POLYESTER RESIN FOR CULTURED OYNX AND MARBLE DESCRIPTION Vicast A541-DH Series is a pre promoted, non-thixotropic, polyester resin formulation made for use in cultured marble, granite, and onyx applications. This product is specifically designed to give good demold times in marble applications while maintaining good color in onyx type castings, enabling the use of only one resin for both marble and onyx. It can be used for both flat and con-toured molds. BENEFITS Vicast A541-DH Series Polyester Resin The cure rate of Vicast A541-DH Series in marble applications is similar to that of a standard marble resin when used with the appropriate type and level of MEKP catalyst. The color of Vicast A541-DH Series is superior in a marble matrix, it also gives a bright, clean translucency in matrixes filled with standard onyx type fillers. Vicast A541-DH Series has excellent green strength for effective demold times in cultured marble and onyx.