🎨 II. Prep & Design

The core of this design lies in "structural aesthetics" and "ergonomics." By pocketing out the center, we reduce the heft, and by adding large chamfers on the edges, it perfectly fits the contour of your hand.

1. Materials List:

2. Essential Tooling (For High-Speed Aluminum Machining):

⚙️ III. CAM Settings (Machining Parameters)

For aluminum on a desktop machine, the rule of thumb is: conservative stepdowns (0.1–0.2 mm) with high spindle speed (12,000–13,000 RPM). This minimizes chatter and produces a clean surface finish

1. Aluminum Roughing (3.175mm 3-Flute):

2. Finishing (Slopes/Ramps - 4mm/2mm Ball Nose):

3. Finishing (Outer Profile - 3.175mm 3-Flute):

4. Edge Chamfering (4mm/2mm Chamfer Mill):

🛠️ IV. Machining Process

The HiMill D1S's rigid frame excels at aluminum cutting, keeping vibration to an absolute minimum.

✨ V. Post-Processing & Assembly

With proper surface finishing, raw aluminum takes on the look of a bead-blasted Apple product — clean, uniform, premium.

🏆 VI. Final Showcase: Cold Metal, Ultimate Utility

When you hold this scraper in your hand, that hefty, cold metallic feel is something a 3D-printed plastic tool could never replicate.

💡 HiMill D1S Review

This aluminum scraper build once again proves the hardcore capabilities of the HiMill D1S: