Square Rock Coaster test grid

Fiber/InfraredCommunity report

Square Rock Coaster

black

Shared by @Aaron on Atomm

Important safety notice

Settings are starting points — always run a test cut on scrap before your final piece. Follow your manufacturer's guidance, wear eye protection, and ensure proper ventilation.

Laser Settings

Engrave · Bitmap · Flat Surface

Power

20

Speed

80

DPI

325

Passes

1

Frequency

45 kHz

Pulse Width

200

Thickness

5mm

defocus

7 mm

dot time

225 µs

Slate coaster from Amazon. Clear coat first for best black darkness.

More Square Rock Coaster settings

Same material on xTool F2 Ultra. Engrave stays the same regardless of thickness; cut changes with thickness.

Engrave (any thickness)

5mm · P20 S80 · this one5mm · P70 S1000 5mm · P70 S3000 5mm · P50 S3000 5mm · P60 S?5mm · P25 S?5mm · P100 S4000

Score

5mm · P70 S3000 5mm · P80 S3000

Community Feedback

No votes yet — be the first to report how these settings worked.

Export

xTool machine: open it straight in xTool Studio, or download a .mxs (Studio → Materials → Import).

Shop xTool lasers and UV printers

Every xTool machine in this library, with our discount code.

Code ERIK100: $100 off $1,699+ (or ERIK80: $80 off $999+)

Machine Context

BrandxTool

ModelF2 Ultra

Laser typeFiber/Infrared

Wattage60W

Compare against your own machine before treating these as a starting point.

Material Details

MaterialSquare Rock Coaster

Color / Finishblack

Size5mm

Shop machine — xTool →

Code ERIK100 — $100 off $1,699+ (or ERIK80 — $80 off $999+)

Provenance

Source type

Community report

Shared by a maker in the community. Helpful for context, but not verified for every setup.

Source

Shared by @Aaron in Atomm, xTool's community

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