{"id":4437,"date":"2025-09-05T12:52:02","date_gmt":"2025-09-05T10:52:02","guid":{"rendered":"https:\/\/www.esbelt.com\/productos\/propiedades-normativas\/iso-340\/"},"modified":"2026-02-16T17:29:44","modified_gmt":"2026-02-16T16:29:44","slug":"iso-340","status":"publish","type":"propiedad-normativa","link":"https:\/\/www.esbelt.com\/en\/products\/properties-regulations\/iso-340\/","title":{"rendered":"ISO 340"},"content":{"rendered":"\n<div class=\"wp-block-group alignwide is-content-justification-left is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group is-content-justification-left is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading\">Flame resistance and rapid self-extinguishing<\/h2>\n\n\n\n<p>ISO 340 standard establishes the requirements and test method to evaluate the flammability of conveyor belts on a laboratory scale. Its objective is to ensure that the belts have flame-resistant properties, meaning they can self-extinguish quickly and not reignite once extinguished. <\/p>\n\n\n\n<p>Test method:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Flames are applied to <strong>6 samples<\/strong> (3 in the warp direction and 3 in the weft direction).<\/li>\n\n\n\n<li>Each sample must extinguish in <strong>less than 15 seconds<\/strong> after removing the flame.<\/li>\n\n\n\n<li>The total sum of the extinguishing times must not exceed <strong>45 seconds<\/strong>.<\/li>\n\n\n\n<li>The flame <strong>must not reappear<\/strong> when applying an air current.<\/li>\n<\/ul>\n\n\n\n<p>When an esbelt\u00ae belt complies with ISO 340, it means that the belt<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Is flame-resistant and can self-extinguish quickly after removing the flame and does not reignite.<\/li>\n\n\n\n<li>Reduces the risk of fire spreading in industrial environments where there are combustible materials.<\/li>\n\n\n\n<li>Has passed the specific tests (maximum extinguishing time and absence of reignition) according to the ISO 340 method.<\/li>\n\n\n\n<li>Is ideal for facilities where fire protection is essential, such as in <a href=\"https:\/\/www.esbelt.com\/en\/sectors\/agroindustrial\/refined-sugar\/\">sugar mills<\/a>, <a href=\"https:\/\/www.esbelt.com\/en\/sectors\/logistics\/airports\/\">airports<\/a>, <a href=\"https:\/\/www.esbelt.com\/en\/sectors\/logistics\/logistics\/\" type=\"link\" id=\"https:\/\/www.esbelt.com\/sectores\/logistica\/logistica\">logistics and distribution centers<\/a>.<\/li>\n<\/ul>\n\n\n\n<p>In summary, a belt with ISO 340 offers greater fire safety, complying with international standards for demanding environments.<\/p>\n<\/div>\n<\/div>\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Flame resistance and rapid self-extinguishing ISO 340 standard establishes the requirements and test method to evaluate the flammability of conveyor belts on a laboratory scale. Its objective is to ensure that the belts have flame-resistant properties, meaning they can self-extinguish quickly and not reignite once extinguished. Test method: When an esbelt\u00ae belt complies with ISO [&hellip;]<\/p>\n","protected":false},"featured_media":0,"template":"","tipo":[25],"class_list":["post-4437","propiedad-normativa","type-propiedad-normativa","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Conveyor belts compliant with ISO 340 - esbelt<\/title>\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.esbelt.com\/en\/products\/properties-regulations\/iso-340\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Conveyor belts compliant with ISO 340 - esbelt\" \/>\n<meta property=\"og:description\" content=\"Flame resistance and rapid self-extinguishing ISO 340 standard establishes the requirements and test method to evaluate the flammability of conveyor belts on a laboratory scale. Its objective is to ensure that the belts have flame-resistant properties, meaning they can self-extinguish quickly and not reignite once extinguished. Test method: When an esbelt\u00ae belt complies with ISO [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.esbelt.com\/en\/products\/properties-regulations\/iso-340\/\" \/>\n<meta property=\"og:site_name\" content=\"esbelt\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-16T16:29:44+00:00\" \/>\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=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.esbelt.com\/en\/products\/properties-regulations\/iso-340\/\",\"url\":\"https:\/\/www.esbelt.com\/en\/products\/properties-regulations\/iso-340\/\",\"name\":\"Conveyor belts compliant with ISO 340 - esbelt\",\"isPartOf\":{\"@id\":\"https:\/\/www.esbelt.com\/en\/#website\"},\"datePublished\":\"2025-09-05T10:52:02+00:00\",\"dateModified\":\"2026-02-16T16:29:44+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.esbelt.com\/en\/products\/properties-regulations\/iso-340\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.esbelt.com\/en\/products\/properties-regulations\/iso-340\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.esbelt.com\/en\/products\/properties-regulations\/iso-340\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.esbelt.com\/en\/home\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"ISO 340\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.esbelt.com\/en\/#website\",\"url\":\"https:\/\/www.esbelt.com\/en\/\",\"name\":\"esbelt\",\"description\":\"Somos fabricantes de bandas transportadoras, perfiles, correas para aplicaciones alimentarias, industriales y agr\u00edcolas.\",\"publisher\":{\"@id\":\"https:\/\/www.esbelt.com\/en\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.esbelt.com\/en\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.esbelt.com\/en\/#organization\",\"name\":\"esbelt\",\"url\":\"https:\/\/www.esbelt.com\/en\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.esbelt.com\/en\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.esbelt.com\/wp-content\/uploads\/2025\/08\/esbelt.svg\",\"contentUrl\":\"https:\/\/www.esbelt.com\/wp-content\/uploads\/2025\/08\/esbelt.svg\",\"width\":123,\"height\":33,\"caption\":\"esbelt\"},\"image\":{\"@id\":\"https:\/\/www.esbelt.com\/en\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Conveyor belts compliant with ISO 340 - esbelt","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.esbelt.com\/en\/products\/properties-regulations\/iso-340\/","og_locale":"en_US","og_type":"article","og_title":"Conveyor belts compliant with ISO 340 - esbelt","og_description":"Flame resistance and rapid self-extinguishing ISO 340 standard establishes the requirements and test method to evaluate the flammability of conveyor belts on a laboratory scale. 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