{"id":15477,"date":"2026-05-16T16:03:18","date_gmt":"2026-05-16T08:03:18","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=15477"},"modified":"2026-05-16T16:03:22","modified_gmt":"2026-05-16T08:03:22","slug":"tool-steel-for-die-casting-dies-inserts","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/es\/tool-steel-for-die-casting-dies-inserts\/","title":{"rendered":"Tool Steel for Die Casting Dies &amp; Inserts"},"content":{"rendered":"<section class=\"aobo-selection-page\">\n  <style>\n    .aobo-selection-page {\n      --aobo-blue: #0c56d0;\n      --aobo-blue-dark: #073b8e;\n      --aobo-blue-soft: #eaf2ff;\n      --aobo-blue-line: #c9dcff;\n      --aobo-border: #d7e5fb;\n      --aobo-text: #203044;\n      --aobo-muted: #617087;\n      --aobo-orange: #f59b23;\n      --aobo-white: #ffffff;\n      --aobo-shadow: 0 18px 45px rgba(12, 86, 208, 0.10);\n      font-family: Arial, Helvetica, sans-serif;\n      color: var(--aobo-text);\n      background: transparent;\n      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    }\n\n      .aobo-hero h1 {\n        font-size: 28px;\n      }\n\n      .aobo-grid {\n        grid-template-columns: 1fr;\n      }\n\n      .aobo-summary-table {\n        display: block;\n        overflow-x: auto;\n        white-space: nowrap;\n      }\n\n      .aobo-section-title {\n        padding: 26px 20px 0;\n        border-radius: 22px 22px 0 0;\n      }\n\n      .aobo-grid {\n        padding: 22px 20px 26px;\n        border-radius: 0 0 22px 22px;\n      }\n\n      .aobo-cta {\n        padding: 26px 20px;\n        border-radius: 22px;\n      }\n    }\n  <\/style>\n\n  <div class=\"aobo-container\">\n\n    <div class=\"aobo-hero\">\n      <h1>Tool Steel Selection for Die Casting Dies &#038; Inserts<\/h1>\n      <p>\n        Select tool steel by casting alloy, molten metal temperature, heat checking resistance, hot hardness, erosion resistance, and toughness requirement.\n        For die casting dies and inserts, the main choice is usually between thermal fatigue resistance, hot strength, erosion resistance, and resistance to cracking.\n      <\/p>\n    <\/div>\n\n    <div class=\"aobo-section-title\">\n      <h2>Quick Selection Guide by Tool Steel Grade<\/h2>\n      <p>\n        Choose the grade according to whether the die is used for aluminum, magnesium, zinc, lead, brass, copper, inserts, cores, or holder blocks.\n      <\/p>\n    <\/div>\n\n    <div class=\"aobo-grid\">\n\n      <div class=\"aobo-card\">\n        <div>\n          <span class=\"aobo-tag\">Aluminum Die Casting<\/span>\n          <h3>Acero para herramientas H13 <small>1.2344 \/ SKD61<\/small><\/h3>\n          <p>\n            Recommended for aluminum and magnesium die casting dies, inserts, and cores.\n          <\/p>\n          <div class=\"aobo-reason\">\n            Reason: H13 gives a strong balance of hot hardness, toughness, thermal fatigue resistance, and erosion resistance against molten aluminum.\n          <\/div>\n        <\/div>\n        <div class=\"aobo-buttons\">\n          <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/es\/h13-tool-steel\/\">Ver detalles<\/a>\n          <a class=\"aobo-btn aobo-btn-inquiry hs-cta-trigger-button hs-cta-trigger-button-230288465624\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n        <\/div>\n      <\/div>\n\n      <div class=\"aobo-card\">\n        <div>\n          <span class=\"aobo-tag\">High Toughness Inserts<\/span>\n          <h3>Acero para herramientas H11 <small>1.2343 \/ SKD6<\/small><\/h3>\n          <p>\n            Recommended for aluminum and magnesium die casting inserts, cores, and tooling where toughness is critical.\n          <\/p>\n          <div class=\"aobo-reason\">\n            Reason: H11 provides high toughness, hot strength, and resistance to thermal shock, helping delay heat-checking crack growth.\n          <\/div>\n        <\/div>\n        <div class=\"aobo-buttons\">\n          <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/es\/h11-tool-steel\/\">Ver detalles<\/a>\n          <a class=\"aobo-btn aobo-btn-inquiry hs-cta-trigger-button hs-cta-trigger-button-230288465624\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n        <\/div>\n      <\/div>\n\n      <div class=\"aobo-card\">\n        <div>\n          <span class=\"aobo-tag\">Zinc Die Casting<\/span>\n          <h3>P20 Mold Steel <small>1.2311<\/small><\/h3>\n          <p>\n            Recommended for short to medium-run zinc die casting dies, inserts, and die holder blocks.\n          <\/p>\n          <div class=\"aobo-reason\">\n            Reason: P20 is commonly supplied prehardened, allowing machining to final dimensions without post-machining heat treatment distortion.\n          <\/div>\n        <\/div>\n        <div class=\"aobo-buttons\">\n          <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/es\/p20-tool-steel\/\">Ver detalles<\/a>\n          <a class=\"aobo-btn aobo-btn-inquiry hs-cta-trigger-button hs-cta-trigger-button-230288465624\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n        <\/div>\n      <\/div>\n\n      <div class=\"aobo-card\">\n        <div>\n          <span class=\"aobo-tag\">Long-Run Zinc Dies<\/span>\n          <h3>Acero para herramientas H13 <small>1.2344 \/ SKD61<\/small><\/h3>\n          <p>\n            Recommended for long-run zinc die casting dies that need superior wear life over many casting cycles.\n          <\/p>\n          <div class=\"aobo-reason\">\n            Reason: H13 provides better wear life and heat-checking resistance than prehardened mold steel in long-run zinc die casting.