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Snapmaker Ray 20W: Polycarbonate (Lexan)

1 community-tested setting for engrave Polycarbonate (Lexan) on the Snapmaker Ray 20W. Always run a test on scrap material first.


Power20W
Laser Typediode
Work Area400Γ—400mm
MaterialPolycarbonate (Lexan)
← All Snapmaker Ray 20W settingsPolycarbonate (Lexan) on all machines β†’

Where to buy

Snapmaker Ray 20W: check current price & availability

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These 1 setting cover engrave Polycarbonate (Lexan) on the Snapmaker Ray 20W (20W diode laser).

1 setting

Polycarbonate (Lexan)engrave
Speed4000 mm/minPower26–30%Passes1

Engrave only -- polycarbonate scorches, yellows, and can craze/crack if you try to cut it with a CO2 or diode laser. Low power, high speed, single pass.

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+ Submit a setting for this machine

Frequently asked questions

What speed should I use to engrave Polycarbonate (Lexan) on the Snapmaker Ray 20W?

The top-rated community setting uses 4000 mm/min at 30% power. Engrave only -- polycarbonate scorches, yellows, and can craze/crack if you try to cut it with a CO2 or diode laser. Low power, high speed, single pass.

Can the Snapmaker Ray 20W cut Polycarbonate (Lexan)?

Cutting Polycarbonate (Lexan) on the Snapmaker Ray 20W 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 Snapmaker Ray 20W need to engrave Polycarbonate (Lexan)?

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 Polycarbonate (Lexan) on the Snapmaker Ray 20W?

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.

Need a jig to hold your Polycarbonate (Lexan)?
Precision alignment templates sized for your exact laser bed. SVG + DXF instant download.
Browse Jigs β†’

Now make something with Polycarbonate (Lexan)

Templates ready to cut on your Snapmaker Ray 20W once you've dialed in the settings.

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What Makers Say

β˜…β˜…β˜…β˜…β˜…5.0Β· 6 reviews
View all on Etsy β†’
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"Used it with a Glowforge: engraved beautifully with no changes. I will be purchasing more digital downloads from this shop."

: Anna

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"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

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

: LYNN

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

: Bruce

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

: Michael

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

: chris

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