{"id":11480,"date":"2023-09-12T08:25:24","date_gmt":"2023-09-12T08:25:24","guid":{"rendered":"https:\/\/xometry.pro\/articles\/injection-moulding-overview\/"},"modified":"2025-10-22T15:52:10","modified_gmt":"2025-10-22T13:52:10","slug":"injection-moulding-overview","status":"publish","type":"articles","link":"https:\/\/xometry.pro\/en-eu\/articles\/injection-moulding-overview\/","title":{"rendered":"Injection Molding Technology Overview"},"content":{"rendered":"<div role=\"navigation\" aria-label=\"Table of Contents\" class=\"simpletoc wp-block-simpletoc-toc\"><h2 class=\"simpletoc-title\">Table of Contents<\/h2>\n<ul class=\"simpletoc-list\">\n<li><a href=\"#h-what-is-injection-molding-nbsp\">What is Injection Molding?&nbsp;<\/a>\n\n<\/li>\n<li><a href=\"#how-does-injection-molding-work\">How Does Injection Molding Work?<\/a>\n\n\n<\/li>\n\n<\/li>\n\n<li><a href=\"#other-injection-molding-processes\">Other Injection Molding Processes<\/a>\n\n\n<\/li>\n\n<\/li>\n\n<\/li>\n\n<\/li>\n\n<\/li>\n\n<\/li>\n\n<li><a href=\"#benefits-of-injection-molding\">Benefits of Injection Molding<\/a>\n\n\n<\/li>\n\n<\/li>\n\n<\/li>\n\n<\/li>\n\n<\/li>\n\n<li><a href=\"#limitations-of-injection-molding\">Limitations of Injection Molding<\/a>\n\n\n<\/li>\n\n<\/li>\n\n<li><a href=\"#conclusion\">Conclusion<\/a>\n<\/li><\/ul><\/div>\n\n\n<p><a href=\"https:\/\/xometry.eu\/en\/injection-moulding\/\">Injection molding<\/a>, a modernised and far more advanced form of casting, is one of the manufacturing methods developed through the years that allows to speed up and enhance the production of different products. Speed and ease of production are critical considerations in manufacturing, especially bulk production, as these bring about numerous advantages. These advantages include lower development costs, greater forecasting accuracy, faster innovation, and larger market share.&nbsp;<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-is-injection-molding-nbsp\">What is Injection Molding? <\/h2>\n\n\n<p>Injection molding is a manufacturing process in which molten material is injected into an already prepared mold and left to cool. Upon cooling, the material solidifies and takes the shape of the mold, before being ejected. While this process may be used for one-off productions, it is usually used in the mass production of identical parts. Materials most commonly used in injection molding are plastics or elastomers.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"684\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/injection-moulding-machine-scaled-1-1024x684.jpg\" alt=\"Injection molding machine\" class=\"wp-image-847\" style=\"max-width:624px;max-height:417px\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/injection-moulding-machine-scaled-1-1024x684.jpg 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/injection-moulding-machine-scaled-1-300x200.jpg 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/injection-moulding-machine-scaled-1-768x513.jpg 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/injection-moulding-machine-scaled-1-1536x1025.jpg 1536w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/injection-moulding-machine-scaled-1-2048x1367.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/injection-moulding-machine-scaled-1.jpg\" data-fancybox=\"gallery-11480\" data-caption=\"Injection molding machine\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/injection-moulding-machine-scaled-1.jpg\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><figcaption class=\"wp-element-caption\">Injection molding machine<\/figcaption><\/figure>\n\n\n\n<p>Due to its high output rate and consistency of quality, injection molding is widely used across different industries to create parts such as electrical components, automotive parts, basic consumer plastics, furniture parts, and many others.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/injection-mold-1024x683.jpeg\" alt=\"\" class=\"wp-image-64814\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/injection-mold-1024x683.jpeg 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/injection-mold-300x200.jpeg 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/injection-mold-768x512.jpeg 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/injection-mold-1536x1025.jpeg 1536w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/injection-mold-2048x1366.jpeg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/injection-mold-scaled.jpeg\" data-fancybox=\"gallery-11480\" data-caption=\"\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/injection-mold-scaled.jpeg\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"how-does-injection-molding-work\">How Does Injection Molding Work?<\/h2>\n\n\n<p>A special-purpose injection molding machine carries out injection molding. The manufacturing process is divided into the various steps listed below:<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"step-1-creation-of-the-mold\">Step 1 &#8211; Creation of the Mold<\/h3>\n\n    <aside class=\"article-content-aside\">\r\n        <a href=\"https:\/\/xometry.pro\/en-eu\/articles\/injection-molding-molds\/\" class=\"aside-image sidebar__aside-image\"><img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/12\/injection-molding-mold.webp\" alt=\"Injection molding mold\"><\/a><a href=\"https:\/\/xometry.pro\/en-eu\/articles\/injection-molding-molds\/\" class=\"aside-link\">Injection Molding Molds: Types, Lifespan and Design Tips<\/a>    <\/aside>\r\n    \n\n\n<p>The first step in injection molding is mold creation. The mold for the part to be manufactured is designed according to the specifications of the part&#8217;s 3D model, using computer-aided design, following several injection molding guidelines. It is then manufactured in two parts, usually using CNC machining. Molds are made from metals (mainly steel or aluminium).