{"id":58,"date":"2026-02-03T16:42:38","date_gmt":"2026-02-03T16:42:38","guid":{"rendered":"https:\/\/pennaero.com\/pmi-group\/?post_type=trm_capability_page&#038;p=58"},"modified":"2026-02-05T14:55:06","modified_gmt":"2026-02-05T14:55:06","slug":"electrical-discharge-machining","status":"publish","type":"trm_capability_page","link":"https:\/\/pennaero.com\/pmi-group\/capabilities\/electrical-discharge-machining\/","title":{"rendered":"Electrical Discharge Machining"},"content":{"rendered":"\n<section id=\"\" class=\"section padding-vertical-md  has-background-image\" style=\"background: linear-gradient(270deg, rgba(10, 10, 10, 0.00) 0%, #0a0a0a 100%), url(https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/1_Hero-4.png) lightgray center\/cover no-repeat;\">\n  <div class=\"container layout-flex\">\n    <div class=\"acf-innerblocks-container\">\n\n<div class=\"hero container-width-sm \">\n    <h1>Electrical Discharge Machining (EDM)<\/h1>\n  \n    <div class=\"text-container\">\n    <p>Precision electrical discharge processes for complex geometries, tight tolerances, and challenging material conditions.<\/p>\n  <\/div>\n  \n  <div class=\"buttons\">\n        <a class=\"button button-primary button-one\" href=\"\/pmi-group\/contact-us\" target=\"_self\">Contact Us<\/a>\n    \n        <a class=\"button button-secondary button-two button-outline\" href=\"\/pmi-group\/our-capabilities\" target=\"_self\">All Capabilities<\/a>\n      <\/div>\n<\/div>\n\n<\/div>  <\/div>\n<\/section>\n\n\n\n<section id=\"\" class=\"section padding-vertical-md  background-color-none\">\n  <div class=\"container layout-none\">\n    <div class=\"acf-innerblocks-container\">\n\n<div class=\"grid-wrap grid-2-columns grid-55-45 gap-xl justify-content-center\">\n  <div class=\"acf-innerblocks-container\">\n\n<p class=\"has-large-font-size wp-block-paragraph\">PMI\u2019s Electrical Discharge Machining (EDM) capability provides precision material removal for parts with complex features, difficult-to-access geometries, or tight tolerance requirements that may be impractical with conventional machining alone.<\/p>\n\n\n\n<div class=\"flex-wrap flex-1-column gap-md\">\n  <div class=\"acf-innerblocks-container\">\n\n<h2 class=\"wp-block-heading\">Common Applications<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Complex cavity features requiring internal shapes or undercuts that are difficult to machine conventionally.<\/strong><\/li>\n\n\n\n<li><strong>Profile cutting and contoured slots in precision components.<\/strong><\/li>\n\n\n\n<li><strong>Fine detail and tight tolerance geometries where mechanical cutting would struggle to maintain form.<\/strong><\/li>\n\n\n\n<li><strong>Hard or heat-treated materials where maintaining integrity and minimizing mechanical stress are essential.<\/strong><\/li>\n\n\n\n<li><strong>Supporting multi-operation parts in aerospace, medical, and industrial markets where other machining processes are also applied.<\/strong><\/li>\n<\/ul>\n\n<\/div><\/div>\n\n<\/div><\/div>\n\n<\/div>  <\/div>\n<\/section>\n\n\n\n<section id=\"\" class=\"section padding-vertical-md  background-color-white\">\n  <div class=\"container layout-none\">\n    <div class=\"acf-innerblocks-container\">\n\n<div class=\"grid-wrap grid-2-columns grid-55-45 gap-xl justify-content-center\">\n  <div class=\"acf-innerblocks-container\">\n\n<div class=\"flex-wrap flex-1-column gap-md\">\n  <div class=\"acf-innerblocks-container\">\n\n<h2 class=\"wp-block-heading\">Technical Range<\/h2>\n\n\n\n<div class=\"wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-db1dfe48 wp-block-group-is-layout-flex\">\n<p class=\"wp-block-paragraph\">PMI\u2019s EDM capability supports precision cutting of conductive materials using controlled electrical discharge to achieve complex shapes and fine detail, including:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Wire EDM cutting for precision contouring<\/strong>, profiles, and intricate internal geometries<\/li>\n\n\n\n<li><strong>Sharp internal corners and narrow features<\/strong> not achievable with traditional cutting