{"id":307285,"date":"2025-11-20T15:04:50","date_gmt":"2025-11-20T15:04:50","guid":{"rendered":"https:\/\/www.procarton.com\/?page_id=307285"},"modified":"2025-11-20T15:18:25","modified_gmt":"2025-11-20T15:18:25","slug":"cartonboard-production","status":"publish","type":"page","link":"https:\/\/www.procarton.com\/es\/activities\/cepi-cartonboard\/cartonboard-production\/","title":{"rendered":"Producci\u00f3n de cart\u00f3n"},"content":{"rendered":"<div class=\"av-animated-generic top-to-bottom flex_column av_three_fourth  flex_column_div av-zero-column-padding first  avia-builder-el-0  el_before_av_one_fourth  avia-builder-el-first\" style='border-radius:0px; '>\n<section class=\"av_textblock_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" >\n<div class='avia_textblock'   itemprop=\"text\" >\n<p><strong>Materias primas<\/strong><\/p>\n<p>El cart\u00f3n est\u00e1 hecho de fibras de celulosa que se producen a partir de madera o reutilizando fibra recuperada o papel usado. Puede utilizarse una combinaci\u00f3n de ambos y hay varios tipos de fibra que producen caracter\u00edsticas diferentes.<\/p>\n<p>La pasta de papel se fabrica mec\u00e1nica o qu\u00edmicamente a partir de los raleos de los bosques y los residuos de los aserraderos, dejando que los \u00e1rboles m\u00e1s grandes maduren para obtener madera aserrada para usos como la construcci\u00f3n y el mobiliario. Toda la celulosa utilizada por las empresas miembros de Pro Carton se fabrica con madera procedente de bosques certificados y en los bosques gestionados se plantan m\u00e1s \u00e1rboles de los que se talan, lo que garantiza una base de materia prima cada vez mayor e infinitamente renovable.<\/p>\n<p>La fibra recuperada o el papel usado se recogen en toda Europa lo m\u00e1s cerca posible del punto de uso para reducir el transporte. Se pueden utilizar todos los tipos de papel, cart\u00f3n y envases y, tras la clasificaci\u00f3n, las balas de fibra recuperada se entregan a las f\u00e1bricas de cart\u00f3n para su uso. Se calcula que las fibras de papel y cart\u00f3n pueden utilizarse hasta siete veces. En Europa se fabrican unas 46% de cart\u00f3n a partir de pasta y el resto, 54%, con fibra recuperada o papel usado.<\/p>\n<p><strong>Fabricaci\u00f3n de cart\u00f3n<\/strong><\/p>\n<p>El inicio del proceso de producci\u00f3n es la zona de preparaci\u00f3n. Aqu\u00ed, la fibra, ya sea en forma de pasta o de papel recuperado, se mezcla con agua en grandes hidrapulperas hasta conseguir una suspensi\u00f3n muy fina. A continuaci\u00f3n, se limpia para eliminar cualquier contrariedad, se refina para aumentar su resistencia y se bombea a la m\u00e1quina de cart\u00f3n, donde se fabrica el cart\u00f3n.<\/p>\n<p>La mezcla de fibra y agua de la planta de preparaci\u00f3n se bombea a la m\u00e1quina de cart\u00f3n y esta mezcla muy fina se coloca en varias mallas met\u00e1licas que se mueven continuamente. A medida que el agua se escurre a trav\u00e9s de la malla, las fibras empiezan a \u2018fraguar\u2019 y cada una de las l\u00e1minas se junta para formar una hoja continua de cart\u00f3n. A continuaci\u00f3n, se presiona con grandes rodillos para extraer m\u00e1s agua y se pasa por cilindros calentados con vapor para evaporar m\u00e1s agua.<\/p>\n<p>Cuando el cart\u00f3n ha alcanzado el contenido de humedad requerido, se a\u00f1aden hasta tres capas de revestimiento -hechas predominantemente de arcilla y tiza- a la superficie del cart\u00f3n. Estos revestimientos mejoran la suavidad y el brillo y son necesarios para conseguir la alta calidad de impresi\u00f3n que requieren los cartones.<\/p>\n<p>Todo el proceso se controla por ordenador dentro de tolerancias muy estrechas para garantizar la uniformidad de la calidad. Una vez fabricado el cart\u00f3n, se traslada a la zona de acabado, donde se corta para adaptarlo a las necesidades de cada cliente, ya sea en bobinas m\u00e1s peque\u00f1as o, m\u00e1s a menudo, en planchas sobre pal\u00e9s.<\/p>\n<p><strong>Acabado del cart\u00f3n<\/strong><\/p>\n<p>Despu\u00e9s de enrollar el cart\u00f3n en enormes bobinas al final de la m\u00e1quina, hay que convertirlo a un formato que puedan utilizar las imprentas y los clientes de otter. La mayor parte del cart\u00f3n se vende en hojas sobre pal\u00e9s, pero tambi\u00e9n se enrolla en bobinas m\u00e1s peque\u00f1as que se env\u00edan a los clientes, que imprimen directamente a partir de las bobinas.<\/p>\n<\/div>\n<\/section>\n<\/div>\n<div class=\"av-animated-generic top-to-bottom flex_column av_one_fourth  flex_column_div av-zero-column-padding   avia-builder-el-2  el_after_av_three_fourth  avia-builder-el-last\" style='border-radius:0px; '>\n<div  class='avia-image-container  av-styling-    avia-builder-el-3  el_before_av_image  avia-builder-el-first  avia-align-center'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\"  >\n<div class='avia-image-container-inner'>\n<div class='avia-image-overlay-wrap'><img decoding=\"async\" width=\"600\" height=\"202\" class='wp-image-274643 avia-img-lazy-loading-not-274643 avia_image' src=\"https:\/\/www.procarton.com\/wp-content\/uploads\/2022\/02\/Holmen-Iggesund-Workington-Mill-Biomass-Boiler.jpg\" alt='' title='Caldera de biomasa de la f\u00e1brica de Holmen Iggesund Workington'  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.procarton.com\/wp-content\/uploads\/2022\/02\/Holmen-Iggesund-Workington-Mill-Biomass-Boiler.jpg 600w, https:\/\/www.procarton.com\/wp-content\/uploads\/2022\/02\/Holmen-Iggesund-Workington-Mill-Biomass-Boiler-300x101.jpg 300w, https:\/\/www.procarton.com\/wp-content\/uploads\/2022\/02\/Holmen-Iggesund-Workington-Mill-Biomass-Boiler-18x6.jpg 18w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/div>\n<\/div>\n<\/div>\n<div  class='avia-image-container  av-styling-    avia-builder-el-4  el_after_av_image  avia-builder-el-last  avia-align-center'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\"  >\n<div class='avia-image-container-inner'>\n<div class='avia-image-overlay-wrap'><img decoding=\"async\" width=\"500\" height=\"364\" class='wp-image-277247 avia-img-lazy-loading-not-277247 avia_image' src=\"https:\/\/www.procarton.com\/wp-content\/uploads\/2022\/05\/Husum-Mill.jpg\" alt='' title='Molino de Husum'  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.procarton.com\/wp-content\/uploads\/2022\/05\/Husum-Mill.jpg 500w, https:\/\/www.procarton.com\/wp-content\/uploads\/2022\/05\/Husum-Mill-300x218.jpg 300w, https:\/\/www.procarton.com\/wp-content\/uploads\/2022\/05\/Husum-Mill-16x12.jpg 16w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":5916,"featured_media":264882,"parent":307280,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"inline_featured_image":false,"footnotes":""},"class_list":["post-307285","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - 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