{"id":1497,"date":"2026-05-11T16:16:27","date_gmt":"2026-05-11T08:16:27","guid":{"rendered":"http:\/\/8.211.42.149\/?post_type=myproducts&#038;p=1497"},"modified":"2026-06-02T16:55:11","modified_gmt":"2026-06-02T08:55:11","slug":"r29","status":"publish","type":"products","link":"https:\/\/walleglobal.com\/fr\/products\/r29\/","title":{"rendered":"R29"},"content":{"rendered":"<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div id=\"wp-block-themeisle-blocks-advanced-columns-ee775f27\" class=\"wp-block-themeisle-blocks-advanced-columns alignwide has-2-columns has-desktop-equal-layout has-tablet-equal-layout has-mobile-collapsedRows-layout has-vertical-unset\"><div class=\"wp-block-themeisle-blocks-advanced-columns-overlay\"><\/div><div class=\"innerblocks-wrap\">\n<div id=\"wp-block-themeisle-blocks-advanced-column-96d2dd71\" class=\"wp-block-themeisle-blocks-advanced-column\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6ae8bfa084e88&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6ae8bfa084e88\" class=\"wp-block-image size-full has-custom-border wp-lightbox-container\" id=\"wp-block-themeisle-blocks-image-2fa0fb81\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/walleglobal.com\/wp-content\/uploads\/2026\/05\/R29-1.jpg\" alt=\"\" class=\"wp-image-2326\" style=\"border-width:1px;object-fit:cover\" srcset=\"https:\/\/walleglobal.com\/wp-content\/uploads\/2026\/05\/R29-1.jpg 900w, https:\/\/walleglobal.com\/wp-content\/uploads\/2026\/05\/R29-1-300x200.jpg 300w, https:\/\/walleglobal.com\/wp-content\/uploads\/2026\/05\/R29-1-768x512.jpg 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div id=\"wp-block-themeisle-blocks-advanced-column-e52a8027\" class=\"wp-block-themeisle-blocks-advanced-column\">\n<div id=\"wp-block-themeisle-blocks-advanced-columns-89dbe539\" class=\"wp-block-themeisle-blocks-advanced-columns has-2-columns has-desktop-twoOne-layout has-tablet-equal-layout has-mobile-collapsedRows-layout has-vertical-unset\"><div class=\"wp-block-themeisle-blocks-advanced-columns-overlay\"><\/div><div class=\"innerblocks-wrap\">\n<div id=\"wp-block-themeisle-blocks-advanced-column-01f20512\" class=\"wp-block-themeisle-blocks-advanced-column has-light-bg\">\n<h2 class=\"wp-block-heading\">R29<\/h2>\n<\/div>\n\n\n\n<div id=\"wp-block-themeisle-blocks-advanced-column-58ced6cc\" class=\"wp-block-themeisle-blocks-advanced-column\"><div style=\"text-align: right;\">\r\n<a href=\"https:\/\/walleglobal.com\/wp-content\/uploads\/2026\/04\/\u7b2c\u4e00\u672c\u5408.pdf\" \r\n   download=\"Seal-Technical-Spec.pdf\" \r\n   style=\"display: inline-flex; align-items: center; gap: 8px; padding: 1px 20px; background: #0056b3; color: #ffffff; border: none; border-radius: 3px; font-size: 14px; font-weight: 600; text-decoration: none; transition: all 0.3s ease;\">\r\n  <svg width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"currentColor\">\r\n    <path d=\"M19 9h-4V3H9v6H5l7 7 7-7zM5 18v2h14v-2H5z\"\/>\r\n  <\/svg>\r\n  T\u00e9l\u00e9charger\r\n<\/a>\r\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Max pression<\/td><td>400 Bar<\/td><\/tr><tr><td>Intervalle de temp\u00e9rature<\/td><td>-30\u00b0C \u00e0 100\u00b0C<\/td><\/tr><tr><td>Vitesse maximale<\/td><td>5 m\/s<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 is-style-primary\"><a class=\"wp-block-button__link wp-element-button\" href=\"#contact\" style=\"border-top-left-radius:3px;border-top-right-radius:3px;border-bottom-left-radius:3px;border-bottom-right-radius:3px\">Nous contacter<\/a><\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div id=\"wp-block-themeisle-blocks-advanced-columns-c12399e1\" class=\"wp-block-themeisle-blocks-advanced-columns alignwide