{"id":1326,"date":"2025-08-04T03:30:55","date_gmt":"2025-08-04T03:30:55","guid":{"rendered":"https:\/\/www.filmpendulumimpact.com\/?page_id=1326"},"modified":"2025-08-04T03:30:57","modified_gmt":"2025-08-04T03:30:57","slug":"astm-d3420","status":"publish","type":"page","link":"https:\/\/www.filmpendulumimpact.com\/ru\/astm-d3420\/","title":{"rendered":"ASTM D3420"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"1326\" class=\"elementor elementor-1326\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6fa5dd45 e-flex e-con-boxed e-con e-parent\" data-id=\"6fa5dd45\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6df3f81c elementor-widget elementor-widget-text-editor\" data-id=\"6df3f81c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\n\n\n<p><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b9831ac e-flex e-con-boxed e-con e-parent\" data-id=\"b9831ac\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-09a113d elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"09a113d\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"760\" src=\"https:\/\/www.filmpendulumimpact.com\/wp-content\/uploads\/2025\/08\/pendulum-impact-tester-2_11zon-768x760.webp\" class=\"attachment-medium_large size-medium_large wp-image-1328\" alt=\"astm d3420 for film pendulum impact tester\" srcset=\"https:\/\/www.filmpendulumimpact.com\/wp-content\/uploads\/2025\/08\/pendulum-impact-tester-2_11zon-768x760.webp 768w, https:\/\/www.filmpendulumimpact.com\/wp-content\/uploads\/2025\/08\/pendulum-impact-tester-2_11zon-300x297.webp 300w, https:\/\/www.filmpendulumimpact.com\/wp-content\/uploads\/2025\/08\/pendulum-impact-tester-2_11zon-1024x1014.webp 1024w, https:\/\/www.filmpendulumimpact.com\/wp-content\/uploads\/2025\/08\/pendulum-impact-tester-2_11zon-1536x1521.webp 1536w, https:\/\/www.filmpendulumimpact.com\/wp-content\/uploads\/2025\/08\/pendulum-impact-tester-2_11zon-2048x2027.webp 2048w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ae65f3d e-con-full e-flex e-con e-child\" data-id=\"ae65f3d\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1c52289 elementor-widget elementor-widget-heading\" data-id=\"1c52289\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">ASTM D3420<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-31ef404 elementor-widget elementor-widget-heading\" data-id=\"31ef404\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Film Pendulum Impact Testing<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8613a03 e-con-full e-flex e-con e-child\" data-id=\"8613a03\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-797f492 elementor-widget elementor-widget-text-editor\" data-id=\"797f492\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"495\" data-end=\"885\">For packaging, medical, and industrial films, <strong data-start=\"541\" data-end=\"562\">impact resistance<\/strong> is a critical property that determines a material\u2019s ability to withstand sudden mechanical stress during production, shipping, and use. The <strong data-start=\"703\" data-end=\"717\">ASTM D3420<\/strong> standard provides a reliable and repeatable method to evaluate this property through a <strong data-start=\"805\" data-end=\"834\">film pendulum impact test<\/strong>, often referred to as the <strong data-start=\"861\" data-end=\"884\">Spencer impact test<\/strong>.<\/p>\n<p data-start=\"887\" data-end=\"1191\">This guide introduces the principles behind <strong data-start=\"931\" data-end=\"945\">ASTM D3420<\/strong>, explains key test procedures, and demonstrates how modern <strong data-start=\"1005\" data-end=\"1042\">pendulum impact testing equipment<\/strong>\u2014like the <strong data-start=\"1052\" data-end=\"1085\">PIT-01 Pendulum Impact Tester<\/strong> from Cell Instruments\u2014ensures accurate measurement of the <strong data-start=\"1144\" data-end=\"1190\">pendulum impact resistance of plastic film<\/strong>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f4bdff6 e-flex e-con-boxed e-con e-parent\" data-id=\"f4bdff6\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-777691f elementor-widget elementor-widget-heading\" data-id=\"777691f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Understanding