{"id":60,"date":"2026-02-03T16:44:29","date_gmt":"2026-02-03T16:44:29","guid":{"rendered":"https:\/\/pennaero.com\/pmi-group\/?post_type=trm_capability_page&#038;p=60"},"modified":"2026-02-05T15:13:28","modified_gmt":"2026-02-05T15:13:28","slug":"surface-treatments","status":"publish","type":"trm_capability_page","link":"https:\/\/pennaero.com\/pmi-group\/capabilities\/surface-treatments\/","title":{"rendered":"Surface Treatments"},"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-6.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>Surface Treatments<\/h1>\n  \n    <div class=\"text-container\">\n    <p>In-house, NADCAP-approved surface treatment services that enhance corrosion resistance, functional performance, and part readiness for downstream processes.<\/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 offers a comprehensive suite of surface treatment services performed in-house under NADCAP-approved processes, ensuring controlled quality and traceability for critical components across aerospace, defense, medical, and industrial markets. These treatments improve corrosion resistance, surface durability, adhesion of downstream coatings, and functional performance of parts machined by PMI\u2019s precision manufacturing operations.<\/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>Corrosion resistance<\/strong> for machined components in aerospace, defense, and harsh environments<\/li>\n\n\n\n<li><strong>Wear or friction control<\/strong> via dry film lubricant and PTFE coatings<\/li>\n\n\n\n<li><strong>Adhesion promotion<\/strong> for primer\/paint or secondary coatings<\/li>\n\n\n\n<li><strong>Cosmetic or identification finishes<\/strong> for assemblies requiring consistent surface appearance<\/li>\n\n\n\n<li><strong>Preparation for inspection<\/strong> where passivation ensures cleaner, more stable surfaces prior to verification<\/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 surface treatment capabilities include a broad spectrum of chemical and coating processes applied based on part material, performance requirements, and applicable specifications:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Passivation<\/strong><\/li>\n\n\n\n<li><strong>Anodizing<\/strong><\/li>\n\n\n\n<li><strong>Chem Film (Chemical Conversion Coating)<\/strong><\/li>\n\n\n\n<li><strong>Primer and Paint Systems<\/strong><\/li>\n\n\n\n<li><strong>Dry Film Lubricants (DFL \/ SFL)<\/strong><\/li>\n\n\n\n<li><strong>PTFE Coatings<\/strong><\/li>\n\n\n\n<li><strong>Non-Destructive Testing (NDT) Support \u2014 FPI \/ MPI<\/strong><\/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-4.png\" alt=\"\" class=\"wp-image-106\" srcset=\"https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/2_Tech-4.png 490w, https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/2_Tech-4-300x300.png 300w, https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/2_Tech-4-150x150.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-4.png\" alt=\"\" class=\"wp-image-107\" srcset=\"https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/3_Equipment-4.png 490w, https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/3_Equipment-4-300x300.png 300w, https:\/\/pennaero.com\/pmi-group\/wp-content\/uploads\/sites\/5\/2026\/02\/3_Equipment-4-150x150.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 surface treatment operations are supported by dedicated in-house facilities and process systems designed for repeatable, controlled application, including:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Chemical processing tanks and baths configured for passivation, anodizing, and chem film conversions<\/li>\n\n\n\n<li>Coating application equipment for primers, paints, dry film lubricants, and PTFE systems<\/li>\n\n\n\n<li>Environmental controls and staging areas to support part handling and drying\/cure cycles<\/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-60","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>Surface Treatments - PMI<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/pennaero.com\/pmi-group\/capabilities\/surface-treatments\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" 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