Grit Size vs. Surface Roughness
Comparing sandpaper grit size and surface roughness.
Approximate comparision of sandpaper grit size and surface roughness:
Grit Size | Surface Roughness (10-6 m) |
---|---|
80 | 1.80 |
120 | 1.32 |
150 | 1.06 |
180 | 0.76 |
240 | 0.38 |
320 | 0.30 |
500 | 0.18 |
600 | 0.13 |
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