Aluminum oxide (approx. 220 grit) in a plastic bond. Aggressive cutting media with good but minimum stock removal. Excellent as a first cut-down step for rough castings, stampings, etc. More aggressive than Green Media. Density: 62 lbs. per cu. ft. Shape: pyramid, 1/4".
Media Capacity for Vibratory Tumblers:
Media Capacity for Vibratory Tumblers:
| Tumbler |
Blue Pyramids |
|---|---|
| 75 | 40 lbs. |
| 40 | 22 lbs. |
| 25SS | 12 lbs. |
| 18 | 8 lbs. |
| 10 | 5 lbs. |
| 5 | 2.5 lbs. |
