\u016bra. Pamatojoties uz ASTM D2732 un <strong data-start=\"5329\" data-end=\"5366\">Cell Instruments sarau\u0161an\u0101s testeris<\/strong> k\u0101 r\u012bku, j\u016bsu kvalit\u0101tes kontroles procesi ieg\u016bst izm\u0113r\u0101mus, konsekventus un sasniedzamus rezult\u0101tus.<\/p>\n<p data-start=\"5466\" data-end=\"5571\">Ra\u017eot\u0101jiem, kuri par priorit\u0101ti izvirza <strong data-start=\"5499\" data-end=\"5520\">termisk\u0101 integrit\u0101te<\/strong>, sarau\u0161an\u0101s p\u0101rbaude nav oblig\u0101ta - t\u0101 ir b\u016btiska.<\/p>","protected":false},"excerpt":{"rendered":"<p>0 Gumijas izstr\u0101d\u0101jumu ra\u017eo\u0161an\u0101 un kvalit\u0101tes nodro\u0161in\u0101\u0161an\u0101 \u013coti svar\u012bga ir materi\u0101lu reakcijas uz karstumu kontrole. Termiski iztur\u012bgo materi\u0101lu termisk\u0101s iztur\u012bbas nov\u0113rt\u0113\u0161an\u0101, jo \u012bpa\u0161i gumijas materi\u0101lu termisk\u0101s sarau\u0161an\u0101s test\u0113\u0161an\u0101, galven\u0101 noz\u012bme ir sarau\u0161an\u0101s testerim. \u0160is process ir b\u016btisks ne tikai, lai nodro\u0161in\u0101tu izstr\u0101d\u0101jumu ilgm\u016b\u017e\u012bbu, bet ar\u012b lai izpild\u012btu nozares standartus ...<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.qualitester.com\/lv\/shrinkage-tester\/\"> <span class=\"screen-reader-text\">Sprieguma testeris un gumijas materi\u0101lu test\u0113\u0161anas kritisk\u0101 loma<\/span> Las\u012bt vair\u0101k \"<\/a><\/p>","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","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":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-7362","post","type-post","status-publish","format-standard","hentry","category-test-method"],"_links":{"self":[{"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/posts\/7362","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/comments?post=7362"}],"version-history":[{"count":0,"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/posts\/7362\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/media?parent=7362"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/categories?post=7362"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/tags?post=7362"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}