{"id":14575,"date":"2026-03-01T17:39:11","date_gmt":"2026-03-01T16:39:11","guid":{"rendered":"https:\/\/stg.inova.to\/3d-printing-in-industry-a-revolution-an-add-on-or-the-biggest-untapped-opportunity\/"},"modified":"2026-03-01T17:39:11","modified_gmt":"2026-03-01T16:39:11","slug":"3d-printing-in-industry-a-revolution-an-add-on-or-the-biggest-untapped-opportunity","status":"publish","type":"post","link":"https:\/\/stg.inova.to\/en\/3d-printing-in-industry-a-revolution-an-add-on-or-the-biggest-untapped-opportunity\/","title":{"rendered":"3D printing in industry: A revolution, an add-on, or the biggest untapped opportunity?"},"content":{"rendered":"

Imagine you need a nozzle with a special internal channel. Small, precise, functional. Traditional manufacturing will tell you: two weeks\u2014stock the material, tools, fixtures. 3D printing will tell you: tomorrow morning. <\/strong><\/span><\/p>\n

This isn\u2019t sci-fi. This is the everyday reality for companies that have understood additive manufacturing and deployed it where it makes sense. And that\u2019s exactly what Petr \u0160t\u011bp\u00e1nek \u2013 a mechanical engineer, designer, and co-founder of STEPANEK3D<\/strong> talks about\u2014a company that in just a few years has helped more than 350 companies deliver over 3,000 unique projects<\/strong>.
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What additive manufacturing actually is\u2014and what it isn\u2019t<\/strong><\/h2>\n

3D printing, professionally known as additive manufacturing, is a process in which a part is built layer by layer directly from a digital model\u2014without sawing, milling, or pressing. The first patent for SLA technology was filed 42 years ago. In that time, it has gone from a laboratory curiosity to a fully-fledged manufacturing method. <\/strong><\/span><\/p>\n

\u201cFrom my perspective, it\u2019s something between a revolution and an add-on,\u201d<\/em> says \u0160t\u011bp\u00e1nek. \u201cIt\u2019s clearly the newest technological direction that has matured to a level capable of producing complex, functional parts at low cost.\u201d<\/em><\/span><\/p>\n

But be careful\u2014it\u2019s not a universal tool. The key word is <\/span>when. Deploying additive manufacturing where it won\u2019t help is an unnecessary cost. Deploying it where other technologies fail\u2014that\u2019s a competitive advantage. <\/strong><\/span><\/p>\n

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Where does 3D printing really save time and money?<\/strong><\/h2>\n

The greatest added value of additive manufacturing lies in parts that are either extremely expensive with other technologies, or simply impossible to make.<\/span><\/p>\n

Concrete real-world examples:<\/b><\/p>\n

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  • Molds with conformal cooling channels<\/b> \u2013 the cooling channels follow the shape of the cavity, reducing cycle time and improving product quality. You can\u2019t do this with traditional manufacturing. <\/span><\/li>\n
  • Nozzles with minimized dimensions<\/b> \u2013 in automotive, they developed application nozzles specifically for a robotic arm. A narrow channel, minimal dimensions, maximum freedom of movement for the robot. <\/span><\/li>\n
  • Flexible feeding and stop elements<\/b> \u2013 different spring characteristics within the same volume. Without 3D printing, this would require several separate parts. <\/span><\/li>\n
  • Generatively designed components<\/b> \u2013 organic design, minimal weight, maximum strength. A result a milling cutter simply can\u2019t mill. <\/span><\/li>\n<\/ul>\n

    And then there\u2019s speed. \u201cWe typically produce parts within hours of order confirmation,\u201d<\/em><\/strong> \u0160t\u011bp\u00e1nek emphasizes. With traditional custom manufacturing, you need to stock semi-finished material, tools, fixtures. Lead time increases. With 3D printing, the printer responds immediately. <\/span><\/p>\n

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    Where do Slovak companies stand today?<\/strong><\/h2>\n

    After ten years of practice and hundreds of company visits, \u0160t\u011bp\u00e1nek has a clear picture of the state of Slovak industry. The conclusion? Progress is visible, but gaps remain. <\/span><\/p>\n

    Many companies already have so-called entry-level technologies \u2013 <\/span>FDM<\/b> (printing with plastic filament) or resin technologies. That\u2019s a good start. The problem is that industrial technologies such as <\/span>SLS<\/b> (selective laser sintering), <\/span>Multi Jet Fusion<\/b> or <\/span>metal printing (SLM\/DMLS)<\/b> are still missing.<\/span><\/p>\n

    These technologies make it possible to produce parts from engineering plastics and metals with mechanical properties comparable to milled or pressed parts. Without them, companies remain limited to prototypes and simple auxiliary fixtures. <\/span><\/p>\n