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How to emboss in Prusaslicer?

Published in 3D Printing Text Embossing 4 mins read

To emboss text in PrusaSlicer, utilize the built-in "Text Tool" feature, available from PrusaSlicer version 2.6 onwards, which allows you to add and customize text directly onto the surface of your 3D models.

What is Embossing in 3D Printing?

In the context of 3D printing, embossing refers to the process of raising text or designs slightly above the surface of a 3D model. This creates a tactile, visible effect that stands out from the main body of the object. PrusaSlicer's Text Tool simplifies this by integrating the functionality directly into the slicer, removing the need for external CAD software for basic text additions.

Step-by-Step Guide to Embossing Text in PrusaSlicer

Follow these steps to successfully emboss text onto your 3D models using PrusaSlicer:

1. Load Your 3D Model

First, open PrusaSlicer and load the 3D model (e.g., an STL or 3MF file) onto which you wish to emboss text. You can do this by dragging and dropping the file into the plater or using the "File" -> "Import" -> "Add" menu.

2. Select the Model and Activate the Text Tool

Once your model is on the plater:

  • Select the 3D model by clicking on it.
  • Right-click on the selected model.
  • From the context menu, choose "Add Text" or locate the dedicated text icon in the toolbar. This will open the Text Tool interface.

3. Enter Your Text

In the Text Tool window, you'll find an input field. Type the desired text you want to emboss onto your model.

4. Adjust Text Parameters for Embossing

This is where you define how your text will appear and interact with the model's surface. The Text Tool allows you to adjust various parameters, including:

  • Font: Choose from any font installed on your operating system. Experiment with different styles to find the best fit.
  • Height: This controls the overall vertical size of the text on the surface.
  • Depth: This is crucial for embossing. The Text Tool defaults to the "Join" operation, which embosses (adds) the text onto the surface of your piece. Adjusting the Depth value will determine how much the text protrudes from the model's surface. A positive depth will result in embossed text.
  • Alignment: Select how the text is aligned (left, center, right).
  • Position and Rotation: Use the manipulation tools (move, rotate) to precisely place the text on the desired surface of your model. You can often snap the text to a face.

Key Parameter Overview:

Parameter Description PrusaSlicer Behavior (Default)
Text The actual characters to be embossed. User-defined.
Font The typeface of the text. Select from system fonts.
Height The overall vertical dimension of the text. Adjustable, affects perceived size.
Depth How far the text will protrude from or indent into the surface. Positive value for embossing (protruding). Default operation is Join for embossing.
Operation Defines how the text interacts with the model. Join (Default for embossing): Adds text to the model.
Subtract: Indents text (debossing).

5. Position and Apply the Text

  • Once you've configured your text and its parameters, you'll see a preview on your model.
  • Use the on-screen gizmos to move, rotate, and scale the text to its final position on the model's surface. Ensure it's correctly oriented and placed.
  • Click "OK" or "Apply" in the Text Tool window to confirm and add the text to your model. The text will now be part of your 3D object.

6. Slice and Export

  • After applying the text, click the "Slice now" button in PrusaSlicer.
  • Review the sliced preview to ensure the embossed text looks as expected and is printable. Pay attention to small details if your text is fine.
  • Finally, export the G-code to your 3D printer.

Tips for Successful Embossing

  • Consider Printability: For small nozzles (e.g., 0.4mm), fine text or very shallow embossing might be difficult to resolve. Aim for an embossed depth of at least 0.4mm-0.8mm for good visibility and print success with a standard 0.4mm nozzle.
  • Surface Curvature: Embossing on highly curved surfaces can sometimes lead to distortions. PrusaSlicer's Text Tool generally handles this well, but always double-check the preview.
  • Font Choice: Simple, bold, and sans-serif fonts tend to emboss and print better than thin or highly decorative fonts, especially at smaller sizes.
  • Preview Carefully: Always use the slice preview to inspect the embossed text layer by layer to catch any potential issues before printing.

By following these steps, you can easily add customized, embossed text to your 3D prints directly within PrusaSlicer, enhancing functionality or aesthetics.