{"id":7347,"date":"2023-10-27T09:04:21","date_gmt":"2023-10-27T07:04:21","guid":{"rendered":"https:\/\/jt.lv\/aklimatizacija-un-uzglabasana\/"},"modified":"2025-04-22T12:24:33","modified_gmt":"2025-04-22T12:24:33","slug":"acclimatation-et-stockage","status":"publish","type":"page","link":"https:\/\/jt.lv\/fr\/acclimatation-et-stockage\/","title":{"rendered":"Acclimatation et stockage des produits"},"content":{"rendered":"\n<p>D\u00e8s r\u00e9ception des produits finis, le client est responsable de leur stockage dans des conditions appropri\u00e9es. JELGAVAS TIPOGR\u0100FIJA ne peut \u00eatre tenue responsable de la d\u00e9formation des produits finis (papier et carton) si le client ne respecte pas les conditions sp\u00e9cifi\u00e9es de stockage et d\u2019acclimatation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Acclimatation et stockage des produits<\/h2>\n\n\n\n<p>Les livres sont essentiellement constitu\u00e9s de papier, et le papier est une mati\u00e8re vivante. Chaque feuille de papier est compos\u00e9e de fibres extr\u00eamement sensibles aux variations de temp\u00e9rature et d\u2019humidit\u00e9. Chaque papier poss\u00e8de une humidit\u00e9 propre, pr\u00e9sente dans les fibres lors de la phase finale de la production du papier \u2013 c\u2019est ce qu\u2019on appelle l\u2019humidit\u00e9 d\u2019origine du papier. Lorsque le papier est expos\u00e9 \u00e0 un environnement dont le taux d\u2019humidit\u00e9 est sup\u00e9rieur ou inf\u00e9rieur \u00e0 son humidit\u00e9 d\u2019origine, il absorbe ou lib\u00e8re de l\u2019humidit\u00e9, ce qui provoque l\u2019expansion ou la contraction des fibres de papier, respectivement. En cons\u00e9quence, les feuilles de papier se d\u00e9forment, devenant ondul\u00e9es ou incurv\u00e9es. Pour ces raisons, le stockage et l\u2019acclimatation corrects des produits en papier et en carton sont extr\u00eamement importants, car l\u2019humidit\u00e9 et la temp\u00e9rature ont un impact significatif sur le papier et ses produits.<\/p>\n\n\n\n<p>Les papiers et cartons utilis\u00e9s pour l&rsquo;impression sont fabriqu\u00e9s avec une humidit\u00e9 relative de 45 \u00e0 55 %. Cela s&rsquo;explique par le fait que les machines d&rsquo;impression offset utilisent de l\u2019humidit\u00e9 et que le papier est expos\u00e9 au m\u00eame environnement humide pendant le traitement. \u00c0 ce niveau d\u2019humidit\u00e9, les fibres du papier sont stables et conservent une taille constante.<\/p>\n\n\n\n<p>L\u2019imprimerie assure le climat n\u00e9cessaire pour le papier dans son site de production, mais apr\u00e8s r\u00e9ception des produits finis, le client doit veiller \u00e0 l\u2019acclimatation des produits finis apr\u00e8s le transport et \u00e0 leur stockage dans des conditions appropri\u00e9es. Les produits finis peuvent \u00eatre irr\u00e9versiblement endommag\u00e9s en raison d\u2019une acclimatation insuffisante et\/ou d\u2019un stockage incorrect.<\/p>\n\n\n\n<p>Pour une acclimatation et un stockage corrects des produits en papier, les conditions suivantes doivent \u00eatre respect\u00e9es :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>acclimatation et stockage des produits dans leur emballage \u2013 cela aide \u00e0 pr\u00e9server l\u2019humidit\u00e9 d\u2019origine du papier et de ses produits ;<\/li>\n\n\n\n<li>stockage des produits dans des locaux \u00e0 temp\u00e9rature constante autant que possible, entre 19 et 23 \u00b0C ;<\/li>\n\n\n\n<li>surveillance attentive et pr\u00e9cise du temps d\u2019acclimatation.<\/li>\n<\/ul>\n\n\n\n<p>Les normes GRT <em>(General Trade Rules)<\/em> d\u00e9finissent les temps d\u2019acclimatation suivants pour le papier et les produits en papier, selon la temp\u00e9rature :<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong><strong>Temp\u00e9rature, \u00b0C<\/strong><\/strong><\/td><td><strong><strong>Temps d\u2019acclimatation, h<\/strong><\/strong><\/td><\/tr><tr><td>+25 \u00b0C<\/td><td>5 h<\/td><\/tr><tr><td>+20 \u00b0C<\/td><td>0 h<\/td><\/tr><tr><td>+15 \u00b0C<\/td><td>6 h<\/td><\/tr><tr><td>+10 \u00b0C<\/td><td>12 h<\/td><\/tr><tr><td>0 \u00b0C<\/td><td>24 h<\/td><\/tr><tr><td>-5 \u00b0C<\/td><td>36 h<\/td><\/tr><tr><td>-10 \u00b0C<\/td><td>48 h<\/td><\/tr><tr><td>-15 \u00b0C<\/td><td>60 h<\/td><\/tr><tr><td>-20 \u00b0C<\/td><td>78 h<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u00e8s r\u00e9ception des produits finis, le client est responsable de leur stockage dans des conditions appropri\u00e9es. JELGAVAS TIPOGR\u0100FIJA ne peut \u00eatre tenue responsable de la d\u00e9formation des produits finis (papier et carton) si le client ne respecte pas les conditions sp\u00e9cifi\u00e9es de stockage et d\u2019acclimatation. Acclimatation et stockage des produits Les livres sont essentiellement constitu\u00e9s [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5921,"parent":0,"menu_order":49,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-7347","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Acclimatation et stockage des produits - Jelgavas tipogr\u0101fija<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jt.lv\/fr\/acclimatation-et-stockage\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Acclimatation et stockage des produits - Jelgavas tipogr\u0101fija\" \/>\n<meta property=\"og:description\" content=\"D\u00e8s r\u00e9ception des produits finis, le client est responsable de leur stockage dans des conditions appropri\u00e9es. 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