{"id":1151,"date":"2025-07-16T05:17:48","date_gmt":"2025-07-16T05:17:48","guid":{"rendered":"https:\/\/sinocarbonfibre.com\/?post_type=product&#038;p=1151"},"modified":"2025-07-24T01:20:25","modified_gmt":"2025-07-24T01:20:25","slug":"bidirectional-prepreg","status":"publish","type":"product","link":"https:\/\/sinocarbonfibre.com\/it\/prodotto\/bidirectional-prepreg\/","title":{"rendered":"Preimpregnato bidirezionale"},"content":{"rendered":"<div data-elementor-type=\"product-post\" data-elementor-id=\"1151\" class=\"elementor elementor-1151\" data-elementor-post-type=\"product\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a578929 e-flex e-con-boxed e-con e-parent\" data-id=\"a578929\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3e5ac1f elementor-widget elementor-widget-text-editor\" data-id=\"3e5ac1f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Il prepreg in fibra di carbonio \u00e8 un materiale composito ad alte prestazioni composto da fibra di carbonio e sistema di resina preimpregnata. \u00c8 un materiale intermedio fondamentale nel processo di produzione dei materiali compositi in fibra di carbonio ed \u00e8 ampiamente utilizzato nei settori aerospaziale, automobilistico, dell'energia eolica, delle attrezzature sportive e in altri campi con requisiti di alte prestazioni.<\/p><h1><strong><b>Composizione di base<\/b><\/strong><\/h1><p>Il prepreg in fibra di carbonio \u00e8 composto principalmente da due parti:<\/p><p><strong><b>Rinforzo in fibra di carbonio:<\/b><\/strong>\u00a0Di solito la fibra di carbonio ad alta resistenza e ad alto modulo viene utilizzata come rinforzo in una determinata disposizione (disposizione unidirezionale o forma di tessuto).<\/p><p><strong><b>Sistema di resina preimpregnata:<\/b><\/strong>\u00a0compresi materiali a matrice come resina epossidica, resina fenolica, resina poliimmidica, e possono contenere additivi come agenti indurenti, indurenti, ritardanti di fiamma, ecc.<\/p><h1><strong><b>Processo di produzione<\/b><\/strong><\/h1><p>Il processo di produzione del preimpregnato in fibra di carbonio comprende le seguenti fasi:<\/p><ul><li>Preparazione del tessuto\/filato in fibra di carbonio: selezionare i materiali in fibra di carbonio adatti e regolare la loro disposizione in base all'uso finale.<\/li><li>Preparazione del sistema di resina: preparare la matrice di resina appropriata in base ai requisiti di prestazione e regolare la viscosit\u00e0, la temperatura di polimerizzazione e altri parametri.<\/li><li>Processo di impregnazione: La fibra di carbonio viene impregnata uniformemente di resina attraverso processi quali il rivestimento, la fusione a caldo o l'impregnazione con solventi.<\/li><li>Trattamento di semi-cura: Attraverso il controllo della temperatura e del tempo, la resina raggiunge l'appropriato stato \"B stage\", cio\u00e8 lo stato di semi-cura, comodo per lo stoccaggio e la successiva lavorazione.<\/li><li>Avvolgimento\/taglio: Il prepreg viene avvolto o tagliato in dimensioni adeguate per il successivo stampaggio.<\/li><\/ul><h1><strong><b>Caratteristiche<\/b><\/strong><\/h1><p>Il preimpregnato in fibra di carbonio presenta le seguenti caratteristiche principali:<\/p><ul><li>Alta resistenza specifica e alto modulo specifico: La resistenza specifica e il modulo specifico superano di gran lunga quelli dei materiali metallici come l'acciaio e le leghe di alluminio.<\/li><li>Eccellente resistenza alla corrosione: Non \u00e8 influenzata da fattori ambientali generali (come acqua, acidi e alcali).<\/li><li>Buona progettabilit\u00e0: Le prestazioni possono essere ottimizzate regolando l'angolo di stesura, il numero di strati e il sistema di resine.