OMTech Polar — Slate
1 community-tested setting for engrave Slate on the OMTech Polar. Always run a test on scrap material first.
Where to buy
Buy the OMTech Polar — check current price & availability
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These 1 setting cover engrave Slate on the OMTech Polar (30W CO₂ laser). Stone engraving is forgiving — the laser ablates the surface without deep penetration, so focus accuracy and DPI matter more than power.
1 setting
Frequently asked questions
What speed should I use to engrave Slate on the OMTech Polar?
The top-rated community setting uses 300 mm/s at 60% power. Bright white engrave on slate. Invert your image in LightBurn so the engraved areas appear light. Wipe the slate with a damp cloth after engraving to remove dust and reveal full contrast. No coating needed.
Can the OMTech Polar cut Slate?
Cutting Slate on the OMTech Polar may be possible but no verified cut settings have been submitted yet. You can contribute your own tested settings using the button above.
How many passes does the OMTech Polar need to engrave Slate?
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 Slate on the OMTech Polar?
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 Slate on the OMTech Polar?
Settings here use 300 DPI. For photographic detail or fine artwork, consider testing at higher DPI, but expect longer run times.
Now make something with Slate
Templates ready to cut on your OMTech Polar once you've dialed in the settings.
"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