SPHERON
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Aluminosilicate microsphere

SPH-300-500E

A controlled coarse 300–500 µm E-series cut for formulations requiring larger microspheres.

Fraction 300–500 µm
Series SPHERON E
SPH-300-500E
Technical profile

SPH-300-500E — 300–500 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
32–36 %
SiO₂
59–63 %
Fe₂O₃
1.0–2.0 %
MgO
0.8–1.3 %
TiO₂
0.5–1.5 %
02

Physical properties

Bulk density
0.35–0.45 g/cm³
True density
0.78–0.90 g/cm³
Sinkers
< 5 %
Moisture
≤ 0.5 %
Color
light grey to grey
pH
7.0–9.9