{"id":2811,"date":"2025-10-14T14:17:22","date_gmt":"2025-10-14T06:17:22","guid":{"rendered":"https:\/\/ptfesuppliers.com\/?post_type=product&#038;p=2811"},"modified":"2026-04-08T11:05:08","modified_gmt":"2026-04-08T03:05:08","slug":"ptfe-silica-filled-gasket","status":"publish","type":"product","link":"https:\/\/ptfesuppliers.com\/fr\/product\/ptfe-silica-filled-gasket\/","title":{"rendered":"Advanced Sealing: Silica-Modified Filled Gaskets"},"content":{"rendered":"<p data-start=\"117\" data-end=\"600\"><strong data-start=\"117\" data-end=\"145\">Manufactured by Chunhuan<\/strong>, the <strong data-start=\"151\" data-end=\"180\">PTFE-Silica Filled Gasket<\/strong> is a high-performance sealing solution engineered by uniformly dispersing silica (SiO\u2082) into a PTFE matrix. This modification enhances the mechanical strength, hardness, and dimensional stability while maintaining the excellent chemical inertness of pure PTFE. It effectively solves the cold flow and creep issues typical of unfilled PTFE, ensuring consistent, long-term sealing under variable pressure and temperature.<\/p>\n<h2 data-start=\"602\" data-end=\"618\"><strong data-start=\"606\" data-end=\"618\">Features<\/strong><\/h2>\n<ul data-start=\"619\" data-end=\"1175\">\n<li data-start=\"619\" data-end=\"713\">\n<p data-start=\"621\" data-end=\"713\"><strong data-start=\"621\" data-end=\"657\">Exceptional Chemical Resistance:<\/strong> Withstands strong acids, bases, and organic solvents.<\/p>\n<\/li>\n<li data-start=\"714\" data-end=\"827\">\n<p data-start=\"716\" data-end=\"827\"><strong data-start=\"716\" data-end=\"745\">High Mechanical Strength:<\/strong> Silica filler significantly improves <a href=\"https:\/\/ptfesuppliers.com\/fr\/product\/factory-price-anti-sticking-temperature-resistance-compressive-strength-hydraulic-seals-ptfe-filled-tube\/\" target=\"_blank\" rel=\"noopener\" data-wpil-monitor-id=\"34\">compressive strength and creep resistance<\/a>.<\/p>\n<\/li>\n<li data-start=\"828\" data-end=\"916\">\n<p data-start=\"830\" data-end=\"916\"><strong data-start=\"830\" data-end=\"851\">Reliable Sealing:<\/strong> Moderate hardness ensures secure and stable sealing over time.<\/p>\n<\/li>\n<li data-start=\"917\" data-end=\"993\">\n<p data-start=\"919\" data-end=\"993\"><strong data-start=\"919\" data-end=\"938\">Anti-Cold Flow:<\/strong> Reduced plastic deformation under heat and pressure.<\/p>\n<\/li>\n<li data-start=\"994\" data-end=\"1086\">\n<p data-start=\"996\" data-end=\"1086\"><strong data-start=\"996\" data-end=\"1023\">Large plage de temp\u00e9ratures :<\/strong> -200\u00b0C to +260\u00b0C operation with short-term higher tolerance.<\/p>\n<\/li>\n<li data-start=\"1087\" data-end=\"1175\">\n<p data-start=\"1089\" data-end=\"1175\"><strong data-start=\"1089\" data-end=\"1113\">Clean and Non-Toxic:<\/strong> Suitable for food, chemical, and pharmaceutical industries.<\/p>\n<\/li>\n<\/ul>\n<h2 data-start=\"1705\" data-end=\"1725\"><strong data-start=\"1709\" data-end=\"1725\">Applications<\/strong><\/h2>\n<ul data-start=\"1726\" data-end=\"2081\">\n<li data-start=\"1726\" data-end=\"1816\">\n<p data-start=\"1728\" data-end=\"1816\"><strong data-start=\"1728\" data-end=\"1766\">Chemical and Petrochemical Plants:<\/strong> Flange sealing for pipes, valves, and reactors.<\/p>\n<\/li>\n<li data-start=\"1817\" data-end=\"1898\">\n<p data-start=\"1819\" data-end=\"1898\"><strong data-start=\"1819\" data-end=\"1856\">Pharmaceutical and Food Industry:<\/strong> Safe for hygienic sealing applications.<\/p>\n<\/li>\n<li data-start=\"1899\" data-end=\"1985\">\n<p data-start=\"1901\" data-end=\"1985\"><strong data-start=\"1901\" data-end=\"1922\">Power and Energy:<\/strong> Reliable performance under temperature and pressure cycling.<\/p>\n<\/li>\n<li data-start=\"1986\" data-end=\"2081\">\n<p data-start=\"1988\" data-end=\"2081\"><strong data-start=\"1988\" data-end=\"2009\">General Industry:<\/strong> Replaces pure PTFE gaskets where better creep resistance is required.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"2083\" data-end=\"2101\"><strong data-start=\"2087\" data-end=\"2101\">Advantages<\/strong><\/h3>\n<ul data-start=\"2102\" data-end=\"2341\">\n<li data-start=\"2102\" data-end=\"2165\">\n<p data-start=\"2104\" data-end=\"2165\">Stronger, more durable, and creep-resistant than pure PTFE.