Calcined Diatomaceous Earth

Calcined diatomaceous earth has been treated at a Certain temperature to agglomerate the exoskeletons of the diatoms in order to create a range of permeabilities for better filtering agents. While it is used primarily as a fine filter aid, it has many other uses.

The characteristic color of calcined diatomaceous earth comes from the oxidation of iron during calcination for this reason the colour of calcined DE is Pink.