has-1-columns has-desktop-equal-layout has-tablet-equal-layout has-mobile-equal-layout has-vertical-unset\"><div class=\"wp-block-themeisle-blocks-advanced-columns-overlay\"><\/div><div class=\"innerblocks-wrap\">\n<div id=\"wp-block-themeisle-blocks-advanced-column-04a4f088\" class=\"wp-block-themeisle-blocks-advanced-column\">\n<div id=\"wp-block-themeisle-blocks-tabs-27c8c053\" class=\"wp-block-themeisle-blocks-tabs is-style-border\"><div class=\"wp-block-themeisle-blocks-tabs__content\">\n<div data-title=\"&lt;strong&gt;Product Overview&lt;\/strong&gt;\" class=\"wp-block-themeisle-blocks-tabs-item\"><div class=\"wp-block-themeisle-blocks-tabs-item__header\" tabindex=\"0\"><strong>Vue d'ensemble du produit<\/strong><\/div><div class=\"wp-block-themeisle-blocks-tabs-item__content\">\n<p class=\"wp-block-paragraph\">Le joint de type R29 est un joint combin\u00e9 haute performance compos\u00e9 d\u2019un glissement en forme de croix en PTFE et d\u2019un glissement en forme de croix en NBR. Il est sp\u00e9cialement con\u00e7u pour les syst\u00e8mes de fermeture \u00e0 piston des cylindres hydrauliques dans les machines lourdes et les \u00e9quipements m\u00e9tallurgiques. Dot\u00e9 d\u2019une structure composite professionnelle, ce joint est d\u00e9di\u00e9 aux applications de fermeture \u00e0 pression bidirectionnelle, particuli\u00e8rement adapt\u00e9 aux conditions de fonctionnement de pistons de grande diam\u00e8tre, offrant des performances de fermeture stables et durables dans des environnements exigeants et \u00e0 haute pression.<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div id=\"wp-block-themeisle-blocks-tabs-07a52287\" class=\"wp-block-themeisle-blocks-tabs is-style-border\"><div class=\"wp-block-themeisle-blocks-tabs__content\">\n<div data-title=\"&lt;strong&gt;Material Characteristics&lt;\/strong&gt;\" class=\"wp-block-themeisle-blocks-tabs-item\"><div class=\"wp-block-themeisle-blocks-tabs-item__header\" tabindex=\"0\"><strong>Caract\u00e9ristiques du mat\u00e9riau<\/strong><\/div><div class=\"wp-block-themeisle-blocks-tabs-item__content\">\n<ul class=\"wp-block-list\">\n<li><strong>PTFE (polyt\u00e9trafluoro\u00e9thyl\u00e8ne)<\/strong>Poss\u00e8de une excellente r\u00e9sistance \u00e0 la pression, \u00e0 l\u2019extrusion et \u00e0 l\u2019usure, un faible coefficient de friction et une bonne conductivit\u00e9 thermique. Le mat\u00e9riau se d\u00e9place sans probl\u00e8me sans se plier, assurant une \u00e9tanch\u00e9it\u00e9 dynamique stable \u00e0 long terme du piston.<\/li>\n\n\n\n<li><strong>NBR (caoutchouc nitrile-butadi\u00e8ne)<\/strong>Servit comme \u00e9l\u00e9ment de chargement et de pr\u00e9-chargeur principal. La structure en caoutchouc de forme particuli\u00e8re assure une pression de contact d\u2019\u00e9tanch\u00e9it\u00e9 \u00e9lev\u00e9e et uniforme, compensant efficacement les \u00e9carts d\u2019assemblage et les variations de pression pour obtenir une \u00e9tanch\u00e9it\u00e9 sans fuites.<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div id=\"wp-block-themeisle-blocks-tabs-5f2f2c5c\" class=\"wp-block-themeisle-blocks-tabs is-style-border\"><div class=\"wp-block-themeisle-blocks-tabs__content\">\n<div data-title=\"&lt;strong&gt;Product Structural &amp; Performance Advantages&lt;\/strong&gt;\" class=\"wp-block-themeisle-blocks-tabs-item\"><div class=\"wp-block-themeisle-blocks-tabs-item__header\" tabindex=\"0\"><strong>Avantages structurels et de performance du produit<\/strong><\/div><div class=\"wp-block-themeisle-blocks-tabs-item__content\">\n<ul class=\"wp-block-list\">\n<li><strong>Conception de roulement \u00e0 deux directions<\/strong>Il s\u2019agit d\u2019un joint \u00e0 piston professionnel applicable dans des conditions de pression bilat\u00e9rale, parfaitement adapt\u00e9 \u00e0 l\u2019utilisation altern\u00e9e \u00e0 deux sens des pistons des cylindres hydrauliques, avec une forte r\u00e9sistance aux impacts de pression.