{"id":7287,"date":"2026-01-25T17:33:49","date_gmt":"2026-01-25T09:33:49","guid":{"rendered":"https:\/\/www.jstindustry.com\/?p=7287"},"modified":"2026-01-28T17:36:57","modified_gmt":"2026-01-28T09:36:57","slug":"choose-cnc-milled-parts-surface-finishes","status":"publish","type":"post","link":"https:\/\/www.jstindustry.com\/es\/choose-cnc-milled-parts-surface-finishes.html","title":{"rendered":"C\u00f3mo elegir los acabados superficiales de las piezas fresadas con CNC"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"7287\" class=\"elementor elementor-7287\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-954f543 e-flex e-con-boxed e-con e-parent\" data-id=\"954f543\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-62a3520 elementor-widget elementor-widget-text-editor\" data-id=\"62a3520\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The machining is done. Parts come off the machine looking decent, maybe even pretty good. But here&#8217;s the thing \u2014 that as-machined surface isn&#8217;t always the final answer. Sometimes it&#8217;s perfect. Other times it&#8217;s just the starting point before finishing transforms those components into something that truly meets the application requirements.<\/p><p>Surface finishing decisions get overlooked surprisingly often during the design phase. Then reality hits when parts need to resist corrosion, wear better, look presentable to customers, or meet some industry spec. This guide walks through the common finishing options for <a href=\"https:\/\/www.jstindustry.com\/cnc-milling-parts-pl3494884.html\"><strong>CNC milled parts<\/strong><\/a> and helps clarify when each makes sense.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9979334 elementor-widget elementor-widget-heading\" data-id=\"9979334\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Why Surface Finishes Matter for CNC Milled Parts<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-84fb92f elementor-widget elementor-widget-text-editor\" data-id=\"84fb92f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A surface finish does more than make parts look nice. Although aesthetics certainly play a role in many applications, the functional benefits often matter more.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-022b065 elementor-widget elementor-widget-heading\" data-id=\"022b065\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Functional Reasons to Finish Parts<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c309645 elementor-widget elementor-widget-text-editor\" data-id=\"c309645\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Several practical considerations drive finishing decisions:<\/p><ul><li>Corrosion protection for parts exposed to moisture, chemicals, or outdoor conditions<\/li><li>Wear resistance on sliding or contact surfaces<\/li><li>Reduced friction for moving components<\/li><li>Improved paint or adhesive bonding<\/li><li>Electrical conductivity or insulation requirements<\/li><li>Easier cleaning for food-grade or medical applications<\/li><\/ul><p>A raw aluminum part might work fine in a controlled indoor environment. Put that same part outside and oxidation starts immediately. Context determines whether finishing is optional or essential.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7f5e129 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"7f5e129\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.jstindustry.com\/wp-content\/uploads\/2025\/02\/Custom-CNC-Turning-Milling-Machining-Stainless-Steel-Parts-e1769592581772.webp\" class=\"attachment-full size-full wp-image-3297\" alt=\"Torneado CNC a medida Fresado Mecanizado de piezas de acero inoxidable Compartir con:compartir este bot\u00f3n Torneado CNC a medida Fresado Mecanizado de piezas de acero inoxidable\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9ce37a1 elementor-widget elementor-widget-heading\" data-id=\"9ce37a1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Common Surface Finish Options for CNC Milled Parts<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dee7ca9 elementor-widget elementor-widget-text-editor\" data-id=\"dee7ca9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"overflow-x: auto; -webkit-overflow-scrolling: touch;\">\n  <table>\n    <thead>\n      <tr>\n        <th>Finish Type<\/th>\n        <th>Proceso<\/th>\n        <th>Best For<\/th>\n        <th>Typical Materials<\/th>\n        <th>Coste relativo<\/th>\n      <\/tr>\n    <\/thead>\n    <tbody>\n      <tr>\n        <td>As-Machined<\/td>\n        <td>None (direct from machine)<\/td>\n        <td>Prototypes, internal components<\/td>\n        <td>All machinable materials<\/td>\n        <td>Lowest<\/td>\n      <\/tr>\n      <tr>\n        <td>Granallado<\/td>\n        <td>Abrasive media impact<\/td>\n        <td>Uniform matte appearance<\/td>\n        <td>Metals, some plastics<\/td>\n        <td>Bajo<\/td>\n      <\/tr>\n      <tr>\n        <td>Anodizado<\/td>\n        <td>Electrochemical conversion<\/td>\n        <td>Corrosion and wear resistance<\/td>\n        <td>Aluminum only<\/td>\n        <td>Medio<\/td>\n      <\/tr>\n      <tr>\n        <td>Recubrimiento en polvo<\/td>\n        <td>Electrostatic application + heat cure<\/td>\n        <td>Durable colored finish<\/td>\n        <td>Metals<\/td>\n        <td>Medio<\/td>\n      <\/tr>\n      <tr>\n        <td>Galvanoplastia<\/td>\n        <td>Metal deposition in solution<\/td>\n        <td>Hardness, conductivity, appearance<\/td>\n        <td>Metals<\/td>\n        <td>Medio-Alto<\/td>\n      <\/tr>\n      <tr>\n        <td>Pulido<\/td>\n        <td>Mechanical abrasion<\/td>\n        <td>Mirror finish, decorative use<\/td>\n        <td>Metals, some plastics<\/td>\n        <td>Variable<\/td>\n      <\/tr>\n      <tr>\n        <td>Pasivaci\u00f3n<\/td>\n        <td>Chemical treatment<\/td>\n        <td>Resistencia a la corrosi\u00f3n<\/td>\n        <td>Stainless steel<\/td>\n        <td>Bajo-Medio<\/td>\n      <\/tr>\n    <\/tbody>\n  <\/table>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6e30974 elementor-widget elementor-widget-heading\" data-id=\"6e30974\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Detailed Look at Popular Finishes for CNC Milled Parts<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a04ba69 elementor-widget elementor-widget-heading\" data-id=\"a04ba69\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">As-Machined Finish<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6959b50 elementor-widget elementor-widget-text-editor\" data-id=\"6959b50\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Straight off the CNC machine, parts have visible tool marks \u2014 those characteristic patterns left by the cutting tool&#8217;s path. The roughness depends on machining parameters, tooling condition, and material. Typical as-machined surfaces fall in the Ra 1.6 to 3.2 \u03bcm range, though finer finishes are achievable with adjusted feeds and speeds.