{"id":1352,"date":"2026-06-10T09:33:54","date_gmt":"2026-06-10T09:33:54","guid":{"rendered":"https:\/\/www.packtests.com\/?post_type=standard&#038;p=1352"},"modified":"2026-07-17T03:22:35","modified_gmt":"2026-07-17T03:22:35","slug":"astm-d1709","status":"publish","type":"standard","link":"https:\/\/www.packtests.com\/ro\/standard\/astm-d1709\/","title":{"rendered":"ASTM D1709"},"content":{"rendered":"<h2 class=\"wp-block-heading\">M\u0103surarea rezisten\u021bei la impact a filmului prin testarea conform standardului ASTM D1709<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>ASTM D1709<\/strong> este standardul interna\u021bional recunoscut pentru testul de impact cu s\u0103geat\u0103, utilizat pentru a determina rezisten\u021ba la impact a foliilor din plastic prin metoda s\u0103ge\u021bii \u00een c\u0103dere liber\u0103. Testul m\u0103soar\u0103 greutatea unei s\u0103ge\u021bi \u00een c\u0103dere necesar\u0103 pentru a provoca ruperea probelor testate conform standardului 50%, oferind un indicator fiabil al tenacit\u0103\u021bii foliei, al rezisten\u021bei la perforare \u0219i al durabilit\u0103\u021bii la impact.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Produc\u0103torii de ambalaje flexibile, folii agricole, c\u0103ptu\u0219eli industriale, ambalaje medicale \u0219i ambalaje pentru produse de larg consum se bazeaz\u0103 pe testarea conform standardului ASTM D1709 pentru a evalua performan\u021ba materialelor \u00een condi\u021bii de impact brusc. Prin cuantificarea rezisten\u021bei la impact, laboratoarele pot optimiza structurile foliilor, compara materialele, verifica uniformitatea produc\u021biei \u0219i asigura calitatea produselor \u00eenainte de lansarea pe pia\u021b\u0103.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ce este ASTM D1709?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM D1709, <em>Metode standard de testare a rezisten\u021bei la impact a foliilor din material plastic prin metoda s\u0103ge\u021bii \u00een c\u0103dere liber\u0103<\/em>, stabile\u0219te procedurile de determinare a rezisten\u021bei la impact a foliilor din plastic, folosind o s\u0103geat\u0103 semisferic\u0103 aruncat\u0103 de la o \u00een\u0103l\u021bime specificat\u0103.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rezultatul testului reprezint\u0103 masa s\u0103ge\u021bii care, din punct de vedere statistic, determin\u0103 ruperea a 50% de e\u0219antioane \u00een condi\u021bii controlate de testare.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Standardul include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Metoda de testare A<\/strong><\/li>\n\n\n\n<li><strong>Metoda de testare B<\/strong><\/li>\n\n\n\n<li><strong>Tehnica de testare a sc\u0103rilor<\/strong><\/li>\n\n\n\n<li><strong>Tehnic\u0103 alternativ\u0103 de testare \u00een grup<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Metoda este utilizat\u0103 pe scar\u0103 larg\u0103 pentru controlul calit\u0103\u021bii, dezvoltarea produselor, compararea materialelor \u0219i verificarea specifica\u021biilor.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Principiul de testare conform standardului ASTM D1709<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Testul m\u0103soar\u0103 energia de impact necesar\u0103 pentru ruperea unei probe de film.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O s\u0103geat\u0103 semisferic\u0103 este lansat\u0103 de la o \u00een\u0103l\u021bime specificat\u0103 \u0219i love\u0219te o prob\u0103 de film fixat\u0103 \u00eentre cleme. \u00cen func\u021bie de faptul dac\u0103 proba trece sau nu testul, greutatea s\u0103ge\u021bii este ajustat\u0103 conform procedurii de testare selectate.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dup\u0103 mai multe c\u0103deri, sistemul calculeaz\u0103 masa s\u0103ge\u021bii corespunz\u0103toare unei probabilit\u0103\u021bi de 50% de rupere a probei.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Valoarea ob\u021binut\u0103 serve\u0219te drept m\u0103sur\u0103 cantitativ\u0103 a rezisten\u021bei la impact.