ORCHEM™ – 223 is a medium viscosity, high reactivity, non pre accelerated, non thixotropic unsaturated polyester resin based on orthophthalic acid. It is stabilized to have rapid cures, high heat deflection temperature, high filler loading and is suitable for use in High Line Speeds and offers excellent compatibility with all types of LPA. It has superior pigmentability and exhibits good Mechanical properties. It is specially designed for pultrusion processes where profile cross sectional areas are small to moderate (e.g. I beams, C Beams, Gratings and Grating keys)