{"id":18845,"date":"2026-04-16T13:21:36","date_gmt":"2026-04-16T05:21:36","guid":{"rendered":"https:\/\/www.aokaifilters.com\/?p=18845"},"modified":"2026-04-16T13:21:36","modified_gmt":"2026-04-16T05:21:36","slug":"high-temperature-filter-bags","status":"publish","type":"post","link":"https:\/\/www.aokaifilters.com\/tr\/high-temperature-filter-bags\/","title":{"rendered":"Selection Guide for High-Temperature Filter Bags"},"content":{"rendered":"<p data-path-to-node=\"3\">Selecting the right <a href=\"https:\/\/www.aokaifilters.com\/tr\/filter-bags\/\"><b data-path-to-node=\"3\" data-index-in-node=\"20\">high-temperature filter bags<\/b><\/a> is a critical decision for any industrial plant. At <b data-path-to-node=\"3\" data-index-in-node=\"101\">Jiangsu Aokai<\/b>, we define filter bags with a long-term temperature resistance of over 130\u00b0C as high-temperature bags. So, what should you keep in mind when choosing the right filter bag for your system? Our technical engineers at <b data-path-to-node=\"3\" data-index-in-node=\"330\">Jiangsu Aokai<\/b> have summarized the key points you need to consider to ensure your <b data-path-to-node=\"3\" data-index-in-node=\"411\">toz toplayici fi\u0307ltre torbalari<\/b> perform at their best.<\/p>\n<figure id=\"attachment_13503\" aria-describedby=\"caption-attachment-13503\" style=\"width: 1000px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-13503\" src=\"https:\/\/www.aokaifilters.com\/wp-content\/uploads\/AG6I2607_\u526f\u672c-1.jpg\" alt=\"Aramid Fiber Filter Bags\" width=\"1000\" height=\"666\" title=\"\" srcset=\"https:\/\/www.aokaifilters.com\/wp-content\/uploads\/AG6I2607_\u526f\u672c-1.jpg 1000w, https:\/\/www.aokaifilters.com\/wp-content\/uploads\/AG6I2607_\u526f\u672c-1-300x200.jpg 300w, https:\/\/www.aokaifilters.com\/wp-content\/uploads\/AG6I2607_\u526f\u672c-1-600x400.jpg 600w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-13503\" class=\"wp-caption-text\">Aramid Elyaf Filtre Torbalar\u0131<\/figcaption><\/figure>\n<hr data-path-to-node=\"5\" \/>\n<h3 data-path-to-node=\"6\">1. Understanding High-Temperature Filter Materials<\/h3>\n<p data-path-to-node=\"8\">Different industrial processes produce different flue gas compositions. Here are the most common fibers used in high-temperature filtration:<\/p>\n<ul data-path-to-node=\"10\">\n<li>\n<p data-path-to-node=\"10,0,0\"><b data-path-to-node=\"10,0,0\" data-index-in-node=\"0\">PPS (Polyphenylene Sulfide):<\/b> Excellent for coal-fired boilers due to its superb acid and alkali resistance, though it is sensitive to high oxygen levels.<\/p>\n<p data-path-to-node=\"10,1,0\"><b data-path-to-node=\"10,1,0\" data-index-in-node=\"0\">Nomex \/ Aramid dust collector filter bags:<\/b> The industry standard for asphalt mixing and cement kilns. It offers great abrasion resistance and handles temperatures up to 200\u00b0C.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"10,2,0\"><b data-path-to-node=\"10,2,0\" data-index-in-node=\"0\">PTFE (Teflon) dust collector filter bags:<\/b> The &#8220;Gold Standard.&#8221; It is chemically inert and can operate continuously at 260\u00b0C. Ideal for waste incineration.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"10,3,0\"><b data-path-to-node=\"10,3,0\" data-index-in-node=\"0\">Fiberglass dust collector filter bags:<\/b> Cost-effective for extreme heat (up to 280\u00b0C) but fragile. Often blended with PTFE to improve flexibility.<\/p>\n<figure id=\"attachment_11534\" aria-describedby=\"caption-attachment-11534\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-11534 size-full\" title=\"glass dust filter bag\" src=\"https:\/\/www.aokaifilters.com\/wp-content\/uploads\/2023\/12\/Fiberglass-Filter-Bags.jpg\" alt=\"E-glass dust filter bag\" width=\"900\" height=\"600\" srcset=\"https:\/\/www.aokaifilters.com\/wp-content\/uploads\/2023\/12\/Fiberglass-Filter-Bags.jpg 900w, https:\/\/www.aokaifilters.com\/wp-content\/uploads\/2023\/12\/Fiberglass-Filter-Bags-600x400.jpg 600w, https:\/\/www.aokaifilters.com\/wp-content\/uploads\/2023\/12\/Fiberglass-Filter-Bags-300x200.jpg 300w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><figcaption id=\"caption-attachment-11534\" class=\"wp-caption-text\">glass dust filter bag<\/figcaption><\/figure><\/li>\n<\/ul>\n<hr data-path-to-node=\"11\" \/>\n<h3 data-path-to-node=\"12\">2. Key Considerations from Aokai Engineers<\/h3>\n<p data-path-to-node=\"5\">When evaluating <b data-path-to-node=\"5\" data-index-in-node=\"16\">toz toplayici fi\u0307ltre torbalari<\/b>, our engineers recommend focusing on these four technical variables and matching them with the right materials:<\/p>\n<h4 data-path-to-node=\"7\">\u2460 Continuous vs. Peak Temperature<\/h4>\n<ul data-path-to-node=\"8\">\n<li>\n<p data-path-to-node=\"8,0,0\"><b data-path-to-node=\"8,0,0\" data-index-in-node=\"0\">Engineer&#8217;s Tip:<\/b> Don&#8217;t just look at the average temperature; ensure the bag can handle the &#8220;surge&#8221; temperatures during process upsets.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"8,1,0\"><b data-path-to-node=\"8,1,0\" data-index-in-node=\"0\">Recommended Materials:<\/b> * For 130\u00b0C &#8211; 170\u00b0C: <b data-path-to-node=\"8,1,0\" data-index-in-node=\"44\">PPS<\/b> or <b data-path-to-node=\"8,1,0\" data-index-in-node=\"51\">Nomex<\/b>.<\/p>\n<ul data-path-to-node=\"8,1,1\">\n<li>\n<p data-path-to-node=\"8,1,1,0,0\">For 200\u00b0C &#8211; 260\u00b0C: <b data-path-to-node=\"8,1,1,0,0\" data-index-in-node=\"19\">PTFE<\/b> or <b data-path-to-node=\"8,1,1,0,0\" data-index-in-node=\"27\">Fiberglass blends<\/b>.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p data-path-to-node=\"8,2,0\"><b data-path-to-node=\"8,2,0\" data-index-in-node=\"0\">Note:<\/b> If peak temperatures frequently exceed the material&#8217;s limit, the fiber will embrittle and the bag will &#8220;pop&#8221; or tear prematurely.<\/p>\n<\/li>\n<\/ul>\n<h4 data-path-to-node=\"9\">\u2461 Chemical Composition<\/h4>\n<ul data-path-to-node=\"10\">\n<li>\n<p data-path-to-node=\"10,0,0\"><b data-path-to-node=\"10,0,0\" data-index-in-node=\"0\">Engineer&#8217;s Tip:<\/b> Are there high levels of <span class=\"math-inline\" data-math=\"SO_x\" data-index-in-node=\"41\">$SO_x$<\/span> or <span class=\"math-inline\" data-math=\"NO_x\" data-index-in-node=\"49\">$NO_x$<\/span>? This determines if you need a specialized treatment.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"10,1,0\"><b data-path-to-node=\"10,1,0\" data-index-in-node=\"0\">Recommended Materials:<\/b> * High Acid\/Alkali: <b data-path-to-node=\"10,1,0\" data-index-in-node=\"43\">PTFE<\/b> (the most inert) or <b data-path-to-node=\"10,1,0\" data-index-in-node=\"68\">PPS<\/b> (excellent for acid).<\/p>\n<ul data-path-to-node=\"10,1,1\">\n<li>\n<p data-path-to-node=\"10,1,1,0,0\">Standard Environment: <b data-path-to-node=\"10,1,1,0,0\" data-index-in-node=\"22\">Nomex<\/b> (best for abrasion but sensitive to high acid).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p data-path-to-node=\"10,2,0\"><b data-path-to-node=\"10,2,0\" data-index-in-node=\"0\">Note:<\/b> For heavy chemical loads, always add a <b data-path-to-node=\"10,2,0\" data-index-in-node=\"45\">PTFE Membrane<\/b>. It acts as a shield against chemical corrosion and improves dust release.<\/p>\n<\/li>\n<\/ul>\n<h4 data-path-to-node=\"11\">\u2462 Humidity and Dew Point<\/h4>\n<ul data-path-to-node=\"12\">\n<li>\n<p data-path-to-node=\"12,0,0\"><b data-path-to-node=\"12,0,0\" data-index-in-node=\"0\">Engineer&#8217;s Tip:<\/b> High moisture can lead to hydrolysis. If your flue gas is &#8220;wet,&#8221; fiber choice is everything.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,1,0\"><b data-path-to-node=\"12,1,0\" data-index-in-node=\"0\">Recommended Materials:<\/b> * High Moisture: <b data-path-to-node=\"12,1,0\" data-index-in-node=\"40\">PPS<\/b> or <b data-path-to-node=\"12,1,0\" data-index-in-node=\"47\">PTFE<\/b>.<\/p>\n<ul data-path-to-node=\"12,1,1\">\n<li>\n<p data-path-to-node=\"12,1,1,0,0\"><b data-path-to-node=\"12,1,1,0,0\" data-index-in-node=\"0\">Avoid:<\/b> <b data-path-to-node=\"12,1,1,0,0\" data-index-in-node=\"7\">Nomex<\/b> ve <b data-path-to-node=\"12,1,1,0,0\" data-index-in-node=\"17\">P84<\/b> in high-moisture\/high-acid environments unless they are specially treated.