{"id":6322,"date":"2024-08-22T11:58:47","date_gmt":"2024-08-22T03:58:47","guid":{"rendered":"https:\/\/www.thy-precision.com\/guide-to-tolerances-in-plastic-injection-molding\/"},"modified":"2025-04-08T15:23:57","modified_gmt":"2025-04-08T07:23:57","slug":"guide-to-tolerances-in-plastic-injection-molding","status":"publish","type":"post","link":"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/","title":{"rendered":"Guide to Tolerances in Plastic Injection Molding"},"content":{"rendered":"\n<p>Tolerance in injection molding is the key to the quality of the final product. To stay within proper dimensions and avoid defects, we need to consider many factors, such as material selections, product design, or even tooling in the very early stage. <\/p>\n\n<p>General injection molding tolerances fall within \u00b10.1mm. However, for products requiring high precision, such as those used in medical facilities, tolerances can be as tight as \u00b10.005mm. The tighter the tolerances are, the more expensive the overall cost of manufacturing due to the complexity of tooling design and process control.  <\/p>\n\n<p>In this article, we will look closely at what influences the margins of molded parts and the common tolerances that happen in practical scenarios. In the end, we\u2019ll also provide useful tips to help you design your products to reduce possible impact. <\/p>\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#Factors_Influencing_Injection_Molding_Tolerances\" >Factors Influencing Injection Molding Tolerances<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#%E2%97%8F_Material_shrinkage\" >\u25cf Material shrinkage<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#%E2%97%8F_Warpage\" >\u25cf Warpage<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#%E2%97%8F_Thermal_expansion\" >\u25cf Thermal expansion<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#Common_Types_of_Tolerances_in_Injection_Molding\" >Common Types of Tolerances in Injection Molding<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#%E2%97%8F_Dimensional_tolerances\" >\u25cf Dimensional tolerances<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#%E2%97%8F_Hole_diameter_and_depth_tolerances\" >\u25cf Hole diameter and depth tolerances<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#%E2%97%8F_Straightness_and_flatness_tolerances\" >\u25cf Straightness and flatness tolerances<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#Design_and_Tooling_Considerations_to_Mitigate_Tolerance\" >Design and Tooling Considerations to Mitigate Tolerance<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#%E2%97%8F_Design_Practices\" >\u25cf Design Practices<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#%E2%97%8F_Tooling_Impact\" >\u25cf Tooling Impact<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#%E2%97%8F_Process_Control\" >\u25cf Process Control<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Factors_Influencing_Injection_Molding_Tolerances\"><\/span><strong>Factors Influencing Injection Molding Tolerances<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1000\" height=\"550\" src=\"https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/tolerances-02-jpg.webp\" alt=\"Factors Influencing Injection Molding Tolerances\" class=\"wp-image-5974\" srcset=\"https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/tolerances-02-jpg.webp 1000w, https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/tolerances-02-300x165.webp 300w, https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/tolerances-02-768x422.webp 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n<p>Three key factors, <strong>material shrinkage<\/strong>, <strong>warpage<\/strong>, and <strong>thermal expansion<\/strong>, significantly impact the tolerance of injection molding. <\/p>\n\n<h3 class=\"wp-block-heading post_list_h3\"><span class=\"ez-toc-section\" id=\"%E2%97%8F_Material_shrinkage\"><\/span>\u25cf <strong>Material shrinkage<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"post_list_p\">The shrinkage rate of the materials matters. As the molded part cools down, its dimensions can change. It\u2019s advised to increase the dimensions of the part during the design process so that after cooling, it shrinks to the desired size.  <\/p>\n\n<p class=\"post_list_p\">The shrinkage rate can be statistically calculated using the following equation:<br\/><\/p>\n\n<p class=\"post_list_p\"><strong>Shrinkage Rate = Lc-Lp\/Lp x 100%<\/strong><\/p>\n\n<p class=\"post_list_p\">Note: <\/p>\n\n<ol class=\"wp-block-list\">\n<li>Lc represents the length of the cavity<\/li>\n\n\n\n<li>Lp represents the length of the part after cooling<\/li>\n<\/ol>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"post_list_p\">The table below shows the shrinkage rates of 10 commonly used materials in injection molding.