<\/p><p>When does as-machined work? For internal components nobody sees, prototypes being tested for fit, or parts that receive additional finishing anyway. No point paying for a finish that adds no value.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c430daa elementor-widget elementor-widget-heading\" data-id=\"c430daa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Granallado<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86e77c3 elementor-widget elementor-widget-text-editor\" data-id=\"86e77c3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Glass beads or other media get propelled at high velocity against the part surface. The result is a uniform, satin-like matte texture that hides minor machining marks and fingerprints. Bead blasting is quick, affordable, and works on most metals.<\/p><p>It doesn&#8217;t add corrosion protection on its own though. Many shops combine bead blasting with anodizing or other protective finishes \u2014 the blasting provides the texture, the secondary process provides protection.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-947c3d1 elementor-widget elementor-widget-heading\" data-id=\"947c3d1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Anodizing (Type II and Type III)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ef88d4 elementor-widget elementor-widget-text-editor\" data-id=\"2ef88d4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Anodizing converts the aluminum surface into a hard aluminum oxide layer through an electrochemical process. It&#8217;s not a coating that sits on top \u2014 it&#8217;s actually integrated into the base material.<\/p><ol><li>Type II anodizing creates a thinner layer (typically 8-25 \u03bcm), accepts dyes well, and provides good corrosion resistance<\/li><li>Type III hard anodizing produces a thicker, harder layer (25-75 \u03bcm) with excellent wear properties<\/li><\/ol><p>The dimensional change from anodizing needs consideration during design. Hard anodizing in particular adds noticeable thickness that can affect tolerances on precision CNC milled parts.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-976fa22 elementor-widget elementor-widget-heading\" data-id=\"976fa22\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Recubrimiento en polvo<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-90e4781 elementor-widget elementor-widget-text-editor\" data-id=\"90e4781\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Dry powder gets electrostatically applied to a grounded metal part, then cured in an oven where it melts and flows into a continuous film. The result is a durable, even coating available in countless colors and textures.<\/p><p>Powder coating excels for:<\/p><ul><li>Consumer products requiring specific brand colors<\/li><li>Outdoor equipment needing UV and weather resistance<\/li><li>Industrial components where chip and scratch resistance matters<\/li><\/ul><p>It&#8217;s thicker than most finishes \u2014 typically 50-100 \u03bcm \u2014 which rules it out for tight-tolerance features. Masking critical surfaces is standard practice.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a1ca4d elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"6a1ca4d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.jstindustry.com\/wp-content\/uploads\/2025\/02\/OEM-Precision-CNC-Milling-Stainless-Steel-Car-Part-e1769592629733.webp\" class=\"attachment-full size-full wp-image-3278\" alt=\"Fresado CNC de precisi\u00f3n de piezas de acero inoxidable para autom\u00f3viles\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-510273b elementor-widget elementor-widget-heading\" data-id=\"510273b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Galvanoplastia<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-28d54a2 elementor-widget elementor-widget-text-editor\" data-id=\"28d54a2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Plating deposits a thin metal layer onto the part surface. Different plating metals serve different purposes:<\/p><ul><li>Nickel \u2014 hardness, corrosion resistance, attractive appearance<\/li><li>Chrome \u2014 extreme hardness, low friction, distinctive look<\/li><li>Zinc \u2014 sacrificial corrosion protection for steel<\/li><li>Gold \u2014 conductivity, corrosion immunity for electronics<\/li><\/ul><p>The base material must be electrically conductive. Plating CNC milled parts from plastic requires a conductive undercoat first, which adds complexity and cost.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b99052b elementor-widget elementor-widget-heading\" data-id=\"b99052b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Factors to Consider When Selecting a Finish<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c92ba2c elementor-widget elementor-widget-heading\" data-id=\"c92ba2c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Key Selection Criteria<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a3a0b6e elementor-widget elementor-widget-text-editor\" data-id=\"a3a0b6e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ol><li><strong>Environment<\/strong>\u00a0\u2014 Will the part face moisture, chemicals, salt spray, UV exposure?