Alumina

Alumina (Al₂O₃)
Property Unit Typical Specification Max
Al₂O₃ % 0.4 –
Moisture (0–300 °C) % – 1
L.O.I (300–1000 °C) degree 32 –
Repose Angle % – 10
Alpha-Alumina m²/g 60–90 –
Surface Area (B.E.T) Kg/dm³ 0.95–1.1 –
Apparent Density % – 0.5
Na₂O % – 0.04
CaO % – 0.02
SiO₂ % – 0.003
TiO₂ % – 0.015
Fe₂O₃ % – 0.001
P₂O₅ % – 0.004
V₂O₅ % – 0.001
MnO % – 0.01
ZnO % – 5
Mesh +100 % – 6
-325 +PAN % – 0.5
Mesh -400 % – 0.5

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