{"id":5311,"date":"2022-11-02T01:26:34","date_gmt":"2022-11-02T01:26:34","guid":{"rendered":"http:\/\/tenabrix.com\/?p=5311"},"modified":"2023-06-03T01:17:56","modified_gmt":"2023-06-03T01:17:56","slug":"polypropylene-fibers-for-concrete","status":"publish","type":"post","link":"https:\/\/tenabrix.com\/es\/fibras-de-polipropileno-para-hormigon\/","title":{"rendered":"Fibras de polipropileno para hormig\u00f3n"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"5311\" class=\"elementor elementor-5311\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3c14eb2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3c14eb2\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-d222564\" data-id=\"d222564\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-c850ce1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c850ce1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-524e003\" data-id=\"524e003\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2564cd8 elementor-widget elementor-widget-image\" data-id=\"2564cd8\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"700\" height=\"300\" src=\"https:\/\/tenabrix.com\/wp-content\/uploads\/2022\/11\/Polypropylene-fibers-for-concrete.webp\" class=\"attachment-large size-large wp-image-5337\" alt=\"Fibras de polipropileno para hormig\u00f3n\" srcset=\"https:\/\/tenabrix.com\/wp-content\/uploads\/2022\/11\/Polypropylene-fibers-for-concrete.webp 700w, https:\/\/tenabrix.com\/wp-content\/uploads\/2022\/11\/Polypropylene-fibers-for-concrete-300x129.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-423c464 elementor-widget elementor-widget-text-editor\" data-id=\"423c464\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>En los \u00faltimos a\u00f1os, las fibras de polipropileno se han utilizado en aplicaciones de hormig\u00f3n con elevados requisitos de resistencia a la fisuraci\u00f3n. El excelente efecto antifisuras de las fibras de polipropileno ha sido confirmado por la ingenier\u00eda experimental, pero el impacto sobre otras propiedades del hormig\u00f3n, especialmente el rendimiento a largo plazo y la durabilidad, se ha convertido en una preocupaci\u00f3n de investigadores y usuarios. Este art\u00edculo analiza las propiedades mec\u00e1nicas generales, las propiedades a largo plazo y las propiedades de durabilidad del hormig\u00f3n con fibras de polipropileno.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-9916ce3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9916ce3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-0ab762f\" data-id=\"0ab762f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-566ff5a elementor-widget elementor-widget-heading\" data-id=\"566ff5a\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">1. Inhibir la contracci\u00f3n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0843729 elementor-widget elementor-widget-text-editor\" data-id=\"0843729\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>La adici\u00f3n de fibras de polipropileno puede inhibir eficazmente la contracci\u00f3n del hormig\u00f3n. Tomando 90d como ejemplo, a\u00f1adiendo 0,3kg\/m3-0,9kg\/m3 de fibra de polipropileno, la contracci\u00f3n seca del hormig\u00f3n se reduce de 8% a 15% en comparaci\u00f3n con el hormig\u00f3n de referencia, lo que se debe principalmente a la presencia de fibras de polipropileno en el material de la superficie del hormig\u00f3n. Es m\u00e1s dif\u00edcil que la superficie del hormig\u00f3n pierda agua y humedad, de modo que se reduce la tensi\u00f3n formada por la retracci\u00f3n, lo que inhibe eficazmente la retracci\u00f3n.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a1601f8 elementor-widget elementor-widget-image\" data-id=\"a1601f8\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"700\" height=\"300\" src=\"https:\/\/tenabrix.com\/wp-content\/uploads\/2022\/11\/the-shrinkage-of-concrete.webp\" class=\"attachment-large size-large wp-image-5341\" alt=\"la retracci\u00f3n del hormig\u00f3n\" srcset=\"https:\/\/tenabrix.com\/wp-content\/uploads\/2022\/11\/the-shrinkage-of-concrete.webp 700w, https:\/\/tenabrix.com\/wp-content\/uploads\/2022\/11\/the-shrinkage-of-concrete-300x129.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">la retracci\u00f3n del hormig\u00f3n<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-fc9e173 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fc9e173\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-1aeb057\" data-id=\"1aeb057\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-61b50bf elementor-widget elementor-widget-heading\" data-id=\"61b50bf\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">2. Penetraci\u00f3n de iones anticloruro<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-08dfba7 elementor-widget elementor-widget-text-editor\" data-id=\"08dfba7\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Aunque el efecto de mejora de la fibra de polipropileno sobre la permeabilidad del hormig\u00f3n frente a los iones de cloruro no es tan significativo como el de la impermeabilidad, sigue mostrando que con el aumento del contenido de fibra de polipropileno, el coeficiente de difusi\u00f3n de los iones de cloruro en el hormig\u00f3n disminuye, lo que indica que el hormig\u00f3n de fibra de polipropileno puede resistir m\u00e1s eficazmente la erosi\u00f3n de los iones de cloruro externos.