{"id":4745,"date":"2021-09-27T01:24:17","date_gmt":"2021-09-27T01:24:17","guid":{"rendered":"https:\/\/www.plasticpackingbags.com\/?p=4745"},"modified":"2021-09-27T01:26:02","modified_gmt":"2021-09-27T01:26:02","slug":"the-key-to-material-selection","status":"publish","type":"post","link":"https:\/\/www.plasticpackingbags.com\/the-key-to-material-selection\/","title":{"rendered":"The key to material selection"},"content":{"rendered":"<div style=\"margin-top: 0px; margin-bottom: 0px;\" class=\"sharethis-inline-share-buttons\" ><\/div>\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"4745\" class=\"elementor elementor-4745\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5d796f3 elementor-hidden-tablet elementor-hidden-phone elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5d796f3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7b2776eb\" data-id=\"7b2776eb\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-29ee3277 elementor-align-left elementor-widget elementor-widget-global elementor-global-505 elementor-widget-breadcrumbs\" data-id=\"29ee3277\" data-element_type=\"widget\" data-widget_type=\"breadcrumbs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<p id=\"breadcrumbs\"><span><span><a href=\"https:\/\/www.plasticpackingbags.com\/\">Home<\/a><\/span><\/p>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-63f29ded elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"63f29ded\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-546dc361\" data-id=\"546dc361\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2f7c54e7 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"2f7c54e7\" data-element_type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">The key to material selection<\/h1>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1014d7e8 elementor-align-center elementor-widget elementor-widget-post-info\" data-id=\"1014d7e8\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-0471a3c elementor-inline-item\" =\"author\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-user-circle\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-author\">\n\t\t\t\t\t\t\t<span class=\"elementor-post-info__item-prefix\">Sales Manager :<\/span>\n\t\t\t\t\t\t\t\t\t\tWindy\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-055a3ab elementor-inline-item\" =\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/www.plasticpackingbags.com\/2021\/09\/27\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-calendar\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t9\u6708 27, 2021\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21f64386 elementor-widget elementor-widget-image\" data-id=\"21f64386\" 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 decoding=\"async\" width=\"1000\" height=\"600\" src=\"https:\/\/www.plasticpackingbags.com\/wp-content\/uploads\/2021\/09\/advantages-of-bags-packaging-material-banner-1.jpg\" class=\"attachment-large size-large\" alt=\"advantages of bags packaging material banner 1\" loading=\"lazy\" srcset=\"https:\/\/www.plasticpackingbags.com\/wp-content\/uploads\/2021\/09\/advantages-of-bags-packaging-material-banner-1.jpg 1000w, https:\/\/www.plasticpackingbags.com\/wp-content\/uploads\/2021\/09\/advantages-of-bags-packaging-material-banner-1-300x180.jpg 300w, https:\/\/www.plasticpackingbags.com\/wp-content\/uploads\/2021\/09\/advantages-of-bags-packaging-material-banner-1-768x461.jpg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/>\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\t\t<div class=\"elementor-element elementor-element-5ab4014a elementor-widget elementor-widget-text-editor\" data-id=\"5ab4014a\" 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<p><em>We all know that the function of the bag is to protect the quality of the packaged goods, that is to say, so that the goods in the transportation and sales of the entire circulation process, through different links, in different environments, are not damaged, leakage and deterioration. This requires the bag-making process must have a certain strength and sealing performance, to withstand the pressure of a certain weight of the contents, to ensure that the goods in circulation without cracking, without leakage, to achieve the purpose of protecting the goods. So below, let&#8217;s take a look at how quality bags to grasp the quality of bags.<\/em><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-681ab76 elementor-widget elementor-widget-text-editor\" data-id=\"681ab76\" 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<h3>Material selection.<\/h3><ol><li>The choice of packaging bag surface material<br \/><br \/>To non-heat sealing materials for more, should consider the choice of heat resistance, heat deformation of small amount of material is appropriate, such as BOPA, BOPET, BOPP, paper, etc..<br \/><br \/><\/li><li>The inner layer material selection<br \/><br \/>That is, heat sealing materials, to the surface layer of material heat deformation temperature 30 \u2103 lower than the appropriate heat sealing, if the surface layer of material and heat sealing layer of material heat deformation temperature difference is too small, it will bring difficulties to the bag-making temperature control, because the temperature is low, sealing fastness is poor, can not meet the requirements, in order to improve the sealing fastness, the temperature will be increased, due to the heat deformation of the inner and outer layer of material temperature difference is too small, easy to the surface layer of material burns.