{"id":3632,"date":"2023-03-10T13:08:00","date_gmt":"2023-03-10T18:08:00","guid":{"rendered":"https:\/\/newprotg.wpenginepowered.com\/?p=3632"},"modified":"2026-01-27T15:46:18","modified_gmt":"2026-01-27T20:46:18","slug":"revetement-en-poudre-sec-sur-sec-pour-une-efficacite-amelioree","status":"publish","type":"post","link":"https:\/\/www.theprotechgroup.com\/fr\/revetement-en-poudre-sec-sur-sec-pour-une-efficacite-amelioree\/","title":{"rendered":"Un seul durcissement, une double protection"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"h-dry-on-dry-powder-coating-faster-curing-better-coverage-and-a-smaller-footprint\"><strong>Rev\u00eatement en poudre sec-sur-sec : durcissement plus rapide, meilleure couverture et empreinte r\u00e9duite<\/strong><\/h2>\n\n<p>Appliquer deux rev\u00eatements en poudre en une seule \u00e9tape ? C\u2019est la promesse de <strong>notre technologie sec-sur-sec<\/strong>, une solution de rev\u00eatement \u00e9co\u00e9nerg\u00e9tique. Cette approche de rev\u00eatement en poudre sec-sur-sec permet de maximiser l\u2019efficacit\u00e9 des proc\u00e9d\u00e9s. D\u00e9velopp\u00e9e par le Groupe Protech, cette technique rationalise la production, am\u00e9liore la protection des ar\u00eates et r\u00e9duit les \u00e9missions de CO\u2082, sans compromis sur la durabilit\u00e9 ni sur la qualit\u00e9 du fini.<br\/><br\/>   <\/p>\n\n<h3 class=\"wp-block-heading\" id=\"h-what-is-dry-on-dry-coating-technology\">QU\u2019EST-CE QUE LA TECHNOLOGIE DE REV\u00caTEMENT SEC-SUR-SEC ?<\/h3>\n\n<p>Dans ce syst\u00e8me, <strong>la couche de finition est appliqu\u00e9e imm\u00e9diatement apr\u00e8s l\u2019appr\u00eat<\/strong>, puis <strong>les deux couches sont polym\u00e9ris\u00e9es simultan\u00e9ment<\/strong>. Cette m\u00e9thode favorise une meilleure r\u00e9ticulation et assure une forte adh\u00e9rence du rev\u00eatement durci, \u00e0 l\u2019image des avantages observ\u00e9s avec les proc\u00e9d\u00e9s de rev\u00eatement sec-sur-sec. <\/p>\n\n<p>Le Groupe Protech a \u00e9galement mis au point une version \u00e0 basse temp\u00e9rature de cette technologie, permettant aux deux couches de polym\u00e9riser \u00e0 des temp\u00e9ratures plus faibles ou en un temps r\u00e9duit, ce qui se traduit par des cadences encore plus rapides et une consommation d\u2019\u00e9nergie r\u00e9duite.<\/p>\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"801\" src=\"https:\/\/www.theprotechgroup.com\/wp-content\/uploads\/2023\/03\/EF33-1200x801.jpg\" alt=\"\" class=\"wp-image-3037\" style=\"width:618px;height:auto\" srcset=\"https:\/\/www.theprotechgroup.com\/wp-content\/uploads\/2023\/03\/EF33-1200x801.jpg 1200w, https:\/\/www.theprotechgroup.com\/wp-content\/uploads\/2023\/03\/EF33-420x280.jpg 420w, https:\/\/www.theprotechgroup.com\/wp-content\/uploads\/2023\/03\/EF33-220x147.jpg 220w, https:\/\/www.theprotechgroup.com\/wp-content\/uploads\/2023\/03\/EF33-850x567.jpg 850w, https:\/\/www.theprotechgroup.com\/wp-content\/uploads\/2023\/03\/EF33-1600x1068.jpg 1600w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n<h3 class=\"wp-block-heading\">COMMENT CETTE TECHNOLOGIE FONCTIONNE-T-ELLE?