<\/li><li>Leggero: La bassa densit\u00e0 pu\u00f2 ridurre significativamente il peso della struttura, particolarmente adatta all'industria aerospaziale e automobilistica.<\/li><li>Lavorazione conveniente: Ha una forte plasticit\u00e0 in condizioni di riscaldamento e polimerizzazione ed \u00e8 adatto a diversi processi di stampaggio, come la posa automatica delle fibre, la posa a mano e l'autoclave.<\/li><\/ul><h1><strong><b>Campi di applicazione<\/b><\/strong><\/h1><p>Il preimpregnato in fibra di carbonio \u00e8 ampiamente utilizzato nei seguenti settori grazie alle sue eccellenti propriet\u00e0 meccaniche e ai vantaggi di leggerezza:<\/p><ul><li>Aerospaziale: fusoliera di aerei, ali, cofano motore, parti di razzi, ecc.<\/li><li>Produzione di automobili: carrozzeria di auto sportive di alta gamma, telaio, albero di trasmissione, ecc.<\/li><li>Industria dell'energia eolica: pale di turbine eoliche, soprattutto di grandi dimensioni.<\/li><li>Articoli sportivi: racchette da tennis, telai di biciclette, sci, mazze da golf, ecc.<\/li><li>Attrezzature mediche: Tavole radiografiche, protesi, ecc.<\/li><\/ul><h1><strong><b>Precauzioni per la conservazione e l'uso<\/b><\/strong><\/h1><ul><li>Stoccaggio a bassa temperatura: in genere viene conservato a temperature inferiori a -18\u00b0C per evitare una polimerizzazione prematura della resina.<\/li><li>Durata di conservazione limitata: le prestazioni si degradano di solito dopo essere state conservate a temperatura ambiente per alcune settimane.<\/li><li>Evitare l'umidit\u00e0: la fibra di carbonio \u00e8 sensibile all'umidit\u00e0 e l'assorbimento di quest'ultima pu\u00f2 compromettere le prestazioni del prodotto finale.<\/li><\/ul><h1><strong><b>Tendenza di sviluppo<\/b><\/strong><\/h1><ul><li>Preimpregnati ecologici: sviluppo di sistemi di resine ecologiche a basso contenuto di composti organici volatili (VOC).<\/li><li>Sistemi di resine ad alte prestazioni: migliorano la resistenza alle alte temperature, la tenacit\u00e0 e la capacit\u00e0 di autorigenerazione.<\/li><li>Produzione intelligente: Combinata con la tecnologia di stratificazione automatizzata per migliorare l'efficienza produttiva e il controllo della qualit\u00e0.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6ea5726 e-flex e-con-boxed e-con e-parent\" data-id=\"6ea5726\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6ede129 elementor-widget elementor-widget-shortcode\" data-id=\"6ede129\" data-element_type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\n<table id=\"tablepress-15\" class=\"tablepress tablepress-id-15 tbody-has-connected-cells\">\n<tbody>\n<tr class=\"row-1\">\n\t<td rowspan=\"2\" class=\"column-1\">Codice prodotto<\/td><td colspan=\"2\" class=\"column-2\">Specifiche della fibra<\/td><td rowspan=\"2\" class=\"column-4\">Metodo del tessuto<\/td><td rowspan=\"2\" class=\"column-5\">Peso della fibra (g\/m\u00b2)<\/td><td rowspan=\"2\" class=\"column-6\">Contenuto di resina (%)<\/td><td rowspan=\"2\" class=\"column-7\">Peso totale del prepreg (g\/m\u00b2)<\/td><td rowspan=\"2\" class=\"column-8\">Spessore (mm)<\/td><td rowspan=\"2\" class=\"column-9\">Larghezza (mm)<\/td>\n<\/tr>\n<tr class=\"row-2\">\n\t<td class=\"column-2\">Ordito<\/td><td class=\"column-3\">Trama<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">H-CP1120<\/td><td class=\"column-2\">1K<\/td><td class=\"column-3\">1K<\/td><td class=\"column-4\">tessitura liscia<\/td><td class=\"column-5\">120<\/td><td class=\"column-6\">40<\/td><td class=\"column-7\">205<\/td><td class=\"column-8\">0.16<\/td><td class=\"column-9\">1000<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">H-CT1120<\/td><td