Black Powder Grades, Sizes and Mesh
This chart contains black powder grain sizes of commonly used black powders as well as a comparison of Blasting and Sporting grades.
Commonly used Black Powder Grain Mesh Sizes
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| Sporting Grades (G) | Grain Size (in mm) | Blasting Grades (A) | Grain Size (in mm) |
| 1FA | 8.0-4.0 | ||
| Cannon Grade | 4.76-1.68 | 2FA | 4.76-1.68 |
| 1FG | 1.68-1.19 | 4FA | 1.68-.84 |
| 2FG | 1.19-.59 | ||
| 3FG | .84-.29 | 5FA | .84-.297 |
| 4FG | .42-.15 | 7FA | .42-.149 |
| Meal D | .42 | ||
| 5FG | .149 | Fine | .149 |
Commonly used Black Powder Grain Mesh Sizes
| GRADE | MESH RANGE |
| FA | 3 - 5 |
| 2FA | 4 - 12 |
| 3FA | 10 - 16 |
| 4FA | 12 - 20 |
| 5FA | 20 - 50 |
| 6FA | 30 - 50 |
| 7FA | 40 - 100 |
| Meal D | + 50 |
| Fine Meal | + 100 |
| X-Fine Meal | +140 |
| Cannon Grade | 4-12 |
| 1FG | 12-20 |
| 2FG | 16-30 |
| 3FG | 20-50 |
| 4FG | 40-100 |
| 5FG | +100 |