CATHAY INDUSTRIES > Products > Iron Oxides > CATHAYGRAN™ Black F9355GS


Product OverviewTypical PropertiesColor Display

Synthetic Black Iron Oxides from Cathay Industries are high-quality inorganic color pigments suitable for a wide range of demanding colorant applications. Typical applications include concrete block pavers, concrete bricks, paving slabs, roof tiles, architectural masonry, ready mix concrete, mortars, walling blocks and asphalt.

CATHAYGRAN™ Black series ranges from Light Black F9330GS to Very Strong and Bluish Black F9600GP. The granular structure provides a free-flowing, low dusting Pigment with high dispersing properties. As with all Cathay Industries products the CATHAYGRAN™ Iron Oxides are produced to strict quality tolerances. Our products yield reliable performance properties which offer outstanding light fastness, curing stability, opacity, chemical resistance, alkali resistance, heat stability, exterior durability and compatibility.

Properties Description
Appearance Black Powder
Chemical Composition Fe3O4
Particle Shape Granule
Pigment Index Black 11
Color Index 77499
CAS No. 1317-61-9

 Grey cement*
 White cement*




* 4% Pigment loading in grey / white cement.
**The color shades presented here are as accurate as monitor settings allow.**
**They may be different from shades in actual application and are for reference only.**


Construction Grade
Construction, Others