{"id":12368,"date":"2026-01-22T20:01:06","date_gmt":"2026-01-22T12:01:06","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=12368"},"modified":"2026-09-23T15:53:15","modified_gmt":"2026-09-23T07:53:15","slug":"selection-of-tool-steel-for-high-pressure-die-casting-dies","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/es\/selection-of-tool-steel-for-high-pressure-die-casting-dies\/","title":{"rendered":"Gu\u00eda de selecci\u00f3n de aceros para herramientas HPDC | H13 H11 Proveedor | Aobo Steel"},"content":{"rendered":"<section class=\"aobo-hpdc-dies-page\">\n  <style>\n\n    .aobo-hpdc-dies-page {\n      --aobo-blue: #0c56d0;\n      --aobo-blue-soft: #eaf2ff;\n      --aobo-border: #d7e5fb;\n      --aobo-text: #203044;\n      --aobo-muted: #617087;\n      --aobo-orange: #f59b23;\n      --aobo-shadow: 0 18px 45px rgba(12, 86, 208, 0.10);\n      font-family: inherit;\n      color: var(--aobo-text);\n      line-height: 1.7;\n      background: transparent;\n      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> div {\n      display: contents;\n    }\n\n    .aobo-hpdc-dies-page .aobo-cta-row .aobo-btn {\n      min-width: 220px;\n    }\n\n    @media (max-width: 760px) {\n      .aobo-hpdc-dies-page .aobo-grade-card {\n        padding: 20px;\n      }\n\n      .aobo-hpdc-dies-page .aobo-cta-row .aobo-btn {\n        width: 100%;\n        min-width: 0;\n      }\n    }\n\n    @media (max-width: 520px) {\n      .aobo-hpdc-dies-page .aobo-table th,\n      .aobo-hpdc-dies-page .aobo-table td {\n        padding: 11px 12px;\n        font-size: 14px;\n      }\n    }\n    <\/style>\n\n  <div class=\"aobo-wrap\">\n    <header class=\"aobo-hero\">\n      <h1 id=\"h-selection-of-tool-steel-for-high-pressure-die-casting-dies\">Selecci\u00f3n de aceros para herramientas en moldes de fundici\u00f3n a alta presi\u00f3n.<\/h1>\n      <p>La fundici\u00f3n a presi\u00f3n de alta velocidad (HPDC, por sus siglas en ingl\u00e9s) es un proceso r\u00e1pido en el que se inyecta metal fundido en un molde de acero a presiones de 6,9 a 206,8 MPa (1000 a 30 000 psi). La cavidad se llena y solidifica en segundos, lo que expone la superficie del molde a cargas t\u00e9rmicas y mec\u00e1nicas repetidas.<\/p>\n      <p>Durante cada ciclo, la superficie del molde se calienta r\u00e1pidamente al entrar en contacto con la aleaci\u00f3n fundida, seguido de un enfriamiento durante la eyecci\u00f3n de la pieza. Esto genera tensiones c\u00edclicas de compresi\u00f3n y tracci\u00f3n. Al mismo tiempo, el flujo de metal a alta velocidad provoca erosi\u00f3n superficial, mientras que la interacci\u00f3n qu\u00edmica entre la aleaci\u00f3n fundida y el molde puede dar lugar a la soldadura.<\/p>\n      <p>En la pr\u00e1ctica, la vida \u00fatil del chip est\u00e1 determinada por el mecanismo de fallo que predomina en las condiciones reales de funcionamiento: fatiga t\u00e9rmica, erosi\u00f3n o soldadura.<\/p>\n    <\/header>\n\n    <main class=\"aobo-article\">\n      <h2>Factores de selecci\u00f3n<\/h2>\n      <p>La selecci\u00f3n del acero para herramientas en el proceso HPDC comienza con la identificaci\u00f3n del modo de fallo predominante, para luego elegir el material adecuado que lo resista.<\/p>\n      <p>La fatiga t\u00e9rmica (agrietamiento por calor) es la causa m\u00e1s com\u00fan de falla. El calentamiento y enfriamiento repetidos generan grietas superficiales que se propagan bajo tensi\u00f3n mec\u00e1nica, lo que finalmente provoca descamaci\u00f3n o fractura.<\/p>\n      <p>Para retrasar este proceso, el acero debe conservar su resistencia a temperaturas elevadas, lo que significa que debe resistir el ablandamiento por revenido durante el calentamiento c\u00edclico. Al mismo tiempo, se requiere una tenacidad suficiente para frenar la propagaci\u00f3n de grietas una vez que estas se inician.