Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications! U.S. mesh size vs. surface roughness.
Abrasive grain size and workpiece surface roughness:
Abrasive Grain Size vs. Surface Roughness Surface Roughness R a (μm) Abrasive Grain Size ( U.S. mesh size) 0.7 - 1.1 46 0.35 - 0.7 60 0.2 - 0.4 80 0.17 - 0.25 100 0.14 - 0.2 120 0.12 - 0.17 150 0.1 - 0.14 180 0.08 - 0.12 220 Related Topics Engineering related topics like Beaufort Wind Scale, CE-marking, drawing standards and more. Related Documents Typical tolerances for floors, walls, columns and more. Comparing sandpaper grit size and surface roughness. Machine processing and tolerance grades. Manning's roughness coefficients for some common materials. US commercial sieve sizes vs. mesh designations. Mechanical production methods and their surface roughness.
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