{"id":15860,"date":"2026-06-11T12:00:32","date_gmt":"2026-06-11T04:00:32","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=15860"},"modified":"2026-06-25T11:52:53","modified_gmt":"2026-06-25T03:52:53","slug":"esr-tool-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/es\/esr-tool-steel\/","title":{"rendered":"Proveedor de aceros para herramientas ESR | ESR D2 y H13 | Aobo Steel"},"content":{"rendered":"<div class=\"aobo-esr\">\n  <style>\n    .aobo-esr {\n      --aobo-blue: #0c56d0;\n      --aobo-blue-dark: #073b8e;\n      --aobo-blue-soft: #eaf2ff;\n      --aobo-border: #d7e5fb;\n      --aobo-orange: #f59b23;\n      --aobo-ink: #203044;\n      --aobo-grey: #617087;\n      --aobo-shadow: 0 18px 45px rgba(12, 86, 208, 0.10);\n      font-family: inherit;\n      color: var(--aobo-ink);\n      line-height: 1.7;\n      max-width: 1180px;\n      margin: 0 auto;\n      padding: 0;\n      background: transparent;\n    }\n\n    .aobo-esr * { box-sizing: border-box; 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margin: 0; padding-left: 20px; }\n    .aobo-esr .split li { margin-bottom: 10px; color: var(--aobo-ink); }\n\n    .aobo-esr .specs-list { margin: 18px 0 0; padding-left: 20px; }\n    .aobo-esr .specs-list li { margin-bottom: 10px; }\n\n    .aobo-esr .stat-band {\n      background: linear-gradient(135deg, #073b91 0%, #0c56d0 100%);\n      border-radius: 28px;\n      color: #fff;\n      padding: 38px 30px;\n      display: grid;\n      grid-template-columns: repeat(3, 1fr);\n      gap: 24px;\n      text-align: center;\n      margin: 44px 0;\n      box-shadow: 0 18px 45px rgba(12, 86, 208, 0.20);\n    }\n\n    .aobo-esr .stat-band .num { font-size: 2.1rem; font-weight: 800; color: var(--aobo-orange); }\n    .aobo-esr .stat-band .cap { font-size: 0.95rem; opacity: 0.92; margin-top: 6px; }\n\n    .aobo-esr .closing {\n      margin-top: 24px;\n      padding: 34px;\n      border-radius: 28px;\n      background: linear-gradient(135deg, #073b91 0%, #0c56d0 100%);\n      color: #ffffff;\n      box-shadow: 0 18px 45px rgba(12, 86, 208, 0.20);\n      text-align: left;\n    }\n\n    .aobo-esr .closing h2 {\n      color: #ffffff;\n      font-size: 26px;\n    }\n\n    .aobo-esr .closing p {\n      max-width: 780px;\n      margin: 0 0 22px;\n      color: rgba(255, 255, 255, 0.92);\n    }\n\n    .aobo-esr .closing .cta-button {\n      background: #ffffff;\n      border-color: #ffffff;\n      color: var(--aobo-blue);\n    }\n\n    @media (max-width: 760px) {\n      .aobo-esr {\n        padding: 0;\n      }\n\n      .aobo-esr .hero {\n        padding: 30px 22px;\n      }\n\n      .aobo-esr h1 { font-size: 34px; }\n      .aobo-esr h2 { font-size: 25px; }\n      .aobo-esr .grade-grid,\n      .aobo-esr .split,\n      .aobo-esr .stat-band { grid-template-columns: 1fr; }\n\n      .aobo-esr .closing {\n        padding: 28px 22px;\n      }\n    }\n  <\/style>\n\n  <section class=\"hero\">\n    <span class=\"eyebrow\">Proveedor de acero para herramientas ESR<\/span>\n    <h1>Acero para herramientas ESR: D2 ESR y H13 ESR<\/h1>\n    <p class=\"lead\">Aobo Steel suministra acero D2 y H13 refundido por electroescoria para compradores que requieren mayor pureza, mejor isotrop\u00eda y un pulido espejo fiable. Suministramos a granel, con materiales verificados antes del env\u00edo y un pedido m\u00ednimo de 5 toneladas.