Sandpapers - Grit Sizes
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| Grit Sizes | Description | Type of Work |
|---|---|---|
| 12 | Extra coarse | very rough work, high speed, heavy machines, unplanned woods, wood floors, rough cut, very fast removal of material |
| 16 | Extra coarse | |
| 20 | Extra coarse | |
| 24 | Extra coarse | |
| 30 | Extra Coarse | |
| 36 | Extra Coarse | |
| 40 | Coarse | rough wood work, rapid removal of material |
| 50 | Coarse | |
| 60 | Medium | |
| 80 | Medium | general wood work, plaster patches, 1st smooth of old paint |
| 100 | Fine | |
| 120 | Fine | |
| 150 | Very Fine | hardwood preparation, final preparation of softwood, final preparation old paint |
| 180 | Very Fine | |
| 220 | Very fine | final sanding, sanding between coats, sand marks not shown, dry sanding |
| 240 | Very fine | |
| 280 | Very fine | |
| 320 | Very fine | polish of final coats or top coats, sanding between coats, wet sanding |
| 360 | Very fine | |
| 400 | Extra fine | |
| 500 | Extra fine | sanding metal, sanding plastics, sanding ceramics, wet sanding |
| 600 | Extra fine | |
| 800 | Super fine | Final sanding |
| 1000 | Super fine | |
| 1200 | Super fine | |
| 1500 | Ultra fine | Final sanding and polishing |
| 2000 | Ultra fine | |
| 2500 | Ultra fine |
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Related Topics
• Miscellaneous
Engineering related topics like Beaufort Wind Scale, CE-marking, drawing standards and more.
Related Documents
Grit Size vs. Surface Roughness
Comparing sandpaper grit size and surface roughness.
Lumber - Surface Finishing
Lumber and surface finishing abbreviations.
Machine Processing - Tolerance Grades
Machine processing and tolerance grades.
Manning's Roughness Coefficients
Manning's roughness coefficients for some common materials.
Surface Roughness vs. Mechanical Processing
Mechanical production methods and their surface roughness.
US Wood Screws - Pilot Holes
Hard wood and soft wood pilot holes, shank clearance holes and countersink diameters.
Wood Species - Densities
Densities of various wood species - apple, ash, cedar, elm and more.
Wood Species - Moisture Content and Weight
Weight of green and air-dried fire wood.
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