General Purpose Unsaturated Polyester Resin


Crystic® 500PA is a pre-accelerated, orthophthalic polyester resin. It is a general purpose resin and has been specifically designed for non-critical and industrial applications. It has been formulated to reduce styrene emissions in the workshop compared to conventional polyesters. It is not suitable for boat construction, chemical resistance or mouldings in contact with food products. Crystic® 500SPA is a variant of Crystic® 500PA designed to give faster cure.