<\/p>\n    <p class=\"premium-line\">Los grados ESR cuestan entre 250 y 300 USD m\u00e1s por tonelada que el material convencional procesado en horno el\u00e9ctrico. Este sobreprecio cubre el proceso de refinaci\u00f3n secundaria, no la marca. A continuaci\u00f3n, explicamos cu\u00e1ndo vale la pena pagar por este proceso y cu\u00e1ndo el grado est\u00e1ndar cumple la misma funci\u00f3n.<\/p>\n    <button class=\"cta-button popmake-16052\" type=\"button\">Solicite un presupuesto de ESR<\/button>\n  <\/section>\n\n  <section class=\"section\">\n    <span class=\"eyebrow\">\u00bfPor qu\u00e9 los compradores eligen ESR?<\/span>\n    <h2>Lo que realmente te aporta el paso de refundici\u00f3n.<\/h2>\n    <p>El acero para herramientas convencional contiene inclusiones no met\u00e1licas, como \u00f3xidos y sulfuros, adem\u00e1s de segregaci\u00f3n central en secciones m\u00e1s grandes. Estas son las causas del astillamiento, el agrietamiento por fatiga y los defectos de pulido. La refundici\u00f3n por electroescoria consiste en hacer pasar el acero por un ba\u00f1o de escoria reactiva por segunda vez, lo que elimina el azufre, disuelve las inclusiones y reconstruye el lingote con una estructura uniforme y solidificada direccionalmente.<\/p>\n    <figure class=\"aobo-figure\">\n      <img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/01\/what-is-ESR.jpg\" alt=\"Equipos de refundici\u00f3n por electroescoria\" loading=\"lazy\">\n      <figcaption>Equipos de refundici\u00f3n por electroescoria<\/figcaption>\n    <\/figure>\n    <p>El resultado es un material m\u00e1s limpio, denso e isotr\u00f3pico que mantiene un acabado de espejo y resiste la falla prematura de la herramienta. Si desea conocer la metalurgia completa, incluyendo c\u00f3mo se compara ESR con la refundici\u00f3n por arco al vac\u00edo, consulte <a href=\"https:\/\/aobosteel.com\/es\/knowledge-hub\/what-is-electroslag-remelting-esr\/\">C\u00f3mo funciona ESR y c\u00f3mo se compara con VAR.<\/a>.<\/p>\n  <\/section>\n\n  <section class=\"section\">\n    <span class=\"eyebrow\">Calificaciones que ofrecemos en ESR<\/span>\n    <h2>RSE D2 y RSE H13<\/h2>\n    <p>Estos son los dos grados que suministramos con mayor frecuencia en calidad refundida por electroescoria. Ambos se entregan recocidos. No realizamos el tratamiento t\u00e9rmico final, por lo que la dureza de trabajo que se muestra a continuaci\u00f3n es la que se logra con el tratamiento t\u00e9rmico, no la dureza de entrega.<\/p>\n    <div class=\"grade-grid\">\n      <div class=\"grade-card\">\n        <div class=\"grade-image\">\n          <img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/D2-tool-steel.avif\" alt=\"Barra plana de acero para herramientas D2 ESR\" loading=\"lazy\">\n        <\/div>\n        <div class=\"grade-name\">D2 ESR<\/div>\n        <div class=\"grade-equiv\">1.2379 y SKD11<\/div>\n        <div class=\"spec-row\"><span class=\"label\">Tipo<\/span><span class=\"value\">Acero para herramientas en fr\u00edo<\/span><\/div>\n        <div class=\"spec-row\"><span class=\"label\">Esfuerzo en el trabajo<\/span><span class=\"value\">58 a 60 HRC<\/span><\/div>\n        <div class=\"spec-row\"><span class=\"label\">Condiciones de entrega<\/span><span class=\"value\">Recocido<\/span><\/div>\n        <div class=\"spec-row\"><span class=\"label\">beneficio de ESR<\/span><span class=\"value\">Pureza y fatiga de la vida<\/span><\/div>\n        <p class=\"use\">Ideal para aplicaciones donde las herramientas de trabajo en fr\u00edo de alto impacto fallan por astillamiento o agrietamiento por fatiga, como matrices de troquelado, matrices de estampado y herramientas de conformado en fr\u00edo. La estructura ESR m\u00e1s limpia elimina las inclusiones que originan dichas grietas.