<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"step-2-injection\">Step 2 &#8211; Injection<\/h3>\n\n\n<p>The separate halves of the mold are placed in and held together tightly by the clamping unit of the injection molding machine. In the form of granules or pellets, the raw material is introduced into a barrel where it is heated at a high temperature and pressure till it melts. Now in molten form, the material is immediately injected into the mold cavity, filling the entire space in the mold. It then cools down and solidifies, forming the shape of the mold.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><h3 class=\"wp-block-heading\" id=\"step-3-ejection-and-finishing\">Step 3 &#8211; Ejection and Finishing<\/h3>\n\n\n<p>After the material has completely cooled and solidified, the mold is opened by the clamping unit and the solidified finished part is ejected. The finished part is subjected to some post-processing operations. These operations include removing excessive material and support structure, surface finishing, and, if required, painting, electroplating, heat treatment, etc.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"512\" height=\"512\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/moulding.gif\" alt=\"Injection molding process animation\" class=\"wp-image-1610\" style=\"max-width:257px;max-height:257px\"\/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/moulding.gif\" data-fancybox=\"gallery-11480\" data-caption=\"\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/moulding.gif\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><\/figure>\n<\/div>\n<\/div>\n\n\n    <aside class=\"article-content-aside\">\r\n        <a href=\"https:\/\/xometry.pro\/en-eu\/articles\/injection-molding-finishes\/\" class=\"aside-image sidebar__aside-image\"><img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/10\/Injection-Moulding-SPI-Finishes-1.png\" alt=\"Injection Moulding SPI Finishes\"><\/a><a href=\"https:\/\/xometry.pro\/en-eu\/articles\/injection-molding-finishes\/\" class=\"aside-link\">Injection Molding Surface Finishes: SPI and VDI<\/a>    <\/aside>\r\n    \n\n<h2 class=\"wp-block-heading\" id=\"other-injection-molding-processes\">Other Injection Molding Processes<\/h2>\n\n\n<p>There are other forms of injection molding that vary from the process described.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"over-molding\">Over Molding<\/h3>\n\n\n<p>Over molding is an injection molding process that allows a part to be created from two different materials. The first material is molded and, before cooling down, the overmolding material is introduced, creating strong bonds between the substrate and the overmolding material. This technique is used to create multi-material objects with improved aesthetics and functionality, while eliminating the need for secondary operations.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"insert-molding\">Insert Molding<\/h3>\n\n\n<p>Insert molding is similar to over molding. In this injection molding technique a preformed object is inserted into the mold before the molten material is poured. With the point being to have the preformed material inserted into the molded object. An application of insert molding is inserting metal screw holes into plastic parts.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"metal-injection-molding\">Metal Injection Molding<\/h3>\n\n\n<p>In this process, finely powdered metal is combined with wax, polypropylene binders, or other polymers to form a feedstock mix. It is then injected into the mold and left to cool. Once it solidifies, a portion of the blinder is removed using methods such as the catalytic process and the use of solvents.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"die-castingnbsp\">Die Casting <\/h3>\n\n\n<p>The <a href=\"https:\/\/xometry.pro\/en-eu\/articles\/die-casting-materials\/\">die casting process<\/a>, also known as high-pressure die casting, is the forcing of molten metal under high pressure into a mold cavity. The process is as follows:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>First is the preparation of the dies (molds), which entails the lubricating of the mold cavity to facilitate the easy removal of the casting and to control the temperature.&nbsp;<\/li>\n\n\n\n<li>After that, the cast is closed and injected with molten metals under relatively high pressure between 1500 psi and 25400 psi.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Die casting products are made from nonferrous metals such as copper, zinc, aluminium, and lead.&nbsp;<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"thinwall-injection\">Thin-wall Injection<\/h3>\n\n\n<p>This injection molding process is used to create plastic parts with very thin walls such as food packaging, parts of equipment, and lab apparatus. The sizes of these parts are larger than their thickness. This process of creating thin walls is more difficult than other processes.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"micro-injection-molding\">Micro Injection Molding<\/h3>\n\n\n<p>Just as the name implies, &#8220;micro injection molding&#8221; is a molding process used to produce tiny plastic parts with weights of about 1 to 0.1 grams. This facilitates the manufacture of micro parts of various complicated geometries with maximum precision and accuracy.