PBF 301: Powder Bed Fusion
The move from prototype to series. Selective Laser Sintering (SLS) and Multi Jet Fusion (MJF), the two technologies that turned 3D printing into real industrial production: no supports, isotropic strength, and hundreds of parts nested into a single build.
What you will learn ↓
- ✓Understanding the ISO/ASTM 52900 Powder Bed Fusion (PBF) group and the PBF-LB/P (SLS) and PBF-IA/P (MJF) subcategories
- ✓The differences between SLS laser sintering and MJF voxel-level inkjet fusion
- ✓Why PBF needs no supports: the powder is the support
- ✓PBF economics: refresh ratio, cost per part, and the break-even point against injection molding
- ✓Nesting (3D packing): the technique for filling a build chamber
- ✓PBF-specific DfAM rules: escape holes of 5 mm or more, minimum walls, gaps
- ✓Post-processing: depowdering, vapor smoothing (PostPro3D), dyeing (DyeMansion)
- ✓When PBF is the right choice and when it is not: objective criteria for serial production
This course is taught in Bulgarian. The lesson preview, the exercise and the quiz are available in the Bulgarian version.
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