CathayTherm™ RA18HR is a red Iron Oxide pigment which exhibts outstanding performance in terms of opacity, acid and alkali resistance, chemical resistance, exterior durability and compatibility.

CathayTherm™ RA18HR is stable in termperatures up to 300°C (572°F) or higher in some applications. It is highly micronized to offer easy dispersion with high-speed impeller (Cowles type) milling equipment or single & twin screw extruders as well.