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p data-path-to-node=\"12,2,0\"><b data-path-to-node=\"12,2,0\" data-index-in-node=\"0\">Note:<\/b> Ensure the operating temperature stays <span class=\"math-inline\" data-math=\"20\u00b0C\" data-index-in-node=\"45\">$20\u00b0C$<\/span> above the dew point to prevent &#8220;mudding&#8221; on the bag surface.<\/p>\n<\/li>\n<\/ul>\n<h4 data-path-to-node=\"13\">\u2463 Air-to-Cloth Ratio<\/h4>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul data-path-to-node=\"14\">\n<li>\n<p data-path-to-node=\"14,0,0\"><b data-path-to-node=\"14,0,0\" data-index-in-node=\"0\">Engineer&#8217;s Tip:<\/b> High-temperature systems require a lower filtration velocity. Don&#8217;t push the airflow too hard.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"14,1,0\"><b data-path-to-node=\"14,1,0\" data-index-in-node=\"0\">Recommended Materials:<\/b> * High Airflow Environments: <a href=\"https:\/\/www.aokaifilters.com\/tr\/ptfe-dust-filter-bags\/\"><b data-path-to-node=\"14,1,0\" data-index-in-node=\"52\">PTFE Membran Filtre Torbalar\u0131<\/b><\/a> (allows for slightly higher efficiency at lower resistance).<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"14,2,0\"><b data-path-to-node=\"14,2,0\" data-index-in-node=\"0\">Note:<\/b> A high air-to-cloth ratio leads to &#8220;deep loading,&#8221; where dust particles embed into the felt, making them impossible to pulse off.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr data-path-to-node=\"17\" \/>\n<h3 data-path-to-node=\"18\"><span style=\"\">3. Maintenance and Longevity<\/span><\/h3>\n<p data-path-to-node=\"20\"><span style=\"\">To maximize the ROI of your <b data-path-to-node=\"20\" data-index-in-node=\"28\">high-temperature filter bags<\/b>, regular inspection is mandatory. Watch for &#8220;blinding&#8221; (permanent clogging) and ensure your pulse-jet cleaning system is pressurized correctly.<\/span><\/p>\n<hr data-path-to-node=\"22\" \/>\n<h3 data-path-to-node=\"23\">Conclusion<\/h3>\n<p data-path-to-node=\"25\">Investing in high-quality <b data-path-to-node=\"25\" data-index-in-node=\"26\">high-temperature filter bags<\/b> reduces downtime and ensures environmental compliance. Whether you are dealing with a power plant, steel mill, or chemical factory, matching the fiber to your specific flue gas chemistry is the key to success.<\/p>","protected":false},"excerpt":{"rendered":"<p>Looking for reliable high-temperature filter bags? Jiangsu Aokai offers professional selection tips for PPS, PTFE, and Nomex bags (130\u00b0C+). Learn how our engineers optimize dust collector performance and extend service life.<\/p>","protected":false},"author":3,"featured_media":16127,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[35,148],"tags":[156],"class_list":["post-18845","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-filter-bag","category-knowledge-base","tag-knowledge-base"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.aokaifilters.com\/tr\/wp-json\/wp\/v2\/posts\/18845","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.aokaifilters.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.aokaifilters.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.aokaifilters.com\/tr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.aokaifilters.com\/tr\/wp-json\/wp\/v2\/comments?post=18845"}],"version-history":[{"count":1,"href":"https:\/\/www.aokaifilters.com\/tr\/wp-json\/wp\/v2\/posts\/18845\/revisions"}],"predecessor-version":[{"id":18846,"href":"https:\/\/www.aokaifilters.com\/tr\/wp-json\/wp\/v2\/posts\/18845\/revisions\/18846"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.aokaifilters.com\/tr\/wp-json\/wp\/v2\/media\/16127"}],"wp:attachment":[{"href":"https:\/\/www.aokaifilters.com\/tr\/wp-json\/wp\/v2\/media?parent=18845"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.aokaifilters.com\/tr\/wp-json\/wp\/v2\/categories?post=18845"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.aokaifilters.com\/tr\/wp-json\/wp\/v2\/tags?post=18845"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}