\n          <\/div>\n        <\/div>\n        <div class=\"aobo-buttons\">\n          <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/es\/h13-tool-steel\/\">Ver detalles<\/a>\n          <a class=\"aobo-btn aobo-btn-inquiry hs-cta-trigger-button hs-cta-trigger-button-230288465624\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n        <\/div>\n      <\/div>\n\n      <div class=\"aobo-card\">\n        <div>\n          <span class=\"aobo-tag\">Copper &#038; Brass Dies<\/span>\n          <h3>Acero para herramientas H21 <small>1.2581 \/ SKD5<\/small><\/h3>\n          <p>\n            Recommended for brass and copper die casting dies and inserts under high operating temperatures.\n          <\/p>\n          <div class=\"aobo-reason\">\n            Reason: H21 contains high tungsten, giving strong red hardness and resistance to softening under severe molten brass or copper contact.\n          <\/div>\n        <\/div>\n        <div class=\"aobo-buttons\">\n          <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/es\/h21-tool-steel\/\">Ver detalles<\/a>\n          <a class=\"aobo-btn aobo-btn-inquiry hs-cta-trigger-button hs-cta-trigger-button-230288465624\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n        <\/div>\n      <\/div>\n\n      <div class=\"aobo-card\">\n        <div>\n          <span class=\"aobo-tag\">High-Temperature Dies<\/span>\n          <h3>Acero para herramientas H10 <small>1.2365 \/ SKD7<\/small><\/h3>\n          <p>\n            Recommended for high-temperature die casting dies and inserts where stronger hot-work performance is required.\n          <\/p>\n          <div class=\"aobo-reason\">\n            Reason: H10 is a hot-work tool steel option for applications that need hot strength, tempering resistance, and resistance to thermal fatigue.\n          <\/div>\n        <\/div>\n        <div class=\"aobo-buttons\">\n          <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/es\/h10-tool-steel\/\">Ver detalles<\/a>\n          <a class=\"aobo-btn aobo-btn-inquiry hs-cta-trigger-button hs-cta-trigger-button-230288465624\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n        <\/div>\n      <\/div>\n\n    <\/div>\n\n    <div class=\"aobo-section-title\">\n      <h2>Selection Summary<\/h2>\n      <p>\n        This table gives a faster comparison when the buyer already knows the casting alloy and main die failure risk.\n      <\/p>\n    <\/div>\n\n    <table class=\"aobo-summary-table\">\n      <thead>\n        <tr>\n          <th>Die Casting Application<\/th>\n          <th>Requisito principal<\/th>\n          <th>Aobo Steel Grades<\/th>\n        <\/tr>\n      <\/thead>\n      <tbody>\n        <tr>\n          <td>Aluminum and magnesium die casting dies, inserts, and cores<\/td>\n          <td>Thermal fatigue resistance, hot hardness, toughness, and erosion resistance<\/td>\n          <td>H13, H11<\/td>\n        <\/tr>\n        <tr>\n          <td>High-velocity aluminum flow or erosion-prone areas<\/td>\n          <td>Resistance to washing, soldering, and molten aluminum erosion<\/td>\n          <td>H13<\/td>\n        <\/tr>\n        <tr>\n          <td>Short to medium-run zinc die casting dies and holder blocks<\/td>\n          <td>Cost control, prehardened supply, and low distortion risk<\/td>\n          <td>P20<\/td>\n        <\/tr>\n        <tr>\n          <td>Long-run zinc die casting dies<\/td>\n          <td>Higher wear life and heat-checking resistance over many cycles<\/td>\n          <td>H13, H11<\/td>\n        <\/tr>\n        <tr>\n          <td>Brass and copper die casting dies and inserts<\/td>\n          <td>Red hardness and resistance to softening at high temperature<\/td>\n          <td>H21<\/td>\n        <\/tr>\n        <tr>\n          <td>High-temperature hot-work die casting applications<\/td>\n          <td>Hot strength, tempering resistance, and thermal fatigue resistance<\/td>\n          <td>H10, H21<\/td>\n        <\/tr>\n      <\/tbody>\n    <\/table>\n\n    <div class=\"aobo-cta\">\n      <div>\n        <h2>Need Tool Steel for Die Casting Dies or Inserts?<\/h2>\n        <p>\n          Send your grade, size, quantity, casting alloy, and die application. Aobo Steel can support bulk supply of hot-work tool steel and mold steel round bars and plates for industrial buyers.\n        <\/p>\n      <\/div>\n      <a class=\"aobo-btn aobo-btn-inquiry hs-cta-trigger-button hs-cta-trigger-button-230288465624\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n    <\/div>\n\n  <\/div>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Tool Steel Selection for Die Casting Dies &#038; Inserts Select tool steel by casting alloy, molten metal temperature, heat checking resistance, hot hardness, erosion resistance, and toughness requirement. For die casting dies and inserts, the main choice is usually between thermal fatigue resistance, hot strength, erosion resistance, and resistance to cracking. Quick Selection Guide by [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"","_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"normal-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":"","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-15477","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.6 (Yoast SEO v27.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Tool Steel for Die Casting Dies &amp; 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Inserts Select tool steel by casting alloy, molten metal temperature, heat checking resistance, hot hardness, erosion resistance, and toughness requirement. 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Quick Selection Guide by&hellip;","_links":{"self":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages\/15477","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/comments?post=15477"}],"version-history":[{"count":1,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages\/15477\/revisions"}],"predecessor-version":[{"id":15478,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages\/15477\/revisions\/15478"}],"wp:attachment":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/media?parent=15477"}],"curies":[{"name":"gracias","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}