Staurolite
Qualities
- Less durability for reuse than most fused electrominerals
- An inexpensive, mined abrasive
- Primarily for outdoor removal of rust, scale, and paint due to the amount of dust and waste generated
- Typically used when abrasive reuse is not feasible
Specifications
- Breakdown rate: high
- MOHs hardness: 7 - 8
- Angular shape
- Density: 100 +/- lbs/cu.ft.
- Available in grit sizes based upon U.S. sieve screen measurement