<\/p>\n\n<figure class=\"wp-block-table\"><table><thead><tr><th><strong>Material<\/strong><\/th><th class=\"has-text-align-center\" data-align=\"center\"><strong>Shrinkage Rate (%)<\/strong><\/th><\/tr><\/thead><tbody><tr><td>Polypropylene (PP)<\/td><td class=\"has-text-align-center\" data-align=\"center\">1.5<\/td><\/tr><tr><td>Polycarbonate (PC)<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.6<\/td><\/tr><tr><td>Acrylonitrile Butadiene Styrene (ABS)<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.6<\/td><\/tr><tr><td>Polyethylene (PE)<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.2<\/td><\/tr><tr><td>Polymethyl Methacrylate (PMMA)<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.2<\/td><\/tr><tr><td>Polystyrene (PS)<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.5<\/td><\/tr><tr><td>Liquid Crystal Polymer (LCP)<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.1<\/td><\/tr><tr><td>Polyoxymethylene (POM)<\/td><td class=\"has-text-align-center\" data-align=\"center\">1.8<\/td><\/tr><tr><td>Polyamide\/Nylon (PA)<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.3-1.5<\/td><\/tr><tr><td>Polybutylene terephthalate (PBT)<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p class=\"post_list_p\">To learn more about commonly used resins for injection molding, please refer to article: <br\/><a href=\"https:\/\/www.thy-precision.com\/de\/10-plastic-resins-for-injection-molding-a-guide-to-types-uses\/\" target=\"_blank\" rel=\"noreferrer noopener\">10 Plastic Resins for Injection Molding: A Guide to Types  Uses<\/a><\/p>\n\n<h3 class=\"wp-block-heading post_list_h3\"><span class=\"ez-toc-section\" id=\"%E2%97%8F_Warpage\"><\/span>\u25cf <strong>Warpage<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"post_list_p\">As the resin cools in the mold, all parts undergo shrinkage. Parts with uniform wall thickness shrink evenly, helping to prevent warping and sink marks. However, when wall thickness varies, different areas will cool and shrink at different rates, increasing the likelihood of warpage in the part design. If producing a non-uniform wall is necessary, the thickness should not exceed the recommended values.    <\/p>\n\n<p class=\"post_list_p\">For the recommended wall thickness for each material, please refer to the article: <br\/><a href=\"https:\/\/www.thy-precision.com\/de\/essential-design-guidelines-for-precision-injection-molding\/#3_Wall_thickness\" target=\"_blank\" rel=\"noreferrer noopener\">Essential Design Guidelines for Precision Injection Molding<\/a>.<\/p>\n\n<h3 class=\"wp-block-heading post_list_h3\"><span class=\"ez-toc-section\" id=\"%E2%97%8F_Thermal_expansion\"><\/span><strong>\u25cf Thermal expansion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"post_list_p\">Temperature is a critical factor in the design phase, as maintaining tight tolerances with resins can be challenging due to different thermal expansion rates.<\/p>\n\n<p class=\"post_list_p\">Although plastic parts may hold precise dimensions in controlled manufacturing processes, they can lose accuracy over time, especially when the end parts are used in real-world temperatures. Design engineers should carefully select the appropriate injection molding material in advance. For example, PEI exhibits better thermal resistance compared to PP or PC.  <\/p>\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Types_of_Tolerances_in_Injection_Molding\"><\/span><strong>Common Types of Tolerances in Injection Molding<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1000\" height=\"550\" src=\"https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/tolerances-03-jpg.webp\" alt=\"Common Types of Tolerances in Injection Molding\" class=\"wp-image-5977\" srcset=\"https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/tolerances-03-jpg.webp 1000w, https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/tolerances-03-300x165.webp 300w, https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/tolerances-03-768x422.webp 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n<p>In addition to the tolerance issues caused by material selection, there are three other types of tolerances in injection molding that need to be considered during the design stage.