Birch glue layers vary in density — 3 passes needed for consistent cut-through. Check flatness of sheet.

Great contrast on bamboo. Very popular for personalised gifts. Wipe residue with damp cloth after.

Cork chars easily — keep power low. Good for coasters and decorative items.

Clean mark on black anodized. Works well for tags, keychains, and small personalised signs.

Good white engrave on black slate. Invert image. Consistent results. Wipe clean after engraving.

Dark rich mark on veg-tan. 40% starting point — adjust for hide thickness and tannage.

MDF requires 3 passes at 20W. Air assist critical for managing char and fire risk.

Good fill engrave. Bump to 60% for darker mark. Run a material test grid first to dial in your specific module.

20W module — 2 passes for clean cut. A20 Pro has a rigid frame giving consistent results across the full bed.