{"id":11710,"date":"2025-12-24T11:54:38","date_gmt":"2025-12-24T03:54:38","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=11710"},"modified":"2026-04-01T10:54:07","modified_gmt":"2026-04-01T02:54:07","slug":"tool-steel-selection-for-blanking-and-piercing-dies","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/es\/tool-steel-selection-for-blanking-and-piercing-dies\/","title":{"rendered":"Selecci\u00f3n de acero para herramientas para matrices de corte y perforaci\u00f3n"},"content":{"rendered":"
\n

Selecci\u00f3n de acero para herramientas para matrices de corte y perforaci\u00f3n<\/h1>\n\n\n\n

Las matrices de troquelado y perforaci\u00f3n funcionan bajo una combinaci\u00f3n de alta tensi\u00f3n de compresi\u00f3n, liberaci\u00f3n repentina de la fractura y contacto repetido del filo con el material. Cuando el punz\u00f3n penetra la chapa, el filo cortante se expone a presi\u00f3n, fricci\u00f3n, calentamiento localizado e impacto al perforar. Como resultado, estas herramientas suelen fallar de dos maneras: el filo se desgasta progresivamente o se astilla y se agrieta bajo cargas de impacto.<\/p>\n\n\n\n

Por este motivo, la selecci\u00f3n del acero para herramientas en matrices de troquelado y perforaci\u00f3n no consiste en elegir el grado m\u00e1s duro o el m\u00e1s resistente al desgaste. La clave est\u00e1 en seleccionar el acero que mejor se adapte al modo de fallo predominante en la producci\u00f3n.<\/p>\n\n\n\n

Principio de selecci\u00f3n fundamental<\/h2>\n\n\n\n

El principal problema de selecci\u00f3n en matrices de troquelado y perforaci\u00f3n es encontrar el equilibrio entre la resistencia al desgaste y la tenacidad.<\/p>\n\n\n\n

Si la resistencia al desgaste es demasiado baja, el filo se desgasta r\u00e1pidamente. Aumentan las rebabas, las dimensiones de la pieza var\u00edan y se incrementa la frecuencia de reafilado. Si la tenacidad es demasiado baja, el filo no tolera el impacto inicial y comienza a astillarse o agrietarse mucho antes de que se alcance la vida \u00fatil normal.<\/p>\n\n\n\n

Esto significa que el grado correcto depende principalmente de tres condiciones de producci\u00f3n: volumen de producci\u00f3n, espesor del material y severidad del impacto durante el corte. Un alto volumen de producci\u00f3n y un uso abrasivo favorecen la selecci\u00f3n de materiales con mayor resistencia al desgaste. Un material grueso, una carga inestable o un impacto severo durante el corte favorecen la selecci\u00f3n de materiales con mayor tenacidad.<\/p>\n\n\n\n

Selecci\u00f3n de aceros para herramientas comunes<\/h2>\n\n\n\n
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Acero para herramientas AISI A2 | 1.2363 | SKD12<\/h3>\n\n\n\n

El acero A2 es una opci\u00f3n equilibrada para matrices de troquelado y perforaci\u00f3n que operan bajo desgaste e impactos moderados. Ofrece mayor tenacidad que el D2 y mayor resistencia al desgaste que aceros resistentes a los impactos como el S7. Esto lo hace adecuado para series de producci\u00f3n medias en las que la matriz debe resistir tanto el desgaste de los bordes como los impactos ocasionales sin volverse excesivamente fr\u00e1gil.<\/p>\n\n\n\n

La clasificaci\u00f3n A2 se suele elegir cuando la aplicaci\u00f3n no exige claramente la m\u00e1xima resistencia al desgaste ni la m\u00e1xima resistencia a los golpes.<\/p>\n\n\n\n

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Enviar consulta ahora<\/a><\/div>\n\n\n\n
Ver detalles de suministro de material A2<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n
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Acero para herramientas AISI D2 | 1.2379 | SKD11<\/h3>\n\n\n\n

