Sandblasting and Surface TreatmentBasalt Sand
Economical blasting sand free of free silica
Basalt is a dark, hard and strong natural rock. Because it contains no free silica, it is used in blasting work; it also serves as ballast and crushed aggregate.
- Material
- Natural basalt rock
- Hardness
- Mohs 6.5
- Density
- Approx. 2.77 g/cm³
- Grain shape
- Angular – semi-angular
- Colour
- Dark grey – black
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Basalt Sand grain ranges
| Grain range for abrasive blasting (mm) |
|---|
| 0.5 – 1.6 |
| 1.0 – 2.0 |
| 1.5 – 2.7 |
Basalt Sand areas of use
- Abrasive blasting and surface cleaning
- Industrial surface preparation
- Open-air blasting of steel structures
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