tools<\/li>\n\n\n\n<li><strong>High-accuracy dimensional control<\/strong>, with tolerances held as close as \u00b10.0001\u201d<\/li>\n\n\n\n<li><strong>Burr-free finishes<\/strong> that reduce or eliminate secondary finishing operations<\/li>\n\n\n\n<li><strong>Minimal mechanical stress on parts<\/strong> due to non-contact material removal<\/li>\n\n\n\n<li><strong>Compatibility with electrically conductive materials<\/strong>, including hardened steels and exotic alloys<\/li>\n<\/ul>\n<\/div>\n\n<\/div><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"490\" height=\"490\" src=\"https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/2_Tech-2.png\" alt=\"\" class=\"wp-image-98\" srcset=\"https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/2_Tech-2.png 490w, https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/2_Tech-2-300x300.png 300w, https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/2_Tech-2-150x150.png 150w\" sizes=\"auto, (max-width: 490px) 100vw, 490px\" \/><\/figure>\n\n<\/div><\/div>\n\n<\/div>  <\/div>\n<\/section>\n\n\n\n<section id=\"\" class=\"section padding-vertical-md  background-color-none\">\n  <div class=\"container layout-none\">\n    <div class=\"acf-innerblocks-container\">\n\n<div class=\"grid-wrap grid-2-columns grid-45-55 gap-xl align-items-center justify-content-center\">\n  <div class=\"acf-innerblocks-container\">\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"490\" height=\"490\" src=\"https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/3_Equipment-2.png\" alt=\"\" class=\"wp-image-99\" srcset=\"https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/3_Equipment-2.png 490w, https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/3_Equipment-2-300x300.png 300w, https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/3_Equipment-2-150x150.png 150w\" sizes=\"auto, (max-width: 490px) 100vw, 490px\" \/><\/figure>\n\n\n\n<div class=\"flex-wrap flex-1-column gap-md\">\n  <div class=\"acf-innerblocks-container\">\n\n<h2 class=\"wp-block-heading\">OnSite Equipment<\/h2>\n\n\n\n<div class=\"wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-db1dfe48 wp-block-group-is-layout-flex\">\n<p class=\"wp-block-paragraph\">PMI\u2019s EDM operations are supported by dedicated EDM cutting systems and associated workholding designed for precision and repeatability, including:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Wire EDM machines configured for high-accuracy contour and profile cutting<\/li>\n\n\n\n<li>Precision fixturing and workholding systems to maintain part stability during EDM operations<\/li>\n\n\n\n<li>Integrated inspection and measurement resources to verify dimensional accuracy and feature integrity<\/li>\n<\/ul>\n<\/div>\n\n<\/div><\/div>\n\n<\/div><\/div>\n\n<\/div>  <\/div>\n<\/section>\n\n\n\n<section id=\"\" class=\"section padding-vertical-lg  has-background-image\" style=\"background: linear-gradient(270deg, rgba(10, 10, 10, 0.00) 0%, #0a0a0a 100%), url(https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/Footer-CTA.jpg) lightgray center\/cover no-repeat;\">\n  <div class=\"container layout-flex\">\n    <div class=\"acf-innerblocks-container\">\n\n<div class=\"flex-wrap flex-1-column gap-md container-width-sm\">\n  <div class=\"acf-innerblocks-container\">\n\n<h2 class=\"wp-block-heading has-white-color has-text-color has-link-color wp-elements-1\">Put Our Capabilities to Work<\/h2>\n\n\n\n<p class=\"has-white-color has-text-color has-link-color wp-elements-2 wp-block-paragraph\">Contact PMI to discuss your CNC precision machining requirements and how we can support your project.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"\/pmi-group\/contact-us\">Contact Us<\/a><\/div>\n<\/div>\n\n<\/div><\/div>\n\n<\/div>  <\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"","protected":false},"template":"","class_list":["post-58","trm_capability_page","type-trm_capability_page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Electrical Discharge Machining - PMI<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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