<\/li>\n\n\n\n<li><strong>Excellent adaptabilit\u00e9 pour des pistons de grande diam\u00e8tre<\/strong>La structure composite optimis\u00e9e r\u00e9sout les probl\u00e8mes de tenue \u00e0 l\u2019\u00e9tanch\u00e9it\u00e9 des \u00e9quipements \u00e0 piston de grande diam\u00e8tre, gr\u00e2ce \u00e0 une structure stable et \u00e0 une absence de d\u00e9formation dans des conditions de travail exigeant une grande taille et une charge \u00e9lev\u00e9e.<\/li>\n\n\n\n<li><strong>R\u00e9sistance \u00e0 des pressions extr\u00eamement \u00e9lev\u00e9es<\/strong>La conception structurelle int\u00e9gr\u00e9e permet d'obtenir une capacit\u00e9 de charge \u00e9lev\u00e9e \u00e0 haute pression exceptionnelle, capable de supporter des op\u00e9rations \u00e0 haute pression \u00e0 long terme et des impacts de pression fr\u00e9quents dans les syst\u00e8mes hydrauliques lourds.<\/li>\n\n\n\n<li><strong>Structure anti-retour int\u00e9gr\u00e9e<\/strong>Adopte une conception professionnelle anti-torsion structurale pour emp\u00eacher le joint de se tordre et de se d\u00e9former lors de l'installation et de l'utilisation en rotation, am\u00e9liorant ainsi l'efficacit\u00e9 de l'installation et la stabilit\u00e9 du fonctionnement.<\/li>\n\n\n\n<li><strong>R\u00e9sistance sup\u00e9rieure \u00e0 l'extrusion<\/strong>Le glissement PTFE \u00e0 haute rigidit\u00e9 coop\u00e8re avec le glissement en caoutchouc \u00e9lastique pour r\u00e9sister efficacement \u00e0 l\u2019extrusion \u00e0 haute pression, \u00e9viter les dommages dus \u00e0 une dilatation des espaces et s\u2019adapter aux conditions de travail difficiles et \u00e0 haute pression.<\/li>\n\n\n\n<li><strong>Bonne r\u00e9sistance \u00e0 l'usure et bonne conductivit\u00e9 thermique<\/strong>Le mat\u00e9riau PTFE pr\u00e9sente une excellente r\u00e9sistance \u00e0 l\u2019usure pour r\u00e9duire les pertes de friction ; sa bonne conductivit\u00e9 thermique permet d\u2019exporter en temps opportun la chaleur de friction, d\u2019\u00e9viter le vieillissement \u00e0 haute temp\u00e9rature du joint et de prolonger la dur\u00e9e de vie.<\/li>\n\n\n\n<li><strong>Friction faible et sans roulage hydraulique<\/strong>Le faible coefficient de friction et les performances sup\u00e9rieures de lubrification automatique garantissent un fonctionnement sans bruits du piston, \u00e9liminent efficacement les vibrations et les vibrations hydrauliques et am\u00e9liorent la pr\u00e9cision de fonctionnement de l'\u00e9quipement.<\/li>\n\n\n\n<li><strong>Haute pression de contact d'\u00e9tanch\u00e9it\u00e9<\/strong>Dot\u00e9 d'un anneau de chargement en caoutchouc de forme sp\u00e9ciale, il peut fournir une pression de contact de fermeture continue et \u00e9lev\u00e9e, assurant un effet de fermeture fiable \u00e0 basse pression, haute pression et avec des charges variables.<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div id=\"wp-block-themeisle-blocks-tabs-11c39f90\" class=\"wp-block-themeisle-blocks-tabs is-style-border\"><div class=\"wp-block-themeisle-blocks-tabs__content\">\n<div data-title=\"&lt;strong&gt;Application Scope&lt;\/strong&gt;\" class=\"wp-block-themeisle-blocks-tabs-item\"><div class=\"wp-block-themeisle-blocks-tabs-item__header\" tabindex=\"0\"><strong>Champ d'application<\/strong><\/div><div class=\"wp-block-themeisle-blocks-tabs-item__content\">\n<p class=\"wp-block-paragraph\" id=\"contact\">Applicable \u00e0 grande \u00e9chelle aux machines d'injection, aux presses hydrauliques, aux syst\u00e8mes hydrauliques marins, aux manipulators, aux machines de broyage, aux machines m\u00e9tallurgiques et aux cylindres hydrauliques de grande taille. C'est la solution de fermeture de piston pr\u00e9f\u00e9r\u00e9e pour les \u00e9quipements hydrauliques lourds et de grande diam\u00e8tre.