{"id":700,"date":"2025-09-27T22:36:35","date_gmt":"2025-09-27T14:36:35","guid":{"rendered":"https:\/\/ptfesuppliers.com\/?post_type=product&#038;p=700"},"modified":"2026-04-08T15:41:42","modified_gmt":"2026-04-08T07:41:42","slug":"ptfe-encapsulated-sleeve-for-high-purity-and-corrosive-media-sealing","status":"publish","type":"product","link":"https:\/\/ptfesuppliers.com\/ru\/product\/ptfe-encapsulated-sleeve-for-high-purity-and-corrosive-media-sealing\/","title":{"rendered":"\u0417\u0430\u0449\u0438\u0442\u043d\u0430\u044f \u0433\u0438\u043b\u044c\u0437\u0430 \u0438\u0437 \u041f\u0422\u0424\u042d \u0434\u043b\u044f \u0433\u0435\u0440\u043c\u0435\u0442\u0438\u0437\u0430\u0446\u0438\u0438 \u0441\u0440\u0435\u0434 \u0432\u044b\u0441\u043e\u043a\u043e\u0439 \u0447\u0438\u0441\u0442\u043e\u0442\u044b \u0438 \u0430\u0433\u0440\u0435\u0441\u0441\u0438\u0432\u043d\u044b\u0445 \u0441\u0440\u0435\u0434."},"content":{"rendered":"<p data-start=\"1176\" data-end=\"1503\">\u041e\u043d <strong data-start=\"1180\" data-end=\"1208\">PTFE Encapsulated Sleeve<\/strong> from <strong data-start=\"1214\" data-end=\"1226\">\u0427\u0443\u043d\u044c\u0445\u0443\u0430\u043d\u044c<\/strong> is manufactured from <strong data-start=\"1248\" data-end=\"1280\">100% virgin, unmodified PTFE<\/strong> using a seamless molding process. With <strong data-start=\"1320\" data-end=\"1353\">no adhesive layers or fillers<\/strong>, it forms a permanent encapsulation over metal or elastomeric substrates, creating an exceptionally pure and corrosion-resistant sealing interface.<\/p>\n<p data-start=\"1505\" data-end=\"1928\">Its extreme chemical inertness allows it to withstand over 98% of aggressive media, including concentrated sulfuric acid, aqua regia, and organic solvents, completely eliminating delamination risks. The naturally low coefficient of friction (as low as 0.05) provides permanent self-lubrication, enabling dynamic seals to operate <strong data-start=\"1834\" data-end=\"1876\">maintenance-free for over 15,000 hours<\/strong>, significantly reducing equipment downtime costs.<\/p>\n<p data-start=\"1930\" data-end=\"2177\">Certified to <strong data-start=\"1943\" data-end=\"1980\">FDA, USP Class VI, and EU 10\/2011<\/strong> standards, it is safe for pharmaceutical and food-contact applications. Its ultra-low surface energy (18\u201322 mN\/m) prevents sticky material buildup, eliminating seal failure due to contamination.<\/p>\n<h3 data-start=\"2184\" data-end=\"2206\"><strong data-start=\"2188\" data-end=\"2204\">Key Features<\/strong><\/h3>\n<ul data-start=\"2207\" data-end=\"2816\">\n<li data-start=\"2207\" data-end=\"2300\">\n<p data-start=\"2209\" data-end=\"2300\"><strong data-start=\"2209\" data-end=\"2240\">Extreme Chemical Resistance<\/strong> \u2013 Withstands &gt;98% of corrosive media without degradation.<\/p>\n<\/li>\n<li data-start=\"2301\" data-end=\"2404\">\n<p data-start=\"2303\" data-end=\"2404\"><strong data-start=\"2303\" data-end=\"2332\">Zero-Contamination Design<\/strong> \u2013 <span style=\"color: #ff6600;\"><strong><a style=\"color: #ff6600;\" href=\"https:\/\/ptfesuppliers.com\/ru\/the-unmatched-benefits-of-100-virgin-ptfe-film\/\" target=\"_blank\" rel=\"noopener\" data-wpil-monitor-id=\"15\">100% \u043f\u0435\u0440\u0432\u0438\u0447\u043d\u044b\u0439 \u041f\u0422\u0424\u042d<\/a><\/strong><\/span>, compliant with FDA, USP Class VI, and EU 10\/2011.