<\/p>\n      <p>En la pr\u00e1ctica, estos requisitos entran en conflicto. Una mayor dureza mejora la resistencia a la erosi\u00f3n y la deformaci\u00f3n, pero acelera la propagaci\u00f3n de grietas. Una mayor tenacidad mejora la resistencia a las grietas, pero reduce la resistencia en caliente y la resistencia al desgaste.<\/p>\n      <p>En la producci\u00f3n, este equilibrio se controla principalmente seleccionando la dureza dentro de un rango manejable, en lugar de maximizar una sola propiedad.<\/p>\n      <h2>Aceros para herramientas recomendados<\/h2>\n      <div class=\"aobo-grade-card\">\n        <h3 id=\"h-h13-tool-steel-supplier-1-2344-skd61\">Proveedor de acero para herramientas H13 | 1.2344 | SKD61<\/h3>\n        <p>El H13 es la opci\u00f3n est\u00e1ndar para HPDC de aluminio y magnesio, donde no predomina ning\u00fan modo de fallo en particular.<\/p>\n        <p>Su sistema de aleaci\u00f3n proporciona una resistencia estable al reblandecimiento por temple, lo que le permite mantener su resistencia bajo ciclos t\u00e9rmicos repetidos. Al mismo tiempo, su tenacidad es suficiente para controlar la propagaci\u00f3n de grietas, lo cual es fundamental para gestionar el agrietamiento t\u00e9rmico.<\/p>\n        <p>Normalmente se utiliza con una dureza de entre 42 y 52 HRC, un rango ampliamente adoptado porque proporciona una resistencia constante tanto a la fatiga t\u00e9rmica como a la deformaci\u00f3n pl\u00e1stica bajo carga.<\/p>\n        <div class=\"aobo-cta-row\">\n          <div class=\"popmake-16052 hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><a class=\"aobo-btn aobo-btn-primary\">Enviar consulta ahora<\/a><\/div>\n          <a class=\"aobo-btn aobo-btn-secondary\" href=\"https:\/\/aobosteel.com\/es\/h13-tool-steel\/\">Ver detalles de suministro de material H13<\/a>\n        <\/div>\n      <\/div>\n      <div class=\"aobo-grade-card\">\n        <h3 id=\"h-aisi-h11-tool-steel-1-2343-skd6\">Acero para herramientas AISI H11 | 1.2343 | SKD6<\/h3>\n        <p>Se prefiere H11 cuando el riesgo de agrietamiento supera el riesgo de desgaste.<\/p>\n        <p>En comparaci\u00f3n con el H13, ofrece mayor tenacidad y mejor resistencia al choque t\u00e9rmico, lo que lo hace m\u00e1s adecuado para matrices grandes o geometr\u00edas complejas donde las concentraciones de tensi\u00f3n aumentan el riesgo de inicio de grietas.<\/p>\n        <p>Se suele utilizar con una dureza de 42 a 50 HRC. Su dureza ligeramente inferior mejora la resistencia a la propagaci\u00f3n de grietas, lo que puede prolongar la vida \u00fatil en zonas de alta tensi\u00f3n.<\/p>\n        <div class=\"aobo-cta-row\">\n          <div class=\"popmake-16052 hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><a class=\"aobo-btn aobo-btn-primary\">Enviar consulta ahora<\/a><\/div>\n          <a class=\"aobo-btn aobo-btn-secondary\" href=\"https:\/\/aobosteel.com\/es\/h11-tool-steel\/\">Ver detalles de suministro de material H11<\/a>\n        <\/div>\n      <\/div>\n      <div class=\"aobo-grade-card\">\n        <h3 id=\"h-aisi-h21-tool-steel-1-2581-skd5\">Acero para herramientas AISI H21 | 1.2581 | SKD5<\/h3>\n        <p>El H21 se utiliza cuando la temperatura de funcionamiento es el principal factor limitante.<\/p>\n        <p>Su alto contenido de tungsteno le permite mantener su resistencia a temperaturas en las que las fases H11 y H13 comienzan a ablandarse. Esto la hace id\u00f3nea para la fundici\u00f3n a presi\u00f3n de lat\u00f3n y cobre, donde la carga t\u00e9rmica es significativamente mayor.<\/p>\n        <p>La desventaja es una menor tenacidad y una mayor sensibilidad al choque t\u00e9rmico. Generalmente se utiliza con una dureza de 38 a 42 HRC para reducir el riesgo de fractura fr\u00e1gil, y una refrigeraci\u00f3n inadecuada puede aumentar significativamente el agrietamiento.