{"id":3480,"date":"2026-09-08T08:49:36","date_gmt":"2026-09-08T08:49:36","guid":{"rendered":"https:\/\/autoprintmachine.com\/?p=3480"},"modified":"2026-09-20T07:09:44","modified_gmt":"2026-09-20T07:09:44","slug":"7-problemes-courants-lies-a-limpression-serigraphique-uv-et-comment-y-remedier","status":"publish","type":"post","link":"https:\/\/autoprintmachine.com\/fr\/7-problemes-courants-lies-a-limpression-serigraphique-uv-et-comment-y-remedier\/","title":{"rendered":"7 probl\u00e8mes courants li\u00e9s \u00e0 la s\u00e9rigraphie UV et comment les r\u00e9soudre"},"content":{"rendered":"<div class=\"row\"  id=\"row-2040087823\">\n\n\t<div id=\"col-357139475\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p>L'impression s\u00e9rigraphique UV est l'une des meilleures m\u00e9thodes d'impression sur diff\u00e9rents supports. Elle permet d'obtenir des r\u00e9sultats de grande qualit\u00e9 et des impressions durables.<\/p>\n<p>L'impression s\u00e9rigraphique UV peut pr\u00e9senter des probl\u00e8mes tels qu'une mauvaise adh\u00e9rence de l'encre, un durcissement incomplet, des microperforations, une couverture in\u00e9gale de l'encre, des variations de couleur, l'obstruction de l'\u00e9cran et une distorsion de l'image. Nous avons abord\u00e9 tous ces probl\u00e8mes majeurs et \u00e9tudi\u00e9 les solutions adapt\u00e9es. D\u00e9couvrons-les ensemble.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1646623201\">\n\n\t<div id=\"col-54512784\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" >Probl\u00e8me #1 : Mauvaise adh\u00e9rence de l'encre UV<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-64917360\">\n\n\t<div id=\"col-159253990\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p>Il peut parfois arriver que l'encre n'adh\u00e8re pas correctement. L'encre n'adh\u00e8re pas correctement \u00e0 la surface, ce qui provoque un d\u00e9collement et des fissures inattendus au niveau des motifs.<\/p>\n<p>Ce probl\u00e8me est plus marqu\u00e9 sur le verre, l'acrylique, le polypropyl\u00e8ne, le poly\u00e9thyl\u00e8ne et les m\u00e9taux rev\u00eatus.<\/p>\n<h3><strong>Causes courantes<\/strong><\/h3>\n<p>Il existe plusieurs causes \u00e0 la mauvaise adh\u00e9rence de l'encre UV.<\/p>\n<ul>\n<li>Poussi\u00e8re, huile, graisse ou traces de doigts sur le support<\/li>\n<li>Encre UV non adapt\u00e9e au support s\u00e9lectionn\u00e9<\/li>\n<li>Faible \u00e9nergie de surface du substrat<\/li>\n<li>Traitement de surface insuffisant<\/li>\n<li>Rev\u00eatements de substrat incompatibles<\/li>\n<li>Durcissement aux UV insuffisant<\/li>\n<li>Surfaces d'impression trop lisses<\/li>\n<li>R\u00e9sidus de produits chimiques de nettoyage<\/li>\n<\/ul>\n<h3><strong>Solutions types<\/strong><\/h3>\n<p>Nous vous recommandons de suivre les solutions ci-dessous.<\/p>\n<ul>\n<li>Nettoyez soigneusement le support avant l'impression.<\/li>\n<li>Utilisez une solution de nettoyage compatible qui ne laisse pas de r\u00e9sidus.<\/li>\n<li>Choisissez une encre UV sp\u00e9cialement formul\u00e9e pour ce support.<\/li>\n<li>Pour les mat\u00e9riaux difficiles \u00e0 traiter, recourez, le cas \u00e9ch\u00e9ant, \u00e0 un traitement par effet corona, par plasma ou \u00e0 la flamme.<\/li>\n<li>Appliquez une couche d'appr\u00eat compatible ou un promoteur d'adh\u00e9rence lorsque le fabricant de l'encre le recommande.<\/li>\n<li>V\u00e9rifiez l'intensit\u00e9 de la lampe UV et les conditions de polym\u00e9risation.<\/li>\n<\/ul>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-402918971\">\n\n\t<div id=\"col-2018256241\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_240179252\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"750\" src=\"https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_1_poor_uv_ink_adhesion.webp\" class=\"attachment-original size-original\" alt=\"probl\u00e8me_1_mauvaise_adh\u00e9rence_de_l&#039;encre_UV\" srcset=\"https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_1_poor_uv_ink_adhesion.webp 1000w, https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_1_poor_uv_ink_adhesion-300x225.webp 300w, https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_1_poor_uv_ink_adhesion-768x576.webp 768w, https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_1_poor_uv_ink_adhesion-16x12.webp 16w, https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_1_poor_uv_ink_adhesion-510x383.webp 510w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_240179252 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1751196392\">\n\n\t<div id=\"col-1954431519\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" >Probl\u00e8me #2 : Durcissement UV incomplet ou in\u00e9gal<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-661321441\">\n\n\t<div id=\"col-1022049052\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p><span style=\"font-weight: 400;\">Le s\u00e9chage UV est indispensable pour garantir une reliure de qualit\u00e9 et une durabilit\u00e9 optimale des impressions. Les rayons UV activent les impressions et garantissent leur int\u00e9grit\u00e9.