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"gasassisted-injection-molding\">Gas-assisted Injection Molding<\/h3>\n\n\n<p>In the production of thick plastic parts with injection molding, there&#8217;s the risk of distorted parts caused during the cooling process of the molten plastic. This is prevented from happening in gas-assisted injection. As the molten plastics solidifies, gas is introduced into the mold by gas channels, producing smooth surfaces.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-Moulding-Natural-Nylon-Glass-Fill-1-1024x683.jpg\" alt=\"Injection molded part natural nylon glass-filled\" class=\"wp-image-2067\" style=\"max-width:580px;max-height:387px\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-Moulding-Natural-Nylon-Glass-Fill-1-1024x683.jpg 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-Moulding-Natural-Nylon-Glass-Fill-1-300x200.jpg 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-Moulding-Natural-Nylon-Glass-Fill-1-768x512.jpg 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-Moulding-Natural-Nylon-Glass-Fill-1-1536x1024.jpg 1536w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-Moulding-Natural-Nylon-Glass-Fill-1-2048x1365.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-Moulding-Natural-Nylon-Glass-Fill-1-scaled.jpg\" data-fancybox=\"gallery-11480\" data-caption=\"Injection molded part natural nylon glass-filled\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-Moulding-Natural-Nylon-Glass-Fill-1-scaled.jpg\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><figcaption class=\"wp-element-caption\">Injection molded part natural nylon glass-filled<\/figcaption><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"benefits-of-injection-molding\">Benefits of Injection Molding<\/h2>\n\n\n<p>Injection molding, as a manufacturing process, has numerous benefits. Some of these are as follows:<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"high-production-output\">High Production Output<\/h3>\n\n\n<p>This is one of the process&#8217; most important advantages. The process takes 20-120 secs to complete a cycle, enabling it to create hundreds of parts per hour.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"minimal-cost-of-labour\">Minimal Cost of Labour<\/h3>\n\n\n<p>The injection molding process is fully automated and can be operated solely by one operator. Therefore, the production cost is cut due to the reduced number of heads.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"design-flexibility\">Design Flexibility<\/h3>\n\n\n<p>Injection molding enables manufacturers to create various designs regardless of their complexity and intricacy.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"quality-consistency\">Quality Consistency<\/h3>\n\n\n<p>This process follows a sequential pattern in the creation of identical parts. Therefore the quality of the first would be similar to that of the second, third, and the next.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"681\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/capabilities-injectionmolding-xometry-1024x681.jpg\" alt=\"Injection molded blue parts\" class=\"wp-image-1614\" style=\"max-width:558px;max-height:371px\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/capabilities-injectionmolding-xometry-1024x681.jpg 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/capabilities-injectionmolding-xometry-300x200.jpg 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/capabilities-injectionmolding-xometry-768x511.jpg 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/capabilities-injectionmolding-xometry.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/capabilities-injectionmolding-xometry.jpg\" data-fancybox=\"gallery-11480\" data-caption=\"Injection molded blue parts\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/capabilities-injectionmolding-xometry.jpg\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><figcaption class=\"wp-element-caption\">Injection molded blue parts<\/figcaption><\/figure>\n\n\n<h3 class=\"wp-block-heading\" id=\"low-wastage\">Low Wastage<\/h3>\n\n\n<p>Unlike other production processes such as CNC machining cuts away substantial parts, injection molding produces very little scrap. The little unused materials can be gathered and recycled.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"compatibility-of-multiple-materials\">Compatibility of Multiple Materials<\/h3>\n\n\n<p>With this process, you can use multiple materials and colours simultaneously. And as the ejected part has a finished appearance, there is little or no work to be done after that.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"limitations-of-injection-molding\">Limitations of Injection Molding<\/h2>\n\n\n<p>Despite its multiple advantages, injection molding also has some of the following downsides.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"visual-defects-on-the-parts\">Visual Defects on the Parts<\/h3>\n\n\n<p>Though the process is precise, minor defects from the injection molding process may exist in the finished products. Take note that the defects are not such that would affect the workability of the parts. Some defects are warping, jetting, sink marks, flow lines, weld lines, short shots, and vacuum shots.