El acero D2 se utiliza cuando el desgaste abrasivo es la principal causa de fallo de la matriz. Su alto contenido en carburo le confiere una gran retenci\u00f3n del filo, lo cual resulta valioso en series de producci\u00f3n largas y en operaciones donde es fundamental mantener la geometr\u00eda del filo de corte.<\/p>\n\n\n\n

Sin embargo, el acero D2 tolera menos impactos que el A2 o el S7. En matrices de troquelado y perforaci\u00f3n sometidas a material grueso, condiciones de prensado inestables o cargas de alto impacto, el D2 es m\u00e1s propenso a astillarse en el borde. Por lo tanto, es m\u00e1s adecuado para trabajos de alto volumen donde la carga es relativamente estable y el control del desgaste es m\u00e1s importante que la resistencia a los impactos.<\/p>\n\n\n\n

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Enviar consulta ahora<\/a><\/div>\n\n\n\n
Ver detalles de suministro de material D2<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n
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Acero para herramientas AISI S7 | 1.2550<\/h3>\n\n\n\n

El acero S7 se elige cuando la falla de la matriz se debe a un impacto y no al desgaste. Su principal ventaja es su tenacidad. En perforaciones de alta resistencia, aplicaciones con materiales gruesos o casos donde los punzones y los bordes de la matriz tienden a agrietarse inesperadamente, el S7 suele ser la opci\u00f3n m\u00e1s segura.<\/p>\n\n\n\n

La desventaja es una menor resistencia al desgaste. En otras palabras, el acero S7 suele resistir mejor la rotura, pero no el desgaste abrasivo del filo. Se selecciona para prevenir fallos catastr\u00f3ficos, no para maximizar la vida \u00fatil del filo en condiciones abrasivas.<\/p>\n\n\n\n

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Enviar consulta ahora<\/a><\/div>\n\n\n\n
Ver detalles de suministro de material S7<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n
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Acero para herramientas AISI O1 | 1.2510 | SKS3<\/h3>\n\n\n\n

El acero O1 es una opci\u00f3n pr\u00e1ctica para series de producci\u00f3n cortas o medianas donde la carga no es excesiva y se debe controlar el costo de las herramientas. Ofrece suficiente resistencia al desgaste y una tenacidad adecuada para el troquelado y perforaci\u00f3n en general, pero no es la soluci\u00f3n preferida para vol\u00famenes de producci\u00f3n muy altos ni para condiciones de impacto severas.<\/p>\n\n\n\n

El modelo O1 se suele seleccionar para obtener herramientas econ\u00f3micas, en lugar de para maximizar la vida \u00fatil del troquel en condiciones de servicio exigentes.<\/p>\n\n\n\n

\n
Enviar consulta ahora<\/a><\/div>\n\n\n\n
Ver detalles de suministro de material O1<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n
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Acero para herramientas AISI M2 | 1.3343 | SKH51<\/h3>\n\n\n\n

El M2 se utiliza en aplicaciones de troquelado y perforaci\u00f3n m\u00e1s exigentes, donde se requiere una alta resistencia al desgaste combinada con una gran resistencia a la compresi\u00f3n. Es especialmente relevante en la producci\u00f3n en grandes vol\u00famenes o en materiales m\u00e1s gruesos, donde los aceros convencionales para trabajo en fr\u00edo pueden perder su filo con demasiada rapidez.<\/p>\n\n\n\n

En comparaci\u00f3n con D2, M2 ofrece mayor resistencia en aplicaciones donde el desgaste de los bordes y el uso intensivo son factores importantes. En comparaci\u00f3n con S7, se elige cuando la resistencia al desgaste es m\u00e1s importante que la resistencia a los impactos.<\/p>\n\n\n\n

\n
Enviar consulta ahora<\/a><\/div>\n\n\n\n
Ver detalles de suministro de material M2<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n

