{"id":1411,"date":"2024-05-06T15:34:03","date_gmt":"2024-05-06T13:34:03","guid":{"rendered":"https:\/\/test.arcotec.com\/?page_id=1411"},"modified":"2026-02-09T09:37:06","modified_gmt":"2026-02-09T08:37:06","slug":"installation-de-pretraitement-corona-hf","status":"publish","type":"page","link":"https:\/\/arcotec.com\/fr\/systemes-de-pretraitement\/installation-de-pretraitement-corona-hf\/","title":{"rendered":"Installation de pr\u00e9traitement corona HF"},"content":{"rendered":"\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div id=\"default-class\" class=\"headline-block default-class\">\r\n                        <div class=\"container\">     \r\n                            <div class=\"row\">\r\n                                <div class=\"col\">\r\n                                    <h1  style=\"color: var(--arcot-blue)\" class=\"wt-headline big  \">Installations corona<\/h1>\r\n                                <\/div>                                        \r\n                            <\/div>                         \r\n                                                        \r\n                        <\/div>                                \r\n                <\/div>\r\n            \n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section id=\"\" class=\"text-block \">                \r\n                    <div class=\"container\">                        \r\n                                                \r\n                        <div class=\"row text\">\r\n                        <div class=\"col\">\r\n                            <div class=\"textBlock-text fs-16 fw-medium lh-26 text-block-html \">\r\n                                <p class=\"wp-block-wt-text-block\">Moderne\u00a0<strong>Coronaanlagen\u00a0<\/strong>sind eine etablierte L\u00f6sung zur In-Line-Oberfl\u00e4chenbehandlung von Folien, Platten und Formteilen. Dabei erreichen sie eine gleichbleibend zuverl\u00e4ssige Aktivierung bei hohem Durchsatz.<\/p>\n\r\n                            <\/div>\r\n                        <\/div>                                        \r\n                    <\/div>  \r\n                                              \r\n                    <\/div>                                \r\n            <\/section>\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section class=\"product-tiles-block\">\r\n                <div class=\"container-fluid\">\r\n                 \r\n                           <div class=\"product-tiles-container\">\r\n                               \r\n               <div class=\"product-tiles-item\">\r\n                  <a class=\"wt-button\" href=\/fr\/systemes-de-pretraitement\/installation-de-pretraitement-corona-hf\/generateurs\/ target=_blank>\r\n                    <img decoding=\"async\" src=\"https:\/\/arcotec.com\/wp-content\/uploads\/2026\/02\/corona-treatment-generator-arcotec.jpg\" \/>\r\n                        <p class=\"product-headline headline-bg-no product-headline-white\">G\u00e9n\u00e9rateurs<\/p>\r\n                     <\/a>\r\n               <\/div>\r\n           \r\n               <div class=\"product-tiles-item\">\r\n                  <a class=\"wt-button\" href=\/fr\/systemes-de-pretraitement\/installation-de-pretraitement-corona-hf\/stations\/ target=_blank>\r\n                    <img decoding=\"async\" src=\"https:\/\/arcotec.com\/wp-content\/uploads\/2024\/08\/corona-station-arcotec.jpg\" \/>\r\n                        <p class=\"product-headline headline-bg-no product-headline-black\">Stations<\/p>\r\n                     <\/a>\r\n               <\/div>\r\n           \r\n               <div class=\"product-tiles-item\">\r\n                  <a class=\"wt-button\" href=\/fr\/systemes-de-pretraitement\/installation-de-pretraitement-corona-hf\/installation-de-laboratoire\/ target=_blank>\r\n                    <img decoding=\"async\" src=\"https:\/\/arcotec.com\/wp-content\/uploads\/2024\/08\/corona-laboratory-unit-arcotec.jpg\" \/>\r\n                        <p class=\"product-headline headline-bg-no product-headline-white\">Installation de laboratoire<\/p>\r\n                     <\/a>\r\n               <\/div>\r\n           \r\n               <div class=\"product-tiles-item\">\r\n                  <a class=\"wt-button\" href=\/fr\/systemes-de-pretraitement\/installation-de-pretraitement-corona-hf\/station-pour-feuilles\/ target=_blank>\r\n                    <img decoding=\"async\" src=\"https:\/\/arcotec.com\/wp-content\/uploads\/2024\/08\/sheet-preetreatment-arcotec.jpg\" \/>\r\n                        <p class=\"product-headline headline-bg-no product-headline-black\">Station pour feuilles<\/p>\r\n                     <\/a>\r\n               <\/div>\r\n           \r\n                            <\/div>\r\n               \r\n                <\/div>                                                                \r\n            <\/section>\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div id=\"default-class\" class=\"headline-block default-class\">\r\n                        <div class=\"container\">     \r\n                            <div class=\"row\">\r\n                                <div class=\"col\">\r\n                                    <h2  style=\"color: var(--arcot-blue)\" class=\"wt-headline medium  \">Installations corona pour une meilleure adh\u00e9rence de surface<\/h2>\r\n                                <\/div>                                        \r\n                            <\/div>                         \r\n                                                        \r\n                        <\/div>                                \r\n                <\/div>\r\n            \n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section id=\"\" class=\"text-block \">                \r\n                    <div class=\"container\">                        \r\n                                                \r\n                        <div class=\"row text\">\r\n                        <div class=\"col\">\r\n                            <div class=\"textBlock-text fs-16 fw-medium lh-26 text-block-html \">\r\n                                <p class=\"wp-block-wt-text-block\">En \u00e9lectrotechnique, les\u00a0<strong>d\u00e9charges de corona<\/strong>\u00a0d\u00e9signent des d\u00e9charges \u00e9lectriques survenant au niveau de conducteurs haute tension. Un type de d\u00e9charge similaire se produit lorsqu\u2019une \u00e9lectrode conductrice de haute tension (plusieurs kV) est amen\u00e9e \u00e0 faible distance de la surface du substrat \u00e0 traiter, au dos duquel est reli\u00e9e une contre-\u00e9lectrode mise \u00e0 la terre.<\/p>\n<p>Voil\u00e0 d\u00e9j\u00e0 plus de 50 ans qu\u2019il a \u00e9t\u00e9 d\u00e9couvert que l\u2019utilisation cibl\u00e9e d\u2019une telle d\u00e9charge permet\u00a0<strong>d\u2019am\u00e9liorer l\u2019adh\u00e9rence sur les surfaces en mati\u00e8re plastique<\/strong>\u00a0et sur d\u2019autres substrats. Une zone de d\u00e9charge se forme dans l\u2019espace entre les \u00e9lectrodes. Dans cette zone r\u00e8gne une concentration \u00e9lev\u00e9e en diff\u00e9rents atomes et mol\u00e9cules activ\u00e9s qui entrent en collision avec les surfaces du substrat \u00e0 traiter.<\/p>\n<p>Les cha\u00eenes mol\u00e9culaires ferm\u00e9es de la surface sont fractionn\u00e9es, permettant ainsi leur liaison avec des esp\u00e8ces activ\u00e9es, essentiellement des radicaux d\u2019oxyg\u00e8ne. Sur la surface auparavant apolaire se forment des\u00a0<strong>mol\u00e9cules polaires,<\/strong>\u00a0auxquelles les mol\u00e9cules de couleur peuvent se lier. Le traitement corona est un proc\u00e9d\u00e9 d\u2019activation de surface physique.<\/p>\n\r\n                            <\/div>\r\n                        <\/div>                                        \r\n                    <\/div>  \r\n                                              \r\n                    <\/div>                                \r\n            <\/section>\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div id=\"default-class\" class=\"headline-block default-class\">\r\n                        <div class=\"container\">     \r\n                            <div class=\"row\">\r\n                                <div class=\"col\">\r\n                                    <h2  style=\"color: var(--arcot-blue)\" class=\"wt-headline medium  \">Installations corona pour des applications complexes<\/h2>\r\n                                <\/div>                                        \r\n                            <\/div>                         \r\n                                                        \r\n                        <\/div>                                \r\n                <\/div>\r\n            \n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group container\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><section id=\"\" class=\"text-block \">                \r\n                    <div class=\"container\">                        \r\n                        <div