PA12 Smooth Printing Material: A Complete Guide & Applications

May 12, 2025 | 3D printing | 0 comments

PA12 Smooth Printing Material: Easy Guide and Uses

At JawsTec, we always look for ways to make 3D printing better. Our newest material, Nylon PA12 Smooth (PA12S), is perfect for parts that need to look clean and polished. If you want your prints to look great without extra work, this material is a great choice.

In this guide, we’ll explain what PA12 Smooth is, how it compares to regular PA12, and when to use it for your 3D printing projects.


What Is PA12 Smooth?

PA12 Smooth, or PA12S, is a type of nylon made for parts that need a nice, smooth surface. Unlike other materials that may look rough after printing, PA12S comes out of the printer looking finished and clean. That means you don’t have to spend time sanding or polishing.

This makes PA12S perfect for parts that people will see or hold — like product samples, covers, or display models.


PA12 vs. PA12S: What’s Different?

Both PA12 and PA12S are strong, nylon-based materials. But there are some important differences:

Feature PA12 PA12 Smooth (PA12S)
Surface Look Slightly rough or grainy Very smooth and clean
Strength A bit stronger Slightly less strong
Finishing Work Might need sanding or dye No extra finishing needed
Best For Strong, working parts Good-looking parts and models

So, if you need a part that’s very strong, regular PA12 is better. But if you care more about how it looks, PA12 Smooth is the way to go.


What About Finishing?

One of the best things about PA12S is that it doesn’t need extra finishing. You don’t need to:

  • Sand it

  • Polish it

  • Dye it

This saves you time and money. But keep in mind, PA12S only comes in gray and black, so if you need other colors, you might want a different material.


Great for Fast Prototypes

Need to test a new design quickly? PA12S is great for rapid prototyping. Here’s why:

  • It prints fast and clean

  • No finishing means it’s ready right away

  • It’s strong enough for most tests

  • It holds its shape well

This helps engineers and designers move faster and show off better-looking samples.


Other Uses for PA12 Smooth

Besides prototypes, PA12S works well for:

  • Covers or cases for products

  • Consumer product shells

  • Display models or miniatures

  • Wearable parts

  • Tools used in clean areas

Any time you want your part to look smooth and polished, PA12S is a smart choice.


Final Thoughts

PA12 Smooth gives you the look of a finished part right out of the printer. It may not be quite as strong as regular PA12, but it saves time and effort with less finishing work. If you need parts that look professional and are ready fast, PA12S is a great pick.


Want to Try PA12S?

At JawsTec, we can help you get started with PA12 Smooth. We offer fast service and expert advice. Contact us today or ask for a sample print to see the quality for yourself.

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