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Metoda de testare A conform ASTM D1709 comparativ cu metoda B<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">Parametru<\/th><th class=\"has-text-align-center\" data-align=\"center\">Metoda A<\/th><th class=\"has-text-align-center\" data-align=\"center\">Metoda B<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Diametrul s\u0103ge\u021bii<\/td><td class=\"has-text-align-center\" data-align=\"center\">38 mm<\/td><td class=\"has-text-align-center\" data-align=\"center\">50 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u00cen\u0103l\u021bimea de c\u0103dere<\/td><td class=\"has-text-align-center\" data-align=\"center\">660 mm<\/td><td class=\"has-text-align-center\" data-align=\"center\">1520 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Intervalul de rezisten\u021b\u0103 la impact<\/td><td class=\"has-text-align-center\" data-align=\"center\">Aproximativ 50 g p\u00e2n\u0103 la 6 kg<\/td><td class=\"has-text-align-center\" data-align=\"center\">Aproximativ 300 g p\u00e2n\u0103 la 6 kg<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Aplica\u021bii tipice<\/td><td class=\"has-text-align-center\" data-align=\"center\">Folii de ambalare de uz general<\/td><td class=\"has-text-align-center\" data-align=\"center\">Filme cu un impact mai mare<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Recomand\u0103ri privind cre\u0219terea \u00een greutate<\/td><td class=\"has-text-align-center\" data-align=\"center\">Aproximativ 15% din greutatea la rupere<\/td><td class=\"has-text-align-center\" data-align=\"center\">Aproximativ 5\u201315% din greutatea la rupere<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Metoda A<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Metoda A utilizeaz\u0103:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u0103geat\u0103 semisferic\u0103 de 38 mm<\/li>\n\n\n\n<li>\u00cen\u0103l\u021bime de c\u0103dere de 660 mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Aceast\u0103 metod\u0103 este utilizat\u0103 \u00een mod obi\u0219nuit pentru:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Folii de polietilen\u0103<\/li>\n\n\n\n<li>Folii de ambalare<\/li>\n\n\n\n<li>Folii elastice<\/li>\n\n\n\n<li>Folii agricole<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Metoda B<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Metoda B utilizeaz\u0103:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u0103geat\u0103 semisferic\u0103 de 50 mm<\/li>\n\n\n\n<li>\u00cen\u0103l\u021bime de c\u0103dere de 1520 mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Aceast\u0103 configura\u021bie este potrivit\u0103 pentru:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Folii pentru utilizare intensiv\u0103<\/li>\n\n\n\n<li>C\u0103ptu\u0219eli industriale<\/li>\n\n\n\n<li>Structuri din plastic mai groase<\/li>\n\n\n\n<li>Materiale de ambalare de \u00eenalt\u0103 rezisten\u021b\u0103<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM D1709 Metoda de \u00eencercare pentru sc\u0103ri<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tehnica sc\u0103rii este procedura cea mai des utilizat\u0103.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Procedura de testare<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Alege\u021bi Metoda A sau Metoda B.<\/li>\n\n\n\n<li>M\u0103sura\u021bi grosimea probei.<\/li>\n\n\n\n<li>Alege\u021bi o greutate ini\u021bial\u0103 a s\u0103ge\u021bii apropiat\u0103 de punctul de rupere preconizat.<\/li>\n\n\n\n<li>Fixa\u021bi bine proba.<\/li>\n\n\n\n<li>Arunc\u0103 s\u0103geata.<\/li>\n\n\n\n<li>\u00cenregistreaz\u0103 \u201eadmis\u201d sau \u201erespins\u201d.<\/li>\n\n\n\n<li>Regla\u021bi greutatea dartului:\n<ul class=\"wp-block-list\">\n<li>E\u0219ec \u2192 sc\u0103dere \u00een greutate<\/li>\n\n\n\n<li>Nu s-a \u00eenregistrat nicio eroare \u2192 cre\u0219te greutatea<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Continua\u021bi testarea p\u00e2n\u0103 c\u00e2nd se atinge num\u0103rul necesar de e\u0219ecuri \u0219i de rezultate f\u0103r\u0103 e\u0219ec.<\/li>\n\n\n\n<li>Calcula\u021bi greutatea de e\u0219ec a modelului 50%.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Avantaje<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Testare eficient\u0103<\/li>\n\n\n\n<li>Consum redus de prob\u0103<\/li>\n\n\n\n<li>Fiabilitate statistic\u0103 ridicat\u0103<\/li>\n\n\n\n<li>Repetabilitate excelent\u0103<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Metod\u0103 alternativ\u0103 de testare prin c\u0103dere a s\u0103ge\u021bilor<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Procedura alternativ\u0103 evalueaz\u0103 probele \u00een grupuri de c\u00e2te zece.