class=\"row\">                                        \r\n                        <div class=\"col\">\r\n                            <h3 class=\"textBlock-headline upper wt-font-color-black left  left \">R\u00e9sultats de haute qualit\u00e9 reproductibles<\/h3>\r\n                        <\/div>                                        \r\n                    <\/div>                        \r\n                        <div class=\"row text\">\r\n                        <div class=\"col\">\r\n                            <div class=\"textBlock-text fs-16 fw-medium lh-26 text-block-html \">\r\n                                <p class=\"wp-block-wt-text-block\">Nous produisons exclusivement des g\u00e9n\u00e9rateurs semi-conducteurs permettant d\u2019atteindre un\u00a0<strong>degr\u00e9 d\u2019efficacit\u00e9 nettement plus \u00e9lev\u00e9\u00a0<\/strong>que les mod\u00e8les \u00e0 tubes, tout en \u00e9mettant moins de rayonnement parasite. La cadence haute fr\u00e9quence de la haute tension appliqu\u00e9e garantit la formation d\u2019un<strong>\u00a0plasma uniforme,<\/strong>\u00a0ce qui permet d\u2019assurer avec fiabilit\u00e9 des r\u00e9sultats propres, d\u2019un niveau toujours \u00e9lev\u00e9.<\/p>\n\r\n                            <\/div>\r\n                        <\/div>                                        \r\n                    <\/div>  \r\n                                              \r\n                    <\/div>                                \r\n            <\/section>\n\n<section id=\"\" class=\"text-block \">                \r\n                    <div class=\"container\">                        \r\n                        <div class=\"row\">                                        \r\n                        <div class=\"col\">\r\n                            <h3 class=\"textBlock-headline upper wt-font-color-black left  left \">\u00c0 chaque d\u00e9fi une solution adapt\u00e9e<\/h3>\r\n                        <\/div>                                        \r\n                    <\/div>                        \r\n                        <div class=\"row text\">\r\n                        <div class=\"col\">\r\n                            <div class=\"textBlock-text fs-16 fw-medium lh-26 text-block-html \">\r\n                                <p class=\"wp-block-wt-text-block\">Gr\u00e2ce aux installations adaptables, le pr\u00e9traitement peut \u00eatre optimis\u00e9 de mani\u00e8re personnalis\u00e9e pour r\u00e9pondre aux exigences de l\u2019utilisateur. Il est ainsi possible d\u2019atteindre<strong>\u00a0la plus grande efficacit\u00e9 de traitement possible,\u00a0<\/strong>m\u00eame dans des conditions difficiles. Nous vous prodiguons volontiers des conseils personnalis\u00e9s \u00e0 ce sujet pour trouver ensemble la solution la plus judicieuse pour vous sur les plans technique et \u00e9conomique.<\/p>\n\r\n                            <\/div>\r\n                        <\/div>                                        \r\n                    <\/div>  \r\n                                              \r\n                    <\/div>                                \r\n            <\/section><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><section id=\"\" class=\"text-block \">                \r\n                    <div class=\"container\">                        \r\n                        <div class=\"row\">                                        \r\n                        <div class=\"col\">\r\n                            <h3 class=\"textBlock-headline upper wt-font-color-black left  left \">Solution optimale pour une int\u00e9gration dans des lignes de production existantes<\/h3>\r\n                        <\/div>                                        \r\n                    <\/div>                        \r\n                        <div class=\"row text\">\r\n                        <div class=\"col\">\r\n                            <div class=\"textBlock-text fs-16 fw-medium lh-26 text-block-html \">\r\n                                <p class=\"wp-block-wt-text-block\">Nos installations corona peuvent facilement \u00eatre int\u00e9gr\u00e9es dans des lignes de production existantes ou planifi\u00e9es, de fa\u00e7on \u00e0 pouvoir poursuivre imm\u00e9diatement la manipulation des produits trait\u00e9s. Les temps de s\u00e9chage n\u00e9cessaires dans le cas d\u2019une activation de surface chimique sont supprim\u00e9s, permettant ainsi d\u2019assurer un traitement de surface efficace<strong>\u00a0pendant la production.