{"id":23,"date":"2025-01-08T00:50:26","date_gmt":"2025-01-08T00:50:26","guid":{"rendered":"https:\/\/www.heatsealtest.com\/?page_id=23"},"modified":"2026-02-02T00:06:57","modified_gmt":"2026-02-02T00:06:57","slug":"gelatin-capsule-hardness-tester","status":"publish","type":"page","link":"https:\/\/www.heatsealtest.com\/bg\/","title":{"rendered":"Heat Seal Tester &#8211; ASTM F2029 Heat Seal Strength"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"23\" class=\"elementor elementor-23\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f18fd1a e-con-full e-flex e-con e-parent\" data-id=\"f18fd1a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-9d2e595 e-con-full e-flex e-con e-child\" data-id=\"9d2e595\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-562d936 e-con-full e-flex e-con e-child\" data-id=\"562d936\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-d2c9de3 e-con-full e-flex e-con e-child\" data-id=\"d2c9de3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7ed2e7f elementor-widget elementor-widget-heading\" data-id=\"7ed2e7f\" data-element_type=\"widget\" data-e-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\">Heat Seal Tester<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ab17820 elementor-headline--style-highlight elementor-widget elementor-widget-animated-headline\" data-id=\"ab17820\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;highlighted_text&quot;:&quot;ASTM F2029&quot;,&quot;headline_style&quot;:&quot;highlight&quot;,&quot;marker&quot;:&quot;circle&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;highlight_animation_duration&quot;:1200,&quot;highlight_iteration_delay&quot;:8000}\" data-widget_type=\"animated-headline.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<h2 class=\"elementor-headline\">\r\n\t\t\t\t\t<span class=\"elementor-headline-plain-text elementor-headline-text-wrapper\">Heat Seal Strength<\/span>\r\n\t\t\t\t<span class=\"elementor-headline-dynamic-wrapper elementor-headline-text-wrapper\">\r\n\t\t\t\t\t<span class=\"elementor-headline-dynamic-text elementor-headline-text-active\">ASTM F2029<\/span>\r\n\t\t\t\t<\/span>\r\n\t\t\t\t<\/h2>\r\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d561f2 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"3d561f2\" data-element_type=\"widget\" data-e-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><strong data-start=\"2\" data-end=\"22\">Heat seal tester<\/strong> is a laboratory instrument used to evaluate the sealing properties of packaging materials by measuring the strength, integrity, and quality of heat-sealed joints. It is commonly used in industries such as food packaging, pharmaceuticals, medical devices, and flexible packaging to ensure that heat-sealed products maintain their integrity during storage and transportation.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cf1a619 elementor-button-align-stretch elementor-widget elementor-widget-form\" data-id=\"cf1a619\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;button_width&quot;:&quot;20&quot;,&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"New Form\" aria-label=\"New Form\">\r\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"23\"\/>\r\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"cf1a619\"\/>\r\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"Heat Seal Test\" \/>\r\n\r\n\t\t\t\r\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-\">\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-100 elementor-field-required\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label elementor-screen-only\">\r\n\t\t\t\t\t\t\t\tName\t\t\t\t\t\t\t<\/label>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Name\" required=\"required\">\r\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-field_3a1a103 elementor-col-100\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_3a1a103\" class=\"elementor-field-label elementor-screen-only\">\r\n\t\t\t\t\t\t\t\tCompany\t\t\t\t\t\t\t<\/label>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[field_3a1a103]\" id=\"form-field-field_3a1a103\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Company\">\r\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-100 elementor-field-required\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label elementor-screen-only\">\r\n\t\t\t\t\t\t\t\tEmail\t\t\t\t\t\t\t<\/label>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Email\" required=\"required\">\r\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-textarea elementor-field-group elementor-column elementor-field-group-message elementor-col-100\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-message\" class=\"elementor-field-label