Powder

Lumps

Silica Oxide as SiO₂

99.75%

99.25%

Alumina Oxide as Al₂O₃

0.18%

0.10%

Ferric Oxide as Fe₂O₃

0.02%

0.06%

Titanium Oxide as TiO₂

Nil

Nil

Manganous Oxide as MnO

Nil

Nil

Calcium Oxide as CaO

Nil

Nil

Magnesium Oxide as MgO

Nil

Nil

Sodium Oxide as Na₂O

Nil

Nil

Potassium Oxide as K₂O

Nil

Nil

Loss on Ignition

0.08%

0.05%