{"id":2895,"date":"2025-08-17T14:25:01","date_gmt":"2025-08-17T14:25:01","guid":{"rendered":"https:\/\/cpxzx.com\/?post_type=product&#038;p=2895"},"modified":"2025-08-18T08:00:35","modified_gmt":"2025-08-18T08:00:35","slug":"plastic-pentagon-ring","status":"publish","type":"product","link":"https:\/\/cpxzx.com\/fr\/produit\/plastic-pentagon-ring\/","title":{"rendered":"Anneau pentagonal en plastique PVC PP PVDF pour l'emballage des tours"},"content":{"rendered":"<p data-start=\"649\" data-end=\"1059\"><strong>Anneaux pentagonaux en plastique<\/strong> sont largement utilis\u00e9s dans les tours de garnissage des industries p\u00e9troli\u00e8re, chimique, du chlore et de la soude, du gaz naturel et de la protection de l'environnement. Adapt\u00e9s \u00e0 des temp\u00e9ratures de fonctionnement comprises entre 60 \u00b0C et 280 \u00b0C, ils sont reconnus pour leur grand taux de vide, leur contact gaz-liquide suffisant et leur grande efficacit\u00e9 de s\u00e9paration, ce qui en fait une solution rentable et durable pour divers processus de s\u00e9paration.<\/p>\n<h2>Caract\u00e9ristiques principales<\/h2>\n<ul>\n<li>Capacit\u00e9 \u00e9lev\u00e9e - Les grandes ouvertures et la g\u00e9om\u00e9trie de la base pentagonale offrent un d\u00e9bit \u00e9lev\u00e9 avec un faible \u0394P.<\/li>\n<li>Excellent transfert de masse - L'exposition accrue de la surface favorise un contact gaz-liquide et un mouillage efficaces.<\/li>\n<li>Conception anti-salissures - La structure ouverte minimise le colmatage et convient aux flux charg\u00e9s de particules et de goudron.<\/li>\n<li>R\u00e9sistance chimique et thermique - Disponible en PP, PE, PVC, CPVC, PVDF, PTFE et PP renforc\u00e9 pour les milieux agressifs.<\/li>\n<li>L\u00e9ger et \u00e9conomique - La faible densit\u00e9 en vrac r\u00e9duit le poids de la tour et les co\u00fbts d'installation.<\/li>\n<\/ul>\n<h2>Applications typiques<\/h2>\n<ul>\n<li>D\u00e9sulfuration des gaz de combustion (DGC) et lavage des gaz<\/li>\n<li>Tours d'absorption et de neutralisation des acides et des alcalis<\/li>\n<li>Stripping (ammoniac, COV) et r\u00e9cup\u00e9ration des solvants<\/li>\n<li>Traitement chimique, p\u00e9trochimie, traitement des gaz de cok\u00e9faction<\/li>\n<li>Services de transfert de chaleur et de masse n\u00e9cessitant une faible perte de charge<\/li>\n<\/ul>\n<h2>Mat\u00e9riaux et plage de temp\u00e9rature<\/h2>\n<ul>\n<li>PP \/ RPP - service typique jusqu'\u00e0 ~100-120 \u00b0C<\/li>\n<li>PE \/ HDPE - service typique jusqu'\u00e0 ~80-90 \u00b0C<\/li>\n<li>PVC \/ CPVC - service typique \u00e0 ~60-90 \u00b0C (PVC) et ~90-100 \u00b0C (CPVC)<\/li>\n<li>PVDF - service typique jusqu'\u00e0 ~140-150 \u00b0C<\/li>\n<li>PTFE - service typique jusqu'\u00e0 ~200-260 \u00b0C<\/li>\n<\/ul>\n<p>Les limites exactes d\u00e9pendent de la qualit\u00e9, de la pression, de la chimie et du temps de s\u00e9jour. Consultez les conditions de votre proc\u00e9d\u00e9.<\/p>\n<h2>Dimensions courantes et donn\u00e9es techniques (r\u00e9f\u00e9rence)<\/h2>\n<p>Les valeurs ci-dessous sont repr\u00e9sentatives de l'eau et de l'air dans des conditions ambiantes. Les performances r\u00e9elles varient en fonction du milieu et du r\u00e9gime de fonctionnement.<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"5\">\n<thead>\n<tr>\n<th>Taille nominale<br \/>\n(mm)<\/th>\n<th>Surface sp\u00e9cifique<br \/>\n(m\u00b2\/m\u00b3)<\/th>\n<th>Fraction du vide<br \/>\n(%)<\/th>\n<th>Pi\u00e8ces par m\u00b3<br \/>\n(environ)<\/th>\n<th>Densit\u00e9 en vrac<br \/>\n(kg\/m\u00b3)<\/th>\n<th>Facteur d'emballage \u00e0 sec<br \/>\n(m-\u00b9)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>38 \u00d7 12 \u00d7 1.2<\/td>\n<td>~240-250<\/td>\n<td>~95<\/td>\n<td>~46,000<\/td>\n<td>~110<\/td>\n<td>~260<\/td>\n<\/tr>\n<tr>\n<td>50 \u00d7 17 \u00d7 1.5<\/td>\n<td>~210-220<\/td>\n<td>~96-97<\/td>\n<td>~21,500<\/td>\n<td>~105<\/td>\n<td>~225<\/td>\n<\/tr>\n<tr>\n<td>76 \u00d7 26 \u00d7 2.5<\/td>\n<td>~190-200<\/td>\n<td>~95-96<\/td>\n<td>~6,500<\/td>\n<td>~90<\/td>\n<td>~205<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Comment \u00e7a marche<\/h2>\n<p>La base pentagonale et le r\u00e9seau ouvert offrent de multiples voies d'\u00e9coulement et points de turbulence. Les films liquides s'\u00e9talent sur les nervures internes tandis que le gaz s'\u00e9coule \u00e0 travers de grandes fen\u00eatres, augmentant la surface interfaciale et renouvelant les films liquides pour un transfert de masse efficace avec une faible perte de charge.