High Density Foam Board on AtomStack A20 Pro V2
official engraveTest on scrap first. Settings are starting points from the linked source.
Machine
AtomStack A20 Pro V2
Laser type
diode
Wattage
20W
Material
High Density Foam Board
Operation
engrave
Power
30%
Speed
10000 mm/min
Passes
1
Line interval / DPI
0.08
Notes
Official AtomStack wiki material parameters (snapshot 2026-08-27). Software: LightBurn. Image mode: Threshold. Test on scrap; results vary by batch, focus, and air assist.
Source: AtomStack Wiki · 2026-08-27