Forums/Tutorials/3D Printing Tutorials & Tips

Self-check your 3D designs with Netfabb

Rich Borrett
posted this on June 07, 2011 18:36

Using netfabb Studio to check and repair your files for 3D printing

Netfabb Studio is a great tool for checking, editing and repairing STL files for use in 3D Printing.

Click here to download netfabb Studio Basic.


We recommend you use netfabb Studio to check and repair your STL files before you upload them for 3D printing.

For more detailed instructions for using netfabb Studio, check out the netfabb Wiki here.


Checking STL files in netfabb Studio

Analyze your file

1. Click the Platform Overview button, or press F5

2. Check the Status

If the Status reads incorrect mesh, pop down to

>>Repairing STL files using netfabb Studio

and check out some tips on repairing your file.


If the Status reads valid mesh this means your file is OK for 3D printing! All you need to do now is check your Length, Width, Height and wall thicknesses are correct, and then you’re good to go!


>> Note: If you’re planning on using Stainless Steel or Gold Plate, you can also check the Volume here to see if you meet the minimum of 1.5cm­³.


Check Wall Thickness using the measure tool

1. Click the New measuring button


2. Select wall thickness


3. Click on the walled areas of your model to check your design meets the minimum wall thickness required by your chosen material. You can check minimum wall thicknesses requirements by clicking on your chosen material here.


3) You’re now ready to upload your file!


Repairing STL files in netfabb Studio

Using the repair tool to fix basic errors

1. Click the Repair button


2. Select Automatic Repair


3. Select Default repair, and click Execute

4. Netfabb will attempt to repair your mesh. If you are then happy with the result, click Apply repair


How to fix inverted normals

Inverted normals come up red, and look like this:

1. To fix them, first press the Repair button


2. Select the inverted triangles. For more selection options, right click choose Select this triangle, surface or shell.


3. Right click again and choose Flip selected triangles


4. Then use the Apply Repair button in the bottom right


Check your file

Go ahead and check your file again as above.