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Un durcissement incomplet peut entra\u00eener une d\u00e9formation ou, parfois, l'apparition de fissures et un d\u00e9collement des impressions.<\/span><\/p>\n<h3><b>Causes courantes<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Voici quelques causes pouvant expliquer un durcissement aux UV incomplet ou irr\u00e9gulier.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Faible intensit\u00e9 de la lampe UV<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Lampes UV vieillissantes<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Lampes ou r\u00e9flecteurs encrass\u00e9s<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Vitesse d'impression ou de convoyage excessive<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Distance incorrecte entre la lampe et le substrat<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">D\u00e9p\u00f4ts d'encre excessivement \u00e9pais<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Param\u00e8tres de durcissement incorrects<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Encre et \u00e9quipement de s\u00e9chage incompatibles<\/span><\/li>\n<\/ul>\n<h3><b>Solutions types\u00a0<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Vous trouverez ici des solutions types.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">V\u00e9rifiez r\u00e9guli\u00e8rement la puissance de la lampe UV.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nettoyez les lampes et les r\u00e9flecteurs pour \u00e9liminer la poussi\u00e8re et les r\u00e9sidus d'encre.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">R\u00e9duisez la vitesse du convoyeur si l'encre n\u00e9cessite une exposition suppl\u00e9mentaire aux rayons UV.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Respectez la distance recommand\u00e9e entre la lampe UV et le substrat.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00c9vitez les d\u00e9p\u00f4ts d'encre inutilement \u00e9pais.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Remplacez les lampes UV usag\u00e9es lorsque leur puissance devient insuffisante.<\/span><\/li>\n<\/ul>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1933264638\">\n\n\t<div id=\"col-1901833287\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" >Probl\u00e8me #3 : Points d'\u00e9pingle et petites cavit\u00e9s dans les tirages<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-129947991\">\n\n\t<div id=\"col-1387091436\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p><span style=\"font-weight: 400;\">Les trous d\u2019\u00e9pingle et les petites cavit\u00e9s sont de minuscules zones non imprim\u00e9es qui nuisent \u00e0 la beaut\u00e9 g\u00e9n\u00e9rale des tirages. Elles donnent aux graphismes un aspect grossier et inachev\u00e9.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Les trous d'\u00e9pingle sont souvent li\u00e9s \u00e0 une contamination, \u00e0 des probl\u00e8mes de pochoir, \u00e0 une mauvaise pr\u00e9paration de l'\u00e9cran ou \u00e0 un transfert d'encre irr\u00e9gulier.<\/span><\/p>\n<h3><b>Causes courantes<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Voici quelques causes courantes de la formation de petits trous et de petites cavit\u00e9s.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">De la poussi\u00e8re ou des salissures sur l'\u00e9cran<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Substrats contamin\u00e9s<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mauvaise pr\u00e9paration du pochoir<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Exposition incorrecte du pochoir<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Zones endommag\u00e9es du pochoir<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tension incorrecte de la maille<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Bulles d'air dans l'encre<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Pression incorrecte de la raclette<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Surfaces d'\u00e9cran irr\u00e9guli\u00e8res<\/span><\/li>\n<\/ul>\n<h3><b>Solutions types\u00a0<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Voici quelques conseils pour r\u00e9soudre tr\u00e8s facilement ces probl\u00e8mes.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nettoyez le support avant l'impression.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nettoyez soigneusement et inspectez le tamis avant utilisation.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">V\u00e9rifiez que le pochoir ne pr\u00e9sente pas de petits trous ni de zones endommag\u00e9es.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Assurez-vous que le pochoir a \u00e9t\u00e9 correctement expos\u00e9 et d\u00e9velopp\u00e9.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Veillez \u00e0 maintenir une tension ad\u00e9quate du filet.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00c9liminez les bulles d'air en exc\u00e8s pr\u00e9sentes dans l'encre avant l'impression.<\/span><\/li>\n<\/ul>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1100435157\">\n\n\t<div id=\"col-2084032837\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" >Probl\u00e8me #4 : R\u00e9partition in\u00e9gale de l'encre<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-378280245\">\n\n\t<div id=\"col-1618067732\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p><span style=\"font-weight: 400;\">Une application in\u00e9gale de l'encre entra\u00eene une r\u00e9partition irr\u00e9guli\u00e8re. Certaines zones paraissent plus claires, tandis que d'autres peuvent sembler plus fonc\u00e9es. Il arrive \u00e9galement que le motif s'estompe.<\/span><\/p>\n<h3><b>Causes courantes<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Parmi les causes courantes d'une r\u00e9partition in\u00e9gale de l'encre, on peut citer :<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Pression irr\u00e9guli\u00e8re de la raclette<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Lames de raclette us\u00e9es ou endommag\u00e9es<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Vitesse d'impression incorrecte<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tension incorrecte de la toile<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Distance hors contact incorrecte<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Viscosit\u00e9 de l'encre irr\u00e9guli\u00e8re<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mauvaise pr\u00e9paration du pochoir<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Surfaces de support irr\u00e9guli\u00e8res<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">D\u00e9p\u00f4t d'encre incorrect<\/span><\/li>\n<\/ul>\n<h3><b>Solutions types\u00a0<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Nous avons ajout\u00e9 les conseils suivants pour r\u00e9soudre efficacement ces probl\u00e8mes.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Maintenez une pression constante sur la raclette.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Utilisez une raclette propre et bien entretenue.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Remplacez les lames de raclette us\u00e9es ou endommag\u00e9es.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Veillez \u00e0 maintenir une vitesse d'impression constante.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">V\u00e9rifiez et maintenez une tension ad\u00e9quate de la toile.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">R\u00e9glez correctement la distance hors contact.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Maintenez une viscosit\u00e9 constante de l'encre UV.<\/span><\/li>\n<\/ul>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1500808829\">\n\n\t<div id=\"col-1812058183\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1637800021\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"750\" src=\"https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_4_uneven_ink_coverage.webp\" class=\"attachment-original size-original\" alt=\"probl\u00e8me_4_r\u00e9partition_in\u00e9gale_de_l&#039;encre\" srcset=\"https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_4_uneven_ink_coverage.webp 1000w, https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_4_uneven_ink_coverage-300x225.webp 300w, https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_4_uneven_ink_coverage-768x576.webp 768w, https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_4_uneven_ink_coverage-16x12.webp 16w, https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_4_uneven_ink_coverage-510x383.webp 510w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1637800021 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1266718645\">\n\n\t<div id=\"col-276191472\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" >Probl\u00e8me #5 : Incoh\u00e9rence des couleurs<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-2129817853\">\n\n\t<div id=\"col-1943420919\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p><span style=\"font-weight: 400;\">On parle d'incoh\u00e9rence des couleurs lorsque la couleur des impressions varie d'un endroit \u00e0 l'autre du motif. Elle peut \u00eatre trop satur\u00e9e \u00e0 certains endroits et s'estomper \u00e0 d'autres.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C'est l\u00e0-dessus que vous devez vous concentrer et proposer les bonnes solutions !