<\/p>\n<\/li>\n<li data-start=\"2405\" data-end=\"2501\">\n<p data-start=\"2407\" data-end=\"2501\"><strong data-start=\"2407\" data-end=\"2437\">Wide Temperature Tolerance<\/strong> \u2013 Flexible at -200\u00b0C, stable up to +260\u00b0C (short-term 300\u00b0C).<\/p>\n<\/li>\n<li data-start=\"2502\" data-end=\"2603\">\n<p data-start=\"2504\" data-end=\"2603\"><strong data-start=\"2504\" data-end=\"2539\">Low Friction &amp; Self-Lubricating<\/strong> \u2013 Friction coefficient as low as 0.05 for extended wear life.<\/p>\n<\/li>\n<li data-start=\"2604\" data-end=\"2707\">\n<p data-start=\"2606\" data-end=\"2707\"><strong data-start=\"2606\" data-end=\"2631\">\u042d\u043b\u0435\u043a\u0442\u0440\u043e\u0438\u0437\u043e\u043b\u044f\u0446\u0438\u044f<\/strong> \u2013 Dielectric strength &gt; 60 kV\/mm, ideal for electrochemical environments.<\/p>\n<\/li>\n<li data-start=\"2708\" data-end=\"2816\">\n<p data-start=\"2710\" data-end=\"2816\"><strong data-start=\"2710\" data-end=\"2731\">\u0414\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0441\u0440\u043e\u043a \u0441\u043b\u0443\u0436\u0431\u044b<\/strong> \u2013 8\u201310x longer lifespan than filled PTFE or rubber seals under dynamic conditions.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"2823\" data-end=\"2857\"><strong data-start=\"2827\" data-end=\"2855\">\u0422\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0445\u0430\u0440\u0430\u043a\u0442\u0435\u0440\u0438\u0441\u0442\u0438\u043a\u0438<\/strong><\/h3>\n<ul data-start=\"2858\" data-end=\"3478\">\n<li data-start=\"2858\" data-end=\"2925\">\n<p data-start=\"2860\" data-end=\"2925\"><strong data-start=\"2860\" data-end=\"2873\">\u041c\u0430\u0442\u0435\u0440\u0438\u0430\u043b: <span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/ptfesuppliers.com\/ru\/product\/100-virgin-ptfe-skiving-sheet-ptfe-skived-sheet\/\" target=\"_blank\" rel=\"noopener\" data-wpil-monitor-id=\"16\">100% \u043f\u0435\u0440\u0432\u0438\u0447\u043d\u044b\u0439 \u041f\u0422\u0424\u042d<\/a><\/span><\/strong> (no fillers, no adhesive layers)<\/p>\n<\/li>\n<li data-start=\"2926\" data-end=\"2990\">\n<p data-start=\"2928\" data-end=\"2990\"><strong data-start=\"2928\" data-end=\"2952\">\u0420\u0430\u0431\u043e\u0447\u0430\u044f \u0442\u0435\u043c\u043f\u0435\u0440\u0430\u0442\u0443\u0440\u0430:<\/strong> -200\u00b0C to +260\u00b0C (short-term 300\u00b0C)<\/p>\n<\/li>\n<li data-start=\"2991\" data-end=\"3077\">\n<p data-start=\"2993\" data-end=\"3077\"><strong data-start=\"2993\" data-end=\"3011\">\u0420\u0430\u0431\u043e\u0447\u0435\u0435 \u0434\u0430\u0432\u043b\u0435\u043d\u0438\u0435:<\/strong> \u2264 10 MPa (depends on encapsulation design &amp; substrate strength)<\/p>\n<\/li>\n<li data-start=\"3078\" data-end=\"3108\">\n<p data-start=\"3080\" data-end=\"3108\"><strong data-start=\"3080\" data-end=\"3092\">\u041f\u043b\u043e\u0442\u043d\u043e\u0441\u0442\u044c:<\/strong> 2.1\u20132.3 g\/cm\u00b3<\/p>\n<\/li>\n<li data-start=\"3109\" data-end=\"3170\">\n<p