{"id":4455,"date":"2026-09-29T14:54:45","date_gmt":"2026-09-29T06:54:45","guid":{"rendered":"https:\/\/xifagroup.com\/?p=4455"},"modified":"2026-09-29T14:54:45","modified_gmt":"2026-09-29T06:54:45","slug":"multiwall-paper-bag-buying-guide","status":"publish","type":"post","link":"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/","title":{"rendered":"Sacs en papier multicouches : construction, barri\u00e8res et guide d'achat"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_63 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" >Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Basculer la table des mati\u00e8res\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Basculer<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#What_is_a_multiwall_paper_bag\" title=\"Qu&#039;est-ce qu&#039;un sac en papier multicouche ?\">Qu'est-ce qu'un sac en papier multicouche ?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Ply_count_and_paper_weight\" title=\"Nombre de plis et poids du papier\">Nombre de plis et poids du papier<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Which_layers_and_barrier_options_are_available\" title=\"Quels sont les couches et les options de barri\u00e8re disponibles ?\">Quels sont les couches et les options de barri\u00e8re disponibles ?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#PE_liners_and_coatings\" title=\"Doublures et rev\u00eatements en PE\">Doublures et rev\u00eatements en PE<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Aluminum_barriers\" title=\"Barri\u00e8res en aluminium\">Barri\u00e8res en aluminium<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Which_closure_style_should_buyers_choose\" title=\"Quel style de fermeture les acheteurs doivent-ils choisir ?\">Quel style de fermeture les acheteurs doivent-ils choisir ?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Valve_bags\" title=\"Sacs \u00e0 valve\">Sacs \u00e0 valve<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Pinch-bottom_bags\" title=\"Sacs \u00e0 fond pliss\u00e9\">Sacs \u00e0 fond pliss\u00e9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Sewn_closures\" title=\"Fermetures cousues\">Fermetures cousues<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#How_do_paper_bags_compare_with_PE_and_PP_woven_packaging\" title=\"Comment les sacs en papier se comparent-ils aux emballages tiss\u00e9s en PE et PP ?\">Comment les sacs en papier se comparent-ils aux emballages tiss\u00e9s en PE et PP ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Which_specifications_should_buyers_put_in_an_RFQ\" title=\"Quelles sp\u00e9cifications les acheteurs doivent-ils inclure dans une demande de prix ?\">Quelles sp\u00e9cifications les acheteurs doivent-ils inclure dans une demande de prix ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Which_quality_tests_and_certifications_matter\" title=\"Quels tests de qualit\u00e9 et certifications sont importants ?\">Quels tests de qualit\u00e9 et certifications sont importants ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#What_should_buyers_check_for_MOQ_samples_and_lead_time\" title=\"Que doivent v\u00e9rifier les acheteurs concernant les MOQ, les \u00e9chantillons et les d\u00e9lais de livraison ?\">Que doivent v\u00e9rifier les acheteurs concernant les MOQ, les \u00e9chantillons et les d\u00e9lais de livraison ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#FAQs_About_Multiwall_Paper_Bags\" title=\"FAQ sur les sacs en papier multicouches\">FAQ sur les sacs en papier multicouches<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#How_many_layers_should_there_be_in_an_industrial_paper_bag\" title=\"Combien de couches doit comporter un sac en papier industriel ?\">Combien de couches doit comporter un sac en papier industriel ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Do_paper_bags_provide_moisture_resistance_for_the_contents\" title=\"Les sacs en papier offrent-ils une r\u00e9sistance \u00e0 l&#039;humidit\u00e9 pour le contenu ?\">Les sacs en papier offrent-ils une r\u00e9sistance \u00e0 l'humidit\u00e9 pour le contenu ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Are_25_kg_and_50_kg_paper_bags_possible\" title=\"Les sacs en papier de 25 kg et 50 kg sont-ils possibles ?\">Les sacs en papier de 25 kg et 50 kg sont-ils possibles ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Can_multiwall_paper_bags_be_filled_automatically\" title=\"Les sacs en papier multicouches peuvent-ils \u00eatre remplis automatiquement ?\">Les sacs en papier multicouches peuvent-ils \u00eatre remplis automatiquement ?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#Conclusion\" title=\"Conclusion\">Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\"><strong>R\u00e9ponse rapide<\/strong>:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le <strong>sac en papier multicouche<\/strong> se compose de plusieurs plis de papier kraft utilis\u00e9s pour le transport de poudres industrielles, de mat\u00e9riaux granul\u00e9s, d'ingr\u00e9dients alimentaires, d'aliments pour animaux, d'engrais et de mat\u00e9riaux connexes. Une doublure en PE, un rev\u00eatement ou une barri\u00e8re en aluminium peuvent \u00eatre inclus en plus du papier kraft si le produit l'exige. Le meilleur choix de <strong>sac en papier multicouche<\/strong> d\u00e9pend du poids, de la taille des particules, de la sensibilit\u00e9 \u00e0 l'eau, des machines de remplissage, du transport et des fermetures des produits. Le nombre de plis n'est qu'un des facteurs affectant les performances du sac. Multicouche <a href=\"https:\/\/xifagroup.com\/fr\/paper-bag-manufacture\/\" target=\"_blank\" rel=\"noreferrer noopener\">sacs en papier<\/a> produits par XIFA Group comprennent jusqu'\u00e0 4 plis de papier kraft. Les types de structures sont la doublure en PE, le rev\u00eatement en PE et la barri\u00e8re en aluminium.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_a_multiwall_paper_bag\"><\/span>Qu'est-ce qu'un <strong>sac en papier multicouche<\/strong>?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Contrairement au sac en papier simple paroi g\u00e9n\u00e9ral, la version multicouche se compose de plusieurs couches de papier pour former un emballage industriel. Chaque couche peut avoir une fonction structurelle ou protectrice.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ply_count_and_paper_weight\"><\/span>Nombre de plis et poids du papier<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">XIFA fabrique des emballages en kraft de 2 \u00e0 4 plis. Le nombre requis de couches d\u00e9pend du poids de remplissage, de la densit\u00e9 du produit, de la manipulation et du processus de transport. La couche suppl\u00e9mentaire n'est pas toujours n\u00e9cessaire. Le grammage du papier et la r\u00e9sistance de chaque couche joueront \u00e9galement un r\u00f4le.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/xifagroup.com\/wp-content\/uploads\/2026\/09\/image1-1024x576.webp\" alt=\"Sac en papier kraft avec doublure PE et barri\u00e8re en aluminium\" class=\"wp-image-4456\" srcset=\"https:\/\/xifagroup.com\/wp-content\/uploads\/2026\/09\/image1-1024x576.webp 1024w, https:\/\/xifagroup.com\/wp-content\/uploads\/2026\/09\/image1-300x169.webp 300w, https:\/\/xifagroup.com\/wp-content\/uploads\/2026\/09\/image1-768x432.webp 768w, https:\/\/xifagroup.com\/wp-content\/uploads\/2026\/09\/image1-1536x864.webp 1536w, https:\/\/xifagroup.com\/wp-content\/uploads\/2026\/09\/image1-18x10.webp 18w, https:\/\/xifagroup.com\/wp-content\/uploads\/2026\/09\/image1.webp 1672w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Which_layers_and_barrier_options_are_available\"><\/span>Quels sont les couches et les options de barri\u00e8re disponibles ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le kraft multicouche simple peut \u00eatre utilis\u00e9 pour de nombreux produits secs. Les produits sensibles \u00e0 l'humidit\u00e9, huileux ou fins peuvent n\u00e9cessiter une barri\u00e8re secondaire.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"PE_liners_and_coatings\"><\/span>Doublures et rev\u00eatements en PE<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Une doublure en PE aidera \u00e0 prot\u00e9ger contre l'humidit\u00e9 et le tamisage. La doublure peut \u00eatre utile pour <a href=\"https:\/\/xifagroup.com\/fr\/blog\/agricultural-bags\/best-packaging-materials-for-fertilizer\/\" target=\"_blank\" rel=\"noreferrer noopener\">engrais<\/a>, les produits chimiques, les ingr\u00e9dients alimentaires et autres produits qui n\u00e9cessitent une protection contre l'humidit\u00e9 ext\u00e9rieure. Le papier couch\u00e9 PE est une autre option pour stocker ou transporter des produits sensibles \u00e0 l'humidit\u00e9.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Aluminum_barriers\"><\/span>Barri\u00e8res en aluminium<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les constructions \u00e0 barri\u00e8re en aluminium offrent une meilleure protection contre l'humidit\u00e9, l'oxyg\u00e8ne et la lumi\u00e8re. Ces barri\u00e8res sont pr\u00e9f\u00e9r\u00e9es lorsque le produit est sensible ou en poudre. La s\u00e9lection des barri\u00e8res doit \u00eatre faite en fonction des exigences d'exposition. Les couches inutiles n'ajoutent pas de valeur \u00e0 l'emballage.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Which_closure_style_should_buyers_choose\"><\/span>Quel style de fermeture les acheteurs doivent-ils choisir ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La fermeture a un impact sur la vitesse de remplissage de l'emballage, le contr\u00f4le de la poussi\u00e8re, le scellage et la forme de la palette.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Valve_bags\"><\/span>Sacs \u00e0 valve<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le <a href=\"https:\/\/xifagroup.com\/fr\/valve-bag-manufacturer\/\" target=\"_blank\" rel=\"noreferrer noopener\">sacs \u00e0 valve<\/a> peut \u00eatre rempli \u00e0 l'aide d'un trou d'angle avec la machine de remplissage appropri\u00e9e. XIFA fournit les sacs \u00e0 valve pour le papier et pour une utilisation dans les syst\u00e8mes de remplissage automatique. Il sera plus facile de les remplir avec une apparence propre car le sac principal est ferm\u00e9 pendant le processus.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Pinch-bottom_bags\"><\/span>Sacs \u00e0 fond pliss\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les sacs \u00e0 fond pliss\u00e9 peuvent offrir un aspect propre et scell\u00e9 et \u00eatre \u00e9galement utilis\u00e9s dans le processus de remplissage avec l'automatisation appropri\u00e9e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Sewn_closures\"><\/span>Fermetures cousues<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les sacs cousus seront id\u00e9aux dans les cas o\u00f9 la bouche ouverte doit \u00eatre remplie de mati\u00e8re avant de la sceller. La couture, le papier et le contr\u00f4le du tamisage devront \u00eatre adapt\u00e9s au produit.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_do_paper_bags_compare_with_PE_and_PP_woven_packaging\"><\/span>Comment les sacs en papier se comparent-ils aux emballages tiss\u00e9s en PE et PP ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Chaque conception r\u00e9pond \u00e0 un d\u00e9fi d'emballage particulier. En voici quelques-unes \u00e0 consid\u00e9rer.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Emballage<\/strong><\/td><td><strong>Force principale<\/strong><\/td><td><strong>Niveau de barri\u00e8re<\/strong><\/td><td><strong>Ajustement typique<\/strong><\/td><\/tr><tr><td>Papier multicouche<\/td><td>Imprimabilit\u00e9 et empilage structur\u00e9<\/td><td>R\u00e9glable avec des doublures<\/td><td>Poudres, aliments pour animaux, ingr\u00e9dients<\/td><\/tr><tr><td>Sac en PE<\/td><td>Protection contre l&#039;humidit\u00e9<\/td><td>Haut<\/td><td>Produits sensibles \u00e0 l'humidit\u00e9<\/td><\/tr><tr><td><a href=\"https:\/\/xifagroup.com\/fr\/custom-pp-woven-bag\/\" target=\"_blank\" rel=\"noreferrer noopener\">sac tiss\u00e9 en PP<\/a><\/td><td>R\u00e9sistance \u00e0 la d\u00e9chirure et \u00e0 la manipulation<\/td><td>Peut \u00eatre lamin\u00e9<\/td><td>Engrais, aliments pour animaux, min\u00e9raux<\/td><\/tr><tr><td>Papier + barri\u00e8re<\/td><td>Ext\u00e9rieur en papier avec protection suppl\u00e9mentaire<\/td><td>Moyen \u00e0 \u00e9lev\u00e9<\/td><td>Poudres sensibles<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/xifagroup.com\/fr\/products\/25kg-powder-paper-bag\/\" target=\"_blank\" rel=\"noreferrer noopener\">Papier<\/a>, PE, tiss\u00e9 PP et packs mixtes sont les produits de XIFA. Par cons\u00e9quent, la s\u00e9lection des mat\u00e9riaux est bas\u00e9e sur le produit emball\u00e9, et non l'inverse. Pour l'emballage de produits allant de 25 kg \u00e0 50 kg, et destin\u00e9s \u00e0 un usage industriel, des devis personnalis\u00e9s de sacs en papier XIFA peuvent \u00eatre disponibles.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Which_specifications_should_buyers_put_in_an_RFQ\"><\/span>Quelles sp\u00e9cifications les acheteurs doivent-ils inclure dans une demande de prix ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Une demande de prix permettra au fournisseur de concevoir le sac en fonction de la ligne de remplissage et des conditions logistiques.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Article de la demande de prix<\/strong><\/td><td><strong>Informations \u00e0 fournir<\/strong><\/td><\/tr><tr><td>Produit<\/td><td>Poudre, granul\u00e9, aliment pour animaux, produit chimique, ingr\u00e9dient alimentaire<\/td><\/tr><tr><td>Poids de remplissage<\/td><td>Par exemple, 25 kg ou 50 kg<\/td><\/tr><tr><td>Dimensions<\/td><td>Largeur \u00d7 longueur \u00d7 soufflet<\/td><\/tr><tr><td>Papier<\/td><td>Nombre de plis et GSM<\/td><\/tr><tr><td>Barri\u00e8re<\/td><td>Aucune, <a href=\"https:\/\/xifagroup.com\/fr\/blog\/fibc-bags\/polyethylene-liners-for-bulk-bags\/\" target=\"_blank\" rel=\"noreferrer noopener\">doublure en PE<\/a>, rev\u00eatement ou aluminium<\/td><\/tr><tr><td>Fermeture<\/td><td>Valve, fond pliss\u00e9, cousu ou autre<\/td><\/tr><tr><td>Impression<\/td><td>\u0152uvre d'art, couleurs, c\u00f4t\u00e9s d'impression<\/td><\/tr><tr><td>Remplissage<\/td><td>Manuel ou automatique<\/td><\/tr><tr><td>Quantit\u00e9<\/td><td>Volume de commande et pr\u00e9vision annuelle<\/td><\/tr><tr><td>Logistique<\/td><td>Destination et conditions de stockage<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Autres bonnes <strong>sac en papier multicouche<\/strong> sp\u00e9cifications qui peuvent affecter la conception du sac incluent la sensibilit\u00e9 \u00e0 l'humidit\u00e9 du mat\u00e9riau, la taille des particules et l'abrasivit\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Which_quality_tests_and_certifications_matter\"><\/span>Quels tests de qualit\u00e9 et certifications sont importants ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les tests doivent \u00eatre li\u00e9s au produit et \u00e0 la logistique. Des v\u00e9rifications peuvent \u00eatre effectu\u00e9es pour la taille du sac, l'\u00e9paisseur du papier, la couture, l'impression, les propri\u00e9t\u00e9s de remplissage et la r\u00e9sistance \u00e0 l'exp\u00e9dition.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Selon XIFA, parmi les syst\u00e8mes disponibles dans l'entreprise concernant les syst\u00e8mes de gestion et de s\u00e9curit\u00e9 alimentaire figurent AIB, <a href=\"https:\/\/xifagroup.com\/fr\/blog\/fibc-bags\/understanding-food-brc-aib-and-sqf-certifications-for-fibc-bags\/\" target=\"_blank\" rel=\"noreferrer noopener\">BRC<\/a>, FSSC 22000, HACCP et certifications bas\u00e9es sur ISO. Il est important de savoir quelle certification est n\u00e9cessaire pour le produit et la commande de production particuliers, en particulier pour l'emballage alimentaire. La tra\u00e7abilit\u00e9 de la production est \u00e9galement importante pour les commandes industrielles.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_should_buyers_check_for_MOQ_samples_and_lead_time\"><\/span>Que doivent v\u00e9rifier les acheteurs concernant les MOQ, les \u00e9chantillons et les d\u00e9lais de livraison ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">XIFA mentionne que le volume de commande OEM habituel est d'environ 10 000 sacs en papier. Il a un d\u00e9lai de livraison en vrac habituel de 15 \u00e0 20 jours. Le d\u00e9lai de livraison exact d\u00e9pendra de la structure, des mat\u00e9riaux, de l'impression, de la quantit\u00e9 et du calendrier de production.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les \u00e9chantillons doivent \u00eatre v\u00e9rifi\u00e9s en fonction de la machinerie de remplissage qui les utilisera lors de la production en vrac. Toutes les dimensions, valves ou ouvertures, la fermeture, l'impression et la structure de la barri\u00e8re doivent correspondre \u00e0 la sp\u00e9cification approuv\u00e9e.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQs_About_Multiwall_Paper_Bags\"><\/span>FAQ sur <strong>Sacs en papier multicouches<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_many_layers_should_there_be_in_an_industrial_paper_bag\"><\/span>Combien de couches doit comporter un sac en papier industriel ?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Il n'y a pas de r\u00e9ponse d\u00e9finitive \u00e0 cette question. XIFA fournit entre 2 et 4 couches de kraft, en fonction de la charge, du produit, de la manipulation et des besoins en barri\u00e8re.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Do_paper_bags_provide_moisture_resistance_for_the_contents\"><\/span>Les sacs en papier offrent-ils une r\u00e9sistance \u00e0 l'humidit\u00e9 pour le contenu ?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Oui, mais seulement si la conception int\u00e8gre une couche ou un rev\u00eatement en PE appropri\u00e9 ou tout autre type de barri\u00e8re. Le papier kraft seul offre une tr\u00e8s faible r\u00e9sistance \u00e0 l'humidit\u00e9.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Are_25_kg_and_50_kg_paper_bags_possible\"><\/span>Les sacs en papier de 25 kg et 50 kg sont-ils possibles ?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les sacs en papier sont fabriqu\u00e9s pour diverses applications de remplissage de capacit\u00e9 chez XIFA. La structure finale doit d\u00e9pendre du poids du produit et des conditions de remplissage.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Can_multiwall_paper_bags_be_filled_automatically\"><\/span>Les sacs en papier multicouches peuvent-ils \u00eatre remplis automatiquement ?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Oui, mais seulement si elles sont con\u00e7ues de mani\u00e8re appropri\u00e9e pour les lignes de remplissage automatis\u00e9es. Il est utile de disposer des sp\u00e9cifications de la machine ou d'\u00e9chantillons des sacs existants.<\/p>\n\n\n\n<style>\n  \/* Applied !important to ensure removal of all link decorations and borders from global theme styles *\/\n  .hero-card {\n    display: flex;\n    flex-wrap: wrap;\n    align-items: center;\n    background: #f7f8fa;\n    border-radius: 16px;\n    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);\n    padding: 24px;\n    max-width: 900px;\n    margin: 40px auto;\n    color: inherit;\n    font-family: 'Poppins', Arial, sans-serif;\n    transition: transform 0.2s ease-in-out;\n    \/* Core Fix: Force removal of text decoration, underlines, and borders *\/\n    text-decoration: none !important;\n    border: none !important;\n    outline: none !important;\n  }\n\n  .hero-card:hover {\n    transform: translateY(-2px);\n    text-decoration: none !important;\n  }\n\n  .hero-image {\n    width: 220px;\n    height: auto;\n    border-radius: 12px;\n    object-fit: cover;\n    flex-shrink: 0;\n  }\n\n  .hero-content {\n    padding-left: 24px;\n    flex: 1;\n    min-width: 260px;\n    text-decoration: none !important;\n  }\n\n  .hero-title {\n    font-size: 1.6rem;\n    font-weight: bold;\n    margin-bottom: 12px;\n    color: #222;\n    font-family: 'Poppins', sans-serif;\n    text-decoration: none !important;\n  }\n\n  .hero-description {\n    font-size: 1rem;\n    color: #555;\n    margin-bottom: 18px;\n    line-height: 1.6;\n    text-decoration: none !important;\n  }\n\n  .hero-link {\n    display: inline-block;\n    padding: 10px 20px;\n    background-color: #D70C19;\n    color: #fff;\n    text-decoration: none !important;\n    border-radius: 8px;\n    font-weight: bold;\n    transition: background 0.2s ease-in-out;\n  }\n\n  .hero-link:hover {\n    background-color: #b30a15;\n    text-decoration: none !important;\n  }\n\n  @media (max-width: 640px) {\n    .hero-card {\n      flex-direction: column;\n      text-align: center;\n    }\n\n    .hero-content {\n      padding-left: 0;\n      padding-top: 20px;\n    }\n\n    .hero-image {\n      width: 100%;\n      max-width: 280px;\n    }\n  }\n<\/style>\n\n<a