{"id":6138,"date":"2025-07-01T17:15:17","date_gmt":"2025-07-01T09:15:17","guid":{"rendered":"http:\/\/acomold.com\/?p=6138"},"modified":"2025-07-01T17:15:21","modified_gmt":"2025-07-01T09:15:21","slug":"why-you-should-do-prototype-to-verify-part-design-before-mold-making","status":"publish","type":"post","link":"https:\/\/www.acomold.com\/why-you-should-do-prototype-to-verify-part-design-before-mold-making.html","title":{"rendered":"Why You Should Do Prototype to Verify Part Design Before Mold Making?"},"content":{"rendered":"\n<p>\u200b<strong>\u200bWhy Prototyping is Non-Negotiable for Part Design Verification Before Mold Manufacturing\u200b<\/strong>\u200b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u200b<strong>\u200bIntroduction: Bridging the Design-Manufacturing Divide\u200b<\/strong>\u200b<\/h2>\n\n\n\n<p>Mold development typically consumes 30%-50% of a product&#8217;s total cost, with design flaws potentially triggering modification expenses exceeding initial tooling investments. Despite advances in CAD\/CAE simulations, virtual environments still fail to fully replicate physical-world complexities\u2014nonlinear material behaviors, accumulated assembly stresses, and environmental variables often create discrepancies between simulation and reality. \u200b<strong>\u200bPrototyping\u200b<\/strong>\u200b serves as the critical bridge across this gap, exposing design flaws through physical models before catastrophic tooling failures occur. As automotive engineers assert: <em>&#8220;Designing without prototyping is like walking blindfolded toward a cliff.&#8221;<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u200b<strong>\u200bI. Risk Mitigation: Engineering&#8217;s Last Line of Defense\u200b<\/strong>\u200b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u200b<strong>\u200b1. Intercepting Structural Failures\u200b<\/strong>\u200b<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u200b<strong>\u200bCase Study\u200b<\/strong>\u200b: A vacuum cleaner housing passed CAE simulations but fractured during drop tests of a 3D-printed prototype due to inconsistent wall thickness. Topology optimization adding reinforcement ribs prevented scrapping an $115,000 injection mold.<\/li>\n\n\n\n<li>\u200b<strong>\u200bTolerance Stack-up\u200b<\/strong>\u200b: CNC-machined transmission brackets revealed 0.1mm cumulative bore misalignments undetected in virtual assembly, potentially causing production line stoppages.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u200b<strong>\u200b2. Cost-Benefit Quantification\u200b<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/www.acomold.com\/wp-content\/uploads\/2023\/02\/Cost-Benefit-Quantification.png\" alt=\"Cost Benefit Quantification\" class=\"wp-image-18173 lazyload\"\/><noscript><img fetchpriority=\"high\" decoding=\"async\" width=\"1619\" height=\"650\" src=\"https:\/\/www.acomold.com\/wp-content\/uploads\/2023\/02\/Cost-Benefit-Quantification.png\" alt=\"Cost Benefit Quantification\" class=\"wp-image-18173 lazyload\" srcset=\"https:\/\/www.acomold.com\/wp-content\/uploads\/2023\/02\/Cost-Benefit-Quantification.png 1619w, https:\/\/www.acomold.com\/wp-content\/uploads\/2023\/02\/Cost-Benefit-Quantification-1536x617.png 1536w\" sizes=\"(max-width: 1619px) 100vw, 1619px\" \/><\/noscript><\/figure>\n\n\n\n<p>Industry data shows mold modifications cost 5-20x prototyping expenses. E.g., a <code>70,000 plastic mold vs. <\/code>2,200 SLS prototype validation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u200b<strong>\u200bII. Performance Validation: From Digital Twins to Real-World Physics\u200b<\/strong>\u200b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u200b<strong>\u200b1. Dynamic Scenario Testing\u200b<\/strong>\u200b<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Medical syringe prototypes underwent -20\u00b0C to 60\u00b0C thermal cycling, exposing seal failures from O-ring hardening. Material reformulation prevented batch recalls.<\/li>\n\n\n\n<li>Power tool grip prototypes enabled 200-hour ergonomic testing, reducing muscle strain by 40% through curvature optimization.