<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator alignwide has-alpha-channel-opacity\"\/>\n\n\n\n<div id=\"wp-block-themeisle-blocks-advanced-columns-26477441\" class=\"wp-block-themeisle-blocks-advanced-columns alignwide has-1-columns has-desktop-equal-layout has-tablet-equal-layout has-mobile-equal-layout has-vertical-unset\"><div class=\"wp-block-themeisle-blocks-advanced-columns-overlay\"><\/div><div class=\"innerblocks-wrap\">\n<div id=\"wp-block-themeisle-blocks-advanced-column-b43fc27f\" class=\"wp-block-themeisle-blocks-advanced-column\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f1426-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"1426\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/fr\/wp-json\/wp\/v2\/products\/1497#wpcf7-f1426-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" enctype=\"multipart\/form-data\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/fr\/wp-json\/wp\/v2\/products\/1497#wpcf7-f1426-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"1426\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.2.2\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f1426-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<div class=\"uacf7-form-wrapper-container uacf7-form-1426\"><div class=\"cf7-original-style\">\n\n  <div class=\"cf7-row\">\n    <div class=\"cf7-col-half\">\n      <label>Nom <span class=\"required\">*<\/span><\/label>\n      <span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required cf7-input\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n    <\/div>\n\n    <div class=\"cf7-col-half\">\n      <label>Email <span class=\"required\">*<\/span><\/label>\n      <span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email cf7-input\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n    <\/div>\n  <\/div>\n\n  <div class=\"cf7-row\">\n    <div class=\"cf7-col-half\">\n      <label>Pays<\/label>\n      <span class=\"wpcf7-form-control-wrap\" data-name=\"your-country\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text cf7-input\" aria-invalid=\"false\" value=\"\" type=\"text\" name=\"your-country\" \/><\/span>\n    <\/div>\n\n    <div class=\"cf7-col-half\">\n      <label>Industrie<\/label>\n      <span class=\"wpcf7-form-control-wrap\" data-name=\"your-industry\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text cf7-input\" aria-invalid=\"false\" value=\"\" type=\"text\" name=\"your-industry\" \/><\/span>\n    <\/div>\n  <\/div>\n\n  <div class=\"cf7-row\">\n    <div class=\"cf7-col-full\">\n      <label>Message <span class=\"required\">*<\/span><\/label>\n      <span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"7\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required cf7-textarea\" aria-required=\"true\" aria-invalid=\"false\" name=\"your-message\"><\/textarea><\/span>\n    <\/div>\n  <\/div>\n\n  <div class=\"cf7-row\">\n    <div class=\"cf7-col-full\">\n      <label>Charger une image<\/label>\n      <span class=\"wpcf7-form-control-wrap\" data-name=\"your-drawing\"><input size=\"40\" class=\"wpcf7-form-control wpcf7-file cf7-input\" accept=\".pdf,.dwg,.dxf,.zip,.jpg,.jpeg,.png\" aria-invalid=\"false\" type=\"file\" name=\"your-drawing\" \/><\/span>\n      <small class=\"cf7-file-note\">\n        Formats accept\u00e9s : PDF, DWG, DXF, ZIP, JPG et PNG. 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