{"id":1655,"date":"2025-04-24T08:36:38","date_gmt":"2025-04-24T08:36:38","guid":{"rendered":"https:\/\/www.packagingofchina.com\/?p=1655"},"modified":"2025-04-24T08:36:40","modified_gmt":"2025-04-24T08:36:40","slug":"why-do-coffee-bags-have-vents","status":"publish","type":"post","link":"https:\/\/www.packagingofchina.com\/es\/why-do-coffee-bags-have-vents\/","title":{"rendered":"\u00bfPor qu\u00e9 los sacos de caf\u00e9 tienen orificios de ventilaci\u00f3n? Dise\u00f1os clave"},"content":{"rendered":"<p><strong>In the boutique coffee industry<\/strong>, packaging is more than just a shell, it&#8217;s an extension of brand quality. And have you ever noticed that most high-end coffee bags have a small, inconspicuous hole in them? This is a \u201c<strong>one-way exhaust valve<\/strong>\u201d. This article will provide you in-depth understanding:<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u00cdndice<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Alternar tabla de contenidos\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.packagingofchina.com\/es\/why-do-coffee-bags-have-vents\/#What_is_the_Valve_on_the_Coffee_Bag_How_Do_They_Work\" >What is the Valve on the Coffee Bag? How Do They Work?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.packagingofchina.com\/es\/why-do-coffee-bags-have-vents\/#Why_Do_Custom_Coffee_Bags_Have_to_Be_Equipped_with_A_Venting_Valve\" >Why Do Custom Coffee Bags Have to Be Equipped with A Venting Valve?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.packagingofchina.com\/es\/why-do-coffee-bags-have-vents\/#Common_Types_of_Coffee_Bags_and_Their_Matching_Valves\" >Common Types of Coffee Bags and Their Matching Valves<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.packagingofchina.com\/es\/why-do-coffee-bags-have-vents\/#From_professionals_to_consumers_what_do_they_think_about_coffee_bags_with_valve\" >From professionals to consumers, what do they think about coffee bags with valve?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.packagingofchina.com\/es\/why-do-coffee-bags-have-vents\/#Baristas_view\" >Barista&#8217;s view<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.packagingofchina.com\/es\/why-do-coffee-bags-have-vents\/#Consumer_feedback\" >Consumer feedback<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.packagingofchina.com\/es\/why-do-coffee-bags-have-vents\/#Why_choose_DQ_PACK_as_a_Coffee_Bag_Manufacturer\" >Why choose DQ PACK as a Coffee Bag Manufacturer?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.packagingofchina.com\/es\/why-do-coffee-bags-have-vents\/#Conclusion_Packaging_is_Branding_and_Details_Show_Professionalism\" >Conclusion: Packaging is Branding, and Details Show Professionalism!<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.packagingofchina.com\/es\/why-do-coffee-bags-have-vents\/#Get_In_Touch_With_Us\" >P\u00f3ngase en contacto con nosotros<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_the_Valve_on_the_Coffee_Bag_How_Do_They_Work\"><\/span>What is the Valve on the Coffee Bag? How Do They Work?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>Coffee bags on the exhaust valve, the professional term called <strong>\u201cone-time exhaust valve<\/strong>\u201d or \u201c<strong>one-way valve<\/strong>\u201d, the main role is to release the freshly roasted coffee beans in the degassing process of carbon dioxide, while preventing the external air, moisture into the bag, thus avoiding oxidation, This prevents oxidation and deterioration, and ensures that the aroma and flavor of the coffee is retained to the greatest extent possible.<\/p>\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 decoding=\"async\" width=\"260\" height=\"260\" src=\"https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/04\/coffee-bags-with-valves.webp\" alt=\"coffee bags with valves\" class=\"wp-image-1664\" srcset=\"https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/04\/coffee-bags-with-valves.webp 260w, https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/04\/coffee-bags-with-valves-150x150.webp 150w, https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/04\/coffee-bags-with-valves-12x12.webp 12w, https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/04\/coffee-bags-with-valves-100x100.webp 100w\" sizes=\"(max-width: 260px) 100vw, 260px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p>The working principle of the venting valve is very delicate:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>When the air pressure inside the bag is higher than outside, the valve automatically opens to allow the gas to escape.<\/li>\n\n\n\n<li>When external gas tries to enter, the valve closes automatically, forming a protective barrier.<\/li>\n\n\n\n<li>The whole process does not require electricity, and relies entirely on the physical structure to complete.