<\/span><\/p>\n<h3><b>Causes courantes<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Parmi les causes courantes de ces variations de couleur, on peut citer :<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u00e9lange incorrect des encres<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Viscosit\u00e9 de l'encre irr\u00e9guli\u00e8re<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Diff\u00e9rentes \u00e9paisseurs de film d'encre<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Modifications des conditions de durcissement<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Usure de l'\u00e9cran<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Variations du substrat<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Pression irr\u00e9guli\u00e8re de la raclette<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Formulation de couleur incorrecte<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Contamination par l'encre<\/span><\/li>\n<\/ul>\n<h3><b>Solutions types\u00a0<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Voici quelques solutions courantes \u00e0 ce genre de probl\u00e8me.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Pr\u00e9parez l'encre UV conform\u00e9ment aux recommandations du fabricant.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Veillez \u00e0 maintenir une viscosit\u00e9 constante de l'encre.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Utilisez les m\u00eames sp\u00e9cifications de maillage et de tamis tout au long du chantier.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Maintenez une pression constante sur la raclette.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Veillez \u00e0 maintenir une vitesse d'impression constante.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Veillez \u00e0 maintenir des conditions de polym\u00e9risation aux UV stables.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Utilisez, dans la mesure du possible, des lots de substrat homog\u00e8nes.<\/span><\/li>\n<\/ul>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1273199086\">\n\n\t<div id=\"col-92519699\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" >Probl\u00e8me #6 : Obstruction de l'\u00e9cran<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-442481594\">\n\n\t<div id=\"col-981882456\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p><span style=\"font-weight: 400;\">Un colmatage de l'\u00e9cran se produit lorsque l'encre UV s'accumule dans le maillage, provoquant ainsi un blocage. Par cons\u00e9quent, l'encre ne peut plus passer correctement \u00e0 travers le maillage.<\/span><\/p>\n<h3><b>Causes courantes<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Voici quelques causes courantes d'obstruction de l'\u00e9cran.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Exposition aux rayons UV<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Durcissement de l'encre UV \u00e0 l'int\u00e9rieur de la maille<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Longues interruptions de production<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Viscosit\u00e9 de l'encre incorrecte<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00c9crans sales<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Accumulation excessive d'encre<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mauvais entretien de l'\u00e9cran<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Proc\u00e9dures de nettoyage inad\u00e9quates<\/span><\/li>\n<\/ul>\n<h3><b>Solutions types\u00a0<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Voici quelques conseils pour r\u00e9soudre ce genre de probl\u00e8mes.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00c9vitez d'exposer l'\u00e9cran \u00e0 des rayons UV inutiles.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00c9vitez de laisser de l'encre UV dans l'\u00e9cran pendant de longues p\u00e9riodes.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Respectez les recommandations du fabricant d'encre lors des interruptions de production.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nettoyez l'\u00e9cran d\u00e8s que possible apr\u00e8s la production.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Utilisez des produits de nettoyage adapt\u00e9s aux \u00e9crans.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">V\u00e9rifiez r\u00e9guli\u00e8rement la grille afin de d\u00e9tecter tout signe pr\u00e9coce d'obstruction.<\/span><\/li>\n<\/ul>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-482035993\">\n\n\t<div id=\"col-349533589\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" >Probl\u00e8me #7 : D\u00e9formation de l'image<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-576953135\">\n\n\t<div id=\"col-1912461004\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p><span style=\"font-weight: 400;\">On parle de \u00ab distorsion d'image \u00bb lorsqu'une image imprim\u00e9e est d\u00e9cal\u00e9e, \u00e9tir\u00e9e ou mal align\u00e9e. Il peut y avoir plusieurs causes et solutions.