ASTM Standards for Impact Testing of Plastics<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ef8e247 e-flex e-con-boxed e-con e-parent\" data-id=\"ef8e247\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bffaf72 elementor-widget elementor-widget-text-editor\" data-id=\"bffaf72\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"1263\" data-end=\"1554\"><strong data-start=\"1263\" data-end=\"1277\">ASTM D3420<\/strong> measures the energy required to rupture a film by a pendulum-style impact, simulating dynamic tensile loading. Unlike slow-speed tensile tests, this high-speed impact test better reflects real-world strain rates experienced in flexible packaging and plastic film applications.<\/p>\n<p data-start=\"1556\" data-end=\"1591\">There are two main test procedures:<\/p>\n<ul data-start=\"1592\" data-end=\"1781\">\n<li data-start=\"1592\" data-end=\"1674\">\n<p data-start=\"1594\" data-end=\"1674\"><strong data-start=\"1594\" data-end=\"1609\">Procedure A<\/strong>: Uses a 60 mm aperture and larger impact head (25.4 mm diameter)<\/p>\n<\/li>\n<li data-start=\"1675\" data-end=\"1781\">\n<p data-start=\"1677\" data-end=\"1781\"><strong data-start=\"1677\" data-end=\"1714\">Procedure B (Spencer Impact Test)<\/strong>: Uses an 89 mm aperture and smaller impact head (19.0 mm diameter)<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1783\" data-end=\"2071\">Each procedure calculates the <strong data-start=\"1813\" data-end=\"1830\">impact energy<\/strong> based on the pendulum\u2019s swing displacement, offering insight into material durability and fracture behavior. The data from these methods are <strong data-start=\"1972\" data-end=\"1995\">not interchangeable<\/strong>, so selecting the appropriate one depends on the film type and application.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ce15613 e-flex e-con-boxed e-con e-parent\" data-id=\"ce15613\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-558d644 elementor-widget elementor-widget-heading\" data-id=\"558d644\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Key Applications of Film Pendulum Impact Testing<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-53ecdf9 e-flex e-con-boxed e-con e-parent\" data-id=\"53ecdf9\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d4db41a elementor-widget elementor-widget-text-editor\" data-id=\"d4db41a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"2132\" data-end=\"2231\">The <strong data-start=\"2136\" data-end=\"2182\">pendulum impact resistance of plastic film<\/strong> is a vital specification in multiple industries:<\/p>\n<ul data-start=\"2232\" data-end=\"2635\">\n<li data-start=\"2232\" data-end=\"2336\">\n<p data-start=\"2234\" data-end=\"2336\"><strong data-start=\"2234\" data-end=\"2256\">\u0413\u0438\u0431\u043a\u0430\u044f \u0443\u043f\u0430\u043a\u043e\u0432\u043a\u0430<\/strong>: Evaluates puncture resistance in food pouches, sachets, and medical packaging.<\/p>\n<\/li>\n<li data-start=\"2337\" data-end=\"2434\">\n<p data-start=\"2339\" data-end=\"2434\"><strong data-start=\"2339\" data-end=\"2367\">Automotive and Aerospace<\/strong>: Measures shock durability of interior films and composite layers.<\/p>\n<\/li>\n<li data-start=\"2435\" data-end=\"2528\">\n<p data-start=\"2437\" data-end=\"2528\"><strong data-start=\"2437\" data-end=\"2453\">\u0421\u0442\u0440\u043e\u0438\u0442\u0435\u043b\u044c\u0441\u0442\u0432\u043e<\/strong>: Tests laminates, membranes, and vapor barriers for mechanical resilience.<\/p>\n<\/li>\n<li data-start=\"2529\" data-end=\"2635\">\n<p data-start=\"2531\" data-end=\"2635\"><strong data-start=\"2531\" data-end=\"2553\">Paper and Printing<\/strong>: Assesses coated paper and multilayer substrates for tear and rupture resistance.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2637\" data-end=\"2804\">For all these applications, <strong data-start=\"2665\" data-end=\"2699\">film impact resistance testing<\/strong> ensures that materials can endure real-world handling, sealing, and mechanical stresses without failure.