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u200b<strong>\u200b2. Extreme Environment Trials\u200b<\/strong><\/h3>\n\n\n\n<p>Aviation connector prototypes exposed contact resistance spikes under 150\u00b0C\/85%RH conditions, extending service life from 5 to 10 years via plating process adjustments.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u200b<strong>\u200bIII. Manufacturing Feasibility: Navigating Production Readiness\u200b<\/strong>\u200b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u200b<strong>\u200b1. Injection Molding Pitfalls\u200b<\/strong>\u200b<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Wall thickness transitions (4mm\u21921.2mm) identified via SLA prototypes prevented sink marks in router housings, avoiding 3 trial-run cycles.<\/li>\n\n\n\n<li>Undercut redesign: Prototype-driven lock mechanism changes eliminated complex angled lifters, simplifying mold structures.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u200b<strong>\u200b2. Material Flow Visualization\u200b<\/strong><\/h3>\n\n\n\n<p>\u200bTransparent resin models revealed melt stagnation in thin channels, prompting overflow groove additions that boosted yield rates by 22%.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u200b<strong>\u200bIV. Accelerated Development: The Agile Engineering Imperative\u200b<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/www.acomold.com\/wp-content\/uploads\/2023\/02\/Development-Timeline-Comparison.png\" alt=\"Development Timeline Comparison\" class=\"wp-image-18174 lazyload\"\/><noscript><img decoding=\"async\" width=\"2042\" height=\"520\" src=\"https:\/\/www.acomold.com\/wp-content\/uploads\/2023\/02\/Development-Timeline-Comparison.png\" alt=\"Development Timeline Comparison\" class=\"wp-image-18174 lazyload\" srcset=\"https:\/\/www.acomold.com\/wp-content\/uploads\/2023\/02\/Development-Timeline-Comparison.png 2042w, https:\/\/www.acomold.com\/wp-content\/uploads\/2023\/02\/Development-Timeline-Comparison-1536x391.png 1536w\" sizes=\"(max-width: 2042px) 100vw, 2042px\" \/><\/noscript><\/figure>\n\n\n\n<p>\u200b<strong>\u200bEvidence\u200b<\/strong>\u200b:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ford&#8217;s 3D-printed intake manifold prototypes compressed iterations from 6 weeks to 3 days, shortening development by 42%.<\/li>\n\n\n\n<li>Samsonite&#8217;s outsourced prototyping validated 20+ lock designs weekly, accelerating product launches by 60%.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u200b<strong>\u200bV. Cost Engineering Paradigm: The ROI Multiplier Effect\u200b<\/strong>\u200b<\/h2>\n\n\n\n<p>\u200b<strong>\u200bEconomic Model\u200b<\/strong>\u200b:<br><code>Validation ROI = (Mold failure cost \u00d7 Probability) \/ Prototype investment<\/code><br>A ratio &gt;5 establishes prototyping necessity.<\/p>\n\n\n\n<p>\u200b<strong>\u200bHidden Cost Exposure\u200b<\/strong>\u200b:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Auto line stoppages: ~$7,000\/hour<\/li>\n\n\n\n<li>Missed market windows: 15% lifetime profit loss\/month for electronics<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u200b<strong>\u200bVI. Prototyping Technology Matrix\u200b<\/strong>\u200b<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Method<\/th><th>Accuracy<\/th><th>Application Scope<\/th><th>Cost\/Lead Time Case<\/th><\/tr><\/thead><tbody><tr><td>FDM 3D Printing<\/td><td>\u00b10.5mm<\/td><td>Conceptual Validation<\/td><td>&lt;24h\/$70<\/td><\/tr><tr><td>Silicone Molding<\/td><td>\u00b10.1mm<\/td><td>Functional Testing<\/td><td>7d\/$4,200<\/td><\/tr><tr><td>CNC Machining<\/td><td>\u00b10.05mm<\/td><td>Precision Assemblies<\/td><td>3d\/$2,100<\/td><\/tr><tr><td>Metal 3D Printing<\/td><td>\u00b10.1mm<\/td><td>End-Use Performance<\/td><td>5d\/$11,200<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u200b<strong>\u200bVII. Next Frontier: The AI-Digital Twin Convergence\u200b<\/strong>\u200b<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u200b<strong>\u200bSimulation Revolution\u200b<\/strong>\u200b:<br>Neural networks trained on 100K physical datasets boosted shrinkage prediction accuracy from 68% to 92%.<\/li>\n\n\n\n<li>\u200b<strong>\u200bVirtual Tool Trials\u200b<\/strong>\u200b:<br>BMW reduced physical prototypes by 40% using NVIDIA Omniverse mold simulations.