Atomstack A20 Pro — Coated / Powder Coated Steel

What speed should I use to engrave Coated / Powder Coated Steel on the Atomstack A20 Pro?

The top-rated community setting uses 2500 mm/min at 80% power. Ablates powder coat to reveal bare metal beneath. Works on powder coated panels, signs, and flat stock. Clean with IPA first. Black powder coat gives highest contrast. No Cermark needed — laser burns off the coating directly.

Can the Atomstack A20 Pro cut Coated / Powder Coated Steel?

A 20W diode laser can mark or engrave metal surfaces but cannot cut through them — metal cutting requires a much higher-powered laser or a plasma cutter.

How many passes does the Atomstack A20 Pro need to engrave Coated / Powder Coated Steel?

All settings here use a single pass. Confirm focus and do a small test burn before committing to your final design.

Do I need air assist for Coated / Powder Coated Steel on the Atomstack A20 Pro?

Air assist is not flagged as required for these settings, but it is good practice during cutting operations to keep the lens clean and reduce char buildup.

What DPI should I use to engrave Coated / Powder Coated Steel on the Atomstack A20 Pro?

Settings here use 254 DPI. For photographic detail or fine artwork, consider testing at higher DPI, but expect longer run times.

What software do I use with the Atomstack A20 Pro for Coated / Powder Coated Steel?

The Atomstack A20 Pro works with LightBurn. Enter the speed, power, and passes directly into your software's layer settings — no conversion needed.