{"id":3744,"date":"2025-12-01T01:37:51","date_gmt":"2025-12-01T01:37:51","guid":{"rendered":"https:\/\/www.leierwocasting.com\/?p=3744"},"modified":"2026-03-09T01:50:51","modified_gmt":"2026-03-09T01:50:51","slug":"what-is-investment-casting-process-a-complete-and-professional-guide","status":"publish","type":"post","link":"https:\/\/www.leierwocasting.com\/es\/what-is-investment-casting-process-a-complete-and-professional-guide\/","title":{"rendered":"What Is Investment Casting Process? A Complete and Professional Guide"},"content":{"rendered":"<p class=\"has-small-font-size\"><strong>\u00a1Bienvenido a mi blog!<\/strong><\/p>\n\n\n\n<p class=\"has-small-font-size\">\u00a1Me encanta tenerte aqu\u00ed! Antes de profundizar en el contenido, me encantar\u00eda que me acompa\u00f1aras en mis redes sociales. Es donde comparto informaci\u00f3n adicional, conecto con nuestra incre\u00edble comunidad y te mantengo al tanto de las \u00faltimas noticias. As\u00ed es como puedes mantenerte conectado:<\/p>\n\n\n\n<p class=\"has-small-font-size\">\ud83d\udcd8 <strong>Facebook:<\/strong> <a href=\"https:\/\/www.facebook.com\/people\/Shanghai-Leierwo-Industry-Trade-Co-Ltd\/61574022590718\/\" target=\"_blank\" rel=\"noopener\">Shanghai Leierwo Industria Comercio Co., Ltd.<\/a><\/p>\n\n\n\n<p class=\"has-small-font-size\">\u00a1Ahora, emprendamos este viaje juntos! Espero que el contenido aqu\u00ed te resulte no solo revelador, sino tambi\u00e9n inspirador y valioso. \u00a1Comencemos!<\/p>\n\n\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>Tabla de contenido<\/h2><nav><ul><li><a href=\"#step-1-introduction-to-investment-casting\">Step 1: Introduction to Investment Casting<\/a><ul><li><a href=\"#undefined-1\">Concept and Definition<\/a><\/li><li><a href=\"#undefined-2\">Historical Background<\/a><\/li><\/ul><\/li><li><a href=\"#undefined-3\">Step 2: Key Materials Used in Investment Casting<\/a><ul><li><a href=\"#undefined-4\">Metals for Casting<\/a><\/li><li><a href=\"#undefined-5\">Wax and Ceramic Materials<\/a><\/li><\/ul><\/li><li><a href=\"#undefined-6\">Step 3: Detailed Step-by-Step Investment Casting Process<\/a><ul><li><a href=\"#undefined-7\">3.1 Wax Pattern Creation<\/a><\/li><li><a href=\"#undefined-8\">3.2 Ceramic Shell Building<\/a><\/li><li><a href=\"#undefined-9\">3.3 Dewaxing and Shell Firing<\/a><\/li><li><a href=\"#undefined-10\">3.4 Metal Pouring and Cooling<\/a><\/li><li><a href=\"#undefined-11\">3.5 Shell Removal and Finishing<\/a><\/li><\/ul><\/li><li><a href=\"#undefined-12\">Step 4: Advantages of Investment Casting<\/a><ul><li><a href=\"#undefined-13\">4.1 High Precision and Complex Shapes<\/a><\/li><li><a href=\"#undefined-14\">4.2 Material Versatility<\/a><\/li><li><a href=\"#undefined-15\">4.3 Superior Surface Finish<\/a><\/li><\/ul><\/li><li><a href=\"#undefined-16\">Step 5: Investment Casting vs Other Casting Methods<\/a><\/li><li><a href=\"#undefined-17\">Step 6: Common Applications<\/a><\/li><li><a href=\"#undefined-18\">Step 7: Cost, Scalability, and Sustainability<\/a><ul><li><a href=\"#undefined-19\">Factores de costos<\/a><\/li><li><a href=\"#undefined-20\">Pr\u00e1cticas de Sostenibilidad<\/a><\/li><\/ul><\/li><li><a href=\"#undefined-21\">Step 8: Automation and Industry Trends<\/a><ul><li><a href=\"#undefined-22\">Emerging Technologies<\/a><\/li><\/ul><\/li><li><a href=\"#undefined-24\">Conclusi\u00f3n<\/a><\/li><li><a href=\"#undefined-23\">PREGUNTAS FRECUENTES<\/a><ul><li><a href=\"#q1-how-does-investment-casting-differ-from-3d-printing\">Q1: How does investment casting differ from 3D printing?<\/a><\/li><li><a href=\"#q2-can-investment-casting-handle-small-or-large-production-runs\">Q2: Can investment casting handle small or large production runs?<\/a><\/li><li><a href=\"#q3-what-metals-can-be-used\">Q3: What metals can be used?<\/a><\/li><li><a href=\"#q4-is-investment-casting-environmentally-sustainable\">Q4: Is investment casting environmentally sustainable?<\/a><\/li><li><a href=\"#q5-how-accurate-is-investment-casting\">Q5: How accurate is investment casting?