<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 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-image size-full\"><img decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/04\/working-principle-of-the-venting-valve-edited.webp\" alt=\"working principle of the venting valve\" class=\"wp-image-1667\" srcset=\"https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/04\/working-principle-of-the-venting-valve-edited.webp 800w, https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/04\/working-principle-of-the-venting-valve-edited-300x169.webp 300w, https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/04\/working-principle-of-the-venting-valve-edited-768x432.webp 768w, https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/04\/working-principle-of-the-venting-valve-edited-18x10.webp 18w, https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/04\/working-principle-of-the-venting-valve-edited-600x338.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p>This small design is the key difference between coffee bags with valve and ordinary coffee bags.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Do_Custom_Coffee_Bags_Have_to_Be_Equipped_with_A_Venting_Valve\"><\/span>Why Do Custom Coffee Bags Have to Be Equipped with A Venting Valve?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>For quality-conscious brands, custom coffee bags must not only reflect the brand&#8217;s visual style but must also have the functionality to protect the flavor of the coffee. Fresh coffee beans will continue to \u201cdegas\u201d for a few days after roasting, and if these gases are not discharged promptly, it will not only lead to distension and deformation of the packaging but also speed up the oxidation of the coffee, which will affect the flavor.<\/p>\n\n\n\n<p>The use of custom coffee bags with valve can effectively solve this problem:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Keeping the coffee beans in the best condition<\/li>\n\n\n\n<li>Extend the shelf life of the product<\/li>\n\n\n\n<li>Preventing the bag from inflating or bursting during transportation<\/li>\n\n\n\n<li>Enhance the consumer experience of opening the bag<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Types_of_Coffee_Bags_and_Their_Matching_Valves\"><\/span>Common Types of Coffee Bags and Their Matching Valves<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Different custom coffee bags have a variety of structural designs according to the use and capacity. The following are a few common types:<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Type of Coffee Bags<\/strong><\/td><td><strong>Descripci\u00f3n<\/strong><\/td><td><strong>Whether Suitable for Adding Valves<\/strong><\/td><\/tr><tr><td>Stand-up Pouch<\/td><td>Commonly used in super display, strong stability<\/td><td>\u2705 Very suitable<\/td><\/tr><tr><td>Bolsa de fondo plano<\/td><td>High-end feel, large capacity<\/td><td>\u2705 Recommended<\/td><\/tr><tr><td>Side Gusset Bag<\/td><td>Large capacity packaging, commonly used in foreign trade<\/td><td>\u2705 Suitable for valve<\/td><\/tr><tr><td>Ear Coffee Pouches<\/td><td>Single brewing type packaging<\/td><td>\u274c Usually no valve is used<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Different bag shapes and exhaust valves are combined to create custom coffee bags with both functionality and visual impact.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"From_professionals_to_consumers_what_do_they_think_about_coffee_bags_with_valve\"><\/span>From professionals to consumers, what do they think about coffee bags with valve?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Baristas_view\"><\/span>Barista&#8217;s view<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u201cGood coffee depends not only on roasting, but also on packaging.\u201d Many professional baristas believe that coffee bags with valve can significantly improve bean freshness, especially for medium-light roasted beans, and the valve is the key to flavor lock.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Consumer_feedback\"><\/span>Consumer feedback<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>More and more consumers are actively choosing custom coffee bags, especially those with valves. This is because they give off a natural aroma even before the bag is opened, boosting purchasing confidence and experience.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_choose_DQ_PACK_as_a_Coffee_Bag_Manufacturer\"><\/span>Why choose DQ PACK as a Coffee Bag Manufacturer?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>As a coffee packaging bag manufacturer<\/strong> that has been deeply plowing into the flexible packaging industry for more than 30 years,<strong><a href=\"https:\/\/www.packagingofchina.com\/es\/\"> PAQUETE DQ<\/a><\/strong> is committed to providing professional, efficient, and environmentally friendly custom coffee bag solutions for global coffee brands.