elementor-screen-only\">\r\n\t\t\t\t\t\t\t\tMessage\t\t\t\t\t\t\t<\/label>\r\n\t\t\t\t\t\t<textarea class=\"elementor-field-textual elementor-field  elementor-size-sm\" name=\"form_fields[message]\" id=\"form-field-message\" rows=\"4\" placeholder=\"Message\"><\/textarea>\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-recaptcha_v3 elementor-field-group elementor-column elementor-field-group-field_0f96082 elementor-col-100 recaptcha_v3-bottomright\">\r\n\t\t\t\t\t<div class=\"elementor-field\" id=\"form-field-field_0f96082\"><div class=\"elementor-g-recaptcha\" data-sitekey=\"6Lcar6MrAAAAAL9Pz42-0SmIdCeogSKNdnyqx6QR\" data-type=\"v3\" data-action=\"Form\" data-badge=\"bottomright\" data-size=\"invisible\"><\/div><\/div>\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-20 e-form__buttons\">\r\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\r\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Send<\/span>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\r\n\t\t\t\t\t<\/button>\r\n\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/form>\r\n\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<div class=\"elementor-element elementor-element-26eab2a e-con-full e-flex e-con e-child\" data-id=\"26eab2a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-38f933e e-flex e-con-boxed e-con e-parent\" data-id=\"38f933e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a9918c5 elementor-widget elementor-widget-text-editor\" data-id=\"a9918c5\" data-element_type=\"widget\" data-e-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>Heat sealing is a critical process in packaging, ensuring product safety and integrity. <strong>Heat seal tester<\/strong> evaluates the strength and quality of seals in flexible packaging materials. By following standardized procedures like <strong>ASTM F2029<\/strong>, manufacturers can optimize sealing conditions and ensure product reliability.<\/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-87d77c1 e-flex e-con-boxed e-con e-parent\" data-id=\"87d77c1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7223823 elementor-widget elementor-widget-heading\" data-id=\"7223823\" data-element_type=\"widget\" data-e-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\">What is Heat Sealing?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7d9b386 elementor-widget elementor-widget-text-editor\" data-id=\"7d9b386\" data-element_type=\"widget\" data-e-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>Heat sealing is the process of bonding thermoplastic materials using controlled heat, pressure, and dwell time. This method is widely used in packaging industries to create airtight and tamper-proof seals, particularly in food, pharmaceutical, and medical applications.<\/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-afcb468 e-con-full e-flex e-con e-parent\" data-id=\"afcb468\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-7310a28 e-con-full e-flex e-con e-child\" data-id=\"7310a28\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-24bfdd9 e-grid e-con-boxed e-con e-child\" data-id=\"24bfdd9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-4514682 e-con-full e-flex e-con e-child\" data-id=\"4514682\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-4868e65 e-con-full e-flex e-con e-child\" data-id=\"4868e65\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d6ff6e3 elementor-widget elementor-widget-heading\" data-id=\"d6ff6e3\" data-element_type=\"widget\" data-e-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\">Heat Seal Strength Testing<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f5876a9 elementor-widget elementor-widget-text-editor\" data-id=\"f5876a9\" data-element_type=\"widget\" data-e-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>Heat seal strength refers to the force required to separate two sealed layers. Factors influencing seal strength include material composition, thickness, temperature, pressure, and dwell time. Evaluating heat seal strength ensures package integrity and prevents leakage or contamination.<\/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<div class=\"elementor-element elementor-element-d1c8478 e-con-full e-flex e-con e-child\" data-id=\"d1c8478\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cec2b57 elementor-widget elementor-widget-heading\" data-id=\"cec2b57\" data-element_type=\"widget\" data-e-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\">Heat Seal Integrity Testing<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b18678 elementor-widget elementor-widget-text-editor\" data-id=\"4b18678\" data-element_type=\"widget\" data-e-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>Heat seal integrity testing verifies that seals remain intact under stress conditions such as pressure, temperature variations, and mechanical forces. Methods include visual inspections, bubble emission tests, and peel strength assessments to ensure compliance with industry standards.