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>In today\u2019s rapidly evolving manufacturing industry, precision and reliability are no longer optional\u2014they are essential. Components used in aerospace, automotive, medical devices, and energy systems must meet <strong>extremely tight tolerances<\/strong> while maintaining material integrity. This is where <a href=\"https:\/\/www.leierwocasting.com\/es\/investment-casting\/\"><strong>fundici\u00f3n de precisi\u00f3n<\/strong>,<\/a> also known as lost-wax casting, has become a cornerstone technology. Understanding <strong>what is investment casting<\/strong> and its process can help engineers, manufacturers, and buyers make informed decisions for complex metal parts.<\/p>\n\n\n\n<p>This guide will explore:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A detailed explanation of <strong>what is investment casting<\/strong><\/li>\n\n\n\n<li>Step-by-step process, from wax pattern to finished part<\/li>\n\n\n\n<li>Material selection, mold types, and surface finishes<\/li>\n\n\n\n<li>Advantages over sand casting, die casting, and machining<\/li>\n\n\n\n<li>Cost, scalability, and sustainability considerations<\/li>\n\n\n\n<li>Common applications and case studies<\/li>\n\n\n\n<li>Industry trends, automation, and future innovations<\/li>\n\n\n\n<li>FAQs based on real-world queries from engineers and buyers<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-1-introduction-to-investment-casting\">Step 1: Introduction to Investment Casting<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"450\" src=\"https:\/\/www.leierwocasting.com\/wp-content\/uploads\/2026\/03\/89.jpg\" alt=\"What Is Investment Casting Process\" class=\"wp-image-3745\" style=\"object-fit:cover;width:500px;height:400px\" srcset=\"https:\/\/www.leierwocasting.com\/wp-content\/uploads\/2026\/03\/89.jpg 600w, https:\/\/www.leierwocasting.com\/wp-content\/uploads\/2026\/03\/89-300x225.jpg 300w, https:\/\/www.leierwocasting.com\/wp-content\/uploads\/2026\/03\/89-16x12.jpg 16w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-1\">Concept and Definition<\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/www.leierwocasting.com\/es\/investment-casting\/\">Fundici\u00f3n de precisi\u00f3n<\/a><\/strong> is a metal casting process that allows for <strong>highly precise, complex, and near-net-shape components<\/strong>. Unlike sand casting, investment casting produces parts with <strong>tight dimensional tolerances<\/strong>, smooth surface finishes, and minimal post-processing.<\/p>\n\n\n\n<p>The process involves <strong>creating a wax pattern<\/strong>, coating it with a ceramic shell, melting out the wax, and then pouring molten metal into the cavity. Once cooled, the ceramic shell is broken away, leaving a finished metal part.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-2\">Historical Background<\/h3>\n\n\n\n<p>Investment casting dates back to <strong>2000 BC<\/strong>, with evidence of lost-wax casting in Mesopotamia and ancient Egypt. Modern industrial investment casting emerged in the 20th century, evolving into <strong>high-precision processes suitable for aerospace, medical implants, and automotive components<\/strong>.<\/p>\n\n\n\n<p><strong>Perspectiva de datos:<\/strong> According to a 2024 report by the <a href=\"https:\/\/www.leierwocasting.com\/es\/investment-casting\/\">Fundici\u00f3n de inversi\u00f3n<\/a> Institute, investment casting accounts for <strong>over 15% of all precision metal components in aerospace and defense applications<\/strong> worldwide.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"undefined-3\">Step 2: Key Materials Used in Investment Casting<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-4\">Metals for Casting<\/h3>\n\n\n\n<p>Investment casting can accommodate a wide range of metals:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Stainless steel:<\/strong> corrosion-resistant, widely used in valves, pumps, and medical instruments<\/li>\n\n\n\n<li><strong>Aluminio:<\/strong> lightweight, low-cost, ideal for automotive and aerospace components<\/li>\n\n\n\n<li><strong>Titanio:<\/strong> high strength-to-weight ratio, essential for aerospace and implants<\/li>\n\n\n\n<li><strong>Cobalt-chrome alloys:<\/strong> used in medical and dental prosthetics due to biocompatibility<\/li>\n\n\n\n<li><strong>Bronze and copper alloys:<\/strong> popular for decorative and heat-conductive parts<\/li>\n<\/ul>\n\n\n\n<p><strong>Fact:<\/strong> Titanium components produced via investment casting can achieve <strong>up to 30% weight reduction<\/strong> compared to machined counterparts.