class=\"hero-card\" href=\"https:\/\/xifagroup.com\/fr\/products\/25kg-powder-paper-bag\/\" target=\"_blank\" rel=\"noopener\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/xifagroup.com\/wp-content\/uploads\/2024\/11\/5-25kg-powder-paper-bag.webp\" alt=\"Sac \u00e0 papier poudre r\u00e9sistant de 25 kg\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">SAC DE PAPIER POUR POUDRE DE 25 kg<\/div>\n    <div class=\"hero-description\">\n      \u2022 Haute transparence et durabilit\u00e9 sup\u00e9rieure<br>\n      \u2022 Mat\u00e9riaux imperm\u00e9ables et recyclables<br>\n      \u2022 Excellente r\u00e9sistance chimique et thermique\n    <\/div>\n    <span class=\"hero-link\">Obtenez un devis technique<\/span>\n  <\/div>\n<\/a>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le bon <strong>sac en papier multicouche<\/strong> combine les plis structurels, la protection barri\u00e8re, la fermeture et les dimensions autour d'un produit et d'un processus de remplissage. Une RFQ d\u00e9taill\u00e9e est plus utile que la seule sp\u00e9cification de la capacit\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour les acheteurs industriels, les d\u00e9tails les plus importants sont les caract\u00e9ristiques du produit, le poids de remplissage, la structure du papier, la doublure, la fermeture, l'impression, la m\u00e9thode de remplissage et les conditions d'exp\u00e9dition.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vous souhaitez demander un devis aujourd'hui pour un sac en papier personnalis\u00e9 de 25 \u00e0 50 kg ? <a href=\"https:\/\/xifagroup.com\/fr\/contact\/\" target=\"_blank\" rel=\"noreferrer noopener\">Contact<\/a> XIFA Group avec le nombre de plis, la barri\u00e8re, la fermeture et les sp\u00e9cifications d'impression requis.<\/p>","protected":false},"excerpt":{"rendered":"<p>R\u00e9ponse rapide : Le sac en papier multicouche est constitu\u00e9 de plusieurs plis de papier kraft utilis\u00e9s pour le transport de poudres industrielles, de mat\u00e9riaux granul\u00e9s, d'ingr\u00e9dients alimentaires, d'aliments pour animaux, d'engrais et de mat\u00e9riaux connexes. Une doublure en PE, un rev\u00eatement ou une barri\u00e8re en aluminium peuvent \u00eatre inclus en plus du papier kraft si le produit l'exige. Le meilleur choix de sac en papier multicouche [\u2026]<\/p>","protected":false},"author":1,"featured_media":4457,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36],"tags":[],"class_list":["post-4455","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paper-bag"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Multiwall Paper Bag Construction and Barrier Specifications<\/title>\n<meta name=\"description\" content=\"Industrial multiwall paper bag options with PE liners and aluminum barriers engineered for 25kg to 50kg powder moisture protection and safe bulk transport\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Multiwall Paper Bag Construction and Barrier Specifications\" \/>\n<meta property=\"og:description\" content=\"Industrial multiwall paper bag options with PE liners and aluminum barriers engineered for 25kg to 50kg powder moisture protection and safe bulk transport\" \/>\n<meta property=\"og:url\" content=\"https:\/\/xifagroup.com\/fr\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/\" \/>\n<meta property=\"og:site_name\" content=\"Woven Polypropylene Bags Manufacturer - XIFA Group\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/XifaIndustrial\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-29T06:54:45+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/xifagroup.com\/wp-content\/uploads\/2026\/09\/image4.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1672\" \/>\n\t<meta property=\"og:image:height\" content=\"941\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Simin Xiang\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Simin Xiang\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/xifagroup.com\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/xifagroup.com\/blog\/paper-bag\/multiwall-paper-bag-buying-guide\/\"},\"author\":{\"name\":\"Simin Xiang\",\"@id\":\"https:\/\/xifagroup.com\/#\/schema\/person\/4d263c0013bfdfb49c10311e7ac00a7b\"},\"headline\":\"Multiwall Paper Bags: Construction, Barriers &amp; 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