Die Casting Surface Finish
| Finish | Ra (μm) | Application |
|---|---|---|
| As-cast | 1.6–3.2 | Internal parts, functional surfaces |
| Vibratory finished | 0.8–1.6 | Decorative, removes flash |
| Shot blasted | 3.2–6.3 | Pre-paint preparation |
| Machined | 0.4–1.6 | Sealing surfaces, mating faces |
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