<\/li>\n\n\n\n<li>\u200b<strong>\u200bGenerative Validation\u200b<\/strong>\u200b:<br>Autodesk&#8217;s AI-driven topology optimization automatically generates rib patterns for immediate 3D printing.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u200b<strong>\u200bConclusion: Why Prototyping is Essential for Verifying Part Design Before Mold Making\u200b<\/strong>\u200b<\/h2>\n\n\n\n<p>The primary reasons for conducting prototype verification of part designs before mold manufacturing include:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u200b<strong>\u200b1.Reducing Development Risk\u200b<\/strong><\/h3>\n\n\n\n<p>Prototype testing allows early detection of design flaws (e.g., structural weaknesses, assembly interferences, dimensional errors), preventing costly mold scrapping or repeated modifications. This saves both time and resources\u00a0.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u200b<strong>\u200b2.Validating Functionality &amp; Performance\u200b<\/strong><\/h3>\n\n\n\n<p>\u200bPhysical prototypes simulate real-world operating conditions, enabling functional testing of components (e.g., kinematic mechanisms, sealing integrity, durability) to ensure designs meet actual requirements\u00a0.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u200b<strong>\u200b3.Optimizing Production Processes<\/strong><\/h3>\n\n\n\n<p><strong>\u200b<\/strong>\u200bPrototypes help evaluate the feasibility of manufacturing processes like injection molding or stamping (e.g., assessing draft angles, wall thickness uniformity), reducing adjustments needed during mold trial phases\u00a0.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u200b<strong>\u200b4.Shortening Development Cycles\u200b<\/strong><\/h3>\n\n\n\n<p>\u200bRapid prototyping techniques (e.g., 3D printing, CNC machining) enable design iterations within days\u2014far more efficient than discovering flaws after mold creation and reworking\u00a0.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u200b<strong>\u200b5.Lowering Costs\u200b<\/strong><\/h3>\n\n\n\n<p>\u200bModifying or remaking molds is significantly more expensive than prototype costs. For instance, an injection mold may cost tens of thousands of dollars, while prototypes can verify critical issues for just a few thousand\u00a0.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u200b<strong>\u200bCommon Prototyping Methods\u200b<\/strong>\u200b:<\/h3>\n\n\n\n<p>3D printing, soft tooling (silicone molds), CNC machining, and sheet metal prototyping are widely used. Selection depends on material requirements, precision, and budget constraints\u00a0.<\/p>\n\n\n\n<p><strong>\u200bPrototype verification is a critical bridge between design and mass production, drastically increasing success rates while controlling overall costs\u200b<\/strong><\/p>\n\n\n\n<p><strong>The Strategic Value Engine\u200b<\/strong>\u200b<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em>&#8220;Where prototyping evolves from optional to essential, manufacturing shifts from experience-driven to data-powered logic. Each interference detected early builds guardrails before the cliff-edge.&#8221;<\/em> \u2014 Tier 1 Supplier CTO<\/p>\n<\/blockquote>\n\n\n\n<p>In the Industry 4.0 era, prototyping transcends &#8220;model checking&#8221; to become manufacturing&#8217;s \u200b<strong>\u200bstrategic nexus\u200b<\/strong>\u200b\u2014a safety fuse against technical risks, an innovation catalyst, and a new competitive imperative.<\/p>\n\n\n\n<p>\u200b<strong>\u200bSources\u200b<\/strong>\u200b: Protolabs State of Manufacturing Report | Accenture Industrial Insights | Ford Engineering Documentation<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Case\uff1a<\/h3>\n\n\n\n<p>This is a bad case that happened a few years ago. This is a loss for both the client and our-self. The mold is modified again and again, at first we are not aware of that there will be such a long way to go before we committed to taking the job. We also know little of the client or we were able to make greater efforts to pull things back on right track.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><br><strong>Customer:<\/strong><\/h4>\n\n\n\n<p class=\"has-white-background-color has-background\" style=\"font-size:16px\"><em>&#8220;Hi Tim,<br>What I know about tooling here in UK is that you always make the tool in a way that if adjustments are needed<\/em>. <em> <\/em>I<em>t can be done always<\/em>.<em> It&#8217;s easier to take away metal than add metal, I am sure you work this way yes? Please confirm you are ready to proceed.&#8221;<\/em><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><br><strong>Our reply:<\/strong><\/h4>\n\n\n\n<p class=\"has-white-background-color has-background\" style=\"font-size:16px\"><em>&#8220;Hi Steven,&nbsp;<br>Easier to add steel than reduce steel<\/em>.<em> Yes, when it is necessary, we leave some &#8221; safe steel&#8221; for further adjustment<\/em>.<em> <\/em>B<em>ut none of these is as important as the part design itself to determine the success of your project<\/em>.<em> Please focus on your part design, please let me know worry about mold making,&nbsp;you need to double check your design before tool making<\/em>. H<em>ave you done prototype to verify your design? &nbsp;Do you have an assembly drawing to show which go with which?&nbsp;<br>If you are ready to move forward, please send me the&nbsp;finalized&nbsp;part drawing, and the approved quotation sheet (or issue an official PO if you can)<\/em>. <em> We will provide PI for deposit accordingly, &nbsp;then we can start DFM process.&#8221;<\/em><\/p>\n\n\n\n<p>After the mold is completed and samples submitted, we have spend quite a long time to do injection mold modifications due to many times part design changes.&nbsp;&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"http:\/\/acomold.com\/wp-content\/uploads\/2022\/06\/part-design-changes1.png\" alt=\"part design changes1\" class=\"wp-image-6141 lazyload\"\/><noscript><img decoding=\"async\" width=\"800\" height=\"210\" src=\"http:\/\/acomold.com\/wp-content\/uploads\/2022\/06\/part-design-changes1.png\" alt=\"part design changes1\" class=\"wp-image-6141 lazyload\"\/><\/noscript><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\"><br><strong>Our replay:<\/strong><\/h4>\n\n\n\n<p class=\"has-white-background-color has-background\" style=\"font-size:16px\"><em>&#8220;Hi Steven,<br>We have spent more than one month to modify the mold due to frequently design changes , please help to double check and confirm if this is the final drawing. If you couldn&#8217;t confirm that, l strongly propose you to make a <a href=\"https:\/\/www.acomold.com\/capabilities\/rapid-prototyping.html\">prototype<\/a> to verify your updated design. It will cost you way more money and time to modify the injection mold than making prototype to verify your design.\u00a0<br><br>Following are the detail of all the modifications with the cost.<\/em> <em>Please feel free to let me know if you need any further clarification.<\/em>&#8220;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"http:\/\/acomold.com\/wp-content\/uploads\/2022\/06\/detail-of-all-the-modifications-with-the-cost1.png\" alt=\"detail of all the modifications with the cost\" class=\"wp-image-6150 lazyload\" style=\"width:840px;height:291px\"\/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"780\" height=\"270\" src=\"http:\/\/acomold.com\/wp-content\/uploads\/2022\/06\/detail-of-all-the-modifications-with-the-cost1.png\" alt=\"detail of all the modifications with the cost\" class=\"wp-image-6150 lazyload\" style=\"width:840px;height:291px\"\/><\/noscript><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Modification Comes again<\/strong><\/h4>\n\n\n\n<p class=\"has-white-background-color has-background\" style=\"font-size:16px\"><em>&#8220;Hello Steven,<\/em><br><em><br>Please could you advise the reason of changing <a href=\"https:\/\/www.acomold.com\/plastic-resin.html\">plastic resin<\/a> to ABS and ABS\/PC ? \u00a0These 2 type of resin is weaker than POM<\/em>.<em> Considering this is an export mold project, our Job is making you a mold, \u00a0verifying the\u00a0alternative\u00a0resin is not in our plan.\u00a0Do you think you can do this resin verification after the mold transferred to UK ? \u00a0<\/em><br><em><br>Also please confirm the modification you mentioned is\u00a0the last time\u00a0modification.<\/em> <em>Since we just made a change over this area once last time, changing it again is difficult<\/em>.