How Selective Laser Sintering works? (video)

Kevin McAlea, VP Global Marketing at 3D Systems, explains how SLS works.

The machine used is a Vanguard Si

You can see the step by step process on

- Mirrors direct the laser beam across the bed of powder
- The Co2 laser selectively scans the powder bed
- A new layer of powder is added, typically 0.1mm – 0.15mm
- This layer is then melted thus building the part layer-by-layer


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