Specification :

The physicochemical properties: Iron oxide is the ferrous oxide and trioxide iron and magnetic ferrite of collectively.
Ferrous oxide of traits: the black powder.
Trioxide iron character: red brown powder for a low-level pigment, industry says most.
The properties magnetic iron oxide red brown or black powder, it oxidation into ferroferric oxide in air.
Product use: Ferrous oxide of purpose: mainly used in glass of pigment.
Trioxide iron of purpose ; used to paint, ink, rubber industry, etc. Also available for catalyst and metal, glass and stones of polish.
The USES magnetic iron oxide: it can make pigments and polishes, special magnetic ferrite can do tape and telecommunications equipment.