data-start=\"3111\" data-end=\"3170\"><strong data-start=\"3111\" data-end=\"3135\">\u0414\u0438\u044d\u043b\u0435\u043a\u0442\u0440\u0438\u0447\u0435\u0441\u043a\u0430\u044f \u043f\u0440\u043e\u0447\u043d\u043e\u0441\u0442\u044c:<\/strong> 10 kV\/mm (reinforced &gt; 60 kV\/mm)<\/p>\n<\/li>\n<li data-start=\"3171\" data-end=\"3207\">\n<p data-start=\"3173\" data-end=\"3207\"><strong data-start=\"3173\" data-end=\"3198\">Shrinkage Percentage:<\/strong> &lt; 0.4%<\/p>\n<\/li>\n<li data-start=\"3208\" data-end=\"3243\">\n<p data-start=\"3210\" data-end=\"3243\"><strong data-start=\"3210\" data-end=\"3234\">\u0423\u0434\u043b\u0438\u043d\u0435\u043d\u0438\u0435 \u043f\u0440\u0438 \u0440\u0430\u0437\u0440\u044b\u0432\u0435:<\/strong> \u2265 150%<\/p>\n<\/li>\n<li data-start=\"3244\" data-end=\"3280\">\n<p data-start=\"3246\" data-end=\"3280\"><strong data-start=\"3246\" data-end=\"3267\">\u041f\u0440\u0435\u0434\u0435\u043b \u043f\u0440\u043e\u0447\u043d\u043e\u0441\u0442\u0438:<\/strong> \u2265 15,0 \u041c\u041f\u0430<\/p>\n<\/li>\n<li data-start=\"3281\" data-end=\"3314\">\n<p data-start=\"3283\" data-end=\"3314\"><strong data-start=\"3283\" data-end=\"3304\">\u0412\u043e\u0434\u043e\u043f\u043e\u0433\u043b\u043e\u0449\u0435\u043d\u0438\u0435:<\/strong> &lt; 0.01%<\/p>\n<\/li>\n<li data-start=\"3315\" data-end=\"3344\">\n<p data-start=\"3317\" data-end=\"3344\"><strong data-start=\"3317\" data-end=\"3327\">Color:<\/strong> White (opaque)<\/p>\n<\/li>\n<li data-start=\"3345\" data-end=\"3366\">\n<p data-start=\"3347\" data-end=\"3366\"><strong data-start=\"3347\" data-end=\"3358\">\u0418\u0441\u0442\u043e\u0447\u043d\u0438\u043a:<\/strong> \u041a\u0438\u0442\u0430\u0439<\/p>\n<\/li>\n<li data-start=\"3367\" data-end=\"3394\">\n<p data-start=\"3369\" data-end=\"3394\"><strong data-start=\"3369\" data-end=\"3383\">Trademark:<\/strong> \u0427\u0443\u043d\u044c\u0445\u0443\u0430\u043d\u044c<\/p>\n<\/li>\n<li data-start=\"3395\" data-end=\"3478\">\n<p data-start=\"3397\" data-end=\"3478\"><strong data-start=\"3397\" data-end=\"3411\">Packaging:<\/strong> Standard export package (moisture-proof film + carton or pallet)<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"3485\" data-end=\"3507\"><strong data-start=\"3489\" data-end=\"3505\">\u041f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f<\/strong><\/h3>\n<ul data-start=\"3508\" data-end=\"3990\">\n<li data-start=\"3508\" data-end=\"3604\">\n<p data-start=\"3510\" data-end=\"3604\"><strong data-start=\"3510\" data-end=\"3551\">Chemical Reactor Agitator Shaft Seals<\/strong> \u2013 Prevents acid gas crystallization and corrosion.<\/p>\n<\/li>\n<li data-start=\"3605\" data-end=\"3706\">\n<p data-start=\"3607\" data-end=\"3706\"><strong data-start=\"3607\" data-end=\"3664\">Aseptic Rotary Joints in Pharmaceutical Filling Lines<\/strong> \u2013 Eliminates cross-contamination risks.<\/p>\n<\/li>\n<li data-start=\"3707\" data-end=\"3784\">\n<p data-start=\"3709\" data-end=\"3784\"><strong data-start=\"3709\" data-end=\"3738\">Food Sauce Filling Valves<\/strong> \u2013 Meets food-grade compliance requirements.