{"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\/fr\/product\/ptfe-encapsulated-sleeve-for-high-purity-and-corrosive-media-sealing\/","title":{"rendered":"Manchon encapsul\u00e9 en PTFE pour l&#039;\u00e9tanch\u00e9it\u00e9 de fluides de haute puret\u00e9 et corrosifs"},"content":{"rendered":"<p data-start=\"1176\" data-end=\"1503\">Le <strong data-start=\"1180\" data-end=\"1208\">Manchon encapsul\u00e9 en PTFE<\/strong> depuis <strong data-start=\"1214\" data-end=\"1226\">Chunhuan<\/strong> est fabriqu\u00e9 \u00e0 partir de <strong data-start=\"1248\" data-end=\"1280\">PTFE vierge 100% non modifi\u00e9<\/strong> en utilisant un proc\u00e9d\u00e9 de moulage sans soudure. Avec <strong data-start=\"1320\" data-end=\"1353\">sans couches adh\u00e9sives ni charges<\/strong>, Elle forme une encapsulation permanente sur des substrats m\u00e9talliques ou \u00e9lastom\u00e8res, cr\u00e9ant une interface d&#039;\u00e9tanch\u00e9it\u00e9 exceptionnellement pure et r\u00e9sistante \u00e0 la corrosion.<\/p>\n<p data-start=\"1505\" data-end=\"1928\">Son extr\u00eame inertie chimique lui permet de r\u00e9sister \u00e0 plus de 981\u00a0000\u00a0TJB de milieux agressifs, notamment l\u2019acide sulfurique concentr\u00e9, l\u2019eau r\u00e9gale et les solvants organiques, \u00e9liminant ainsi tout risque de d\u00e9lamination. Son coefficient de frottement naturellement faible (jusqu\u2019\u00e0 0,05) assure une autolubrification permanente, permettant le fonctionnement des joints dynamiques. <strong data-start=\"1834\" data-end=\"1876\">Sans entretien pendant plus de 15 000 heures<\/strong>, r\u00e9duisant consid\u00e9rablement les co\u00fbts li\u00e9s aux temps d&#039;arr\u00eat des \u00e9quipements.<\/p>\n<p data-start=\"1930\" data-end=\"2177\">Certifi\u00e9 \u00e0 <strong data-start=\"1943\" data-end=\"1980\">FDA, USP Classe VI et UE 10\/2011<\/strong> Conforme aux normes, ce mat\u00e9riau est sans danger pour les applications pharmaceutiques et alimentaires. Son \u00e9nergie de surface ultra-faible (18\u201322 mN\/m) emp\u00eache l&#039;accumulation de mati\u00e8res collantes, \u00e9liminant ainsi les risques de d\u00e9faillance d&#039;\u00e9tanch\u00e9it\u00e9 dus \u00e0 la contamination.<\/p>\n<h3 data-start=\"2184\" data-end=\"2206\"><strong data-start=\"2188\" data-end=\"2204\">Caract\u00e9ristiques principales<\/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\">R\u00e9sistance chimique extr\u00eame<\/strong> \u2013 R\u00e9siste \u00e0 &gt;98% de milieux corrosifs sans d\u00e9gradation.<\/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\">Conception z\u00e9ro contamination<\/strong> \u2013 <span style=\"color: #ff6600;\"><strong><a style=\"color: #ff6600;\" href=\"https:\/\/ptfesuppliers.com\/fr\/the-unmatched-benefits-of-100-virgin-ptfe-film\/\" target=\"_blank\" rel=\"noopener\" data-wpil-monitor-id=\"15\">PTFE vierge 100%<\/a><\/strong><\/span>, conforme aux normes FDA, USP Classe VI et UE 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\">Large tol\u00e9rance aux temp\u00e9ratures<\/strong> \u2013 Flexible \u00e0 -200\u00b0C, stable jusqu&#039;\u00e0 +260\u00b0C (\u00e0 court terme jusqu&#039;\u00e0 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\">Faible friction et autolubrifiant<\/strong> \u2013 Coefficient de frottement aussi faible que 0,05 pour une dur\u00e9e de vie prolong\u00e9e.<\/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\">Isolation \u00e9lectrique<\/strong> \u2013 Rigidit\u00e9 di\u00e9lectrique &gt; 60 kV\/mm, id\u00e9ale pour les environnements \u00e9lectrochimiques.<\/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\">Longue dur\u00e9e de vie<\/strong> \u2013 Dur\u00e9e de vie 8 \u00e0 10 fois sup\u00e9rieure \u00e0 celle des joints en PTFE ou en caoutchouc remplis, dans des conditions dynamiques.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"2823\" data-end=\"2857\"><strong data-start=\"2827\" data-end=\"2855\">Sp\u00e9cifications techniques<\/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\">Mat\u00e9riel: <span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/ptfesuppliers.com\/fr\/product\/100-virgin-ptfe-skiving-sheet-ptfe-skived-sheet\/\" target=\"_blank\" rel=\"noopener\" data-wpil-monitor-id=\"16\">PTFE vierge 100%<\/a><\/span><\/strong> (sans agents de remplissage, sans couches adh\u00e9sives)<\/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\">Temp\u00e9rature de fonctionnement :<\/strong> -200\u00b0C \u00e0 +260\u00b0C (300\u00b0C \u00e0 court