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-e658e9e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e658e9e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-84e5f42\" data-id=\"84e5f42\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-33d65a3 elementor-widget elementor-widget-heading\" data-id=\"33d65a3\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">3. Anticorrosi\u00f3n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e588c01 elementor-widget elementor-widget-text-editor\" data-id=\"e588c01\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>La armadura del hormig\u00f3n con fibras de polipropileno se encuentra en buen estado, lo que demuestra la capacidad del hormig\u00f3n con fibras de polipropileno para resistir el ataque de los iones cloruro y proteger la armadura interna.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5508823 elementor-widget elementor-widget-image\" data-id=\"5508823\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"700\" height=\"300\" src=\"https:\/\/tenabrix.com\/wp-content\/uploads\/2022\/11\/Corroded-concrete.webp\" class=\"attachment-large size-large wp-image-5342\" alt=\"Hormig\u00f3n corro\u00eddo\" srcset=\"https:\/\/tenabrix.com\/wp-content\/uploads\/2022\/11\/Corroded-concrete.webp 700w, https:\/\/tenabrix.com\/wp-content\/uploads\/2022\/11\/Corroded-concrete-300x129.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Hormig\u00f3n corro\u00eddo<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-6ff361e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6ff361e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-980ea6b\" data-id=\"980ea6b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cff45fb elementor-widget elementor-widget-heading\" data-id=\"cff45fb\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">4. Impermeabilidad<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e8a24f5 elementor-widget elementor-widget-text-editor\" data-id=\"e8a24f5\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>La fibra de polipropileno puede inhibir eficazmente la generaci\u00f3n y el desarrollo de microfisuras de contracci\u00f3n por secado temprano y grietas de segregaci\u00f3n del hormig\u00f3n, reduciendo eficazmente la generaci\u00f3n de grietas conectadas y mejorando as\u00ed su rendimiento de impermeabilidad.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-5719509 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5719509\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-95d743c\" data-id=\"95d743c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c85e886 elementor-widget elementor-widget-heading\" data-id=\"c85e886\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">5. Resistencia a la congelaci\u00f3n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d003c36 elementor-widget elementor-widget-text-editor\" data-id=\"d003c36\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>La adici\u00f3n de fibras de polipropileno puede reducir significativamente los ciclos de congelaci\u00f3n-descongelaci\u00f3n del hormig\u00f3n tras el fen\u00f3meno de desconchamiento superficial, y mantener la integridad del aspecto del hormig\u00f3n. Mediante la investigaci\u00f3n experimental de las propiedades mec\u00e1nicas convencionales, las propiedades a largo plazo y la durabilidad del hormig\u00f3n de fibra de polipropileno, se ha descubierto que la fibra de polipropileno puede mejorar la resistencia temprana del hormig\u00f3n a las grietas y tambi\u00e9n puede inhibir eficazmente la contracci\u00f3n y la fluencia del hormig\u00f3n, as\u00ed como mejorar la resistencia del hormig\u00f3n. Puede resistir la corrosi\u00f3n de iones de cloruro externos, proteger las barras de acero y prevenir la corrosi\u00f3n. En resumen, el contenido de fibra es de 0,9 kg \/ m3 de fibra de polipropileno mezclado El hormig\u00f3n presenta propiedades mec\u00e1nicas generales superiores, propiedades a largo plazo, el rendimiento permanente de durabilidad.