CathayGran™ Black F9635GS is a pigment preparation based on iron oxides and carbon pigments with additives. Typical applications include concrete block pavers, concrete bricks, paving slabs, roof tiles, architectural masonry, ready mix concrete, mortars, walling blocks and asphalt.

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.