{"id":1939,"date":"2012-05-15T09:41:23","date_gmt":"2012-05-15T09:41:23","guid":{"rendered":"http:\/\/teoriadeconstruccion.net\/blog\/?p=1939"},"modified":"2012-05-15T09:41:23","modified_gmt":"2012-05-15T09:41:23","slug":"metacaolin-definicion-y-ensayos","status":"publish","type":"post","link":"https:\/\/teoriadeconstruccion.net\/blog\/metacaolin-definicion-y-ensayos\/","title":{"rendered":"Metacaol\u00edn: definici\u00f3n y ensayos"},"content":{"rendered":"<p>El metacaol\u00edn es un material cementante suplementario, dado que es un aluminosilicato activado t\u00e9rmicamente, que se produce al calcinar el caol\u00edn a temperaturas aproximadas a 550\u00baC, produci\u00e9ndose una transformaci\u00f3n de su estructura cristalina.<\/p>\n<p><a href=\"https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2012\/05\/metacaolin.jpeg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-1940\" title=\"metacaolin\" src=\"https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2012\/05\/metacaolin-300x200.jpg?resize=446%2C297\" alt=\"\" width=\"446\" height=\"297\" \/><\/a><\/p>\n<p>Fundalmentalmente se aplica centrado en el aprovechamiento de su composici\u00f3n qu\u00edmica y reactividad como puzolana artificial en la producci\u00f3n de morteros y hormigones, contribuyendo en las resisitencias mec\u00e1nicas a edades tempranas\u00a0 y\u00a0 reduciendo la permeabilidad.<\/p>\n<p>Su color blanco le permite aplicaciones especiales y ser utilizado en la producci\u00f3n de cemento blanco con adiciones.<\/p>\n<p>La aplicaci\u00f3n del metacaolino o MK permite el refinamiento de poros. Seg\u00fan un estudio de Khatib, Sabir y Wild que analizaron el volumen y tama\u00f1o de poros en pastas con cemento portland adicionadas con MK (0,5, 10 y 15%) encontraron que el tama\u00f1o de poro disminuye, pero el volumen de poros totales se incrementa.<\/p>\n<p><em>Pore size distribution of metakaolin paste. Cement and Concrete Research Vol 26, No 10. 1996.<\/em><\/p>\n<p><a href=\"http:\/\/www.apfac.pt\/congresso2007\/comunicacoes\/Paper%2065_07.pdf\" target=\"_blank\">Ver resumen del ensayo realizado (ensayo 1)<\/a><\/p>\n<p><a href=\"http:\/\/boletines.secv.es\/upload\/20080422121441.47%5B1%5D35-43.pdf\" target=\"_blank\">Activaci\u00f3n alcalina de metacaol\u00edn.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>El metacaol\u00edn es un material cementante suplementario, dado que es un aluminosilicato activado t\u00e9rmicamente, que se produce al calcinar el caol\u00edn a temperaturas aproximadas a 550\u00baC, produci\u00e9ndose una transformaci\u00f3n de su estructura cristalina. Fundalmentalmente se aplica centrado en el aprovechamiento de su composici\u00f3n qu\u00edmica y reactividad como puzolana artificial en la producci\u00f3n de morteros y&hellip;&nbsp;<a href=\"https:\/\/teoriadeconstruccion.net\/blog\/metacaolin-definicion-y-ensayos\/\" rel=\"bookmark\">Leer m\u00e1s &raquo;<span class=\"screen-reader-text\">Metacaol\u00edn: definici\u00f3n y ensayos<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[10,100],"tags":[],"class_list":["post-1939","post","type-post","status-publish","format-standard","hentry","category-adiciones","category-mortero"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p3diCd-vh","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/teoriadeconstruccion.net\/blog\/wp-json\/wp\/v2\/posts\/1939","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/teoriadeconstruccion.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/teoriadeconstruccion.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/teoriadeconstruccion.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/teoriadeconstruccion.net\/blog\/wp-json\/wp\/v2\/comments?post=1939"}],"version-history":[{"count":0,"href":"https:\/\/teoriadeconstruccion.net\/blog\/wp-json\/wp\/v2\/posts\/1939\/revisions"}],"wp:attachment":[{"href":"https:\/\/teoriadeconstruccion.net\/blog\/wp-json\/wp\/v2\/media?parent=1939"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/teoriadeconstruccion.net\/blog\/wp-json\/wp\/v2\/categories?post=1939"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/teoriadeconstruccion.net\/blog\/wp-json\/wp\/v2\/tags?post=1939"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}