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Laser: Sculpfun S30 Ultra (22W / 33W Diode) Blank: Glencairn Whiskey Glass Tilt: 8.75°

Sculpfun S30 Ultra + Glencairn Whiskey Glass Rotary Setup Guide

Pre-configured engineering parameters for engraving the Glencairn Whiskey Glass on the Sculpfun S30 Ultra. Follow the pre-calculated chuck positions, tilt angle, and optical focus settings below.

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Tapered Tumbler Rotary Tilt-Angle & Warp Template Generator

Preset: Glencairn Whiskey Glass (Glass)

Step 1: Measured Blank Dimensions (Top, Bottom & Slant)
mm
Circ: 144.5mm
mm
Circ: 207.3mm
mm
Along the taper
Step 2: Graphic Logo Placement & Seam Allowance
Live Conical Arc Template PreviewRed: Cut Path | Blue: Center & Score
LOGO BOXSector Angle: 54.74°
100% millimeter scale SVG ready for LightBurn, Illustrator, or Inkscape.
Taper & Leveling TelemetryOPTICAL ALIGNMENT
Mandatory Rotary Leveling Tilt Angle
-8.75°tilt upwards

Tilt your rotary chuck or elevate the roller tailstock by exactly -8.75°. This guarantees the cup's outer engraving surface sits 100% parallel to the laser lens gantry throughout the rotation.

Effective Diameter at Logo Center (50% down)
56 mminput into LightBurn

Enter this diameter in LightBurn's Rotary Setup when engraving an isolated logo without full conical warping.

Circumference Distortion-30.3%Top vs. Bottom
Conical Arc Angle54.74°Sector Span
Outer Arc Radius (R):217.01 mm
Inner Arc Radius (r):151.25 mm
Jig & Chuck Advice:

Extreme 8.75° reverse taper (flares out towards waist). Requires gentle clamping to prevent thin crystal shattering.

Recommended: Chuck with Tailstock CenterStep 1 (Internal Narrow Rim Grip)
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High-CTR placement positioned directly below the SVG export and rotary calculations. Configure your Adsterra native key in src/config/adsterra.ts.

Sculpfun S30 Ultra • Glencairn Whiskey Glass Pairing Parameters

Pre-Computed Settings
Target Machine Sculpfun S30 Ultra (22W / 33W Diode, GRBL 32-bit S30 Board)
Target Drinkware Blank Glencairn Whiskey Glass (Glass)
Recommended Rotary Type Chuck with Tailstock Center
Recommended Chuck Jaw Step Step 1 (Internal Narrow Rim Grip)
Rotary Leveling Tilt Angle 8.75°
Midpoint Average Diameter 56.00 mm (Circ: 175.9 mm)
Top Rim Circumference 144.51 mm (Full 360° Wrap)
Default Steps / Pulses Per Rev 2560 pulses/rev
Focal Length & Alignment 40mm lens • Loosen brass thumbscrew on Z-carrier and slide laser head down to acrylic focal column.

Need to verify the Sculpfun S30 Ultra rotary steps-per-rotation?

Use the dedicated Sculpfun S30 Ultra SPR calibrator to burn a 20x100mm test ruler.

Open Sculpfun S30 Ultra Calibrator →

Sculpfun S30 Ultra + Glencairn Whiskey Glass Setup FAQs

Q1: How do I mount and level the Glencairn Whiskey Glass in the Sculpfun S30 Ultra?

For the Sculpfun S30 Ultra: 1) Ensure any necessary riser base or honeycomb removal is completed to allow clearance for 46mm diameter drinkware. 2) Insert the Glencairn Whiskey Glass into the rotary fixture using Step 1 (Internal Narrow Rim Grip). 3) Adjust the leveling tilt angle to exactly 8.75° so the top rim and bottom base remain coplanar with the Sculpfun S30 Ultra's laser nozzle.

Q2: What diameter and steps-per-rotation do I enter in LightBurn for this pairing?

In LightBurn Tools > Rotary Setup: Set steps-per-rotation to 2560 (or check $101=80). If engraving a small front logo, enter 56.00mm into the cylinder diameter field. If wrapping a 360° graphic, use our downloadable SVG generator for true conical warp.

Q3: Will the Glencairn Whiskey Glass clear the laser gantry or housing on the Sculpfun S30 Ultra?

The Glencairn Whiskey Glass has a maximum outer diameter of 66mm and height of 65mm. Verify that any handle or mug curve clears the laser nozzle during a 360° dry framing run before firing the laser.

Q4: How do I focus the Sculpfun S30 Ultra on the Glencairn Whiskey Glass?

Focus the 40mm lens directly onto the apex (top tangent point) of the Glencairn Whiskey Glass after leveling it by 8.75°. Loosen brass thumbscrew on Z-carrier and slide laser head down to acrylic focal column.