<\/strong><\/p>\n\r\n                            <\/div>\r\n                        <\/div>                                        \r\n                    <\/div>  \r\n                                              \r\n                    <\/div>                                \r\n            <\/section>\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section id=\"\" class=\"text-block \">                \r\n                    <div class=\"container\">                        \r\n                        <div class=\"row\">                                        \r\n                        <div class=\"col\">\r\n                            <h3 class=\"textBlock-headline upper wt-font-color-black left  left \">Contr\u00f4ler la r\u00e9ussite du traitement de mani\u00e8re simple et rapide<\/h3>\r\n                        <\/div>                                        \r\n                    <\/div>                        \r\n                        <div class=\"row text\">\r\n                        <div class=\"col\">\r\n                            <div class=\"textBlock-text fs-16 fw-medium lh-26 text-block-html \">\r\n                                <p class=\"wp-block-wt-text-block\">Pour un contr\u00f4le simple de la r\u00e9ussite du traitement, nous vous proposons un vaste choix d\u2019<a href=\"https:\/\/arcotec.com\/fr\/systemes-de-pretraitement\/encres-de-test\/\">encres de test arcotest\u00ae<\/a>. Celles-ci permettent de d\u00e9terminer rapidement et de mani\u00e8re fiable la tension de surface.<\/p>\n\r\n                            <\/div>\r\n                        <\/div>                                        \r\n                    <\/div>  \r\n                                              \r\n                    <\/div>                                \r\n            <\/section><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"contact-banner-block\">    \r\n              <div class=\"container-fluid\" style=\"background-color: #008DD4 \">\r\n                        <div class=\"container\">                \r\n                           <div class=\"contact-banner-container\" >\r\n                           <div class=\"contact-banner-left\">\r\n                                 <p class=\"headline\">Si vous d\u00e9sirez de plus informations, n\u2019h\u00e9sitez pas \u00e0 nous contacter pour une consultation gratuite.<\/p>\r\n                           <\/div>\r\n                          \r\n                           <div class=\"contact-banner-button\">\r\n                                <a class=\"wt-button\" href=\/fr\/contact\/>\r\n                                    <div class=\"wt-btn-outline\">\r\n                                        <span>Contact<\/span>\r\n                                        <div class=\"wt-long-arrow-right\"><\/div>\r\n                                    <\/div>\r\n                                <\/a>\r\n                           <\/div>\r\n                                \r\n                           <\/div>\r\n                           <\/div>\r\n                        <\/div>\r\n                <\/div>\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div id=\"default-class\" class=\"headline-block default-class\">\r\n                        <div class=\"container\">     \r\n                            <div class=\"row\">\r\n                                <div class=\"col\">\r\n                                    <h2  style=\"color: var(--arcot-blue)\" class=\"wt-headline medium  \">Questions fr\u00e9quemment pos\u00e9es sur les installations corona<\/h2>\r\n                                <\/div>                                        \r\n                            <\/div>                         \r\n                                                        \r\n                        <\/div>                                \r\n                <\/div>\r\n            \n\n\r\n            <section id=\"\" class=\"acc-block acc-block-id-69ff3c4d78dbb   \">\r\n                \r\n                <div class=\"container\">    \r\n                    \r\n        <div class=\"accWrapper\">                                                \r\n            \r\n            <div class=\"row\">\r\n                <div class=\"col-12\">\r\n                    <div class=\"acc-box\">\r\n                        \r\n                        <div class=\"click-area\">                            \r\n                                <h3 class=\"title\">Le traitement de surface peut-il \u00eatre limit\u00e9 \u00e0 des zones pr\u00e9cises ?