1 community-tested setting for cut 3mm Clear Acrylic on the Monport GP 40W CO2. Always run a test on scrap material first.
These 1 setting cover cut 3mm Clear Acrylic on the Monport GP 40W CO2 (40W CO₂ laser). Cast acrylic engraves more cleanly than extruded; for cutting, a single clean pass at the right speed usually beats multiple passes. Some settings use multiple passes for a cleaner cut — pin or tape your material flat before running to prevent shift between passes.
1 setting
What speed should I use to cut 3mm Clear Acrylic on the Monport GP 40W CO2?
The top-rated community setting uses 20 mm/s at 72% power, 2 passes. Clear acrylic in 2 passes on galvo CO2. CO2 cuts acrylic well unlike diode.
How many passes does the Monport GP 40W CO2 need to cut 3mm Clear Acrylic?
Settings here range from 2 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 3mm Clear Acrylic on the Monport GP 40W CO2?
Yes — 1 of the 1 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 Monport GP 40W CO2 for 3mm Clear Acrylic?
The Monport GP 40W CO2 works with LightBurn. Enter the speed, power, and passes directly into your software's layer settings — no conversion needed.
Templates ready to cut on your Monport GP 40W CO2 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