<\/p>\n\n<h3 class=\"wp-block-heading post_list_h3\"><span class=\"ez-toc-section\" id=\"%E2%97%8F_Dimensional_tolerances\"><\/span>\u25cf <strong>Dimensional tolerances<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"post_list_p\">Dimensional tolerances refer to the numerical values assigned to a product&#8217;s X, Y, and Z dimensions. Key technical terms describing aspects of a component\u2019s dimensional tolerance include nominal size, lower deviation, and upper deviation. For example, as the<strong> size<\/strong> of a part <strong>increases<\/strong>, there is typically <strong>more shrinkage<\/strong> during the cooling process, which can more easily result in an upper deviation.  <\/p>\n\n<h3 class=\"wp-block-heading post_list_h3\"><span class=\"ez-toc-section\" id=\"%E2%97%8F_Hole_diameter_and_depth_tolerances\"><\/span>\u25cf <strong>Hole diameter and depth tolerances<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"post_list_p\">If your molded product includes a hole, it\u2019s important to also consider the tolerances for the hole&#8217;s diameter and depth during the design process.<\/p>\n\n<p class=\"post_list_p\"><strong>Larger holes<\/strong> tend to <strong>shrink more<\/strong> during cooling, which requires a larger tolerance range to account for this shrinkage. For blind holes (holes that do not go all the way through the part), deeper holes increase the chance of deflection if the plastic is injected at high pressure. The design of the mold must accommodate this to avoid dimensional inaccuracies.  <\/p>\n\n<h3 class=\"wp-block-heading post_list_h3\"><span class=\"ez-toc-section\" id=\"%E2%97%8F_Straightness_and_flatness_tolerances\"><\/span>\u25cf <strong>Straightness and flatness tolerances<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"post_list_p\">Straightness refers to how much a line on the surface of a part deviates from being perfectly straight. If the line curves instead of being straight, the part has issues with straightness. Flatness is another similar idea but applies to surfaces rather than lines. It refers to the degree to which a flat surface deviates from being perfectly even.   <\/p>\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Design_and_Tooling_Considerations_to_Mitigate_Tolerance\"><\/span><strong>Design and Tooling Considerations to Mitigate Tolerance<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1000\" height=\"550\" src=\"https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/tolerances-04-jpg.webp\" alt=\"Design and Tooling Considerations to Mitigate Tolerance &#10;\" class=\"wp-image-5980\" srcset=\"https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/tolerances-04-jpg.webp 1000w, https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/tolerances-04-300x165.webp 300w, https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/tolerances-04-768x422.webp 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n<p>Here are some tips to help you minimize tolerance and improve the quality of the finished part.<\/p>\n\n<h3 class=\"wp-block-heading post_list_h3\"><span class=\"ez-toc-section\" id=\"%E2%97%8F_Design_Practices\"><\/span>\u25cf <strong>Design Practices<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"post_list_p\">When designing a part, maintaining uniform wall thickness and minimizing complexity are key strategies for achieving tight tolerances in the finished product. Uniform wall thickness helps prevent uneven shrinkage, while a simplified geometric design reduces the risk of unexpected dimensional distortion. <\/p>\n\n<h3 class=\"wp-block-heading post_list_h3\"><span class=\"ez-toc-section\" id=\"%E2%97%8F_Tooling_Impact\"><\/span>\u25cf <strong>Tooling Impact<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"post_list_p\">Tolerances are influenced by the design of the injection mold and the number of cavities. If the mold design fails to ensure stable and consistent cooling, it can lead to increased shrinkage and variability in tolerances. As a result, the tooling of Injection molding plays a critical role in producing high-quality products.   <\/p>\n\n<p class=\"post_list_p\">For example, controlling the tolerance of a single cavity is relatively easy; however, when dealing with multiple cavities, the difficulty of maintaining consistent injection molding tolerances increases.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"490\" src=\"https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/Tooling-Impact-1024x490.png\" alt=\"Tooling Impact \" class=\"wp-image-5994\" srcset=\"https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/Tooling-Impact-1024x490.png 1024w, https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/Tooling-Impact-300x144.png 300w, https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/Tooling-Impact-768x368.png 768w, https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/Tooling-Impact-1536x736.png 1536w, https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/Tooling-Impact-2048x981.