<em> \u00a0Please\u00a0confirm if this change 7.5 to 5mm is a must<\/em>.<em>\u00a0\u00a0l strongly propose you to do 3D printing or CNC machine prototype before modification, that would save your cost, time.\u00a0<\/em><br><em><br>Sorry l have to say so, but please give us a confirm information what to do<\/em>.<em> My people are getting lost right now, we don&#8217;t know if we should continue modification or we should stop to wait your new instructions raised up like each 2-3 days a new requirement.&#8221;<\/em><\/p>\n\n\n\n<p>At last we made 5 times of modification before shipping the mold to the customers. The good news is the final result is still not bad. To be honest, no injection mold maker enjoy a work like this but sometimes it do happens. Part of the reason is immature design, some of the <a href=\"https:\/\/www.acomold.com\/injection-mold-buyers-guide-in-china.html\">injection mold buyer<\/a> are not aware of this is the case. But majorly l think the injection mold maker or injection molder, as the professionals, should be able to be careful and smart enough to help the clients out of this trouble as much as possible.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full is-resized\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"http:\/\/acomold.com\/wp-content\/uploads\/2022\/06\/Why-You-Should-Do-Prototype003.jpg\" alt=\"Why You Should Do Prototype003\" class=\"wp-image-6153 lazyload\" style=\"width:466px;height:290px\"\/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"http:\/\/acomold.com\/wp-content\/uploads\/2022\/06\/Why-You-Should-Do-Prototype003.jpg\" alt=\"Why You Should Do Prototype003\" class=\"wp-image-6153 lazyload\" style=\"width:466px;height:290px\"\/><\/noscript><\/figure>\n<\/div>\n\n\n<p class=\"has-medium-font-size\"><br><br><strong>Feedback : <\/strong><\/p>\n\n\n\n<p style=\"font-size:18px\"><em>&#8220;Hi Tim,<br>They look excellent! Thank you for the hard work and professionalism that your company demonstrates.&#8221;<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>No injection mold maker enjoy a work like this but sometimes it do happens, part of the reason is immature design<\/p>\n","protected":false},"author":3,"featured_media":6159,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6138","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.5 (Yoast SEO v24.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Do Prototype to Verify Part Design Before Mold Making - ACO Mold<\/title>\n<meta name=\"description\" content=\"Prototype is a critical bridge between design and mass production, drastically increasing success rates while controlling overall costs\" \/>\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.acomold.com\/why-you-should-do-prototype-to-verify-part-design-before-mold-making.html\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Why You Should Do Prototype to Verify Part Design Before Mold Making?\" \/>\n<meta property=\"og:description\" content=\"Prototype is a critical bridge between design and mass production, drastically increasing success rates while controlling overall costs\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.acomold.com\/why-you-should-do-prototype-to-verify-part-design-before-mold-making.html\" \/>\n<meta property=\"og:site_name\" content=\"ACO Mold\" \/>\n<meta property=\"article:published_time\" content=\"2025-07-01T09:15:17+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-01T09:15:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.acomold.com\/wp-content\/uploads\/2022\/06\/Do-Prototype-to-Verify-Part-Design-Before-Mold-Making.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"720\" \/>\n\t<meta property=\"og:image:height\" content=\"499\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"acomold\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"acomold\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"8 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.acomold.com\/why-you-should-do-prototype-to-verify-part-design-before-mold-making.html\",\"url\":\"https:\/\/www.acomold.com\/why-you-should-do-prototype-to-verify-part-design-before-mold-making.html\",\"name\":\"Do Prototype to Verify Part Design Before Mold Making - 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