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3D Printing Foundations

Course Progress0/14

Understanding 3D Printing

Introduction to 3D PrintingUnderstanding ScaleYour First Print-Sized ModelChecking Print Dimensions

Build Plate & Wall Thickness

The Build PlatePositioning ObjectsWall ThicknessCreating Thick-Walled Objects

Overhangs & Supports

Understanding OverhangsSelf-Supporting ShapesWhen to Use SupportsOptimizing for Minimal Supports

Your First Print

Print Readiness ChecklistProject: Simple Keychain
Track3D Printing Foundations
Project: Simple Keychain
14 / 14

Build a Print-Ready Keychain

Project: Your First Print-Ready Keychain 🔑

Time to put it all together!

Requirements

Create a keychain with:

  1. Base shape - A flat box or rounded rectangle (30-50mm wide)

  2. Ring hole - A cylinder for the keyring attachment

  3. Decoration - Add at least one more shape for personalization


Print-Ready Checklist

  • ✅ Total dimensions under 50mm × 30mm × 10mm
  • ✅ All objects on build plate (Y = 0)
  • ✅ No floating parts
  • ✅ Name your objects in the Object Tree

Tips

  • Keep it flat for easy printing
  • Use boolean operations to combine shapes
  • Check Print Readiness panel shows ✅ Ready
  • You can export as STL when complete!
Bonus: Add your initials using multiple shapes!

Hints