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  • Brown 4610

Brown 4610

Chemical formula: Synthetic iron oxide Fe2O3/Fe3O4

Type: Brown iron oxide pigment

Colour index: Pigment red 101 (77491) / Pigment black 11 (77499)

CAS NO.: 1309-37-1 / 1317-61-9

Form: Powder

Hue: Brown

Typical Properties

Property Typical value
Fe2O3/Fe3O4 content (%) 7.0
Moisture (%) max 1.0
Water soluble salts (%) max 0.5
Sieve residue on 45 μm mesh (%) max 0.5
pH value 4.0-8.0
Oil absorption 20-40
Density (g/cm3) approx. 5.0
Apparent density (g/cm3) approx. 0.8

Applications:

Coating

Paint

Concrete and masonry