class=\"column-2\">1K<\/td><td class=\"column-3\">1K<\/td><td class=\"column-4\">saia<\/td><td class=\"column-5\">120<\/td><td class=\"column-6\">40<\/td><td class=\"column-7\">205<\/td><td class=\"column-8\">0.16<\/td><td class=\"column-9\">1000<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">H-CP3200<\/td><td class=\"column-2\">3K<\/td><td class=\"column-3\">3K<\/td><td class=\"column-4\">tessitura liscia<\/td><td class=\"column-5\">200<\/td><td class=\"column-6\">40<\/td><td class=\"column-7\">330<\/td><td class=\"column-8\">0.28<\/td><td class=\"column-9\">1000<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">H-CT3200<\/td><td class=\"column-2\">3K<\/td><td class=\"column-3\">3K<\/td><td class=\"column-4\">saia<\/td><td class=\"column-5\">200<\/td><td class=\"column-6\">40<\/td><td class=\"column-7\">330<\/td><td class=\"column-8\">0.28<\/td><td class=\"column-9\">1000<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">H-CS3240<\/td><td class=\"column-2\">3K<\/td><td class=\"column-3\">3K<\/td><td class=\"column-4\">trama di raso<\/td><td class=\"column-5\">240<\/td><td class=\"column-6\">40<\/td><td class=\"column-7\">405<\/td><td class=\"column-8\">0.30<\/td><td class=\"column-9\">1000<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">H-CP6320<\/td><td class=\"column-2\">6K<\/td><td class=\"column-3\">6K<\/td><td class=\"column-4\">tessitura liscia<\/td><td class=\"column-5\">320<\/td><td class=\"column-6\">40<\/td><td class=\"column-7\">530<\/td><td class=\"column-8\">0.40<\/td><td class=\"column-9\">1000<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">H-CT6320<\/td><td class=\"column-2\">6K<\/td><td class=\"column-3\">6K<\/td><td class=\"column-4\">saia<\/td><td class=\"column-5\">320<\/td><td class=\"column-6\">40<\/td><td class=\"column-7\">530<\/td><td class=\"column-8\">0.40<\/td><td class=\"column-9\">1000<\/td>\n<\/tr>\n<tr class=\"row-10\">\n\t<td class=\"column-1\">H-CS6400<\/td><td class=\"column-2\">6K<\/td><td class=\"column-3\">6K<\/td><td class=\"column-4\">trama di raso<\/td><td class=\"column-5\">400<\/td><td class=\"column-6\">40<\/td><td class=\"column-7\">665<\/td><td class=\"column-8\">0.40<\/td><td class=\"column-9\">1000<\/td>\n<\/tr>\n<tr class=\"row-11\">\n\t<td class=\"column-1\">H-CP12400<\/td><td class=\"column-2\">12K<\/td><td class=\"column-3\">12K<\/td><td class=\"column-4\">tessitura liscia<\/td><td class=\"column-5\">400<\/td><td class=\"column-6\">40<\/td><td class=\"column-7\">670<\/td><td class=\"column-8\">0.50<\/td><td class=\"column-9\">1000<\/td>\n<\/tr>\n<tr class=\"row-12\">\n\t<td class=\"column-1\">H-CT12480<\/td><td class=\"column-2\">12K<\/td><td class=\"column-3\">12K<\/td><td class=\"column-4\">saia<\/td><td class=\"column-5\">400<\/td><td class=\"column-6\">40<\/td><td class=\"column-7\">800<\/td><td class=\"column-8\">0.55<\/td><td class=\"column-9\">1000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-15 from cache --><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Il prepreg in fibra di carbonio \u00e8 un materiale composito ad alte prestazioni composto da fibra di carbonio e sistema di resina preimpregnata. \u00c8 un materiale intermedio fondamentale nel processo di produzione dei materiali compositi in fibra di carbonio ed \u00e8 ampiamente utilizzato nei settori aerospaziale, automobilistico, dell'energia eolica, delle attrezzature sportive e in altri campi con requisiti di alte prestazioni. <\/p>","protected":false},"featured_media":1131,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"no-sidebar","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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