<\/h3>\r\n                                <div class=\"plus\"><\/div>\r\n                        <\/div>\r\n                        \r\n                        <div class=\"content-area  position-left \">\r\n                            \r\n                            <div class=\"content\">\r\n                                <div class=\"text-wrapper\"><p>Gr\u00e2ce \u00e0 la s\u00e9lection et \u00e0 l\u2019agencement bien pens\u00e9 des \u00e9lectrodes adapt\u00e9es, l\u2019activation peut \u00eatre limit\u00e9e \u00e0 des zones pr\u00e9cises. Nos <a href=\"\/fr\/systemes-de-pretraitement\/installation-de-pretraitement-corona-hf\/stations\/\">stations<\/a> sp\u00e9cifiques aux clients permettent de r\u00e9aliser un <strong>traitement de surface pr\u00e9cis.<\/strong> Une bonne adh\u00e9rence et des r\u00e9sultats reproductibles de mani\u00e8re fiable sont ainsi garantis.<\/p>\n<div id=\"gtx-trans\" style=\"position: absolute; left: -5px; top: 14px;\">\n<div class=\"gtx-trans-icon\"><\/div>\n<\/div>\n<\/div>\r\n                                \r\n                            <\/div>\r\n                            \r\n                        <\/div>\r\n                        \r\n                    <\/div> \r\n                <\/div>\r\n            <\/div>\r\n            <div class=\"row\">\r\n                <div class=\"col-12\">\r\n                    <div class=\"acc-box\">\r\n                        \r\n                        <div class=\"click-area\">                            \r\n                                <h3 class=\"title\">Une chambre \u00e0 vide est-elle n\u00e9cessaire pour le traitement corona ?<\/h3>\r\n                                <div class=\"plus\"><\/div>\r\n                        <\/div>\r\n                        \r\n                        <div class=\"content-area  position-left \">\r\n                            \r\n                            <div class=\"content\">\r\n                                <div class=\"text-wrapper\"><p>Non, toutes nos installations corona fonctionnent sous pression atmosph\u00e9rique. Cela signifie que le plasma n\u00e9cessaire \u00e0 l\u2019activation est g\u00e9n\u00e9r\u00e9 dans l\u2019air ambiant normal. Il est par cons\u00e9quent possible d\u2019<strong>int\u00e9grer l\u2019activation de surface dans le processus de fabrication normal.<\/strong> Gr\u00e2ce aux vitesses de traitement \u00e9lev\u00e9es, le traitement de surface n\u2019affecte pas la productivit\u00e9 de votre fabrication<\/p>\n<div id=\"gtx-trans\" style=\"position: absolute; left: 665px; top: 14px;\">\n<div class=\"gtx-trans-icon\"><\/div>\n<\/div>\n<\/div>\r\n                                \r\n                            <\/div>\r\n                            \r\n                        <\/div>\r\n                        \r\n                    <\/div> \r\n                <\/div>\r\n            <\/div>\r\n            <div class=\"row\">\r\n                <div class=\"col-12\">\r\n                    <div class=\"acc-box\">\r\n                        \r\n                        <div class=\"click-area\">                            \r\n                                <p class=\"title\">Quelles solutions existent pour analyser des \u00e9chantillons lors du pr\u00e9traitement ?<\/p>\r\n                                <div class=\"plus\"><\/div>\r\n                        <\/div>\r\n                        \r\n                        <div class=\"content-area  position-left \">\r\n                            \r\n                            <div class=\"content\">\r\n                                <div class=\"text-wrapper\"><p>Pour l\u2019<strong>analyse d\u2019\u00e9chantillons de films<\/strong> et pour des tests similaires, nous vous proposons une <a href=\"\/fr\/systemes-de-pretraitement\/installation-de-pretraitement-corona-hf\/installation-de-laboratoire\/\">installation de laboratoire<\/a> compacte. Cela permet de d\u00e9terminer les param\u00e8tres optimaux pour le pr\u00e9traitement de diff\u00e9rents substrats. Vous pouvez \u00e9galement confier cette t\u00e2che \u00e0 notre <a href=\"\/fr\/service\/laboratoire\/\">laboratoire<\/a>.