<\/p>\n<\/li>\n<li data-start=\"2166\" data-end=\"2235\">\n<p data-start=\"2168\" data-end=\"2235\">Outstanding sealing reliability under harsh operating conditions.<\/p>\n<\/li>\n<li data-start=\"2236\" data-end=\"2284\">\n<p data-start=\"2238\" data-end=\"2284\"><a href=\"https:\/\/ptfesuppliers.com\/fr\/product\/virgin-thick-wall-ptfe-tube-high-pressure-chemical-resistant\/\" target=\"_blank\" rel=\"noopener\" data-wpil-monitor-id=\"36\">Resistant to nearly all corrosive chemicals<\/a>.<\/p>\n<\/li>\n<li data-start=\"2285\" data-end=\"2341\">\n<p data-start=\"2287\" data-end=\"2341\">Extended service life and reduced maintenance costs.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"2343\" data-end=\"2358\"><strong data-start=\"2347\" data-end=\"2358\">Summary<\/strong><\/h3>\n<p data-start=\"2359\" data-end=\"2637\">Le <strong data-start=\"2363\" data-end=\"2392\">PTFE-Silica Filled Gasket<\/strong> by <strong data-start=\"2396\" data-end=\"2408\">Chunhuan<\/strong> combines chemical inertness, mechanical strength, and long-term stability. It delivers reliable sealing for <a href=\"https:\/\/ptfesuppliers.com\/fr\/ptfe-gaskets-reliable-sealing-solutions\/\" target=\"_blank\" rel=\"noopener\" data-wpil-monitor-id=\"35\">environnements industriels difficiles<\/a>, making it the preferred choice across chemical, pharmaceutical, food, and energy sectors.<\/p>","protected":false},"excerpt":{"rendered":"<p data-start=\"1212\" data-end=\"1258\"><strong data-start=\"1212\" data-end=\"1225\">Mat\u00e9riel:<\/strong> PTFE with silica (SiO\u2082) filler<\/p>\n<p data-start=\"1261\" data-end=\"1302\"><strong data-start=\"1261\" data-end=\"1283\">Temperature Range:<\/strong> -200\u00b0C \u00e0 +260\u00b0C<\/p>\n<p data-start=\"1305\" data-end=\"1372\"><strong data-start=\"1305\" data-end=\"1324\">Pressure Range:<\/strong> Medium to low pressure, higher than pure PTFE<\/p>\n<p data-start=\"1375\" data-end=\"1407\"><strong data-start=\"1375\" data-end=\"1387\">Densit\u00e9:<\/strong> 2.15 \u2013 2.30 g\/cm\u00b3<\/p>\n<p data-start=\"1410\" data-end=\"1445\"><strong data-start=\"1410\" data-end=\"1431\">R\u00e9sistance \u00e0 la traction:<\/strong> 15 \u2013 25 MPa<\/p>\n<p data-start=\"1448\" data-end=\"1486\"><strong data-start=\"1448\" data-end=\"1472\">Allongement \u00e0 la rupture :<\/strong> 200% \u2013 350%<\/p>\n<p data-start=\"1489\" data-end=\"1529\"><strong data-start=\"1489\" data-end=\"1513\">Rigidit\u00e9 di\u00e9lectrique :<\/strong> 40 \u2013 60 kV\/mm<\/p>\n<p data-start=\"1532\" data-end=\"1573\"><strong data-start=\"1532\" data-end=\"1559\">Contraction Percentage:<\/strong> 2.5% \u2013 4.5%<\/p>\n<p data-start=\"1576\" data-end=\"1606\"><strong data-start=\"1576\" data-end=\"1597\">Absorption d&#039;eau :<\/strong> &lt;0.01%<\/p>\n<p data-start=\"1609\" data-end=\"1650\"><strong data-start=\"1609\" data-end=\"1627\">Sp\u00e9cification:<\/strong> Customized available<\/p>\n<p data-start=\"1653\" data-end=\"1672\"><strong data-start=\"1653\" data-end=\"1664\">Origine:<\/strong> Chine<\/p>\n<p data-start=\"1675\" data-end=\"1703\"><strong data-start=\"1675\" data-end=\"1692\">Manufacturer:<\/strong> Chunhuan<\/p>","protected":false},"featured_media":3911,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[35,98],"product_tag":[],"class_list":{"0":"post-2811","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ptfe-products","7":"product_cat-ptfe-gasket","9":"first","10":"instock","11":"shipping-taxable","12":"product-type-simple"},"gallery_images":[2800,2799,2797,2798],"_links":{"self":[{"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/product\/2811","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/comments?post=2811"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/media\/3911"}],"wp:attachment":[{"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/media?parent=2811"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/product_brand?post=2811"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/product_cat?post=2811"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/product_tag?post=2811"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}