<\/p>\n<h2>Avantages par rapport aux emballages al\u00e9atoires en plastique conventionnels<\/h2>\n<ul>\n<li>Capacit\u00e9 plus \u00e9lev\u00e9e \u00e0 efficacit\u00e9 comparable gr\u00e2ce \u00e0 des ouvertures effectives plus grandes<\/li>\n<li>Am\u00e9lioration de la distribution des liquides et de la stabilit\u00e9 du mouillage<\/li>\n<li>Tendance plus faible \u00e0 la formation de ponts ou \u00e0 l'encrassement par rapport aux g\u00e9om\u00e9tries d'anneaux denses<\/li>\n<li>Facilit\u00e9 d'installation ; compatible avec les supports d'emballage et de maintien standard<\/li>\n<\/ul>\n<h2>Qualit\u00e9 et conformit\u00e9<\/h2>\n<ul>\n<li>Fabriqu\u00e9 \u00e0 partir de r\u00e9sines vierges ou de r\u00e9sines recycl\u00e9es sp\u00e9cifi\u00e9es par commande<\/li>\n<li>Qualit\u00e9s stabilis\u00e9es aux UV et ignifug\u00e9es en option<\/li>\n<li>Dimensions par \u00e9chantillonnage de lot ; certificats MFI et de densit\u00e9 disponibles sur demande<\/li>\n<\/ul>\n<h2>Lignes directrices de s\u00e9lection<\/h2>\n<ul>\n<li><strong>Choisir la taille<\/strong>Les tailles les plus grandes pour un rendement \u00e9lev\u00e9 \/ faible \u0394P ; les tailles les plus petites pour une plus grande efficacit\u00e9.<\/li>\n<li><strong>Choisir le mat\u00e9riau<\/strong>Les produits de l'industrie de l'emballage : adapter la r\u00e9sistance chimique et la temp\u00e9rature aux milieux de production.<\/li>\n<li><strong>Profondeur du lit<\/strong>Les plantes peuvent \u00eatre utilis\u00e9es pour la culture des plantes : typiquement 1-6 m par \u00e9tage en fonction de l'utilisation ; envisager des redistributeurs pour les lits hauts.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>L'anneau pentagonal en plastique est un emballage al\u00e9atoire tr\u00e8s efficace dot\u00e9 d'une structure \u00e9vid\u00e9e unique qui acc\u00e9l\u00e8re l'\u00e9coulement des liquides et am\u00e9liore l'efficacit\u00e9 de la s\u00e9paration gaz-liquide. Les grandes ouvertures lat\u00e9rales emp\u00eachent le colmatage et l'encrassement, tandis que les cinq coins r\u00e9guli\u00e8rement inclin\u00e9s vers le bas favorisent la formation de gouttelettes plus grosses, am\u00e9liorant ainsi le transfert de masse. Fabriqu\u00e9 \u00e0 partir de plastiques chimiquement r\u00e9sistants tels que le PE, le PP, le RPP et le PVC, il se caract\u00e9rise par sa l\u00e9g\u00e8ret\u00e9, sa grande porosit\u00e9, sa faible perte de charge, sa faible hauteur d'unit\u00e9 de transfert de masse, son point d'inondation \u00e9lev\u00e9, son contact total entre le gaz et le liquide et son excellente r\u00e9sistance aux produits chimiques et \u00e0 la chaleur.<\/p>","protected":false},"featured_media":2924,"parent":0,"template":"","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"default","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"pcategory":[22,25],"ptag":[],"class_list":["post-2895","product","type-product","status-publish","has-post-thumbnail","hentry","pcategory-random-packing","pcategory-plastic-random-packing"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Plastic Pentagon Ring<\/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:\/\/cpxzx.com\/fr\/produit\/plastic-pentagon-ring\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Plastic Pentagon Ring\" \/>\n<meta property=\"og:description\" content=\"Plastic pentagon ring is a highly efficient random packing with a unique hollow-out structure that accelerates liquid flow and improves gas\u2013liquid separation efficiency. 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