Available grain sizes
0-50µm
40-70µm
70-110µm
90-150µm
100-200µm
150-250µm
200-300µm
300-400µm
425-850µm
Physical properties
Hardness: 6 – 7 mohs
Grain shape: spherical
Melting point: approx. 730°C
Specific gravity: approx. 2.5 g/cm3
Bulk density: approx. 1.5 – 1.6 g/cm3
(depending on grain size)
Typical chemical analysis
SiO2: 68,00-75,00%
Na2O: 12,00-18,00%
CaO: 7,00-12,00%
MgO: max. 5,00%
Al2O3: max. 2,50%
K2O: max. 1,50%
Fe2O3: max. 0,50%
Applications
Blast-cleaning:
– Removing rust and scale from metallic surfaces
– Removing mould residues from castings
– Removing tempering colour
Surface finishing:
– Finishing surfaces to achieve specific visual effects
Shot peening:
– Compression of the surface
(strengthening the surface and improving its mechanical properties)
Shot peen forming:
– Shot peening to form or straighten workpieces
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