<\/p>\n<\/li>\n<li data-start=\"3785\" data-end=\"3880\">\n<p data-start=\"3787\" data-end=\"3880\"><strong data-start=\"3787\" data-end=\"3842\">Semiconductor Ultra-Pure Chemical Transfer Fittings<\/strong> \u2013 Prevents metal ion contamination.<\/p>\n<\/li>\n<li data-start=\"3881\" data-end=\"3990\">\n<p data-start=\"3883\" data-end=\"3990\"><strong data-start=\"3883\" data-end=\"3925\">Cryogenic LNG Valve Stem Encapsulation<\/strong> \u2013 Maintains flexibility and sealing in deep-cold environments.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"3997\" data-end=\"4027\"><strong data-start=\"4001\" data-end=\"4025\">Packaging &amp; Delivery<\/strong><\/h3>\n<p data-start=\"4028\" data-end=\"4264\">Each sleeve is packaged in a clean, moisture-proof environment to maintain purity. Export-ready cartons or pallets available for global shipping. Custom sizes and encapsulation designs can be provided according to customer requirements.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u041c\u0430\u0442\u0435\u0440\u0438\u0430\u043b: <span style=\"color: #ff6600;\"><strong><a style=\"color: #ff6600;\" href=\"https:\/\/ptfesuppliers.com\/ru\/product\/custom-100-virgin-ptfe-rod-product-ptfe-teflon-rod\/\" target=\"_blank\" rel=\"noopener\" data-wpil-monitor-id=\"17\">100% \u043f\u0435\u0440\u0432\u0438\u0447\u043d\u044b\u0439 \u041f\u0422\u0424\u042d<\/a><\/strong><\/span>, no fillers or bonding layer<br \/>\nWorking Temperature: -200\u00b0C to +260\u00b0C (short-term 300\u00b0C)<br \/>\nWork Pressure: \u2264 10 MPa (depends on design &amp; substrate support)<br \/>\nFeatures: Chemical inertness, non-stick, low friction, electrical insulation, high purity, self-lubricating<br \/>\nCertifications: FDA, USP Class VI, EU 10\/2011, RoHS, REACH<br \/>\nApplications: Valve stems, pump shafts, food &amp; pharmaceutical equipment, cryogenic systems<\/p>","protected":false},"featured_media":3931,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[35,39],"product_tag":[56,78,79,80,81,82,83,88,89,90],"class_list":["post-700","product","type-product","status-publish","has-post-thumbnail","product_cat-ptfe-products","product_cat-expanded-ptfe-eptfe-products","product_tag-fda-approved-ptfe-sleeve","product_tag-pure-ptfe-chemical-resistant-sleeve","product_tag-pure-ptfe-corrosion-resistant-sleeve","product_tag-pure-ptfe-encapsulated-sleeve","product_tag-pure-ptfe-food-grade-sleeve","product_tag-pure-ptfe-seamless-coating","product_tag-pure-ptfe-self-lubricating-sleeve","product_tag-usp-class-vi-ptfe","product_tag-virgin-ptfe-coating-sleeve","product_tag-virgin-ptfe-dynamic-seal","first","instock","shipping-taxable","product-type-simple"],"gallery_images":[760,761,762,759],"_links":{"self":[{"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/product\/700","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/comments?post=700"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/media\/3931"}],"wp:attachment":[{"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/media?parent=700"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/product_brand?post=700"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/product_cat?post=700"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/product_tag?post=700"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}