Laser Engraving Tumblers and Cups: Rotary Attachment Setup and Settings

Laser Engraving Tumblers and Cups: Rotary Attachment Setup and Settings Engraving tumblers is one of the most popular and profitable applications for a diode laser. This guide covers setup, settings, and troubleshooting. Equipment Diode laser with rotary support (xTool, Longer Ray5, SCULPFUN, Atomstack) Roller rotary ($30–80) — great for straight tumblers Chuck rotary ($80–200) — better for tapered mugs and Stanley cups LightBurn software Physical Setup 1. Connect rotary to the Y-axis port on your laser controller 2. Place tumbler in roller groove — it should sit without tilting 3. Adjust roller spacing to support at least 40% of the circumference 4. Refocus the laser on TOP of the tumbler — do not use your flat-surface focus height LightBurn Configuration Tools → Rotary Setup → Enable Rotary → select type → enter roller diameter (measure with calipers) and tumbler diameter. Calibrate: With rotary enabled, jog Y 360mm. The tumbler should rotate exactly once. Adjust Steps Per Rotation until correct. Enable Bidirectional fill for engravings that wrap the cylinder. Settings by Material Anodized Aluminum (Stanley, YETI-style) No spray needed. Laser removes the anodizing to expose bare aluminum. Speed: 2000–4000mm/min, Power: 40–60%, Lines/cm: 100 Stainless Steel Requires marking spray (Cermark, Brilliance, or dry moly lube). 1. Clean with IPA. Apply thin even coat. Let dry 2–5 min. 2. Engrave: 800–1500mm/min, 80–100% power, 100–150 lines/cm 3. Wipe off residue to reveal permanent mark. Powder-Coated Cups Results vary. Test on the bottom first. Speed: 2500mm/min, Power: 50–70% Wood Tumblers Speed: 4000–6000mm/min, Power: 25–40% Centering Your Design 1. Mark center of tumbler with tape and pen 2. Use LightBurn Frame function to preview laser path position 3. Adjust X for centering, measure from bottom to desired design height for Y offset Common Problems Slipping on rollers → Clean rollers with IPA Uneven depth/banding → Check tumbler is perfectly level Blurry on tapered cups → Use a chuck rotary Design stretched/squished → Re-enter exact diameter and redo step calibration Selling Engraved Tumblers Popular on Etsy: personalized Stanley cups, wedding gifts, pet name tumblers, business logo cups. Turnaround: 15–20 minutes per tumbler once dialed in.

Related Guides

Loading_