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0a31bd1 e-flex e-con-boxed e-con e-parent\" data-id=\"0a31bd1\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-10980f9 elementor-widget elementor-widget-heading\" data-id=\"10980f9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conducting a Film Pendulum Impact Test<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a65f8a3 e-flex e-con-boxed e-con e-parent\" data-id=\"a65f8a3\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e111a2b elementor-widget elementor-widget-text-editor\" data-id=\"e111a2b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The<a href=\"https:\/\/www.filmpendulumimpact.com\/ru\/impact-resistance-of-plastic-film\/\" target=\"_blank\" rel=\"noopener\"> <strong data-start=\"2859\" data-end=\"2882\">pendulum shock test<\/strong><\/a> method involves several standardized steps:<\/p>\n<ol data-start=\"2928\" data-end=\"3856\">\n<li data-start=\"2928\" data-end=\"3121\">\n<p data-start=\"2931\" data-end=\"3121\"><strong data-start=\"2931\" data-end=\"2953\">Sample Preparation<\/strong>: Cut at least five test specimens with dimensions suitable for the clamps (e.g., 100 mm diameter or square). Ensure film is flat, uniform, and free of surface defects.<\/p>\n<\/li>\n<li data-start=\"3126\" data-end=\"3263\">\n<p data-start=\"3129\" data-end=\"3263\"><strong data-start=\"3129\" data-end=\"3145\">Conditioning<\/strong>: Condition samples at 23\u202f\u00b1\u202f2\u00b0C and 50\u202f\u00b1\u202f10% RH per ASTM guidelines to stabilize mechanical properties before testing.<\/p>\n<\/li>\n<li data-start=\"3265\" data-end=\"3503\">\n<p data-start=\"3268\" data-end=\"3286\"><strong data-start=\"3268\" data-end=\"3285\">Testing Setup<\/strong>:<\/p>\n<ul data-start=\"3290\" data-end=\"3503\">\n<li data-start=\"3290\" data-end=\"3398\">\n<p data-start=\"3292\" data-end=\"3398\">Place the specimen into a clamping unit with a circular aperture (Procedure A: 60 mm, Procedure B: 89 mm).<\/p>\n<\/li>\n<li data-start=\"3402\" data-end=\"3454\">\n<p data-start=\"3404\" data-end=\"3454\">Raise and latch the pendulum to the preset height.<\/p>\n<\/li>\n<li data-start=\"3458\" data-end=\"3503\">\n<p data-start=\"3460\" data-end=\"3503\">Align the impact head with the film center.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li data-start=\"3505\" data-end=\"3680\">\n<p data-start=\"3508\" data-end=\"3527\"><strong data-start=\"3508\" data-end=\"3526\">Test Execution<\/strong>:<\/p>\n<ul data-start=\"3531\" data-end=\"3680\">\n<li data-start=\"3531\" data-end=\"3607\">\n<p data-start=\"3533\" data-end=\"3607\">Release the pendulum. It swings downward, striking and rupturing the film.<\/p>\n<\/li>\n<li data-start=\"3611\" data-end=\"3680\">\n<p data-start=\"3613\" data-end=\"3680\">Measure the loss in kinetic energy using a dial or digital readout.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li data-start=\"3682\" data-end=\"3856\">\n<p data-start=\"3685\" data-end=\"3706\"><strong data-start=\"3685\" data-end=\"3705\">Result Recording<\/strong>:<\/p>\n<ul data-start=\"3710\" data-end=\"3856\">\n<li data-start=\"3710\" data-end=\"3795\">\n<p data-start=\"3712\" data-end=\"3795\">Calculate <strong data-start=\"3722\" data-end=\"3743\">impact resistance<\/strong> in joules (J) or cm\u00b7kgf using ASTM D3420 equations.<\/p>\n<\/li>\n<li data-start=\"3799\" data-end=\"3856\">\n<p data-start=\"3801\" data-end=\"3856\">Record the average energy of rupture for all specimens.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p data-start=\"3858\" data-end=\"3999\">This test provides a quantitative indicator of how much energy a material can absorb before failure\u2014essential for safety and quality control.