<\/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\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d598b94 e-con-full e-flex e-con e-parent\" data-id=\"d598b94\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-be0515e elementor-widget elementor-widget-heading\" data-id=\"be0515e\" data-element_type=\"widget\" data-e-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\">Heat Seal Strength Test Method<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-15a2bff elementor-widget elementor-widget-text-editor\" data-id=\"15a2bff\" data-element_type=\"widget\" data-e-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 <strong>heat seal strength test method<\/strong>, as outlined in <a href=\"https:\/\/www.heatsealtest.com\/astm-f2029\" target=\"_blank\" rel=\"noopener\"><strong>ASTM F2029<\/strong><\/a>, involves creating laboratory heat seals under controlled conditions. The key parameters include:<\/p><ul><li><strong>Temperature:<\/strong> Set based on material properties and testing objectives.<\/li><li><strong>Dwell Time:<\/strong> The duration of heat application, affecting bond strength.<\/li><li><strong>Sealing Pressure:<\/strong> Typically between 0.15 to 0.7 MPa, ensuring optimal adhesion.<\/li><li><strong>Jaw Configuration:<\/strong> Jaws should be parallel, with suitable coverings to prevent material sticking.<\/li><\/ul><p>The sealed specimens undergo <strong>strength testing<\/strong> using peel or tensile tests per <a href=\"https:\/\/www.heatsealtest.com\/astm-f88\" target=\"_blank\" rel=\"noopener\"><strong>ASTM F88<\/strong><\/a> to determine force-to-failure and failure modes.<\/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<div class=\"elementor-element elementor-element-16acffd e-flex e-con-boxed e-con e-parent\" data-id=\"16acffd\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d742856 e-con-full e-flex e-con e-child\" data-id=\"d742856\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-72cf4f3 elementor-widget elementor-widget-heading\" data-id=\"72cf4f3\" data-element_type=\"widget\" data-e-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\">ASTM F2029 - Standard Practices for Heat Sealability Testing<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a53739a e-grid e-con-full e-con e-child\" data-id=\"a53739a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-0c1830c e-con-full e-flex e-con e-child\" data-id=\"0c1830c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-07915f4 elementor-widget elementor-widget-text-editor\" data-id=\"07915f4\" data-element_type=\"widget\" data-e-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><strong>ASTM F2029<\/strong> provides guidelines for laboratory heat seal testing of flexible barrier materials. The key points include:<\/p><ul><li><strong>Material Evaluation:<\/strong> Measures how different material properties impact heat sealability.<\/li><li><strong>Heat Seal Curve Analysis:<\/strong> Determines optimal sealing conditions by varying temperature in 5-10\u00b0C intervals.<\/li><li><strong>Specimen Preparation:<\/strong> Ensures consistent sample orientation and sealing conditions.<\/li><li><strong>Seal Strength Measurement:<\/strong> Uses peel testing to assess the bond&#8217;s durability.<\/li><\/ul>\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 class=\"elementor-element elementor-element-9f03b1f elementor-widget elementor-widget-video\" data-id=\"9f03b1f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/CDvc9iG0cxc&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<\/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-69648b7 e-flex e-con-boxed e-con e-parent\" data-id=\"69648b7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-03a6228 e-con-full e-flex e-con e-child\" data-id=\"03a6228\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-941dc77 e-con-full e-flex e-con e-child\" data-id=\"941dc77\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c26a33e elementor-widget elementor-widget-heading\" data-id=\"c26a33e\" data-element_type=\"widget\" data-e-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\">Heat Seal Tester - Advanced Technology for Precision Sealing<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-53ba000 elementor-widget elementor-widget-text-editor\" data-id=\"53ba000\" data-element_type=\"widget\" data-e-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 <strong>HST-01 Heat Seal Tester<\/strong> is designed for superior sealing performance with <strong>high stability and precision<\/strong>. It features:<\/p><ol><li><strong>PLC-controlled operation<\/strong> for industrial-grade reliability, with an <strong>HMI touch screen<\/strong> for easy use.