OMTech 40W CO2 — Powder Coated Steel

What speed should I use to engrave Powder Coated Steel on the OMTech 40W CO2?

The top-rated community setting uses 300 mm/min at 50% power. Ablates powder coat to expose bare metal. Clean with IPA first. No Cermark needed. For bare steel, use fiber laser settings instead.

Can the OMTech 40W CO2 cut Powder Coated Steel?

A 40W CO₂ 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 OMTech 40W CO2 need to engrave 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 Powder Coated Steel on the OMTech 40W CO2?

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 software do I use with the OMTech 40W CO2 for Powder Coated Steel?

The OMTech 40W CO2 works with LightBurn. Enter the speed, power, and passes directly into your software's layer settings — no conversion needed.