{"id":778,"date":"2025-03-06T14:59:27","date_gmt":"2025-03-06T06:59:27","guid":{"rendered":"https:\/\/hengoseal.com\/?p=778"},"modified":"2025-05-06T10:14:34","modified_gmt":"2025-05-06T02:14:34","slug":"material-for-pneumatic-cylinder-seals","status":"publish","type":"post","link":"https:\/\/hengoseal.com\/fr\/material-for-pneumatic-cylinder-seals\/","title":{"rendered":"Best Material for Pneumatic Cylinder Seals \u2013 NBR, TPU, or FKM? (2025 Guide)"},"content":{"rendered":"<p>Choisir le bon <strong>mat\u00e9riau pour joints de v\u00e9rins pneumatiques<\/strong> assure <strong>durability, performance, and leak prevention<\/strong>. But which material stands out: <strong>NBR<\/strong>, <strong>TPU<\/strong>, ou <strong>FKM<\/strong>? This guide will compare three popular seal materials and help you select the right one for your application.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/hengoseal.com\/wp-content\/uploads\/2025\/03\/E4-Pneumatic-Cylinder-Seals.png\" alt=\"placeholder_image\" \/><\/p>\n<h2>Why Is Seal Material Important for Pneumatic Systems?<\/h2>\n<p>The material of a pneumatic seal directly impacts its <strong>durability<\/strong>, <strong>wear resistance<\/strong>, et <strong>compatibility<\/strong> with different environments.<\/p>\n<p>Incorrect material choices can result in:<\/p>\n<ul>\n<li><strong>Usure pr\u00e9matur\u00e9e et fuite<\/strong><\/li>\n<li><strong>Swelling or hardening<\/strong> en raison d&#039;une exposition \u00e0 des produits chimiques<\/li>\n<li><strong>Reduced efficiency and costly downtime<\/strong><\/li>\n<\/ul>\n<p>That\u2019s why understanding when to use <strong>NBR<\/strong>, <strong>TPU<\/strong>, ou <strong>FKM<\/strong> is essential for achieving optimal system performance.<\/p>\n<h2>What Is NBR and Why Is It Used in Pneumatic Seals?<\/h2>\n<p>NBR is the most <strong>common material for pneumatic seals<\/strong>, valued for its <strong>affordability<\/strong>, <strong>flexibilit\u00e9<\/strong>, et <strong>oil resistance<\/strong>.<\/p>\n<h3>Key Advantages of NBR Seals:<\/h3>\n<ul>\n<li>Bonne r\u00e9sistance aux huiles et aux graisses<\/li>\n<li>Abordable et facile \u00e0 fabriquer<\/li>\n<li>Flexible \u00e0 basse temp\u00e9rature (-30\u00b0C \u00e0 100\u00b0C)<\/li>\n<li>R\u00e9sistant \u00e0 l&#039;usure g\u00e9n\u00e9rale<\/li>\n<\/ul>\n<h3>Best Applications for NBR Seals:<\/h3>\n<ul>\n<li>V\u00e9rins pneumatiques \u00e0 usage g\u00e9n\u00e9ral<\/li>\n<li>Syst\u00e8mes d&#039;air \u00e0 basse pression<\/li>\n<li>Industrial automation in moderate conditions<\/li>\n<\/ul>\n<p>\ud83d\udccc Common NBR Seals: <strong>Joint d&#039;arbre QYD<\/strong>, <strong>Joint de piston PZ<\/strong>, <strong>Joint anti-poussi\u00e8re DOP<\/strong><\/p>\n<h2>Why Should You Use TPU for Pneumatic Seals?<\/h2>\n<p>TPU seals excel in <strong>high-wear environments<\/strong> en raison de leur <strong>excellent abrasion resistance<\/strong> et <strong>mechanical strength<\/strong>.<\/p>\n<h3>Key Advantages of TPU Seals:<\/h3>\n<ul>\n<li>High abrasion resistance for extended life<\/li>\n<li>Excellent flexibility and elasticity (-40\u00b0C to 90\u00b0C)<\/li>\n<li>R\u00e9sistant aux fluides hydrauliques et aux huiles<\/li>\n<li>Ideal for high-speed movement with low friction<\/li>\n<\/ul>\n<h3>Best Applications for TPU Seals:<\/h3>\n<ul>\n<li>V\u00e9rins pneumatiques \u00e0 grande vitesse<\/li>\n<li>Machines industrielles lourdes<\/li>\n<li>Syst\u00e8mes de suspension et de freinage pour automobiles<\/li>\n<\/ul>\n<p>\ud83d\udccc Common TPU Seals: <strong>Joint de piston DPRS<\/strong>, <strong>PP Kaifu Buffer Seal<\/strong>, <strong>Joint anti-poussi\u00e8re EM<\/strong><\/p>\n<h2>Why Is FKM Ideal for High-Temperature Pneumatic Seals?