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"540\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-moulding-part-without-surface-finish-1-1024x540.png\" alt=\"Injection molding part without surface finish\" class=\"wp-image-2106\" style=\"max-width:626px;max-height:340px\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-moulding-part-without-surface-finish-1-1024x540.png 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-moulding-part-without-surface-finish-1-300x158.png 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-moulding-part-without-surface-finish-1-768x405.png 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-moulding-part-without-surface-finish-1.png 1074w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-moulding-part-without-surface-finish-1.png\" data-fancybox=\"gallery-11480\" data-caption=\"Injection molding part without surface finish\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/Injection-moulding-part-without-surface-finish-1.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><figcaption class=\"wp-element-caption\">Injection molding part without surface finish<\/figcaption><\/figure>\n\n\n<h3 class=\"wp-block-heading\" id=\"high-cost\">High Cost<\/h3>\n\n\n<p>The setup costs of injection molding are high. The machines and tools used are expensive. A prototype of the mold also needs to be created and tested. Plus, it takes very skilled workers to design the mold, to avoid future expenses in the part production.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"not-suitable-for-largesized-parts\">Not Suitable for Large-sized Parts<\/h3>\n\n\n<p>The production of large parts of equal density is very difficult. This is because of the limitations of the mold. Large parts would have to be created as smaller parts and then combined.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">Conclusion<\/h2>\n\n\n<p>The use of injection molding in various industries has brought about the seamless and precise production of parts in mass within a short period. Through our extensive network of manufacturers, Xometry Europe offers injection molding services for several dozens of materials including plastics and elastomers. Simply head over to our Instant Quoting Engine to upload your model and receive a quote to order parts.<\/p>\n","protected":false},"author":1,"featured_media":11481,"comment_status":"open","ping_status":"closed","template":"","categories":[],"c-tag-articles":[],"global-tag":[617],"class_list":["post-11480","articles","type-articles","status-publish","has-post-thumbnail","hentry","global-tag-injection-moulding-eu"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Injection Molding Technology Overview | Xometry Pro<\/title>\n<meta name=\"description\" content=\"This article sums up all the basics you need to know about injection moulding: how it works, its benefits and its limitations.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/xometry.pro\/en-eu\/articles\/injection-moulding-overview\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Injection Molding Technology Overview | Xometry Pro\" \/>\n<meta property=\"og:description\" content=\"This article sums up all the basics you need to know about injection moulding: how it works, its benefits and its limitations.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/xometry.pro\/en-eu\/articles\/injection-moulding-overview\/\" \/>\n<meta property=\"og:site_name\" content=\"Xometry Pro\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-22T13:52:10+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/injection-moulding-parts.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2250\" \/>\n\t<meta property=\"og:image:height\" content=\"1305\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"7 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/articles\\\/injection-moulding-overview\\\/\",\"url\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/articles\\\/injection-moulding-overview\\\/\",\"name\":\"Injection Molding Technology Overview | Xometry Pro\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/articles\\\/injection-moulding-overview\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/articles\\\/injection-moulding-overview\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/xometry.pro\\\/wp-content\\\/uploads\\\/2023\\\/07\\\/injection-moulding-parts.jpg\",\"datePublished\":\"2023-09-12T08:25:24+00:00\",\"dateModified\":\"2025-10-22T13:52:10+00:00\",\"description\":\"This article sums up all the basics you need to know about injection moulding: how it works, its benefits and its limitations.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/articles\\\/injection-moulding-overview\\\/#breadcrumb\"},\"inLanguage\":\"en-EU\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/articles\\\/injection-moulding-overview\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-EU\",\"@id\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/articles\\\/injection-moulding-overview\\\/#primaryimage\",\"url\":\"https:\\\/\\\/xometry.pro\\\/wp-content\\\/uploads\\\/2023\\\/07\\\/injection-moulding-parts.jpg\",\"contentUrl\":\"https:\\\/\\\/xometry.pro\\\/wp-content\\\/uploads\\\/2023\\\/07\\\/injection-moulding-parts.jpg\",\"width\":2250,\"height\":1305,\"caption\":\"Injection molded parts\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/articles\\\/injection-moulding-overview\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Articles\",\"item\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/articles\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Injection Molding\",\"item\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/global-tag\\\/injection-moulding-eu\\\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Injection Molding Technology Overview\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/#website\",\"url\":\"https:\\\/\\\/xometry.pro\\\/en-eu\\\/\",\"name\":\"Xometry Pro\",\"description\":\"Knowledge &amp; 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