<\/li><li><strong>Function<\/strong>\u00a0\u2014 Does the surface need to be hard, slippery, electrically conductive?<\/li><li><strong>Appearance<\/strong>\u00a0\u2014 Is this customer-facing or hidden inside an assembly?<\/li><li><strong>Material compatibility<\/strong>\u00a0\u2014 Not every finish works with every material<\/li><li><strong>Dimensional impact<\/strong>\u00a0\u2014 Will the added thickness affect fit or function?<\/li><li><strong>Budget<\/strong>\u00a0\u2014 Finishing can easily double part cost if not planned carefully<\/li><\/ol><p>Sometimes the cheapest path is designing around the need for finishing altogether. A corrosion-resistant base material might eliminate the need for protective coatings. If you want to know more about CNC milled parts, please read <a href=\"https:\/\/www.jstindustry.com\/5-most-common-materials-for-cnc-milled-parts.html\"><strong>5 Most Common Materials for CNC Milled Parts<\/strong><\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c85d01e elementor-widget elementor-widget-heading\" data-id=\"c85d01e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">PREGUNTAS FRECUENTES<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af3e06c elementor-widget elementor-widget-n-accordion\" data-id=\"af3e06c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;expanded&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Acorde\u00f3n. Abra los enlaces con Intro o Espacio, ci\u00e9rrelos con Escape y navegue con las teclas de flecha.\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1830\" class=\"e-n-accordion-item\" open>\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"true\" aria-controls=\"e-n-accordion-item-1830\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> What surface finish is best for aluminum CNC milled parts? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1830\" class=\"elementor-element elementor-element-b729505 e-con-full e-flex e-con e-child\" data-id=\"b729505\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-456692b elementor-widget elementor-widget-text-editor\" data-id=\"456692b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Anodizing is generally the most popular choice for aluminum. It provides corrosion resistance, wear resistance, and color options in a single process. Type II works for most applications while Type III hard anodizing suits high-wear situations. Bead blasting plus clear anodize creates an attractive matte finish common on consumer electronics.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1831\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1831\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Do surface finishes affect the dimensions of CNC milled parts? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1831\" class=\"elementor-element elementor-element-4b4336a e-con-full e-flex e-con e-child\" data-id=\"4b4336a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-591dc89 elementor-widget elementor-widget-text-editor\" data-id=\"591dc89\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Yes, most finishes add some thickness. Anodizing penetrates partially into the material while also building outward \u2014 roughly half and half. Powder coating adds 50-100 \u03bcm. Plating thickness varies by type and specification. Critical dimensions often require masking or post-finish machining to maintain tolerance.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1832\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1832\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Can the same part have multiple different finishes? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1832\" class=\"elementor-element elementor-element-0e51fde e-con-full e-flex e-con e-child\" data-id=\"0e51fde\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-32410f4 elementor-widget elementor-widget-text-editor\" data-id=\"32410f4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Absolutely. It&#8217;s common to see CNC milled parts with masked areas to create finish zones \u2014 perhaps anodized body with uncoated threads, or plated contacts on an otherwise powder-coated housing. Masking adds labor and cost but allows optimization of different surfaces for different requirements.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>The machining is done. Parts come off the machine looking decent, maybe even pretty good. But here&#8217;s the thing \u2014 that as-machined surface isn&#8217;t always the final answer. Sometimes it&#8217;s perfect. Other times it&#8217;s just the starting point before finishing transforms those components into something that truly meets the application requirements. Surface finishing decisions get [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":3539,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"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":"","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":""},"categories":[72],"tags":[],"class_list":["post-7287","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.jstindustry.com\/es\/wp-json\/wp\/v2\/posts\/7287","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jstindustry.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jstindustry.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jstindustry.com\/es\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jstindustry.com\/es\/wp-json\/wp\/v2\/comments?post=7287"}],"version-history":[{"count":7,"href":"https:\/\/www.jstindustry.com\/es\/wp-json\/wp\/v2\/posts\/7287\/revisions"}],"predecessor-version":[{"id":7294,"href":"https:\/\/www.jstindustry.com\/es\/wp-json\/wp\/v2\/posts\/7287\/revisions\/7294"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jstindustry.com\/es\/wp-json\/wp\/v2\/media\/3539"}],"wp:attachment":[{"href":"https:\/\/www.jstindustry.com\/es\/wp-json\/wp\/v2\/media?parent=7287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jstindustry.com\/es\/wp-json\/wp\/v2\/categories?post=7287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jstindustry.com\/es\/wp-json\/wp\/v2\/tags?post=7287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}