<\/li><li><strong>Aluminum upper and lower heated components<\/strong>, ensuring minimal heat loss and stable temperature control.<\/li><li><strong>High-precision P.I.D. temperature controller<\/strong> for accurate and consistent heating.<\/li><li><strong>Synchronized seal initiation<\/strong> using an accurate proximity sensor.<\/li><li><strong>Three-direction guided sealing bar<\/strong>, ensuring uniform pressure for consistent results.<\/li><li><strong>User safety measures<\/strong>, including an anti-scald front cover and manual or foot-switch operation.<\/li><li><strong>Customizable seal jaws<\/strong> with varied dimensions, shapes, and patterns.<\/li><li><strong>Optional RS 232 COM port<\/strong> for data transfer and software integration.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ea55ab9 e-grid e-con-full e-con e-child\" data-id=\"ea55ab9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e6807c6 elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"e6807c6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><a href=\"https:\/\/www.heatsealtest.com\/\" tabindex=\"-1\"><img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/HST-01-Heat-Seal-Tester.webp\" class=\"attachment-full size-full wp-image-334\" alt=\"HST-01 Heat Seal Tester\" srcset=\"https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/HST-01-Heat-Seal-Tester.webp 600w, https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/HST-01-Heat-Seal-Tester-300x300.webp 300w, https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/HST-01-Heat-Seal-Tester-150x150.webp 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\"><a href=\"https:\/\/www.heatsealtest.com\/\">HST-01 Heat Seal Tester<\/a><\/h3><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fc4323d elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"fc4323d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><a href=\"https:\/\/www.heatsealtest.com\/\" tabindex=\"-1\"><img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/HST-02-Heat-Seal-Tester-1.webp\" class=\"attachment-full size-full wp-image-345\" alt=\"HST-02 Heat Seal Tester\" srcset=\"https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/HST-02-Heat-Seal-Tester-1.webp 600w, https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/HST-02-Heat-Seal-Tester-1-300x300.webp 300w, https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/HST-02-Heat-Seal-Tester-1-150x150.webp 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\"><a href=\"https:\/\/www.heatsealtest.com\/\">HST-02 Heat Seal Tester<\/a><\/h3><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-83e3dfb elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"83e3dfb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><a href=\"https:\/\/www.heatsealtest.com\/\" tabindex=\"-1\"><img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/GHS-01-Gradient-Heat-Seal-Tester.webp\" class=\"attachment-full size-full wp-image-333\" alt=\"GHS-01 Gradient Heat Seal Tester\" srcset=\"https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/GHS-01-Gradient-Heat-Seal-Tester.webp 600w, https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/GHS-01-Gradient-Heat-Seal-Tester-300x300.webp 300w, https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/GHS-01-Gradient-Heat-Seal-Tester-150x150.webp 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\"><a href=\"https:\/\/www.heatsealtest.com\/\">GHS-01 Gradient Heat Seal Tester<\/a><\/h3><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-73590cf elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"73590cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><a href=\"https:\/\/www.heatsealtest.com\/\" tabindex=\"-1\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/GHS-02-Gradient-Heat-Seal-Tester.webp\" class=\"attachment-full size-full wp-image-336\" alt=\"GHS-02 Gradient Heat Seal Tester\" srcset=\"https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/GHS-02-Gradient-Heat-Seal-Tester.webp 600w, https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/GHS-02-Gradient-Heat-Seal-Tester-300x300.webp 300w, https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/GHS-02-Gradient-Heat-Seal-Tester-150x150.webp 