<\/h2>\n<p>FKM is perfect for <strong>environnements difficiles<\/strong> where seals face <strong>extreme temperatures<\/strong>, <strong>chemicals<\/strong>, et <strong>aggressive fluids<\/strong>.<\/p>\n<h3>Key Advantages of FKM Seals:<\/h3>\n<ul>\n<li>R\u00e9sistant aux hautes temp\u00e9ratures (-20\u00b0C \u00e0 250\u00b0C)<\/li>\n<li>Excellente r\u00e9sistance chimique (carburants, solvants, acides)<\/li>\n<li>Longue dur\u00e9e de vie dans des conditions extr\u00eames<\/li>\n<li>G\u00e8re les environnements \u00e0 haute pression<\/li>\n<\/ul>\n<h3>Best Applications for FKM Seals:<\/h3>\n<ul>\n<li>Industries a\u00e9rospatiales et chimiques<\/li>\n<li>Pneumatic systems exposed to high temperatures<\/li>\n<li>Sealing in aggressive chemical environments<\/li>\n<\/ul>\n<p>\ud83d\udccc Common FKM Seals: <strong>Joint de type Y pour piston E4<\/strong>, <strong>QYD Rod Seal<\/strong>, <strong>Joint anti-poussi\u00e8re ZHM<\/strong><\/p>\n<h2>NBR vs. TPU vs. FKM \u2013 Lequel choisir ?<\/h2>\n<p>Each material has unique strengths suited for different applications:<\/p>\n<table>\n<thead>\n<tr>\n<th>Fonctionnalit\u00e9<\/th>\n<th>NBR (caoutchouc nitrile)<\/th>\n<th>TPU (polyur\u00e9thane)<\/th>\n<th>FKM (caoutchouc fluorocarbon\u00e9)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Plage de temp\u00e9rature<\/td>\n<td>-30\u00b0C \u00e0 100\u00b0C<\/td>\n<td>-40\u00b0C \u00e0 90\u00b0C<\/td>\n<td>-20\u00b0C \u00e0 250\u00b0C<\/td>\n<\/tr>\n<tr>\n<td>R\u00e9sistance \u00e0 l&#039;usure<\/td>\n<td>Mod\u00e9r\u00e9<\/td>\n<td>Haut<\/td>\n<td>Haut<\/td>\n<\/tr>\n<tr>\n<td>R\u00e9sistance chimique<\/td>\n<td>Mod\u00e9r\u00e9<\/td>\n<td>Bien<\/td>\n<td>Excellent<\/td>\n<\/tr>\n<tr>\n<td>R\u00e9sistance \u00e0 l&#039;huile<\/td>\n<td>Bien<\/td>\n<td>Excellent<\/td>\n<td>Excellent<\/td>\n<\/tr>\n<tr>\n<td>Id\u00e9al pour<\/td>\n<td>Syst\u00e8mes pneumatiques \u00e0 usage g\u00e9n\u00e9ral<\/td>\n<td>Applications \u00e0 grande vitesse<\/td>\n<td>Exposition \u00e0 haute temp\u00e9rature et aux produits chimiques<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\ud83d\udccc <strong>Use NBR for standard applications, TPU for high-wear, and FKM for extreme environments<\/strong>.<\/p>\n<p>Explore our guide on <a href=\"https:\/\/hengoseal.com\/fr\/tpu-nbr-seals-for-pneumatic-systems\/\" target=\"_blank\">Joints TPU et NBR<\/a> for more insights.<\/p>\n<h2>Comment choisir le bon mat\u00e9riau de joint pneumatique ?<\/h2>\n<p>Lors du choix d&#039;un <strong>mat\u00e9riau du joint pneumatique<\/strong>, tenez compte des facteurs suivants\u00a0:<\/p>\n<p>\ud83d\udccc <strong>Temp\u00e9rature de fonctionnement<\/strong> \u2013 <strong>FKM for high heat, TPU for low temperatures<\/strong><br \/>\n\ud83d\udccc <strong>R\u00e9sistance \u00e0 l&#039;usure<\/strong> \u2013 <strong>TPU for high-speed, high-friction environments<\/strong><br \/>\n\ud83d\udccc <strong>Compatibilit\u00e9 chimique<\/strong> \u2013 <strong>FKM withstands aggressive chemicals better than NBR<\/strong><br \/>\n\ud83d\udccc <strong>Co\u00fbt et disponibilit\u00e9<\/strong> \u2013 <strong>NBR is the most cost-effective choice<\/strong><\/p>\n<p><strong>S\u00e9lection des mat\u00e9riaux<\/strong> also impacts the performance of <strong>joints tampons<\/strong> et <strong>anneaux d&#039;amortissement<\/strong>. Explore our <a href=\"https:\/\/hengoseal.com\/fr\/produit\/buffer-seals-cushion-rings\/\" target=\"_blank\">joints tampons<\/a> for durable solutions.<\/p>\n<h2>O\u00f9 acheter des joints pneumatiques de haute qualit\u00e9 ?