<\/p>\n<div id=\"gtx-trans\" style=\"position: absolute; left: 702px; top: 62px;\">\n<div class=\"gtx-trans-icon\"><\/div>\n<\/div>\n<\/div>\r\n                                \r\n                            <\/div>\r\n                            \r\n                        <\/div>\r\n                        \r\n                    <\/div> \r\n                <\/div>\r\n            <\/div>                                                \r\n        <\/div>                        \r\n                <\/div>                                            \r\n                                      \r\n            <\/section>\r\n            <noscript>\r\n                    <style>\r\n                        \r\n                        .acc-block .acc-box .content {\r\n                            font-size: 18pt;\r\n                            line-height: 26pt;\r\n                            opacity: 1 !important;\r\n                            visibility: visible !important;\r\n                            max-height: inherit !important;\r\n                        }\r\n                        .acc-block .acc-box .content-area {\r\n                            padding-bottom: 20px !important;\r\n                            padding-top: 20px !important;\r\n                        }\r\n                        \r\n                    <\/style>\r\n                <\/noscript>\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div id=\"default-class\" class=\"headline-block default-class\">\r\n                        <div class=\"container\">     \r\n                            <div class=\"row\">\r\n                                <div class=\"col\">\r\n                                    <h2  style=\"color: var(--arcot-blue)\" class=\"wt-headline medium  \">Les installations haute fr\u00e9quence rendent possible l\u2019impression sur les plastiques, les m\u00e9taux et d\u2019autres substrats<\/h2>\r\n                                <\/div>                                        \r\n                            <\/div>                         \r\n                                                        \r\n                        <\/div>                                \r\n                <\/div>\r\n            \n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section id=\"\" class=\"text-block \">                \r\n                    <div class=\"container\">                        \r\n                                                \r\n                        <div class=\"row text\">\r\n                        <div class=\"col\">\r\n                            <div class=\"textBlock-text fs-16 fw-medium lh-26 text-block-html \">\r\n                                <p class=\"wp-block-wt-text-block\">Qu\u2019il s\u2019agisse du secteur automobile, de l\u2019industrie alimentaire ou de l\u2019industrie m\u00e9dicale : les plastiques sont d\u00e9sormais indissociables de la fabrication moderne. Les plastiques, les m\u00e9taux, la c\u00e9ramique et d\u2019autres mat\u00e9riaux pr\u00e9sentent g\u00e9n\u00e9ralement une\u00a0<strong>surface apolaire,\u00a0<\/strong>qui leur conf\u00e8re une bonne r\u00e9sistance \u00e0 l\u2019eau et une dur\u00e9e de vie longue, mais donnent lieu en contrepartie \u00e0 une mauvaise mouillabilit\u00e9.<\/p>\n<p>Afin de pallier ce probl\u00e8me, diff\u00e9rentes\u00a0<strong>possibilit\u00e9s de traitement de surface\u00a0<\/strong>existent. Le traitement peut \u00eatre r\u00e9alis\u00e9 au moyen d\u2019appr\u00eats chimiques hautement r\u00e9actifs, ou via des proc\u00e9d\u00e9s physiques. Parmi ces derniers se trouvent le\u00a0<a href=\"https:\/\/arcotec.com\/fr\/systemes-de-pretraitement\/flamme\/flammage-manuel\/\">flammage<\/a>\u00a0et le\u00a0<a href=\"https:\/\/arcotec.com\/fr\/systemes-de-pretraitement\/plasma\/\">traitement plasma<\/a>, ainsi que le traitement corona. Toutes ces m\u00e9thodes ont pour but une\u00a0<strong>augmentation de la tension de surface.<\/strong><\/p>\n\r\n                            <\/div>\r\n                        <\/div>                                        \r\n                    <\/div>  \r\n                                              \r\n                    <\/div>                                \r\n            <\/section>\n\n\n<div class=\"wp-block-group container\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><section id=\"\" class=\"text-block \">                \r\n                    <div class=\"container\">                        \r\n                        <div class=\"row\">                                        \r\n                        <div class=\"col\">\r\n                            <h3 class=\"textBlock-headline upper wt-font-color-black left  left \">Un proc\u00e9d\u00e9 de pr\u00e9traitement \u00e9tabli<\/h3>\r\n                        <\/div>                                        \r\n                    <\/div>                        \r\n                        <div class=\"row text\">\r\n                        <div class=\"col\">\r\n                            <div class=\"textBlock-text fs-16 fw-medium lh-26 text-block-html \">\r\n                                <p class=\"wp-block-wt-text-block\">Le traitement corona est un proc\u00e9d\u00e9 tr\u00e8s r\u00e9pandu dans le\u00a0<strong>pr\u00e9traitement de films en plastique.