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h3 class=\"wp-block-heading post_list_h3\"><span class=\"ez-toc-section\" id=\"%E2%97%8F_Process_Control\"><\/span>\u25cf <strong>Process Control<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"post_list_p\">Controlling tolerances in plastic injection molding involves not only design but also process control. During injection molding, factors such as cavity temperature, fill rates, and pressure must be carefully managed. Once the process is successfully controlled, the finished parts should be validated over a period to prevent unexpected defects.   <\/p>\n\n<p class=\"post_list_p\">For more information on addressing defects, please refer to the <a href=\"https:\/\/www.thy-precision.com\/de\/essential-design-guidelines-for-precision-injection-molding\/#3_Cosmetic_Defects_and_How_to_Avoid_Them\" target=\"_blank\" rel=\"noreferrer noopener\">Essential Design Guidelines for Precision Injection Molding<\/a>.<\/p>\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p>Tolerance in injection molding is vital for product quality, typically around \u00b10.1mm, with tighter tolerances for high-precision molded parts. Key factors like material shrinkage, warpage, and thermal expansion must be managed.  <\/p>\n\n<p>THY is a leading manufacturer of <a href=\"https:\/\/www.thy-precision.com\/de\/medical\/\">medical-grade<\/a> and <a href=\"https:\/\/www.thy-precision.com\/de\/optics\/\">optical<\/a> parts, the injection tolerance capability could reach \u00b10.001 mm. We also provide high-grade <a href=\"https:\/\/www.thy-precision.com\/de\/what-is-an-iso-8-cleanroom-principles-requirements\/\">ISO 8 cleanrooms<\/a> to meet our clients&#8216; specific contamination prevention needs. Additionally, we proudly adhere to ISO 9001 and <a href=\"https:\/\/www.thy-precision.com\/de\/iso-standards-for-medical-devices-the-meaning-of-iso-13485\/\">ISO 13485 standards<\/a>, ensuring we can produce even the most demanding parts for our clients.  <\/p>\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1758\" height=\"174\" src=\"https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/certificate-logos-2x-jpg.webp\" alt=\"\" class=\"wp-image-6265\" srcset=\"https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/certificate-logos-2x-jpg.webp 1758w, https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/certificate-logos-2x-768x76.webp 768w, https:\/\/www.thy-precision.com\/wp-content\/uploads\/2024\/08\/certificate-logos-2x-1536x152.webp 1536w\" sizes=\"(max-width: 1758px) 100vw, 1758px\" \/><\/figure>\n\n<p>Should you have any inquiries or face any design challenges, please do not hesitate to <a href=\"https:\/\/www.thy-precision.com\/de\/contact\/\" target=\"_blank\" rel=\"noreferrer noopener\">reach out<\/a> to us.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tolerance in injection molding is the key to the quality of the final product. To stay within proper dimensions and avoid defects, we need to consider many factors, such as material selections, product design, or even tooling in the very early stage. General injection molding tolerances fall within \u00b10.1mm. However, for products requiring high precision, [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":5972,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[],"class_list":["post-6322","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Guide to Tolerances in Plastic Injection Molding Leitfaden zu Toleranzen im Kunststoffspritzguss<\/title>\n<meta name=\"description\" content=\"General injection molding tolerances fall within \u00b10.1mm. However, for products requiring high precision, tolerances can be as tight as \u00b10.005mm.Allgemeine Toleranzen beim Spritzguss liegen bei \u00b10,1 mm. F\u00fcr hochpr\u00e4zise Produkte k\u00f6nnen die Toleranzen jedoch bis zu \u00b10,005 mm betragen.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.thy-precision.com\/de\/guide-to-tolerances-in-plastic-injection-molding\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Guide to Tolerances in Plastic Injection Molding Leitfaden zu Toleranzen im Kunststoffspritzguss\" \/>\n<meta property=\"og:description\" content=\"General injection molding tolerances fall within \u00b10.1mm. However, for products requiring high precision, tolerances can be as tight as \u00b10.005mm.Allgemeine Toleranzen beim Spritzguss liegen bei \u00b10,1 mm. 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