Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!
Abrasive grain size and workpiece surface roughness:
| Surface Roughness Ra (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 |
Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro .Add the Engineering ToolBox extension to your SketchUp from the SketchUp Pro Sketchup Extension Warehouse!
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