What is the main difference between using 3D Print and Save As STL in Fusion 360

n Fusion 360? 3D Print opens up MeshMixer. Save as STL automatically selects the Send to 3D Print Utility option. 3D Print automatically selects the Send to 3D Print Utility option. Save as STL doesn’t allow for 3D Print Utilities.

  1. What is the main difference between using 3D Print and Save As STL in Fusion 360? 3D Print opens up MeshMixer. Save as STL automatically selects the Send to 3D Print Utility option. 3D Print automatically selects the Send to 3D Print Utility option. Save as STL doesn’t allow for 3D Print Utilities.

The Correct Answer and Explanation is:

Correct Answer: 3D Print automatically selects the Send to 3D Print Utility option.


Explanation (300 words):

In Fusion 360, both the “Save as STL” and “3D Print” functions are used to export models for 3D printing, but they differ in their workflow integration and functionality.

The main difference lies in how each option interacts with external 3D printing utilities, such as Meshmixer or cloud-based services like Netfabb or Print Studio.

  • When you use the “3D Print” command from the toolbar or right-click menu, Fusion 360 not only exports the selected body or component as an STL file, but it also automatically launches the linked 3D print utility—provided that the “Send to 3D Print Utility” checkbox is enabled. This creates a more seamless workflow, allowing you to immediately preview, modify, and repair your model within the external program (e.g., Meshmixer) before sending it to a printer. This integration is helpful for making quick modifications or supports adjustments without manually opening another application.
  • On the other hand, “Save As STL” is a simpler, standalone export feature. It allows you to export the model in STL format but does not interact with or open any external utilities. This is ideal for users who prefer to manage STL files manually or use a different slicer or workflow not directly integrated with Fusion 360.

To summarize:

  • “3D Print” = STL export + optional automatic launch of external utility (like Meshmixer).
  • “Save as STL” = Pure STL export without launching or connecting to any additional tools.

This difference is crucial when selecting a workflow that best suits your post-processing or printing setup. If integration and convenience are priorities, 3D Print is ideal. If you prefer manual control or are using different slicers, Save as STL is preferable.

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