L\u00f3gica de selecci\u00f3n pr\u00e1ctica<\/h2>\n\n\n\n

En t\u00e9rminos pr\u00e1cticos, la selecci\u00f3n de matrices de troquelado y perforaci\u00f3n se puede simplificar de la siguiente manera.<\/p>\n\n\n\n

Cuando la matriz falla principalmente por desgaste progresivo del borde, D2 o M2 suelen ser la mejor opci\u00f3n. Si la falla se debe principalmente a astillamiento, agrietamiento o rotura repentina, S7 es m\u00e1s apropiada. En aplicaciones intermedias, A2 suele ser la soluci\u00f3n m\u00e1s equilibrada. Si la demanda de producci\u00f3n es limitada y la principal preocupaci\u00f3n es la econom\u00eda de herramientas, O1 puede ser una opci\u00f3n razonable.<\/p>\n\n\n\n

Esta es la forma m\u00e1s \u00fatil de seleccionar acero para herramientas para matrices de troquelado y perforaci\u00f3n, ya que parte del comportamiento real ante fallas en lugar de comparaciones de propiedades abstractas.<\/p>\n\n\n\n

Tabla de resumen<\/h2>\n\n\n\n
Grado de acero para herramientas<\/strong><\/td>Dureza de trabajo t\u00edpica<\/strong><\/td>Motivo principal de selecci\u00f3n<\/strong><\/td><\/tr>
A2<\/td>58\u201360 HRC<\/td>Resistencia al desgaste y tenacidad equilibradas para matrices de troquelado y perforaci\u00f3n de uso medio.<\/td><\/tr>
D2<\/td>58\u201360 HRC<\/td>Alta resistencia al desgaste para recorridos largos bajo carga relativamente estable.<\/td><\/tr>
S7<\/td>56-58 HRC<\/td>Alta resistencia para aplicaciones con impacto severo, materiales gruesos o sensibles al astillamiento.<\/td><\/tr>
O1<\/td>58\u201360 HRC<\/td>Opci\u00f3n econ\u00f3mica para utillaje general o de tiradas cortas.<\/td><\/tr>
M2<\/td>60\u201362 HRC<\/td>Alta resistencia al desgaste y a la compresi\u00f3n para condiciones de producci\u00f3n exigentes.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Conclusi\u00f3n<\/h2>\n\n\n\n

La selecci\u00f3n del acero para herramientas utilizado en matrices de troquelado y perforaci\u00f3n debe basarse en c\u00f3mo falla realmente la matriz durante su uso.<\/p>\n\n\n\n

Si el problema principal es el desgaste de los bordes, la selecci\u00f3n debe orientarse hacia grados de mayor resistencia al desgaste. Si el problema principal es el astillamiento o la fractura, son m\u00e1s apropiados los grados de mayor tenacidad. Una vez clara esta distinci\u00f3n, la elecci\u00f3n entre A2, D2, S7, O1 y M2 resulta mucho m\u00e1s directa y t\u00e9cnicamente justificada.<\/p>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"

Tool Steel Selection for Blanking and Piercing Dies Blanking and piercing dies work under a combination of high compressive stress, sudden fracture release, and repeated edge contact with the work material. When the punch penetrates the sheet, the cutting edge is exposed to pressure, friction, localized heating, and impact at breakthrough. As a result, these […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"knowledge-article","_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-11710","page","type-page","status-publish","hentry"],"yoast_head":"\nTool Steel Selection for Blanking and Piercing Dies | AoboSteel<\/title>\n<meta name=\"description\" content=\"Learn how to select tool steel for blanking and piercing dies based on wear and shock conditions. Compare A2, D2, S7, O1, and M2 for different production scenarios.\" \/>\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\/tool-steel-selection-for-blanking-and-piercing-dies\/\" \/>\n<meta property=\"og:locale\" content=\"es_MX\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tool Steel Selection for Blanking and Piercing Dies\" \/>\n<meta property=\"og:description\" content=\"Learn how to select tool steel for blanking and piercing dies based on wear and shock conditions. 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