<\/h3>\n\n<p>Le syst\u00e8me combine <strong>l\u2019appr\u00eat EF26<\/strong> et la couche de <strong>finition PE40.AG<\/strong>, tous deux sp\u00e9cifiquement adapt\u00e9s afin d\u2019obtenir des r\u00e9sultats optimaux avec ce proc\u00e9d\u00e9 de rev\u00eatement :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>L\u2019appr\u00eat d\u2019\u00e9poxy hautement r\u00e9actif <strong>EF26 (EF-SERIES)<\/strong> offre une excellente couverture des bords avec une couche de faible \u00e9paisseur.<\/li>\n\n\n\n<li>La couche de finition <strong>PE40.AG (AG-KOTE)<\/strong> certifi\u00e9e Qualicoat, Qualisteelcoat et GSB est dot\u00e9e d\u2019une forte r\u00e9sistance \u00e0 l\u2019environnement ext\u00e9rieur et d\u2019une performance de d\u00e9gazage exceptionnelle.<\/li>\n<\/ul>\n\n<p>Les deux produits sont des rev\u00eatements \u00e9co\u00e9nerg\u00e9tiques. Par cons\u00e9quent, une fois les deux couches appliqu\u00e9es, la polym\u00e9risation peut commencer \u00e0 150 \u00b0C, mettant en \u00e9vidence les avantages du rev\u00eatement en poudre sec-sur-sec dans les applications de finition industrielle. <\/p>\n\n<h3 class=\"wp-block-heading\">DEUX FOIS PLUS D\u2019AVANTAGES<\/h3>\n\n<p><strong>Combining one-cure and low-bake methods leads to benefits inherent to a <em>single-step powder coating operation:<\/em><\/strong><\/p>\n\n<ul class=\"wp-block-list\">\n<li>des d\u00e9lais de production plus courts;<\/li>\n\n\n\n<li>des temp\u00e9ratures de cuisson plus basses;<\/li>\n\n\n\n<li>une consommation d\u2019\u00e9nergie r\u00e9duite;<\/li>\n\n\n\n<li>des \u00e9missions de CO2 nettement plus faibles&#8230;<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">UNE PERFORMANCE \u00c9PROUV\u00c9E<\/h3>\n\n<p>Afin de valider l\u2019efficacit\u00e9 du syst\u00e8me, notre \u00e9quipe de R&amp;D a effectu\u00e9 des essais au brouillard salin (ASTM B117-07) sur de l\u2019acier nu pr\u00e9trait\u00e9 par phosphatation au fer et passivation, afin d\u2019\u00e9valuer l\u2019\u00e9volution de la corrosion et du cloquage dans le temps, d\u00e9montrant ainsi l\u2019efficacit\u00e9 du proc\u00e9d\u00e9 de rev\u00eatement en poudre sec-sur-sec dans des conditions r\u00e9elles.<\/p>\n\n<ol class=\"wp-block-list\">\n<li>EF26 + PE40.AG \u2013 70 \u00e0 90 \u00b5m d\u2019\u00e9paisseur totale<\/li>\n\n\n\n<li>EF26 + PE40.AG \u2013 90 \u00e0 110 \u00b5m d\u2019\u00e9paisseur totale<\/li>\n\n\n\n<li>PE40.AG uniquement \u2013 80 \u00b5m d\u2019\u00e9paisseur totale<\/li>\n<\/ol>\n\n<p><strong><em>Formation de corrosion &#8211; r\u00e9sultats<\/em><\/strong><\/p>\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Corrosion<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\"><strong>EF26 + PE40 .AG<\/strong><br\/><strong>(+- 80 \u00b5m)<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\"><strong>EF26 + PE40 .AG<\/strong><br\/><strong>(+- 100 \u00b5m)<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\"><strong>PE40 .AG (80 \u00b5m)<\/strong><\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Apr\u00e8s 500 hrs<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui (S)<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui (S)<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui (S + E)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Apr\u00e8s 1000 hrs<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui (S)<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui (S)<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui (S + E)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Apr\u00e8s 1500 hrs<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui (S+E)<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui (S)<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui (S + E)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Apr\u00e8s 2000 hrs<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui (S+E)<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui (S)<\/td><td class=\"has-text-align-left\" data-align=\"left\">*<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p>S = Scratch, E = Edge<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Aucun appr\u00eat : la corrosion commence apr\u00e8s 750 heures.<\/li>\n\n\n\n<li>Avec appr\u00eat : la corrosion est retard\u00e9e jusqu\u2019\u00e0 1250 heures.<\/li>\n\n\n\n<li>Couche totale plus \u00e9paisse : pas de corrosion apr\u00e8s 2000 heures.<\/li>\n<\/ul>\n\n<p><strong><em>Cloquage &#8211; r\u00e9sultats<\/em><\/strong><\/p>\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Cloquage<\/strong><\/td><td><strong>EF26 + PE40 .AG<\/strong><br\/><strong>(+- 80 \u00b5m)<\/strong><\/td><td><strong>EF26 + PE40 .AG<\/strong><br\/><strong>(+- 100 \u00b5m)<\/strong><\/td><td><strong>PE40 .AG (80 \u00b5m)<\/strong><\/td><\/tr><tr><td>Apr\u00e8s 500 hrs<\/td><td>Non<\/td><td>Non<\/td><td>3 S (2) (E)<\/td><\/tr><tr><td>Apr\u00e8s 100 hrs<\/td><td>Non<\/td><td>Non<\/td><td>4 S (3) (E)<\/td><\/tr><tr><td>Apr\u00e8s 1500 hrs<\/td><td>2 S (2) (E)<\/td><td>Non<\/td><td>4 S (5) (E)<\/td><\/tr><tr><td>Apr\u00e8s 2000 hrs<\/td><td>2 S (2) (E)<\/td><td>Non<\/td><td>*<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p>S = Scratch, E = Edge<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Aucun appr\u00eat : le cloquage commence apr\u00e8s 750 heures.<\/li>\n\n\n\n<li>Avec appr\u00eat : le cloquage est retard\u00e9 jusqu\u2019\u00e0 1500 heures.<\/li>\n\n\n\n<li>Syst\u00e8me plus \u00e9pais : pas de cloquage apr\u00e8s 2000 heures.<\/li>\n<\/ul>\n\n<p><strong>Quels sont les r\u00e9sultats?<\/strong> L\u2019utilisation d\u2019un appr\u00eat, m\u00eame en couche mince, am\u00e9liore consid\u00e9rablement les performances et constitue l\u2019une des principales raisons pour lesquelles le rev\u00eatement en poudre sec-sur-sec augmente significativement la r\u00e9sistance \u00e0 la corrosion et au cloquage.<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Corrosion : En l\u2019absence d\u2019un appr\u00eat, les ar\u00eates sont plus sujettes \u00e0 une corrosion acc\u00e9l\u00e9r\u00e9e. Le proc\u00e9d\u00e9 de rev\u00eatement en poudre sec-sur-sec am\u00e9liore consid\u00e9rablement la protection des ar\u00eates, permettant d\u2019atteindre une r\u00e9sistance \u00e0 la corrosion pouvant aller jusqu\u2019\u00e0 2 000 heures gr\u00e2ce \u00e0 ses avantages d\u2019application. <\/li>\n\n\n\n<li>Cloquage : En l\u2019absence d\u2019un appr\u00eat, une d\u00e9faillance pr\u00e9coce peut survenir. L\u2019ajout d\u2019un appr\u00eat retarde consid\u00e9rablement, voire emp\u00eache, la formation de cloques, soulignant ainsi l\u2019efficacit\u00e9 du proc\u00e9d\u00e9 de rev\u00eatement en poudre sec-sur-sec. <\/li>\n<\/ul>\n\n<p>Un syst\u00e8me appr\u00eat + couche de finition surpasse un syst\u00e8me \u00e0 couche de finition seule \u00e0 tous les niveaux, en particulier lorsque l\u2019\u00e9paisseur totale est augment\u00e9e gr\u00e2ce \u00e0 une approche de rev\u00eatement en poudre sec-sur-sec.