{"id":8753,"date":"2026-02-28T17:12:56","date_gmt":"2026-02-28T09:12:56","guid":{"rendered":"https:\/\/www.recycle-plant.com\/?post_type=info&#038;p=8753"},"modified":"2026-02-28T17:12:57","modified_gmt":"2026-02-28T09:12:57","slug":"optimal-temperature-for-hot-washing-pet","status":"publish","type":"info","link":"https:\/\/www.recycle-plant.com\/fr\/optimal-temperature-for-hot-washing-pet.html","title":{"rendered":"Temp\u00e9rature optimale pour le lavage \u00e0 chaud du PET"},"content":{"rendered":"<p class=\"translation-block\">Le contr\u00f4le de la temp\u00e9rature est une science. Pour <strong>le lavage \u00e0 chaud du PET<\/strong>, l'objectif est de maximiser l'efficacit\u00e9 du nettoyage sans endommager l'int\u00e9grit\u00e9 du polym\u00e8re. Alors, quel est le \u00ab bon compromis \u00bb ?<\/p>    <p class=\"translation-block\">Apr\u00e8s des ann\u00e9es de tests, il a \u00e9t\u00e9 prouv\u00e9 que <strong>85\u00b0C \u00e0 95\u00b0C<\/strong> est la plage optimale. \u00c0 cette temp\u00e9rature, la soude caustique et les d\u00e9tergents dans le <a href=\"https:\/\/www.recycle-plant.com\/fr\/hot-water-washing-tank.html\">tank de lavage \u00e0 chaud<\/a> fonctionnent de mani\u00e8re la plus efficace pour d\u00e9composer les liaisons de colle.<\/p>    <p class=\"translation-block\"><strong>Pourquoi ne pas d\u00e9passer 100\u00b0C ?<\/strong> Beaucoup de d\u00e9butants pensent que plus chaud est meilleur. Cependant, le PET est sensible \u00e0 l'humidit\u00e9 \u00e0 haute temp\u00e9rature \u2014 un processus appel\u00e9 <strong>hydrolyse<\/strong>. Si l'eau d\u00e9passe 100\u00b0C, cela peut d\u00e9clencher <strong>la d\u00e9gradation thermique du rPET<\/strong>, provoquant une chute brutale de <strong>la viscosit\u00e9 intrins\u00e8que (VI)<\/strong>. Un flocon \u00e0 faible VI devient cassant et perd sa valeur pour des applications \u00e0 haute r\u00e9sistance comme la filature ou le soufflage de nouvelles bouteilles. Nos <a href=\"https:\/\/www.recycle-plant.com\/fr\/plastic-bottle-recycling-line\/\">lignes de recyclage du PET<\/a> utilisent des capteurs de pr\u00e9cision pour maintenir cet \u00e9quilibre d\u00e9licat.<\/p>","protected":false},"excerpt":{"rendered":"<p>Temperature control is a science. For hot washing PET, the goal is to maximize cleaning efficiency without damaging the polymer&#8217;s integrity. So, what is the &#8220;sweet spot&#8221;? Through years of testing, it has been proven that 85\u00b0C to 95\u00b0C is the optimal range. At this temperature, the caustic soda and detergents in the hot washing [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"template":"","tags":[32],"info-type":[3],"class_list":["post-8753","info","type-info","status-publish","hentry","tag-hot-water-washing-tank","info-type-knowledge-base"],"taxonomy_info":{"post_tag":[{"value":32,"label":"Hot water washing tank"}],"info-type":[{"value":3,"label":"Knowledge Base"}]},"featured_image_src_large":false,"author_info":{"display_name":"Ella","author_link":"https:\/\/www.recycle-plant.com\/fr\/author\/admin\/"},"comment_info":"","_links":{"self":[{"href":"https:\/\/www.recycle-plant.com\/fr\/wp-json\/wp\/v2\/info\/8753","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.recycle-plant.com\/fr\/wp-json\/wp\/v2\/info"}],"about":[{"href":"https:\/\/www.recycle-plant.com\/fr\/wp-json\/wp\/v2\/types\/info"}],"author":[{"embeddable":true,"href":"https:\/\/www.recycle-plant.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"wp:attachment":[{"href":"https:\/\/www.recycle-plant.com\/fr\/wp-json\/wp\/v2\/media?parent=8753"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.recycle-plant.com\/fr\/wp-json\/wp\/v2\/tags?post=8753"},{"taxonomy":"info-type","embeddable":true,"href":"https:\/\/www.recycle-plant.com\/fr\/wp-json\/wp\/v2\/info-type?post=8753"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}