<\/p>\n        <div class=\"grade-actions\">\n          <a class=\"primary popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <a class=\"secondary\" href=\"https:\/\/aobosteel.com\/es\/d2-tool-steel\/\">Ver detalles<\/a>\n        <\/div>\n      <\/div>\n      <div class=\"grade-card\">\n        <div class=\"grade-image\">\n          <img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/04\/H13-STEEL-FLAT-BAR.avif\" alt=\"Barra plana de acero para herramientas H13 ESR\" loading=\"lazy\">\n        <\/div>\n        <div class=\"grade-name\">H13 ESR<\/div>\n        <div class=\"grade-equiv\">1.2344 y SKD61<\/div>\n        <div class=\"spec-row\"><span class=\"label\">Tipo<\/span><span class=\"value\">Acero para herramientas en caliente<\/span><\/div>\n        <div class=\"spec-row\"><span class=\"label\">Esfuerzo en el trabajo<\/span><span class=\"value\">44 a 52 HRC<\/span><\/div>\n        <div class=\"spec-row\"><span class=\"label\">Condiciones de entrega<\/span><span class=\"value\">Recocido<\/span><\/div>\n        <div class=\"spec-row\"><span class=\"label\">beneficio de ESR<\/span><span class=\"value\">Isotrop\u00eda y choque t\u00e9rmico<\/span><\/div>\n        <p class=\"use\">Ideal para aplicaciones donde las herramientas est\u00e1n sometidas a ciclos t\u00e9rmicos severos, como moldes de fundici\u00f3n a presi\u00f3n, moldes de forja en caliente y herramientas de extrusi\u00f3n. La estructura ESR no segregada mejora la tenacidad transversal y la resistencia al choque t\u00e9rmico, prolongando as\u00ed la vida \u00fatil del molde.<\/p>\n        <div class=\"grade-actions\">\n          <a class=\"primary popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <a class=\"secondary\" href=\"https:\/\/aobosteel.com\/es\/h13-tool-steel\/\">Ver detalles<\/a>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section class=\"section\">\n    <span class=\"eyebrow\">prima de costo<\/span>\n    <h2>\u00bfCu\u00e1nto cuesta el acero para herramientas ESR en comparaci\u00f3n con el acero convencional?<\/h2>\n    <p>La prima por acero para herramientas refundido por electroescoria es de aproximadamente 250-300 USD por tonelada con respecto al material convencional fundido en horno el\u00e9ctrico. El precio exacto var\u00eda seg\u00fan el grado, el tama\u00f1o de la secci\u00f3n y el volumen del pedido, por lo que conviene considerarlo un rango de precios orientativo en lugar de un precio fijo. Lo que se paga es por el proceso de refinaci\u00f3n secundaria que elimina el azufre y las inclusiones no met\u00e1licas. Este proceso proporciona mayor pureza, isotrop\u00eda y facilidad de pulido, por lo que el valor de la prima depende totalmente de si la aplicaci\u00f3n requiere dichas propiedades.<\/p>\n  <\/section>\n\n  <section class=\"section\">\n    <span class=\"eyebrow\">L\u00f3gica de selecci\u00f3n<\/span>\n    <h2>Cu\u00e1ndo merece la pena la ESR y cu\u00e1ndo es suficiente con la convencional.<\/h2>\n    <div class=\"split\">\n      <div class=\"panel worth\">\n        <h3>Elija ESR cuando<\/h3>\n        <ul>\n          <li>La herramienta necesita una superficie pulida o de alto brillo, como por ejemplo piezas \u00f3pticas y moldes de pl\u00e1stico transparente.<\/li>\n          <li>El modo de fallo es el astillamiento o el agrietamiento por fatiga bajo un impacto elevado.