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Prezentare general\u0103 a procedurii<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Se testeaz\u0103 zece e\u0219antioane la o singur\u0103 greutate a s\u0103ge\u021bii.<\/li>\n\n\n\n<li>Se calculeaz\u0103 procentul de e\u0219ecuri.<\/li>\n\n\n\n<li>Greutatea s\u0103ge\u021bii se ajusteaz\u0103 pentru grupurile urm\u0103toare.<\/li>\n\n\n\n<li>Testarea continu\u0103 p\u00e2n\u0103 c\u00e2nd se colecteaz\u0103 suficiente puncte de date \u00eentre 0% \u0219i e\u0219ecul de la 100%.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Aceast\u0103 abordare este adesea utilizat\u0103 atunci c\u00e2nd laboratoarele au nevoie de o evaluare statistic\u0103 mai cuprinz\u0103toare a performan\u021bei materialelor.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Cerin\u021be privind probele de testare<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pentru efectuarea unor teste fiabile conform standardului ASTM D1709:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Preg\u0103tirea specimenului<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Folia nu trebuie s\u0103 prezinte cute sau pliuri.<\/li>\n\n\n\n<li>Trebuie evitat\u0103 contaminarea suprafe\u021bei.<\/li>\n\n\n\n<li>Probele trebuie s\u0103 reprezinte materialul de produc\u021bie propriu-zis.<\/li>\n\n\n\n<li>Grosimea trebuie m\u0103surat\u0103 \u0219i consemnat\u0103.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Dimensiunea recomandat\u0103 a e\u0219antionului<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mai mare de 150 mm \u00d7 150 mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Preg\u0103tirea corespunz\u0103toare a probelor \u00eembun\u0103t\u0103\u021be\u0219te semnificativ repetabilitatea \u0219i reproductibilitatea testului.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">De ce se efectueaz\u0103 un test de impact cu s\u0103ge\u021bi?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Foliile din plastic sunt adesea expuse la \u0219ocuri \u00een timpul:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Opera\u021biuni de ambalare<\/li>\n\n\n\n<li>Transport \u0219i logistic\u0103<\/li>\n\n\n\n<li>Depozitare<\/li>\n\n\n\n<li>Gestionarea consumatorilor<\/li>\n\n\n\n<li>Procese automatizate de umplere<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Un test de impact cu s\u0103ge\u021bi \u00eei ajut\u0103 pe produc\u0103tori s\u0103 \u00een\u021beleag\u0103 cum se comport\u0103 o pelicul\u0103 atunci c\u00e2nd este supus\u0103 unor for\u021be mecanice bru\u0219te.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Avantaje principale<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Evaluarea rezisten\u021bei filmului<\/li>\n\n\n\n<li>Compara\u021bi diferite formule de r\u0103\u0219in\u0103<\/li>\n\n\n\n<li>Verificarea consecven\u021bei produc\u021biei<\/li>\n\n\n\n<li>Optimizarea structurilor de pelicule multistrat<\/li>\n\n\n\n<li>Reducerea num\u0103rului de defecte ale coletelor \u00een timpul distribu\u021biei<\/li>\n\n\n\n<li>Sprijinirea dezvolt\u0103rii produselor \u0219i a selec\u021biei materialelor<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Aparat de testare a rezisten\u021bei la impact cu s\u0103ge\u021bi \u00een c\u0103dere conform standardului ASTM D1709 de la Cell Instruments<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Cell Instruments ofer\u0103 un serviciu profesional <strong><a href=\"https:\/\/www.packtests.com\/ro\/product\/falling-dart-impact-tester\/\" target=\"_blank\" rel=\"noreferrer noopener\">Aparat de testare a rezisten\u021bei la impact cu s\u0103ge\u021bi<\/a><\/strong> conceput pentru a respecta standardul ASTM D1709 \u0219i pentru efectuarea testelor de rutin\u0103 \u00een laborator.