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\"><a href=\"https:\/\/www.heatsealtest.com\/\">GHS-02 Gradient Heat Seal Tester<\/a><\/h3><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a5fb309 elementor-widget elementor-widget-heading\" data-id=\"a5fb309\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Main Parameters<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e66902b elementor-widget elementor-widget-text-editor\" data-id=\"e66902b\" data-element_type=\"widget\" data-e-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<table width=\"1148\"><tbody><tr><td width=\"202\"><b>Parameter<\/b><\/td><td width=\"182\"><b>HST-01 Heat Seal Tester<\/b><\/td><td width=\"182\"><b>HST-02 Heat Seal Tester<\/b><\/td><td width=\"291\"><b>GHS-01 Gradient Heat Seal Tester<\/b><\/td><td width=\"291\"><b>GHS-02 Gradient Heat Seal Tester<\/b><\/td><\/tr><tr><td><b>Sealing Temperature<\/b><\/td><td>Ambient ~ 300\u00b0C<\/td><td>Ambient ~ 300\u00b0C<\/td><td>Ambient ~ 250\u00b0C<\/td><td>Ambient ~ 250\u00b0C<\/td><\/tr><tr><td><b>Temperature Deviation<\/b><\/td><td>\u00b10.2\u00b0C<\/td><td>\u00b10.2\u00b0C<\/td><td>\u00b10.2\u00b0C<\/td><td>\u00b10.2\u00b0C<\/td><\/tr><tr><td><b>Sealing Time<\/b><\/td><td>0.1S ~ 9999S<\/td><td>0.1S ~ 9999H<\/td><td>0.1S ~ 9999H<\/td><td>0.1S ~ 9999H<\/td><\/tr><tr><td><b>Sealing Pressure<\/b><\/td><td>0.15 ~ 0.7 MPa<\/td><td>0.15 ~ 0.7 MPa<\/td><td>0.15 ~ 0.7 MPa<\/td><td>0.15 ~ 0.7 MPa<\/td><\/tr><tr><td><b>Seal Jaw Size<\/b><\/td><td>330 \u00d7 10 mm<\/td><td>330 \u00d7 10 mm<\/td><td>U: 40 \u00d7 10 mm (5 pcs), L: 330 mm (1 pc)<\/td><td>U: 40 \u00d7 10 mm (5 pcs), L: 330 mm (1 pc)<\/td><\/tr><tr><td><b>Gas Pressure Requirement<\/b><\/td><td>0.7 MPa<\/td><td>0.7 MPa<\/td><td>0.7 MPa<\/td><td>0.7 MPa<\/td><\/tr><tr><td><b>Port Size<\/b><\/td><td>\u04246 mm PU Hose<\/td><td>\u04246 mm PU Hose<\/td><td>\u04246 mm Pipe<\/td><td>\u04246 mm Pipe<\/td><\/tr><tr><td><b>Power Supply<\/b><\/td><td>AC 220V 50Hz<\/td><td>AC 220V 50Hz<\/td><td>AC 220V 50Hz<\/td><td>AC 220V 50Hz<\/td><\/tr><\/tbody><\/table>\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-8728b15 e-flex e-con-boxed e-con e-parent\" data-id=\"8728b15\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5705b77 elementor-widget elementor-widget-heading\" data-id=\"5705b77\" data-element_type=\"widget\" data-e-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\">Test Process Using Heat Seal Tester<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c67f104 elementor-widget elementor-widget-text-editor\" data-id=\"c67f104\" data-element_type=\"widget\" data-e-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<ol><li><strong>Sample Placement:<\/strong> Position the flexible material sample between the upper and lower sealing jaws.<\/li><li><strong>Temperature Equilibrium:<\/strong> Allow the heating elements to stabilize at the set temperature.<\/li><li><strong>Sealing Action:<\/strong> The upper sealing jaw, driven by a gas cylinder, presses down with a controlled force.<\/li><li><strong>Dwell Time Control:<\/strong> The sample remains under pressure for the preset time.<\/li><li><strong>Completion:<\/strong> After the sealing time ends, the upper jaw returns to its original position, completing the process.<\/li><li><strong>Seal Strength Evaluation:<\/strong> The sealed sample is tested for integrity and durability following ASTM F2029 guidelines.<\/li><\/ol>\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-9208afc e-flex e-con-boxed e-con e-parent\" data-id=\"9208afc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-797047f elementor-widget elementor-widget-heading\" data-id=\"797047f\" data-element_type=\"widget\" data-e-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\">Importance of Heat Seal Testing in Quality Control<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-71f2cae elementor-widget elementor-widget-text-editor\" data-id=\"71f2cae\" data-element_type=\"widget\" data-e-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>Industries such as food, pharmaceuticals, and medical packaging rely on <strong>heat seal testers<\/strong> to ensure:<\/p><ul><li><strong>Leak-proof seals<\/strong> for extended shelf life.<\/li><li><strong>Regulatory compliance<\/strong> with packaging standards.<\/li><li><strong>Process optimization<\/strong> by identifying ideal sealing conditions.<\/li><li><strong>Reduced material waste<\/strong> through precise heat seal analysis.