<\/strong>\u00a0Il peut toutefois \u00e9galement \u00eatre utilis\u00e9 pour des plaques et des pi\u00e8ces form\u00e9es.<\/p>\n<p>Les substrats \u00e0 traiter sont amen\u00e9s entre un rouleau mis \u00e0 la terre et une \u00e9lectrode isol\u00e9e, et expos\u00e9s \u00e0 une d\u00e9charge \u00e9lectrique haute tension.<\/p>\n<p>Cette derni\u00e8re g\u00e9n\u00e8re, sur le c\u00f4t\u00e9 du substrat tourn\u00e9 vers l\u2019\u00e9lectrode haute tension, un\u00a0<strong>plasma<\/strong>, qui, par les proc\u00e9d\u00e9s \u00e9voqu\u00e9s plus haut, cr\u00e9e une surface polaire et augmente ainsi la mouillabilit\u00e9.<\/p>\n\r\n                            <\/div>\r\n                        <\/div>                                        \r\n                    <\/div>  \r\n                                              \r\n                    <\/div>                                \r\n            <\/section><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><section id=\"\" class=\"text-block \">                \r\n                    <div class=\"container\">                        \r\n                        <div class=\"row\">                                        \r\n                        <div class=\"col\">\r\n                            <h3 class=\"textBlock-headline upper wt-font-color-black left  left \">Le corona haute fr\u00e9quence est parfait pour de nombreux substrats<\/h3>\r\n                        <\/div>                                        \r\n                    <\/div>                        \r\n                        <div class=\"row text\">\r\n                        <div class=\"col\">\r\n                            <div class=\"textBlock-text fs-16 fw-medium lh-26 text-block-html \">\r\n                                <p class=\"wp-block-wt-text-block\">Les installations corona sont souvent utilis\u00e9es pour le<strong>\u00a0traitement de substrats fins,<\/strong>\u00a0comme des films d\u2019emballage, des \u00e9tiquettes, des gobelets ou des tubes. Mais il est \u00e9galement possible d\u2019activer des pi\u00e8ces form\u00e9es par ce proc\u00e9d\u00e9. Il est possible de traiter \u00e0 la fois des substrats conducteurs et non conducteurs.<\/p>\n<p>En plus des \u00e9lectrodes dans<strong>\u00a0la station de traitement,<\/strong>\u00a0l\u2019\u00e9quipement g\u00e9n\u00e9ral d\u2019une installation de pr\u00e9traitement corona haute fr\u00e9quence se compose d\u2019un\u00a0<a href=\"https:\/\/arcotec.com\/fr\/systemes-de-pretraitement\/installation-de-pretraitement-corona-hf\/generateurs\/\">g\u00e9n\u00e9rateur<\/a>\u00a0et d\u2019un\u00a0<strong>transformateur haute tension.\u00a0<\/strong>La haute tension est cadenc\u00e9e \u00e0 haute fr\u00e9quence (de 25 \u00e0 50 kHz) en vue de la g\u00e9n\u00e9ration d\u2019un plasma haute tension uniforme, d\u2019o\u00f9 le nom de \u00ab corona haute fr\u00e9quence \u00bb.<\/p>\n\r\n                            <\/div>\r\n                        <\/div>                                        \r\n                    <\/div>  \r\n                                              \r\n                    <\/div>                                \r\n            <\/section><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div id=\"default-class\" class=\"headline-block default-class\">\r\n                        <div class=\"container\">     \r\n                            <div class=\"row\">\r\n                                <div class=\"col\">\r\n                                    <h2  style=\"color: var(--arcot-blue)\" class=\"wt-headline medium  \">M\u00e9thodes de contr\u00f4le de la r\u00e9ussite d\u2019un traitement corona<\/h2>\r\n                                <\/div>                                        \r\n                            <\/div>                         \r\n                                                        \r\n                        <\/div>                                \r\n                <\/div>\r\n            \n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section