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Integrarea tehnologiilor inteligente<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">Control prin PLC \u0219i operare prin ecran tactil<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Arhitectura PLC-urilor industriale<\/li>\n\n\n\n<li>Ecran tactil HMI de 7 inci<\/li>\n\n\n\n<li>Utilizare intuitiv\u0103<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Calculul automat al rezultatelor<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sistemul calculeaz\u0103 automat valorile rezisten\u021bei la impact dup\u0103 testarea de tip \u201eadmis\/respins\u201d, reduc\u00e2nd volumul de munc\u0103 al operatorului \u0219i minimiz\u00e2nd erorile de calcul.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">Sistem electromagnetic de lansare a s\u0103ge\u021bilor<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Suspensie stabil\u0103 de tip \u201edart\u201d<\/li>\n\n\n\n<li>Condi\u021bii de eliberare uniforme<\/li>\n\n\n\n<li>Repetabilitate \u00eembun\u0103t\u0103\u021bit\u0103<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Prinderea pneumatic\u0103 a probelor<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Fixarea uniform\u0103 a probelor<\/li>\n\n\n\n<li>Influen\u021b\u0103 redus\u0103 a operatorului<\/li>\n\n\n\n<li>Consisten\u021b\u0103 \u00eembun\u0103t\u0103\u021bit\u0103 a test\u0103rii<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Capacitate de testare cu dou\u0103 metode<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">Caracteristic\u0103<\/th><th class=\"has-text-align-center\" data-align=\"center\">Configurare<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Metoda A<\/td><td class=\"has-text-align-center\" data-align=\"center\">Standard<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Metoda B<\/td><td class=\"has-text-align-center\" data-align=\"center\">Op\u021bional<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Calcule automate<\/td><td class=\"has-text-align-center\" data-align=\"center\">Da<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Prindere pneumatic\u0103<\/td><td class=\"has-text-align-center\" data-align=\"center\">Da<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Comand\u0103 prin ecran tactil<\/td><td class=\"has-text-align-center\" data-align=\"center\">Da<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Caracteristici de siguran\u021b\u0103 \u0219i productivitate<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Func\u021bionare cu pedal\u0103<\/li>\n\n\n\n<li>Buton de activare a testului<\/li>\n\n\n\n<li>Iluminat de observa\u021bie<\/li>\n\n\n\n<li>Microimprimant\u0103 op\u021bional\u0103<\/li>\n\n\n\n<li>Integrarea op\u021bional\u0103 a software-ului<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Specifica\u021bii tehnice<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">Articolul<\/th><th class=\"has-text-align-center\" data-align=\"center\">Specifica\u021bii<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Metoda de testare<\/td><td class=\"has-text-align-center\" data-align=\"center\">Metoda A \/ Metoda B (op\u021bional)<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Intervalul de testare<\/td><td class=\"has-text-align-center\" data-align=\"center\">Metoda A: 50\u20132000 g<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><\/td><td class=\"has-text-align-center\" data-align=\"center\">Metoda B: 300\u20132000 g<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Diametrul s\u0103ge\u021bii<\/td><td class=\"has-text-align-center\" data-align=\"center\">Metoda A: 38 \u00b1 1 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><\/td><td class=\"has-text-align-center\" data-align=\"center\">Metoda B: 50 \u00b1 1 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u00cen\u0103l\u021bimea de impact<\/td><td class=\"has-text-align-center\" data-align=\"center\">660 mm \/ 1500 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Precizie<\/td><td class=\"has-text-align-center\" data-align=\"center\">0,1 g (0,1 J)<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Sistem de prindere<\/td><td class=\"has-text-align-center\" data-align=\"center\">Pneumatic<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Air Supply<\/td><td class=\"has-text-align-center\" data-align=\"center\">0,6 MPa<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Dimensiunea e\u0219antionului<\/td><td class=\"has-text-align-center\" data-align=\"center\">&gt;150 mm \u00d7 150 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Surs\u0103 de alimentare<\/td><td