<\/li><\/ul>\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-47d4962 e-con-full e-flex e-con e-parent\" data-id=\"47d4962\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3de00f0 elementor-cta--skin-classic elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"3de00f0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<a class=\"elementor-cta\" href=\"https:\/\/www.heatsealtest.com\/contact\">\r\n\t\t\t\t\t<div class=\"elementor-cta__bg-wrapper\">\r\n\t\t\t\t<div class=\"elementor-cta__bg elementor-bg\" style=\"background-image: url(https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/astm-f2029-heat-seal-tester-1024x256.webp);\" role=\"img\" aria-label=\"astm f2029 heat seal tester\"><\/div>\r\n\t\t\t\t<div class=\"elementor-cta__bg-overlay\"><\/div>\r\n\t\t\t<\/div>\r\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\r\n\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t<h2 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\r\n\t\t\t\t\t\tChoose our Heat Seal Tester\t\t\t\t\t<\/h2>\r\n\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item\">\r\n\t\t\t\t\t\t<b>Heat seal tester<\/b> plays a crucial role in evaluating heat seal strength and integrity, ensuring packaging quality. The <b>Heat Seal Tester<\/b> offers advanced precision, stability, and user safety, making it ideal for laboratory and industrial applications. By adhering to <b>ASTM F2029<\/b>, manufacturers can achieve consistent, reliable seals, enhancing product safety and performance.\t\t\t\t\t<\/div>\r\n\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item \">\r\n\t\t\t\t\t<span class=\"elementor-cta__button elementor-button elementor-size-\">\r\n\t\t\t\t\t\tContact Us\t\t\t\t\t<\/span>\r\n\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t<\/a>\r\n\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","protected":false},"excerpt":{"rendered":"<p>Heat Seal Tester Heat Seal Strength ASTM F2029 Heat seal tester is a laboratory instrument used to evaluate the sealing properties of packaging materials by measuring the strength, integrity, and quality of heat-sealed joints. It is commonly used in industries such as food packaging, pharmaceuticals, medical devices, and flexible packaging to ensure that heat-sealed products [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-23","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Heat Seal Tester - ASTM F2029 Heat Seal Strength<\/title>\n<meta name=\"description\" content=\"Heat seal tester evaluates heat seal strength, integrity, and sealability of flexible barrier materials per ASTM F2029.\" \/>\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.heatsealtest.com\/bg\/\" \/>\n<meta property=\"og:locale\" content=\"bg_BG\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Heat Seal Tester - ASTM F2029 Heat Seal Strength\" \/>\n<meta property=\"og:description\" content=\"Heat seal tester evaluates heat seal strength, integrity, and sealability of flexible barrier materials per ASTM F2029.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.heatsealtest.com\/bg\/\" \/>\n<meta property=\"og:site_name\" content=\"Heat Seal Test\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-02T00:06:57+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/HST-01-Heat-Seal-Tester.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"5 \u043c\u0438\u043d\u0443\u0442\u0438\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.heatsealtest.com\/\",\"url\":\"https:\/\/www.heatsealtest.com\/\",\"name\":\"Heat Seal Tester - ASTM F2029 Heat Seal Strength\",\"isPartOf\":{\"@id\":\"https:\/\/www.heatsealtest.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.heatsealtest.com\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.heatsealtest.com\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/HST-01-Heat-Seal-Tester.webp\",\"datePublished\":\"2025-01-08T00:50:26+00:00\",\"dateModified\":\"2026-02-02T00:06:57+00:00\",\"description\":\"Heat seal tester evaluates heat seal strength, integrity, and sealability of flexible barrier materials per ASTM F2029.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.heatsealtest.com\/#breadcrumb\"},\"inLanguage\":\"bg-BG\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.heatsealtest.com\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"bg-BG\",\"@id\":\"https:\/\/www.heatsealtest.com\/#primaryimage\",\"url\":\"https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/HST-01-Heat-Seal-Tester.webp\",\"contentUrl\":\"https:\/\/www.heatsealtest.com\/wp-content\/uploads\/2025\/03\/HST-01-Heat-Seal-Tester.webp\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.heatsealtest.com\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.heatsealtest.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Heat Seal Tester &#8211; 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