terme)<\/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\">Pression au travail :<\/strong> \u2264 10 MPa (d\u00e9pend de la conception de l&#039;encapsulation et de la r\u00e9sistance du substrat)<\/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\">Densit\u00e9:<\/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\">Rigidit\u00e9 di\u00e9lectrique :<\/strong> 10 kV\/mm (renforc\u00e9 &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\">Pourcentage de retrait :<\/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\">Allongement \u00e0 la rupture :<\/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\">R\u00e9sistance \u00e0 la traction:<\/strong> \u2265 15,0 MPa<\/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\">Absorption d&#039;eau :<\/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\">Couleur:<\/strong> Blanc (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\">Origine:<\/strong> Chine<\/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\">Marque d\u00e9pos\u00e9e:<\/strong> Chunhuan<\/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\">Conditionnement:<\/strong> Emballage standard pour l&#039;exportation (film \u00e9tanche \u00e0 l&#039;humidit\u00e9 + carton ou palette)<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"3485\" data-end=\"3507\"><strong data-start=\"3489\" data-end=\"3505\">Applications<\/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\">Joints d&#039;\u00e9tanch\u00e9it\u00e9 d&#039;arbre d&#039;agitateur de r\u00e9acteur chimique<\/strong> \u2013 Pr\u00e9vient la cristallisation des gaz acides et la 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\">Joints rotatifs aseptiques dans les lignes de remplissage pharmaceutique<\/strong> \u2013 \u00c9limine les risques de contamination crois\u00e9e.<\/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\">Valves de remplissage de sauce alimentaire<\/strong> \u2013 R\u00e9pond aux exigences de conformit\u00e9 aux normes alimentaires.<\/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\">Raccords de transfert chimique ultra-pur pour semi-conducteurs<\/strong> \u2013 Pr\u00e9vient la contamination par les ions m\u00e9talliques.<\/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\">Encapsulation de la tige de vanne de GNL cryog\u00e9nique<\/strong> \u2013 Maintient sa flexibilit\u00e9 et son \u00e9tanch\u00e9it\u00e9 m\u00eame dans des environnements tr\u00e8s froids.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"3997\" data-end=\"4027\"><strong data-start=\"4001\" data-end=\"4025\">Emballage et livraison<\/strong><\/h3>\n<p data-start=\"4028\" data-end=\"4264\">Chaque sachet est conditionn\u00e9 dans un environnement propre et \u00e9tanche \u00e0 l&#039;humidit\u00e9 afin de pr\u00e9server sa puret\u00e9. Cartons ou palettes pr\u00eats \u00e0 l&#039;exportation disponibles pour l&#039;exp\u00e9dition internationale. Formats et encapsulages personnalis\u00e9s possibles selon les besoins du client.<\/p>","protected":false},"excerpt":{"rendered":"<p>Mat\u00e9riel: <span style=\"color: #ff6600;\"><strong><a style=\"color: #ff6600;\" href=\"https:\/\/ptfesuppliers.com\/fr\/product\/custom-100-virgin-ptfe-rod-product-ptfe-teflon-rod\/\" target=\"_blank\" rel=\"noopener\" data-wpil-monitor-id=\"17\">PTFE vierge 100%<\/a><\/strong><\/span>, sans charge ni couche de liaison<br \/>\nTemp\u00e9rature de fonctionnement\u00a0: -200\u00a0\u00b0C \u00e0 +260\u00a0\u00b0C (300\u00a0\u00b0C en courte dur\u00e9e)<br \/>\nPression de service : \u2264 10 MPa (d\u00e9pend de la conception et du support du substrat)<br \/>\nCaract\u00e9ristiques : Inertie chimique, antiadh\u00e9sif, faible friction, isolation \u00e9lectrique, haute puret\u00e9, autolubrifiant<br \/>\nCertifications : FDA, USP Classe VI, UE 10\/2011, RoHS, REACH<br \/>\nApplications : Tiges de vannes, arbres de pompes, \u00e9quipements agroalimentaires et pharmaceutiques, syst\u00e8mes cryog\u00e9niques<\/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\/fr\/wp-json\/wp\/v2\/product\/700","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=700"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/media\/3931"}],"wp:attachment":[{"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/media?parent=700"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/product_brand?post=700"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/product_cat?post=700"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ptfesuppliers.com\/fr\/wp-json\/wp\/v2\/product_tag?post=700"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}