<\/li>\n          <li>Est\u00e1s mecanizando secciones transversales de gran tama\u00f1o, donde la segregaci\u00f3n central representa un riesgo real.<\/li>\n          <li>Las propiedades transversales son importantes porque la herramienta soporta tensiones multidireccionales.<\/li>\n        <\/ul>\n      <\/div>\n      <div class=\"panel enough\">\n        <h3>Lo convencional es suficiente cuando<\/h3>\n        <ul>\n          <li>La aplicaci\u00f3n no requiere pulido ni acabado superficial.<\/li>\n          <li>Las secciones son peque\u00f1as y la segregaci\u00f3n no es un problema.<\/li>\n          <li>El coste de la producci\u00f3n es un factor importante, y la pureza est\u00e1ndar ya ofrece un buen rendimiento en servicio.<\/li>\n          <li>Est\u00e1s desarrollando prototipos o manejando vol\u00famenes peque\u00f1os, donde la prima es dif\u00edcil de justificar.<\/li>\n        <\/ul>\n      <\/div>\n    <\/div>\n    <p style=\"margin-top:22px;\">Si no est\u00e1 seguro de en qu\u00e9 categor\u00eda se encuentra su trabajo, d\u00edganos la pieza, el modo de fallo con el que est\u00e1 lidiando y el requisito superficial, y le diremos honestamente si ESR justifica su precio superior.<\/p>\n  <\/section>\n\n  <div class=\"stat-band\">\n    <div><div class=\"num\">1,200+<\/div><div class=\"cap\">toneladas suministradas por mes<\/div><\/div>\n    <div><div class=\"num\">40+<\/div><div class=\"cap\">socios del molino<\/div><\/div>\n    <div><div class=\"num\">20+<\/div><div class=\"cap\">a\u00f1os en el sector del acero para herramientas desde 2003<\/div><\/div>\n  <\/div>\n\n  <section class=\"closing\">\n    <h2>Obt\u00e9n el precio de ESR D2 o H13 para tu pedido.<\/h2>\n    <p>Ind\u00edquenos el grado, las dimensiones, el estado de la superficie y el tonelaje. Confirmaremos la disponibilidad, le cotizaremos el precio superior de ESR en comparaci\u00f3n con el grado convencional y verificaremos el material mediante nuestro control de calidad antes del env\u00edo.<\/p>\n    <button class=\"cta-button popmake-16052\" type=\"button\">Solicite un presupuesto de ESR<\/button>\n  <\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>ESR Tool Steel Supplier ESR Tool Steel: D2 ESR and H13 ESR Aobo Steel supplies electroslag remelted D2 and H13 for buyers who need higher purity, better isotropy, and reliable mirror polishing. We supply in bulk, with materials verified before shipment, and an MOQ of 5 tons. ESR grades cost around 250-300 USD per ton [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15865,"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":"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":"disabled","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-15860","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.1 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>ESR Tool Steel Supplier | D2 and H13 ESR | Aobo Steel - AoboSteel<\/title>\n<meta name=\"description\" content=\"Aobo Steel supplies ESR D2 and H13 tool steel for high purity and mirror polishing. Around 250 to 300 USD per ton premium. MOQ 5 tons.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aobosteel.com\/es\/esr-tool-steel\/\" \/>\n<meta property=\"og:locale\" content=\"es_MX\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ESR Tool Steel Supplier | D2 and H13 ESR | Aobo Steel\" \/>\n<meta property=\"og:description\" content=\"Aobo Steel supplies ESR D2 and H13 tool steel for high purity and mirror polishing. Around 250 to 300 USD per ton premium. 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