Corn cob blasting grit is a safe blasting media for delicate parts. It is also the preferred blasting grit for log homes and other wood surfaces. Corn cob grit abrasive will remove surface contamination, debris and coatings with little to no impact on the substrate.
Benefits of Corn Cob Grit
Corn cob is a biodegradable, organic blasting media that is obtained from the hard woody ring of the cob. It is resistant to break down and can be re-used multiple times in the blasting process. Corn cob is available in a variety of grit sizes and presents no health or environmental hazards. Virtually dust-free blasting with no sparking. Leaves a clean and dry surface.
Proper selection of corn cob grit size is important in blasting operations to balance aggressiveness with desired results.
Standard Mesh Sizes
Description |
Mesh |
|---|---|
| Extra Coarse | +8 Mesh (2.36 mm & larger) |
| Coarse | 8-14 Mesh (2.36-1.40 mm) |
| 10-14 Mesh (2.00-1.40 mm) | |
| Medium | 14-20 Mesh (1.40-0.85 mm) |
| Fine | 20-40 Mesh (0.85-0.42 mm) |
| Extra Fine | 40-60 Mesh (0.42-0.25 mm) |
| Flour | -40 Mesh (0.42 mm & finer) |
| -60 Mesh (0.25 mm & finer) |
Corn cob blasting media is packaged in
50 lb, 25 lb, 10 lb, 5 lb, 3 lb & 1 lb packages.