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>We are equipped with advanced production equipment and automated processes<\/li>\n\n\n\n<li>ISO, FDA, and other international certifications<\/li>\n\n\n\n<li>Provide ODM\/OEM one-stop service<\/li>\n\n\n\n<li>Exported to 120+ countries, with high customer satisfaction<\/li>\n\n\n\n<li>Optional additional features such as transparent window, anti-counterfeit laser label, moisture-proof aluminum foil inner layer, etc.<\/li>\n<\/ul>\n\n\n\n<p>Whether you are an emerging coffee brand or an established roasting factory, DQ PACK can customize high-quality coffee bags with valve for you and help your brand refresh its fragrance!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion_Packaging_is_Branding_and_Details_Show_Professionalism\"><\/span>Conclusion: Packaging is Branding, and Details Show Professionalism!<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>In the coffee industry chain, excellent packaging is not only the outerwear of the product, but also the \u201csilent salesman\u201d of the brand. From the design of the valve to the overall structure, every detail of custom coffee bags reflects the brand&#8217;s insistence on quality. And coffee bags with valve are the important details that keep the soul of the coffee flavor.<\/p>\n\n\n\n<p>If you are looking for an experienced coffee packaging bag manufacturer with good service, DQ PACK will be your reliable partner.<\/p>\n\n\n<div id=\"brxe-a0d395\" class=\"brxe-block\"><div id=\"brxe-5e9f8c\" class=\"brxe-container\"><div id=\"brxe-7d7de6\" class=\"brxe-container\">\t\t<form id=\"brxe-838aef\" data-script-id=\"838aef\" class=\"brxe-form\" method=\"post\" data-element-id=\"838aef\" data-loop-object-id=\"1655\" action=\"\">\n\t\t\t\n\t\t\t\t<div class=\"form-group\" role=\"group\">\n\t\t\t\t<input id=\"form-field-31b7a1\" name=\"form-field-3dc352\" aria-label=\"Nombre\" spellcheck=\"false\" type=\"text\" value placeholder=\"Nombre\" required>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"form-group\" role=\"group\">\n\t\t\t\t<input id=\"form-field-417cc4\" name=\"form-field-rdaigi\" aria-label=\"Empresa\" spellcheck=\"false\" 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0-133.792-98.944-269.632-253.792-269.632-154.784 0-252.384 135.84-252.384 269.632 0 129.28 227.008 375.872 237.856 387.456l14.496 15.424z m0.064-631.008c125.888 0 212.448 117.024 212.448 225.76 0 95.072-161.28 283.424-212.448 339.936-51.104-56.544-210.048-244.864-210.048-339.936 0.032-108.736 84.224-225.76 210.048-225.76z m193.44 468.864v24.992c108.96 20.96 138.624 52.416 138.624 88 0 52.16-122.176 90.4-332.16 90.4-209.984 0-332.064-38.24-332.064-90.4 0-35.616 29.632-60.288 138.624-81.184v-25.088c-113.216 20.384-187.456 54.24-187.456 112.928 0 87.808 196.288 135.168 380.896 135.168 184.672 0 380.992-47.36 380.992-135.168 0.032-58.656-74.208-99.296-187.424-119.68z\" fill=\"#324691\"><\/path><\/svg><\/span><span class=\"text\">Sangpu Er Lu, Parque Industrial de Dongshanhu, Ciudad de Shaxi, Distrito de Chaoan, Ciudad de Chaozhou, Provincia de Guangdong<\/span><\/span><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>In the boutique coffee industry, packaging is more than just a shell, it&#8217;s an extension of brand quality. And have you ever noticed that most high-end coffee bags have a small, inconspicuous hole in them? This is a \u201cone-way exhaust valve\u201d. This article will provide you in-depth understanding: What is the Valve on the Coffee [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1665,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[69,68],"class_list":["post-1655","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs-news","tag-coffee-packaging-bags","tag-food-packaging-solutions"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packagingofchina.com\/es\/wp-json\/wp\/v2\/posts\/1655","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packagingofchina.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.packagingofchina.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.packagingofchina.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.packagingofchina.com\/es\/wp-json\/wp\/v2\/comments?post=1655"}],"version-history":[{"count":0,"href":"https:\/\/www.packagingofchina.com\/es\/wp-json\/wp\/v2\/posts\/1655\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packagingofchina.com\/es\/wp-json\/wp\/v2\/media\/1665"}],"wp:attachment":[{"href":"https:\/\/www.packagingofchina.com\/es\/wp-json\/wp\/v2\/media?parent=1655"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.packagingofchina.com\/es\/wp-json\/wp\/v2\/categories?post=1655"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.packagingofchina.com\/es\/wp-json\/wp\/v2\/tags?post=1655"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}