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-5\">Wax and Ceramic Materials<\/h3>\n\n\n\n<p>The wax pattern must precisely replicate the design of the final part. Modern waxes are <strong>thermoplastic<\/strong>, reusable, and can be injection molded for complex shapes.<\/p>\n\n\n\n<p>Ceramic shells are built using <strong>silica, zircon, and alumina powders<\/strong>, providing thermal resistance and structural integrity. Multi-layer shell systems ensure the mold <strong>withstands molten metal temperatures up to 1,600\u00b0C<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"undefined-6\">Step 3: Detailed Step-by-Step <a href=\"https:\/\/www.leierwocasting.com\/es\/investment-casting\/\">Fundici\u00f3n de inversi\u00f3n<\/a> Proceso<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"450\" src=\"https:\/\/www.leierwocasting.com\/wp-content\/uploads\/2026\/01\/88.jpg\" alt=\"Investment Casting Alloys\" class=\"wp-image-3468\" style=\"object-fit:cover;width:500px;height:400px\" srcset=\"https:\/\/www.leierwocasting.com\/wp-content\/uploads\/2026\/01\/88.jpg 600w, https:\/\/www.leierwocasting.com\/wp-content\/uploads\/2026\/01\/88-300x225.jpg 300w, https:\/\/www.leierwocasting.com\/wp-content\/uploads\/2026\/01\/88-16x12.jpg 16w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-7\">3.1 Wax Pattern Creation<\/h3>\n\n\n\n<p>Wax injection molds produce <strong>high-fidelity patterns<\/strong>. Patterns can be <strong>standalone or assembled into trees<\/strong>, which allows multiple parts to be cast simultaneously, improving efficiency.<\/p>\n\n\n\n<p><strong>Estudio de caso:<\/strong> A European aerospace supplier produces <strong>50 turbine blades per wax tree<\/strong>, reducing cycle time and labor costs by 40%.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-8\">3.2 Ceramic Shell Building<\/h3>\n\n\n\n<p>Wax patterns are repeatedly <strong>dipped in ceramic slurry and coated with fine refractory powders<\/strong>. Layers are applied until the shell is thick enough to handle molten metal.<\/p>\n\n\n\n<p><strong>Nota t\u00e9cnica:<\/strong> Shell thickness usually ranges from <strong>8\u201315 mm<\/strong>, depending on part size and alloy.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-9\">3.3 Dewaxing and Shell Firing<\/h3>\n\n\n\n<p>The ceramic shell is heated to remove wax (dewaxing), leaving a <strong>hollow cavity<\/strong>. This process can occur in an autoclave or furnace. Subsequent firing strengthens the shell to withstand high-temperature metal pouring.<\/p>\n\n\n\n<p><strong>Perspectiva de datos:<\/strong> Controlled firing reduces micro-cracking and ensures <strong>less than 0.05% porosity<\/strong> in critical aerospace components.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-10\">3.4 Metal Pouring and Cooling<\/h3>\n\n\n\n<p>Molten metal is poured into the ceramic shell under gravity or vacuum-assisted conditions. Investment casting allows <strong>high-melting-point alloys<\/strong> such as superalloys for turbine engines.<\/p>\n\n\n\n<p><strong>Fact:<\/strong> Cooling rates are carefully controlled to prevent shrinkage defects. Advanced foundries use <strong>thermocouples and infrared sensors<\/strong> to monitor temperature gradients.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-11\">3.5 Shell Removal and Finishing<\/h3>\n\n\n\n<p>After cooling, ceramic shells are mechanically or chemically removed. Minimal post-processing is needed, but some parts may undergo <strong>grinding, machining, heat treatment, or surface coating<\/strong> to meet exact specifications.<\/p>\n\n\n\n<p><strong>Ejemplo:<\/strong> A medical device company produces <strong>surgical implants with surface roughness below 1.5 \u03bcm<\/strong> using <a href=\"https:\/\/www.leierwocasting.com\/es\/investment-casting\/\">fundici\u00f3n de precisi\u00f3n<\/a>, eliminating additional machining.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"undefined-12\">Step 4: Advantages of Investment Casting<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-13\">4.1 High Precision and Complex Shapes<\/h3>\n\n\n\n<p>Investment casting allows for <strong>thin walls, intricate features, and internal cavities<\/strong>, making it ideal for aerospace and medical applications.