<\/h2>\n<p>Nous offrons :<\/p>\n<ul>\n<li><strong>Joints de tige, joints de piston, joints tampons et joints racleurs<\/strong><\/li>\n<li><strong>Mat\u00e9riaux : NBR, TPU, FKM, PTFE<\/strong><\/li>\n<li><strong>Commandes OEM et en gros disponibles<\/strong><\/li>\n<\/ul>\n<p>\ud83d\udccc <strong>Vous recherchez des joints pneumatiques haut de gamme ?<\/strong> <a href=\"#\">Contactez-nous<\/a> aujourd&#039;hui pour un <strong>devis ou consultation<\/strong>! Email: info@hengoseal.com  WhatsApp: +86-17622979498<\/p>\n<h2>Conclusion<\/h2>\n<p>Choisir le bon <strong>mat\u00e9riau d&#039;\u00e9tanch\u00e9it\u00e9 du v\u00e9rin pneumatique<\/strong> is critical for <strong>optimisation des performances, r\u00e9duction des fuites d&#039;air et prolongation de la dur\u00e9e de vie du syst\u00e8me<\/strong>.<\/p>\n<h2>Browse Related Guides<\/h2>\n<ul>\n<li><a href=\"https:\/\/hengoseal.com\/fr\/extend-pneumatic-seal-lifespan\/\" target=\"_blank\">How to Extend Pneumatic Seal Lifespan<\/a><\/li>\n<li><a href=\"https:\/\/hengoseal.com\/fr\/pneumatic-piston-seals-guide\/\" target=\"_blank\">Piston Seal Types &amp; Materials<\/a><\/li>\n<li><a href=\"https:\/\/hengoseal.com\/fr\/tpu-nbr-seals-for-pneumatic-systems\/\" target=\"_blank\">TPU and NBR Seals for Pneumatic Systems<\/a><\/li>\n<\/ul>\n<style>\n.faq-question {\n  cursor: pointer;\n  font-weight: bold;\n  padding: 10px;\n  background-color: #f1f1f1;\n  border: 1px solid #ddd;\n  margin-bottom: 5px;\n  color: #0073aa;\n}\n.faq-answer {\n  display: none;\n  padding: 10px;\n  border-left: 3px solid #0073aa;\n  background-color: #f9f9f9;\n  margin-bottom: 10px;\n}\n<\/style>\n<p><script>\ndocument.addEventListener('DOMContentLoaded', function() {\n  const questions = document.querySelectorAll('.faq-question');\n  questions.forEach(question => {\n    question.addEventListener('click', function() {\n      const answer = this.nextElementSibling;\n      answer.style.display = answer.style.display === 'block' ? 'none' : 'block';\n    });\n  });\n});\n<\/script><br \/>\n<!-- JSON-LD FAQ Schema --><br \/>\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the best material for pneumatic seals?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"NBR for general use, TPU for durability, FKM for extreme environments.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I use TPU seals in high-temperature applications?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No, TPU has a temperature limit of around 90&deg;C. Use FKM for high temperatures.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Which material is best for oil resistance?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"TPU and FKM offer excellent oil resistance, while NBR is suitable for mild oil exposure.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What causes pneumatic seal failure?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Wear, incorrect material selection, improper lubrication, and contamination.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How often should I replace pneumatic cylinder seals?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Typically every 6&ndash;12 months, depending on usage and operating conditions.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I mix different seal materials in a pneumatic system?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, but ensure compatibility with pressure, speed, and temperature.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Which material is best for food-grade pneumatic seals?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Use FDA-approved NBR or FKM for food processing applications.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Where can I buy custom-sized pneumatic seals?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"We offer custom and OEM pneumatic seals tailored to your specifications. Contact us for details.