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Aluminosilicate microsphere
SPH-500A
A broad 0–500 µm A-series grade for large-scale industrial formulations and construction materials.
Fraction
0–500 µm
Series
SPHERON A
Technical profile
SPH-500A — 0–500 µm
A controlled aluminosilicate microsphere grade for industrial formulations. Final suitability should be confirmed through application testing under the intended processing conditions.
01
Chemical composition
- Al₂O₃
- 33–39 %
- SiO₂
- 57–62 %
- Fe₂O₃
- 1.0–2.5 %
- MgO
- 0.8–1.3 %
- TiO₂
- 0.5–1.5 %
02
Physical properties
- Bulk density
- 0.36–0.42 g/cm³
- True density
- 0.75–0.85 g/cm³
- Sinkers
- < 5 %
- Moisture
- ≤ 0.5 %
- Color
- white to light grey
- pH
- 7.0–9.9