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-70ee35d e-flex e-con-boxed e-con e-parent\" data-id=\"70ee35d\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bed3f93 elementor-widget elementor-widget-video\" data-id=\"bed3f93\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=vEx4esxMESw&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;play_on_mobile&quot;:&quot;yes&quot;,&quot;mute&quot;:&quot;yes&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2459bfd e-flex e-con-boxed e-con e-parent\" data-id=\"2459bfd\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b4e8225 elementor-widget elementor-widget-heading\" data-id=\"b4e8225\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Benefits of Using the PIT-01 Pendulum Impact Tester<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0e34133 e-flex e-con-boxed e-con e-parent\" data-id=\"0e34133\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9b66424 elementor-widget elementor-widget-text-editor\" data-id=\"9b66424\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"4063\" data-end=\"4364\">For laboratories and production QA teams, accuracy, repeatability, and compliance with ASTM standards are non-negotiable. The <strong data-start=\"4189\" data-end=\"4222\">PIT-01 Pendulum Impact Tester<\/strong> by Cell Instruments is designed to meet the stringent requirements of <strong data-start=\"4293\" data-end=\"4307\">ASTM D3420<\/strong> and <strong data-start=\"4312\" data-end=\"4326\">NF T54-116<\/strong> for <strong data-start=\"4331\" data-end=\"4363\">film pendulum impact testing<\/strong>.<\/p>\n<p data-start=\"4366\" data-end=\"4391\"><strong data-start=\"4366\" data-end=\"4390\">Key Features Include<\/strong>:<\/p>\n<ul data-start=\"4392\" data-end=\"4716\">\n<li data-start=\"4392\" data-end=\"4449\">\n<p data-start=\"4394\" data-end=\"4449\"><strong data-start=\"4394\" data-end=\"4449\">High-precision pendulum with auto-release mechanism<\/strong><\/p>\n<\/li>\n<li data-start=\"4450\" data-end=\"4511\">\n<p data-start=\"4452\" data-end=\"4511\"><strong data-start=\"4452\" data-end=\"4484\">Industrial-grade PLC control<\/strong> and <strong data-start=\"4489\" data-end=\"4511\">7\u201d touchscreen HMI<\/strong><\/p>\n<\/li>\n<li data-start=\"4512\" data-end=\"4588\">\n<p data-start=\"4514\" data-end=\"4588\"><strong data-start=\"4514\" data-end=\"4557\">Multiple energy levels and impact heads<\/strong> to cover a broad testing range<\/p>\n<\/li>\n<li data-start=\"4589\" data-end=\"4665\">\n<p data-start=\"4591\" data-end=\"4665\"><strong data-start=\"4591\" data-end=\"4620\">Pneumatic clamping system<\/strong> for consistent and slip-free sample mounting<\/p>\n<\/li>\n<li data-start=\"4666\" data-end=\"4716\">\n<p data-start=\"4668\" data-end=\"4716\"><strong data-start=\"4668\" data-end=\"4694\">Real-time data capture<\/strong> and digital reporting<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"4718\" data-end=\"4910\">These features reduce operator error, minimize test variability, and improve the efficiency of <strong data-start=\"4813\" data-end=\"4849\">pendulum impact resistance tests<\/strong> across research, production, and quality assurance settings.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dbde9b0 e-flex e-con-boxed e-con e-parent\" data-id=\"dbde9b0\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-571b456 elementor-widget elementor-widget-heading\" data-id=\"571b456\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Spencer Impact Testing Equipment vs. Other Methods<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2181135 e-flex e-con-boxed e-con e-parent\" data-id=\"2181135\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a6c5eda elementor-widget elementor-widget-text-editor\" data-id=\"a6c5eda\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"4973\" data-end=\"5233\"><strong data-start=\"4973\" data-end=\"5009\">Spencer impact testing equipment<\/strong> (Procedure B) is widely recognized for its versatility in testing thin plastic films. Compared to dart drop methods (e.g., ASTM D1709), <strong data-start=\"5146\" data-end=\"5166\">pendulum methods<\/strong> provide more consistent results for smooth, homogeneous materials.