\"\n      }\n    }\n  ]\n}\n<\/script><\/p>\n<h2>Les gens demandent aussi<\/h2>\n<div class=\"faq-container\">\n<div class=\"faq-question\">1. Quel est le meilleur mat\u00e9riau pour les joints pneumatiques ?<\/div>\n<div class=\"faq-answer\">NBR for general use, TPU for durability, FKM for extreme environments.<\/div>\n<\/div>\n<div class=\"faq-container\">\n<div class=\"faq-question\">2. Puis-je utiliser des joints TPU dans des applications \u00e0 haute temp\u00e9rature ?<\/div>\n<div class=\"faq-answer\">No, TPU has a temperature limit of around 90\u00b0C. Use FKM for high temperatures.<\/div>\n<\/div>\n<div class=\"faq-container\">\n<div class=\"faq-question\">3. Quel mat\u00e9riau est le meilleur pour la r\u00e9sistance \u00e0 l\u2019huile ?<\/div>\n<div class=\"faq-answer\">TPU and FKM offer excellent oil resistance, while NBR is suitable for mild oil exposure.<\/div>\n<\/div>\n<div class=\"faq-container\">\n<div class=\"faq-question\">4. Quelles sont les causes de la d\u00e9faillance du joint pneumatique ?<\/div>\n<div class=\"faq-answer\">Wear, incorrect material selection, improper lubrication, and contamination.<\/div>\n<\/div>\n<div class=\"faq-container\">\n<div class=\"faq-question\">5. \u00c0 quelle fr\u00e9quence dois-je remplacer les joints des v\u00e9rins pneumatiques ?<\/div>\n<div class=\"faq-answer\">Typically every 6\u201312 months, depending on usage and operating conditions.<\/div>\n<\/div>\n<div class=\"faq-container\">\n<div class=\"faq-question\">6. Puis-je m\u00e9langer diff\u00e9rents mat\u00e9riaux d\u2019\u00e9tanch\u00e9it\u00e9 dans un syst\u00e8me pneumatique ?<\/div>\n<div class=\"faq-answer\">Yes, but ensure compatibility with pressure, speed, and temperature.<\/div>\n<\/div>\n<div class=\"faq-container\">\n<div class=\"faq-question\">7. Quel mat\u00e9riau est le meilleur pour les joints pneumatiques de qualit\u00e9 alimentaire ?<\/div>\n<div class=\"faq-answer\">Use FDA-approved NBR or FKM for food processing applications.<\/div>\n<\/div>\n<div class=\"faq-container\">\n<div class=\"faq-question\">8. O\u00f9 puis-je acheter des joints pneumatiques sur mesure ?<\/div>\n<div class=\"faq-answer\">We offer custom and OEM pneumatic seals tailored to your specifications. Contact us for details.<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Choosing the right material for pneumatic cylinder seals ensures durability, performance, and leak prevention. But which material stands out: NBR, [&hellip;]<\/p>","protected":false},"author":1,"featured_media":638,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[39],"tags":[],"class_list":["post-778","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pneumatic-seals"],"_links":{"self":[{"href":"https:\/\/hengoseal.com\/fr\/wp-json\/wp\/v2\/posts\/778","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hengoseal.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hengoseal.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hengoseal.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hengoseal.com\/fr\/wp-json\/wp\/v2\/comments?post=778"}],"version-history":[{"count":0,"href":"https:\/\/hengoseal.com\/fr\/wp-json\/wp\/v2\/posts\/778\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hengoseal.com\/fr\/wp-json\/wp\/v2\/media\/638"}],"wp:attachment":[{"href":"https:\/\/hengoseal.com\/fr\/wp-json\/wp\/v2\/media?parent=778"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hengoseal.com\/fr\/wp-json\/wp\/v2\/categories?post=778"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hengoseal.com\/fr\/wp-json\/wp\/v2\/tags?post=778"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}