<\/p>\n        <div class=\"aobo-cta-row\">\n          <div class=\"popmake-16052 hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><a class=\"aobo-btn aobo-btn-primary\">Enviar consulta ahora<\/a><\/div>\n          <a class=\"aobo-btn aobo-btn-secondary\" href=\"https:\/\/aobosteel.com\/es\/h21-tool-steel\/\">Ver detalles de suministro de materiales H21<\/a>\n        <\/div>\n      <\/div>\n      <div class=\"aobo-grade-card\">\n        <h3 id=\"h-aisi-p20-tool-steel-1-2311-3cr2mo\">Acero para herramientas AISI P20 | 1.2311 | 3Cr2Mo<\/h3>\n        <p>El P20 solo debe considerarse para la fundici\u00f3n a presi\u00f3n de zinc, donde la carga t\u00e9rmica es relativamente baja.<\/p>\n        <p>Al ser un acero pretemplado (28\u201337 HRC), permite el mecanizado directo a las dimensiones finales sin tratamiento t\u00e9rmico adicional, lo que reduce el riesgo de deformaci\u00f3n y el tiempo de producci\u00f3n.<\/p>\n        <p>Sin embargo, carece de la resistencia a altas temperaturas necesaria para el HPDC de aluminio o magnesio y no es adecuado para esas condiciones.<\/p>\n        <div class=\"aobo-cta-row\">\n          <div class=\"popmake-16052 hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><a class=\"aobo-btn aobo-btn-primary\">Enviar consulta ahora<\/a><\/div>\n          <a class=\"aobo-btn aobo-btn-secondary\" href=\"https:\/\/aobosteel.com\/es\/p20-tool-steel\/\">Ver detalles de suministro de material P20<\/a>\n        <\/div>\n      <\/div>\n      <h2>Tabla resumen<\/h2>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead><tr><th>Grado de acero para herramientas<\/th><th>Dureza t\u00edpica<\/th><th>Ventaja principal para HPDC<\/th><\/tr><\/thead>\n          <tbody>\n            <tr><td>AISI H13<\/td><td>42\u201352 HRC<\/td><td>Resistencia equilibrada a la fatiga t\u00e9rmica, el ablandamiento y la deformaci\u00f3n.<\/td><\/tr>\n            <tr><td>AISI H11<\/td><td>42\u201350 HRC<\/td><td>Mayor tenacidad; mejor resistencia a la propagaci\u00f3n de grietas.<\/td><\/tr>\n            <tr><td>AISI H21<\/td><td>38\u201342 HRC<\/td><td>Mantiene su resistencia a temperaturas elevadas en aplicaciones de alta temperatura.<\/td><\/tr>\n            <tr><td>AISI P20<\/td><td>28\u201337 HRC<\/td><td>Pretemplado; apto para fundici\u00f3n a presi\u00f3n de zinc a baja temperatura.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n    <\/main>\n  <\/div>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Selection of Tool Steel for High Pressure Die Casting Dies High-pressure die casting (HPDC) is a high-speed process in which molten metal is injected into a steel die under pressures of 6.9\u2013206.8 MPa (1,000\u201330,000 psi). The cavity fills and solidifies within seconds, exposing the die surface to repeated thermal and mechanical loading. During each cycle, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"","footer-sml-layout":"","ast-disable-related-posts":"","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":"set","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":""},"class_list":["post-12368","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.6 (Yoast SEO v28.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>HPDC Tool Steel Selection Guide | H13 H11 Supplier | Aobo Steel<\/title>\n<meta name=\"description\" content=\"Select the right tool steel for HPDC dies based on failure modes. 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The cavity fills and solidifies within seconds, exposing the die surface to repeated thermal and mechanical loading. During each cycle,&hellip;","rttpg_featured_image_url":null,"rttpg_author":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/es\/blog\/author\/admin\/"},"rttpg_comment":0,"rttpg_category":null,"rttpg_excerpt":"Selection of Tool Steel for High Pressure Die Casting Dies High-pressure die casting (HPDC) is a high-speed process in which molten metal is injected into a steel die under pressures of 6.9\u2013206.8 MPa (1,000\u201330,000 psi). The cavity fills and solidifies within seconds, exposing the die surface to repeated thermal and mechanical loading. 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