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-14\">4.2 Material Versatility<\/h3>\n\n\n\n<p>Almost any metal, including high-performance alloys like <strong>Inconel and Hastelloy<\/strong>, can be cast, offering <strong>flexibility in engineering design<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-15\">4.3 Superior Surface Finish<\/h3>\n\n\n\n<p>The process produces a <strong>smooth surface finish (Ra 1\u20133 \u03bcm)<\/strong>, reducing post-processing and improving <strong>component fatigue life<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"undefined-16\">Step 5: Investment Casting vs Other Casting Methods<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Caracter\u00edstica<\/th><th>Fundici\u00f3n de inversi\u00f3n<\/th><th>Fundici\u00f3n en arena<\/th><th>Fundici\u00f3n a presi\u00f3n<\/th><\/tr><\/thead><tbody><tr><td>Precisi\u00f3n<\/td><td>Very High (\u00b10.1 mm)<\/td><td>Moderate (\u00b11\u20132 mm)<\/td><td>High (\u00b10.2 mm)<\/td><\/tr><tr><td>Acabado de la superficie<\/td><td>Smooth (Ra 1\u20133 \u03bcm)<\/td><td>Bruto<\/td><td>Liso<\/td><\/tr><tr><td>Complejidad<\/td><td>Intricate &amp; thin walls<\/td><td>Simple &amp; thick<\/td><td>Moderado<\/td><\/tr><tr><td>Material Variety<\/td><td>Wide, including superalloys<\/td><td>Limitado<\/td><td>Mostly non-ferrous<\/td><\/tr><tr><td>Costo<\/td><td>Higher per part<\/td><td>Bajo<\/td><td>Moderado<\/td><\/tr><tr><td>Tama\u00f1o del lote<\/td><td>Peque\u00f1o a mediano<\/td><td>Grande<\/td><td>Grande<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Perspectiva clave:<\/strong> Investment casting is preferred for <strong>high-value, complex, or safety-critical parts<\/strong>, despite higher initial costs.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"undefined-17\">Step 6: Common Applications<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"503\" height=\"279\" src=\"https:\/\/www.leierwocasting.com\/wp-content\/uploads\/2026\/03\/screenshot_2026-03-09_09-48-43_compressed.png\" alt=\"What Is Investment Casting Process\" class=\"wp-image-3746\" style=\"object-fit:cover;width:500px;height:400px\" srcset=\"https:\/\/www.leierwocasting.com\/wp-content\/uploads\/2026\/03\/screenshot_2026-03-09_09-48-43_compressed.png 503w, https:\/\/www.leierwocasting.com\/wp-content\/uploads\/2026\/03\/screenshot_2026-03-09_09-48-43_compressed-300x166.png 300w, https:\/\/www.leierwocasting.com\/wp-content\/uploads\/2026\/03\/screenshot_2026-03-09_09-48-43_compressed-18x10.png 18w\" sizes=\"auto, (max-width: 503px) 100vw, 503px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Aeroespacial:<\/strong> turbine blades, combustion chambers, structural brackets<\/li>\n\n\n\n<li><strong>Automotor:<\/strong> valve bodies, gear components, high-performance parts<\/li>\n\n\n\n<li><strong>Medical:<\/strong> surgical instruments, orthopedic implants, dental prosthetics<\/li>\n\n\n\n<li><strong>Industrial:<\/strong> pumps, valves, heat exchangers, decorative components<\/li>\n<\/ul>\n\n\n\n<p><strong>Estudio de caso:<\/strong> A US aerospace supplier reduced weight by <strong>12%<\/strong> and improved performance by <strong>15%<\/strong> using investment casting for titanium brackets.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"undefined-18\">Step 7: Cost, Scalability, and Sustainability<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-19\">Factores de costos<\/h3>\n\n\n\n<p><a href=\"http:\/\/Investment Casting Process\">Fundici\u00f3n de precisi\u00f3n<\/a> costs depend on <strong>material, complexity, size, batch quantity<\/strong>, and finishing requirements. While the per-part cost is higher than sand casting, <strong>reduced machining and fewer defects<\/strong> lower overall production expenses.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-20\">Pr\u00e1cticas de Sostenibilidad<\/h3>\n\n\n\n<p>Modern foundries adopt <strong>wax recycling, ceramic reuse, and energy-efficient kilns<\/strong>. Investment casting also reduces scrap metal, contributing to <strong>environmentally responsible manufacturing<\/strong>.<\/p>\n\n\n\n<p><strong>Ejemplo:<\/strong> A Spanish foundry reported a <strong>35% reduction in carbon footprint<\/strong> by switching to reusable ceramic shells and recycled wax.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"undefined-21\">Step 8: Automation and Industry Trends<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"undefined-22\">Emerging Technologies<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Robotic shell coating and dewaxing<\/strong> improves consistency<\/li>\n\n\n\n<li><strong>3D-printed wax patterns<\/strong> allow for rapid prototyping and design flexibility<\/li>\n\n\n\n<li><strong>Real-time sensors<\/strong> for thermal monitoring reduce defects<\/li>\n<\/ul>\n\n\n\n<p><strong>Perspectiva de la industria:<\/strong> According to Global Metal Casting Report, automated investment casting is projected to grow <strong>8% annually<\/strong>, driven by aerospace and medical demand.