<\/span><\/p>\n<h3><b>Causes courantes<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Parmi les causes courantes de distorsion d'image, on peut citer :<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tension de l'\u00e9cran incorrecte<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Pression excessive exerc\u00e9e par la raclette<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">D\u00e9placement de l'\u00e9cran pendant l'impression<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">R\u00e9glages de d\u00e9calage incorrects<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mauvaise fixation de l'\u00e9cran<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mouvement du substrat<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mauvais alignement de la machine<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Positionnement irr\u00e9gulier du substrat<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Configuration incorrecte de l'enregistrement<\/span><\/li>\n<\/ul>\n<h3><b>Solutions types\u00a0<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Voici quelques solutions courantes.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">V\u00e9rifiez la tension de la toile avant de lancer la production.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">V\u00e9rifiez l'alignement de la machine et les param\u00e8tres de rep\u00e9rage.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Veillez \u00e0 ce que le support reste bien en place \u00e0 chaque cycle d'impression.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00c9vitez d'exercer une pression excessive avec la raclette.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Veillez \u00e0 ce que les r\u00e9glages de l'\u00e9cart de contact restent constants.<\/span><\/li>\n<\/ul>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-375523033\">\n\n\t<div id=\"col-209243329\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1568703903\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"750\" src=\"https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_7_image_distortion.webp\" class=\"attachment-original size-original\" alt=\"probl\u00e8me_7_d\u00e9formation_de_l&#039;image\" srcset=\"https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_7_image_distortion.webp 1000w, https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_7_image_distortion-300x225.webp 300w, https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_7_image_distortion-768x576.webp 768w, https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_7_image_distortion-16x12.webp 16w, https:\/\/autoprintmachine.com\/wp-content\/uploads\/2026\/09\/problem_7_image_distortion-510x383.webp 510w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1568703903 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1231759184\">\n\n\t<div id=\"col-542640522\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" >Conclusion<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-18294780\">\n\n\t<div id=\"col-332643451\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p><span style=\"font-weight: 400;\">L'impression s\u00e9rigraphique UV peut donner des r\u00e9sultats tr\u00e8s esth\u00e9tiques, mais elle peut rencontrer quelques difficult\u00e9s dans certaines conditions. Une mauvaise adh\u00e9rence, un durcissement incomplet, des microperforations, une couverture d'encre in\u00e9gale, des variations de couleur, l'obstruction de la maille et des probl\u00e8mes de rep\u00e9rage constituent les probl\u00e8mes les plus courants. Suivez nos conseils pour trouver les solutions adapt\u00e9es.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Si vous recherchez des machines de s\u00e9rigraphie UV, ne cherchez pas plus loin.<\/span><a href=\"https:\/\/autoprintmachine.com\/fr\/\"> <b>Machine d'impression automatique<\/b><\/a><span style=\"font-weight: 400;\"> propose l'une des meilleures solutions et offre les r\u00e9sultats escompt\u00e9s. Nous disposons de machines haut de gamme aux performances garanties. Contactez nos experts pour obtenir un devis !<\/span><\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Ce guide traite des probl\u00e8mes courants rencontr\u00e9s en s\u00e9rigraphie UV et propose des solutions. L'article pr\u00e9sente une analyse d\u00e9taill\u00e9e de sept probl\u00e8mes majeurs : mauvaise adh\u00e9rence de l'encre, durcissement incomplet, microperforations, couches d'encre irr\u00e9guli\u00e8res, incoh\u00e9rence des couleurs, encrassement de l'\u00e9cran et d\u00e9formation de l'image. Il en expose les causes courantes et propose des solutions pratiques pour chacun d'entre eux.<\/p>","protected":false},"author":22,"featured_media":3508,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3480","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>7 Common UV Screen Printing Problems and Solutions<\/title>\n<meta name=\"description\" content=\"If you have encountered UV screen printing problems, we have discussed seven common problems and steps to fix them. Read on!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/autoprintmachine.com\/fr\/7-problemes-courants-lies-a-limpression-serigraphique-uv-et-comment-y-remedier\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"7 Common UV Screen Printing Problems and Solutions\" \/>\n<meta property=\"og:description\" content=\"If you have encountered UV screen printing problems, we have discussed seven common problems and steps to fix them. 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