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OMTech 40W CO2Walnut

2 community-tested settings for cut, engrave Walnut on the OMTech 40W CO2. Always run a test on scrap material first.


Power40W
Laser Typeco2
Work Area300×200mm
Software
LightBurn
MaterialWalnut
← All OMTech 40W CO2 settingsWalnut on all machines →

Where to buy

Buy the OMTech 40W CO2 — check current price & availability

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These 2 settings cover cut and engrave Walnut 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.

2 settings

Walnutcut
Speed17 mm/sPower55–60%Passes1
💨 Air AssistBuy Walnut
Walnut· hardwood 3mmengrave✓ Verified
Speed300 mm/sPower20%Passes1DPI254
💨 Air Assist

CO2 on walnut gives exceptional depth and detail. Low power keeps contrast good even on this dark wood.

Buy Walnut
+ Submit a setting for this machine

Frequently asked questions

What speed should I use to cut Walnut on the OMTech 40W CO2?

The top-rated community setting uses 17 mm/s at 60% power. Always run a test burn on scrap material first to confirm focus and power are correct for your specific batch.

How many passes does the OMTech 40W CO2 need to cut Walnut?

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 Walnut on the OMTech 40W CO2?

Yes — 2 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 DPI should I use to engrave Walnut on the OMTech 40W CO2?

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 OMTech 40W CO2 for Walnut?

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

Need a jig to hold your Walnut?
Precision alignment templates sized for your exact laser bed. SVG + DXF instant download.
Browse Jigs →

Now make something with Walnut

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What Makers Say

★★★★★5.0· 6 reviews
View all on Etsy →
★★★★★

"Used it with a Glowforge — engraved beautifully with no changes. I will be purchasing more digital downloads from this shop."

Anna

★★★★★

"I was struggling with lining up my NFC business cards. I was able to not only line them up much better but also do multiple cards at once — making that job so much easier."

Camp

★★★★★

"Excellent quality and design. Cut clean and neat!"

LYNN

★★★★★

"Great jigs. Appreciate the time saved not having to build this from scratch!"

Bruce

★★★★★

"Excellent quality. Item as described. Expectations exceeded."

Michael

★★★★★

"This template made my slate coasters so much easier. 4×4 coasters from Michaels drop in easily and are easy to remove. Def worth it."

chris

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