<br \/><br \/>For the same heat sealing material, its heat sealing strength will increase as the thickness of the heat sealing material increases. Therefore, back-sealed bags, stand-up pouches and its inner layer of material should be more than 30\u03bcm thickness is appropriate, if the inner layer of material is too thin, it will affect the sealing of the finished bag.<br \/><br \/><\/li><li>Zipper<br \/><br \/>The zipper seal should be selected with a lower heat sealing temperature, generally better than the inner material can be heat sealed temperature 5 ~ 10 \u2103 lower, such as PE L-101 zipper seal heat sealing temperature than its PE LL-201 about 10 \u2103 lower, can be selected for different PE inner material bag making, in order to achieve the best state of heat sealing with the inner material.<\/li><\/ol>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e79d2a9 elementor-widget elementor-widget-image\" data-id=\"e79d2a9\" 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 decoding=\"async\" width=\"725\" height=\"627\" src=\"https:\/\/www.plasticpackingbags.com\/wp-content\/uploads\/2021\/09\/bags-material-key-reason-banner-2.png\" class=\"attachment-full size-full\" alt=\"bags material key reason banner 2\" loading=\"lazy\" srcset=\"https:\/\/www.plasticpackingbags.com\/wp-content\/uploads\/2021\/09\/bags-material-key-reason-banner-2.png 725w, https:\/\/www.plasticpackingbags.com\/wp-content\/uploads\/2021\/09\/bags-material-key-reason-banner-2-300x259.png 300w\" sizes=\"(max-width: 725px) 100vw, 725px\" \/>\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\t\t<div class=\"elementor-element elementor-element-42bffe2 elementor-widget elementor-widget-text-editor\" data-id=\"42bffe2\" 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<h3>Control of process<\/h3><p>\u00a0 \u00a0 \u00a0The quality of finished products should be checked continuously during the production process. In addition to size and appearance visual inspection, sealing strength and sealing performance should be checked. Problems found in time to adjust, and make detailed records. Take the three-sided seal zipper bag making as an example, the following items should be checked.<\/p><ol><li>Heat sealing strength.<br \/><br \/><\/li><li>Bag size, flatness, appearance quality, bag front and back alignment and other specified requirements of the customer, such as the location of the tear opening; zipper placement direction, especially in the zipper connection section.<br \/><br \/><\/li><li>The internal and external opening force of the zipper, the internal opening force of PE zipper generally requires \u2265 50N\/50mm, and the internal opening force of PP zipper generally requires \u2265 60N\/50mm.<br \/><br \/><\/li><li>The sealing performance of the bag, its detection can be used to add a dye penetration solution sprayed on the seal to see whether it penetrates or not, or use the bag with water hanging upside down for 24 hours to see whether it is water seepage method of inspection.<br \/><br \/><\/li><li>The flatness of the bag zipper.<\/li><\/ol>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f278f78 elementor-widget elementor-widget-image\" data-id=\"f278f78\" 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 decoding=\"async\" width=\"727\" height=\"498\" src=\"https:\/\/www.plasticpackingbags.com\/wp-content\/uploads\/2021\/09\/bags-material-choose-banner-1.png\" class=\"attachment-large size-large\" alt=\"bags material choose banner 1\" loading=\"lazy\" srcset=\"https:\/\/www.plasticpackingbags.com\/wp-content\/uploads\/2021\/09\/bags-material-choose-banner-1.png 727w, https:\/\/www.plasticpackingbags.com\/wp-content\/uploads\/2021\/09\/bags-material-choose-banner-1-300x206.png 300w\" sizes=\"(max-width: 727px) 100vw, 727px\" \/>\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\t\t<div class=\"elementor-element elementor-element-490b0165 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url(https:\/\/www.plasticpackingbags.com\/wp-content\/uploads\/2021\/05\/poly-bags-for-measure-help-1024x792.jpg);\"><\/div>\n\t\t\t\t<div class=\"elementor-cta__bg-overlay\"><\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t<h2 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">Can\u2019t find the information you\u2019re looking for?<\/h2>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tOur team is always online and ready to answer any questions you have about packaging. We look forward to your consultation.\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item \">\n\t\t\t\t\t<span class=\"elementor-cta__button elementor-button elementor-size-md\">\n\t\t\t\t\t\tSend Us A Message\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>We all know that the function of the bag is to protect the quality of the packaged goods, that is to say, so that the goods in the transportation and sales of the entire circulation process, through different links, in different environments, are not damaged, leakage and deterioration.<\/p>\n","protected":false},"author":1,"featured_media":4746,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","_joinchat":[]},"categories":[9],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.6.1 - 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