<\/p>\n<p data-start=\"5235\" data-end=\"5254\">Advantages include:<\/p>\n<ul data-start=\"5255\" data-end=\"5455\">\n<li data-start=\"5255\" data-end=\"5302\">\n<p data-start=\"5257\" data-end=\"5302\"><strong data-start=\"5257\" data-end=\"5302\">Controlled and measurable energy delivery<\/strong><\/p>\n<\/li>\n<li data-start=\"5303\" data-end=\"5351\">\n<p data-start=\"5305\" data-end=\"5351\"><strong data-start=\"5305\" data-end=\"5351\">Suitability for a wide range of film types<\/strong><\/p>\n<\/li>\n<li data-start=\"5352\" data-end=\"5399\">\n<p data-start=\"5354\" data-end=\"5399\"><strong data-start=\"5354\" data-end=\"5399\">Easy calibration and high reproducibility<\/strong><\/p>\n<\/li>\n<li data-start=\"5400\" data-end=\"5455\">\n<p data-start=\"5402\" data-end=\"5455\"><strong data-start=\"5402\" data-end=\"5455\">Compliance with multiple global testing standards<\/strong><\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5457\" data-end=\"5644\">In high-stakes applications, such as pharmaceutical packaging or sterile medical films, using a <strong data-start=\"5553\" data-end=\"5601\">standardized pendulum impact resistance test<\/strong> ensures confidence in packaging integrity.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-141f172 e-flex e-con-boxed e-con e-parent\" data-id=\"141f172\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bb35101 elementor-widget elementor-widget-heading\" data-id=\"bb35101\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclusion<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ed80c88 e-flex e-con-boxed e-con e-parent\" data-id=\"ed80c88\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3c363cd elementor-widget elementor-widget-text-editor\" data-id=\"3c363cd\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"5667\" data-end=\"5922\"><strong data-start=\"5667\" data-end=\"5681\">ASTM D3420<\/strong> provides the foundation for accurate and reliable <strong data-start=\"5732\" data-end=\"5759\">pendulum impact testing<\/strong> of plastic films. By simulating real-life impact events, it helps manufacturers assess the durability and performance of packaging materials under dynamic stress.<\/p>\n<p data-start=\"5924\" data-end=\"6215\">Using the <a href=\"https:\/\/www.celtec.cn\/productinfo\/1239673.html\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"5934\" data-end=\"5967\">PIT-01 Pendulum Impact Tester<\/strong><\/a> from Cell Instruments ensures your testing process is not only ASTM-compliant but also efficient and precise. From food packaging to automotive membranes, this test method and equipment are indispensable for delivering safe, high-quality products.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>ASTM D3420 Film Pendulum Impact Testing For packaging, medical, and industrial films, impact resistance is a critical property that determines a material\u2019s ability to withstand sudden mechanical stress during production, shipping, and use. The ASTM D3420 standard provides a reliable and repeatable method to evaluate this property through a film pendulum impact test, often referred [&#8230;]","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1326","page","type-page","status-publish","hentry"],"rankMath":{"parentDomain":"filmpendulumimpact.com","noFollowDomains":[],"noFollowExcludeDomains":[],"noFollowExternalLinks":false,"featuredImageNotice":"\u041f\u043e\u043a\u0430\u0437\u0430\u043d\u043d\u043e\u0435 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0435 \u0434\u043e\u043b\u0436\u043d\u043e \u0431\u044b\u0442\u044c \u0440\u0430\u0437\u043c\u0435\u0440\u043e\u043c \u043d\u0435 \u043c\u0435\u043d\u0435\u0435 200 \u043d\u0430 200 \u043f\u0438\u043a\u0441\u0435\u043b\u0435\u0439, \u0447\u0442\u043e\u0431\u044b \u0435\u0433\u043e \u043c\u043e\u0433\u043b\u0438 \u0443\u0432\u0438\u0434\u0435\u0442\u044c Facebook \u0438 \u0434\u0440\u0443\u0433\u0438\u0435 \u0441\u0430\u0439\u0442\u044b \u0441\u043e\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0445 \u0441\u0435\u0442\u0435\u0439.","pluginReviewed":false,"postSettings":{"linkSuggestions":true,"useFocusKeyword":false},"frontEndScore":false,"postName":"astm-d3420","permalinkFormat":"https:\/\/www.filmpendulumimpact.com\/ru\/%pagename%\/","showLockModifiedDate":true,"assessor":{"focusKeywordLink":"https:\/\/www.filmpendulumimpact.com\/wp-admin\/edit.php?focus_keyword=%focus_keyword%&post_type=%post_type%","hasTOCPlugin":true,"primaryTaxonomy":false,"serpData":{"title":"ASTM D3420 Film Pendulum Impact Test and Impact Resistance Guide","description":"Learn how ASTM D3420 defines the pendulum impact resistance test for plastic film. 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