id=\"\" class=\"text-block \">                \r\n                    <div class=\"container\">                        \r\n                                                \r\n                        <div class=\"row text\">\r\n                        <div class=\"col\">\r\n                            <div class=\"textBlock-text fs-16 fw-medium lh-26 text-block-html \">\r\n                                <p class=\"wp-block-wt-text-block\">Lorsque le traitement a eu lieu, il est souvent n\u00e9cessaire de contr\u00f4ler qu\u2019il a \u00e9t\u00e9 correctement effectu\u00e9. Deux m\u00e9thodes sont disponibles pour ce faire. Tout d\u2019abord la<strong>\u00a0mesure de l\u2019angle de mouillage<\/strong>\u00a0: il s\u2019agit de mesurer l\u2019angle form\u00e9 entre une goutte de liquide et la surface en plastique. Plus cet angle est aigu (petit), plus la mouillabilit\u00e9 des mat\u00e9riaux trait\u00e9s est \u00e9lev\u00e9e.<\/p>\n\r\n                            <\/div>\r\n                        <\/div>                                        \r\n                    <\/div>  \r\n                                              \r\n                    <\/div>                                \r\n            <\/section>\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<section id=\"\" class=\"text-block \">                \r\n                    <div class=\"container\">                        \r\n                        <div class=\"row\">                                        \r\n                        <div class=\"col\">\r\n                            <h3 class=\"textBlock-headline upper wt-font-color-black left  left \">Les encres de test fournissent des r\u00e9sultats fiables<\/h3>\r\n                        <\/div>                                        \r\n                    <\/div>                        \r\n                        <div class=\"row text\">\r\n                        <div class=\"col\">\r\n                            <div class=\"textBlock-text fs-16 fw-medium lh-26 text-block-html \">\r\n                                <p class=\"wp-block-wt-text-block\">Les\u00a0<strong><a href=\"https:\/\/arcotec.com\/fr\/systemes-de-pretraitement\/encres-de-test\/\">encres de test<\/a>\u00a0<\/strong>se sont \u00e9tablies dans l\u2019ex\u00e9cution pratique du contr\u00f4le de mouillabilit\u00e9 car elles sont simples \u00e0 utiliser et fournissent un r\u00e9sultat imm\u00e9diat. Elles disposent d\u2019une tension de surface pr\u00e9d\u00e9finie. Lorsque celle-ci correspond \u00e0 la tension de surface du mat\u00e9riau support, le trait trac\u00e9 avec l\u2019encre de test reste intact. De cette mani\u00e8re, il est possible de d\u00e9terminer de mani\u00e8re simple et fiable que le\u00a0<strong>traitement de surface avec une installation corona<\/strong>\u00a0a \u00e9t\u00e9 correctement effectu\u00e9 pendant la production.<\/p>\n\r\n                            <\/div>\r\n                        <\/div>                                        \r\n                    <\/div>  \r\n                                              \r\n                    <\/div>                                \r\n            <\/section>\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"contact-banner-block\">    \r\n              <div class=\"container-fluid\" style=\"background-color: #008DD4 \">\r\n                        <div class=\"container\">                \r\n                           <div class=\"contact-banner-container\" >\r\n                           <div class=\"contact-banner-left\">\r\n                                 <p class=\"headline\">Si vous d\u00e9sirez de plus informations, n\u2019h\u00e9sitez pas \u00e0 nous contacter pour une consultation gratuite.<\/p>\r\n                           <\/div>\r\n                          \r\n                           <div class=\"contact-banner-button\">\r\n                                <a class=\"wt-button\" href=\/fr\/contact\/>\r\n                                    <div class=\"wt-btn-outline\">\r\n                                        <span>Contact<\/span>\r\n                                        <div class=\"wt-long-arrow-right\"><\/div>\r\n                                    <\/div>\r\n                                <\/a>\r\n                           <\/div>\r\n                                \r\n                           <\/div>\r\n                           <\/div>\r\n                        <\/div>\r\n                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