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"undefined-24\">Conclusi\u00f3n<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.leierwocasting.com\/es\/investment-casting\/\">Fundici\u00f3n de precisi\u00f3n<\/a> remains a <strong>cornerstone of precision manufacturing<\/strong>. Su capacidad para producir <strong>complex, high-precision components<\/strong> from a wide range of materials makes it invaluable across aerospace, medical, automotive, and industrial applications. Understanding <strong>what is investment casting<\/strong> empowers engineers and buyers to select the right method for <strong>quality, efficiency, and sustainability<\/strong>.<\/p>\n\n\n\n<p>With emerging technologies like <strong>3D-printed wax patterns, robotic automation, and real-time monitoring<\/strong>, investment casting is set to <strong>remain a leading method for high-performance, precision metal parts<\/strong> well into the future.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"undefined-23\">PREGUNTAS FRECUENTES<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"q1-how-does-investment-casting-differ-from-3d-printing\">Q1: How does <a href=\"http:\/\/Investment Casting Process\">fundici\u00f3n de precisi\u00f3n<\/a> differ from <a href=\"https:\/\/www.leierwocasting.com\/es\/3d-printing\/\">Impresi\u00f3n 3D<\/a>?<\/h3>\n\n\n\n<p>A: Investment casting produces <strong>functional metal parts directly<\/strong>, while 3D printing often creates patterns or prototypes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"q2-can-investment-casting-handle-small-or-large-production-runs\">Q2: Can investment casting handle small or large production runs?<\/h3>\n\n\n\n<p>A: Yes, it is ideal for <strong>small to medium batches<\/strong>, especially high-value or complex components.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"q3-what-metals-can-be-used\">Q3: What metals can be used?<\/h3>\n\n\n\n<p>A: Stainless steel, aluminum, titanium, cobalt-chrome, bronze, superalloys.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"q4-is-investment-casting-environmentally-sustainable\">Q4: Is investment casting environmentally sustainable?<\/h3>\n\n\n\n<p>A: Modern methods recycle wax, ceramic shells, and use energy-efficient furnaces.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"q5-how-accurate-is-investment-casting\">Q5: How accurate is investment casting?<\/h3>\n\n\n\n<p>A: Dimensional tolerance can be <strong>\u00b10,1 mm<\/strong>, and surface roughness as smooth as Ra 1\u20133 \u03bcm.<\/p>","protected":false},"excerpt":{"rendered":"<p>Discover What Is Investment Casting Process and learn step-by-step techniques for precision metal parts in aerospace, automotive, and medical.<\/p>","protected":false},"author":1,"featured_media":3745,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[32],"tags":[],"class_list":["post-3744","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/www.leierwocasting.com\/es\/wp-json\/wp\/v2\/posts\/3744","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.leierwocasting.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.leierwocasting.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.leierwocasting.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.leierwocasting.com\/es\/wp-json\/wp\/v2\/comments?post=3744"}],"version-history":[{"count":1,"href":"https:\/\/www.leierwocasting.com\/es\/wp-json\/wp\/v2\/posts\/3744\/revisions"}],"predecessor-version":[{"id":3747,"href":"https:\/\/www.leierwocasting.com\/es\/wp-json\/wp\/v2\/posts\/3744\/revisions\/3747"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.leierwocasting.com\/es\/wp-json\/wp\/v2\/media\/3745"}],"wp:attachment":[{"href":"https:\/\/www.leierwocasting.com\/es\/wp-json\/wp\/v2\/media?parent=3744"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.leierwocasting.com\/es\/wp-json\/wp\/v2\/categories?post=3744"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.leierwocasting.com\/es\/wp-json\/wp\/v2\/tags?post=3744"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}