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-2aaeb90 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2aaeb90\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-6b684e2\" data-id=\"6b684e2\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3ef519a elementor-widget elementor-widget-text-editor\" data-id=\"3ef519a\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Fibra Tenabrix\u00ae De acuerdo con los resultados de la investigaci\u00f3n, para la comodidad de los proyectos de hormig\u00f3n de los clientes, proporcionar fibras de monofilamento de polipropileno con <a href=\"http:\/\/tenabrix.com\/es\/pongase-en-contacto-con\/?fromppfiberforc\">Envases de 900 g<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9dad945 elementor-widget elementor-widget-text-editor\" data-id=\"9dad945\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Para m\u00e1s informaci\u00f3n sobre Tenabrix\u00ae Concrete Fiber, consulte el sitio web:\u00a0 <strong><span style=\"text-decoration: underline;\"><a href=\"http:\/\/tenabrix.com\/es\/\">tenabrix.com<\/a><\/span><\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-48f7479 elementor-widget elementor-widget-shortcode\" data-id=\"48f7479\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"shortcode.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">[taxopress_postterms id=\"1\"]<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-73bbb7e\" data-id=\"73bbb7e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9454828 elementor-hidden-tablet elementor-hidden-mobile elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"9454828\" data-element_type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;marker_view&quot;:&quot;bullets&quot;,&quot;sticky&quot;:&quot;top&quot;,&quot;sticky_parent&quot;:&quot;yes&quot;,&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;,&quot;h4&quot;,&quot;h5&quot;,&quot;h6&quot;],&quot;icon&quot;:{&quot;value&quot;:&quot;fas fa-circle&quot;,&quot;library&quot;:&quot;fa-solid&quot;,&quot;rendered_tag&quot;:&quot;&lt;svg class=\\&quot;e-font-icon-svg e-fas-circle\\&quot; viewBox=\\&quot;0 0 512 512\\&quot; xmlns=\\&quot;http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\&quot;&gt;&lt;path d=\\&quot;M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8z\\&quot;&gt;&lt;\\\/path&gt;&lt;\\\/svg&gt;&quot;},&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;ekit_we_effect_on&quot;:&quot;none&quot;,&quot;sticky_on&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;],&quot;sticky_offset&quot;:0,&quot;sticky_effects_offset&quot;:0}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\t\u00cdndice\t\t\t<\/h4>\n\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__9454828\" aria-expanded=\"true\" aria-label=\"Abrir el \u00edndice\" data-no-translation-aria-label=\"\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__9454828\" aria-expanded=\"true\" aria-label=\"Cerrar \u00edndice\" data-no-translation-aria-label=\"\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t<div id=\"elementor-toc__9454828\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>En los \u00faltimos a\u00f1os, las fibras de polipropileno se han utilizado en aplicaciones de hormig\u00f3n con elevados requisitos de resistencia a la fisuraci\u00f3n. El excelente efecto antifisuraci\u00f3n de las fibras de polipropileno ha sido confirmado por la ingenier\u00eda experimental, pero el impacto sobre otras propiedades del hormig\u00f3n, especialmente el rendimiento a largo plazo y la durabilidad, se ha convertido en una preocupaci\u00f3n de investigadores y usuarios. Este art\u00edculo analiza las [...]<\/p>","protected":false},"author":1,"featured_media":5337,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_lock_modified_date":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","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":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[7],"tags":[30,47,31],"class_list":["post-5311","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-post","tag-fiber-reinforced-concrete","tag-improve-the-anti-cracking","tag-tenabrix-polypropylene-fiber"],"_links":{"self":[{"href":"https:\/\/tenabrix.com\/es\/wp-json\/wp\/v2\/posts\/5311","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tenabrix.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tenabrix.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tenabrix.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tenabrix.com\/es\/wp-json\/wp\/v2\/comments?post=5311"}],"version-history":[{"count":19,"href":"https:\/\/tenabrix.com\/es\/wp-json\/wp\/v2\/posts\/5311\/revisions"}],"predecessor-version":[{"id":5762,"href":"https:\/\/tenabrix.com\/es\/wp-json\/wp\/v2\/posts\/5311\/revisions\/5762"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tenabrix.com\/es\/wp-json\/wp\/v2\/media\/5337"}],"wp:attachment":[{"href":"https:\/\/tenabrix.com\/es\/wp-json\/wp\/v2\/media?parent=5311"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tenabrix.com\/es\/wp-json\/wp\/v2\/categories?post=5311"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tenabrix.com\/es\/wp-json\/wp\/v2\/tags?post=5311"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}