class=\"has-text-align-center\" data-align=\"center\">110\u2013220 V c.a., 50 Hz<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"400\" height=\"600\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/\u672a\u547d\u540d.webp\" alt=\"Aparat de testare a rezisten\u021bei la impact cu s\u0103ge\u021bi \u00een c\u0103dere ASTM D1709 | Standardul de testare a rezisten\u021bei la impact cu s\u0103ge\u021bi\" class=\"wp-image-1356\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/\u672a\u547d\u540d.webp 400w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/\u672a\u547d\u540d-200x300.webp 200w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/\u672a\u547d\u540d-8x12.webp 8w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Alegerea aparatului potrivit de testare a rezisten\u021bei la impact cu s\u0103ge\u021bi<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Atunci c\u00e2nd aleg un sistem de testare conform standardului ASTM D1709, laboratoarele ar trebui s\u0103 ia \u00een considerare urm\u0103toarele:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Respectarea cerin\u021belor standardului ASTM D1709<\/li>\n\n\n\n<li>Compatibilitate cu Metoda A \u0219i Metoda B<\/li>\n\n\n\n<li>Nivelul de automatizare<\/li>\n\n\n\n<li>Capacit\u0103\u021bi de gestionare a datelor<\/li>\n\n\n\n<li>Capacitatea de testare<\/li>\n\n\n\n<li>Cerin\u021be privind calibrarea \u0219i \u00eentre\u021binerea<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Un aparat modern de testare a rezisten\u021bei la impact cu s\u0103ge\u021bi contribuie la \u00eembun\u0103t\u0103\u021birea eficien\u021bei test\u0103rii, asigur\u00e2nd \u00een acela\u0219i timp rezultate precise \u0219i repetabile pentru aplica\u021bii de control al calit\u0103\u021bii \u0219i de cercetare \u0219i dezvoltare.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/store.astm.org\/d1709-24.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D1709<\/a> r\u0103m\u00e2ne unul dintre cele mai importante standarde pentru evaluarea rezisten\u021bei la impact a foliilor din plastic. Prin intermediul testelor standardizate cu s\u0103ge\u021bi \u00een c\u0103dere liber\u0103, produc\u0103torii pot cuantifica rezisten\u021ba foliilor, pot \u00eembun\u0103t\u0103\u021bi performan\u021ba produselor, pot reduce defectele de ambalare \u0219i pot men\u021bine o calitate constant\u0103 a produc\u021biei. Fie c\u0103 este utilizat pentru asigurarea calit\u0103\u021bii, dezvoltarea produselor sau compararea materialelor, un tester de impact cu s\u0103ge\u021bi fiabil este un instrument esen\u021bial pentru laboratoarele moderne de testare a foliilor.<\/p>","protected":false},"excerpt":{"rendered":"<p>M\u0103surarea rezisten\u021bei la impact a foliilor prin testarea conform standardului ASTM D1709. Standardul ASTM D1709 este standardul recunoscut la nivel interna\u021bional pentru testul de impact cu s\u0103geat\u0103, utilizat pentru a determina rezisten\u021ba la impact a foliilor din plastic prin metoda s\u0103ge\u021bii \u00een c\u0103dere liber\u0103. Testul m\u0103soar\u0103 greutatea s\u0103ge\u021bii \u00een c\u0103dere necesar\u0103 pentru a provoca ruperea probelor testate conform standardului 50%, oferind un indicator fiabil al [\u2026]<\/p>","protected":false},"featured_media":1356,"parent":0,"template":"","meta":{"_acf_changed":false},"standard-category":[],"class_list":["post-1352","standard","type-standard","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packtests.com\/ro\/wp-json\/wp\/v2\/standard\/1352","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packtests.com\/ro\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packtests.com\/ro\/wp-json\/wp\/v2\/types\/standard"}],"version-history":[{"count":5,"href":"https:\/\/www.packtests.com\/ro\/wp-json\/wp\/v2\/standard\/1352\/revisions"}],"predecessor-version":[{"id":1717,"href":"https:\/\/www.packtests.com\/ro\/wp-json\/wp\/v2\/standard\/1352\/revisions\/1717"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packtests.com\/ro\/wp-json\/wp\/v2\/media\/1356"}],"wp:attachment":[{"href":"https:\/\/www.packtests.com\/ro\/wp-json\/wp\/v2\/media?parent=1352"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packtests.com\/ro\/wp-json\/wp\/v2\/standard-category?post=1352"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}