OMTech 40W CO2 — Alder
2 community-tested settings for cut, engrave Alder on the OMTech 40W CO2. Always run a test on scrap material first.
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These 2 settings cover cut and engrave Alder on the OMTech 40W CO2 (40W CO₂ laser). Wood results vary by grain direction and moisture content — always run a quick test on scrap before cutting your final piece. Some settings use multiple passes for a cleaner cut — pin or tape your material flat before running to prevent shift between passes.
2 settings
Frequently asked questions
What speed should I use to cut Alder on the OMTech 40W CO2?
The top-rated community setting uses 250 mm/min at 95% power, 2 passes. Alder is a medium-density hardwood — cuts reliably in 2 passes at near full power. Cleaner edges than oak. Alder is widely used in the laser community specifically because it machines and cuts so well.
How many passes does the OMTech 40W CO2 need to cut Alder?
Settings here range from 1 to 2 passes. Multiple passes give a cleaner edge but increase the risk of material shift — always pin or tape your material flat before running.
Do I need air assist for Alder on the OMTech 40W CO2?
Yes — 1 of the 2 settings here specify air assist on. It clears smoke and debris from the cut line, improves edge quality, and reduces fire risk especially during cutting.
What software do I use with the OMTech 40W CO2 for Alder?
The OMTech 40W CO2 works with LightBurn. Enter the speed, power, and passes directly into your software's layer settings — no conversion needed.
Now make something with Alder
Templates ready to cut on your OMTech 40W CO2 once you've dialed in the settings.
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— Anna
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— Camp
"Excellent quality and design. Cut clean and neat!"
— LYNN
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— Bruce
"Excellent quality. Item as described. Expectations exceeded."
— Michael
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— chris