<\/p>\n\n<h3 class=\"wp-block-heading\">POURQUOI LA TECHNIQUE \u00ab SEC SUR SEC \u00bb JOUE-T-ELLE UN R\u00d4LE MAJEUR?<\/h3>\n\n<p>Plus qu\u2019une simple am\u00e9lioration de l\u2019efficacit\u00e9, un syst\u00e8me de rev\u00eatement en poudre haute performance offre une am\u00e9lioration significative de la qualit\u00e9 globale :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Meilleure protection des bords<\/li>\n\n\n\n<li>Durabilit\u00e9 \u00e0 long terme am\u00e9lior\u00e9e<\/li>\n\n\n\n<li>Cycles de production plus rapides<\/li>\n\n\n\n<li>\u00c9missions de CO2 et co\u00fbts \u00e9nerg\u00e9tiques r\u00e9duits<\/li>\n<\/ul>\n\n<p>C\u2019est une approche \u00e0 la fois plus intelligente et plus durable du rev\u00eatement en poudre haute performance, surtout lorsqu\u2019elle s\u2019appuie sur une technologie moderne de rev\u00eatement en poudre sec-sur-sec pour des performances accrues.<\/p>\n\n<p>Curieux de savoir comment cette m\u00e9thode pourrait am\u00e9liorer votre ligne de rev\u00eatement ? Communiquez avec notre \u00e9quipe et d\u00e9couvrez le potentiel du rev\u00eatement en poudre sec-sur-sec pour votre entreprise. <\/p>\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\">D\u00e9couvrez nos rev\u00eatements en poudre europ\u00e9ens<\/a><\/div>\n<\/div>\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La puissance de la technologie \u00ab sec sur sec \u00bb<\/p>\n","protected":false},"author":1,"featured_media":727,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","_price":"","_stock":"","_tribe_ticket_header":"","_tribe_default_ticket_provider":"","_tribe_ticket_capacity":"","_ticket_start_date":"","_ticket_end_date":"","_tribe_ticket_show_description":"","_tribe_ticket_show_not_going":false,"_tribe_ticket_use_global_stock":"","_tribe_ticket_global_stock_level":"","_global_stock_mode":"","_global_stock_cap":"","_tribe_rsvp_for_event":"","_tribe_ticket_going_count":"","_tribe_ticket_not_going_count":"","_tribe_tickets_list":"[]","_tribe_ticket_has_attendee_info_fields":false,"footnotes":""},"categories":[118],"tags":[157,160,136,158,159,155,144,156],"class_list":["post-3632","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-base-de-connaissances","tag-appret-depoxy","tag-cuisson-a-basse-temperature","tag-le-groupe-protech","tag-protection-des-bords","tag-resistance-a-la-corrosion","tag-revetements-ecoenergetiques","tag-revetements-en-poudre","tag-technologie-sec-sur-sec"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Rev\u00eatement en poudre sec-sur-sec pour une efficacit\u00e9 accrue - Le Groupe Protech - Solutions de rev\u00eatements industriels<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez les avantages de la technologie de rev\u00eatement en poudre sec-sur-sec pour am\u00e9liorer l\u2019efficacit\u00e9 et r\u00e9duire les \u00e9missions.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.theprotechgroup.com\/fr\/revetement-en-poudre-sec-sur-sec-pour-une-efficacite-amelioree\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Un seul durcissement, une double protection\" \/>\n<meta property=\"og:description\" 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