Prestige ORO is a true premium gypsum bonded investment developed and perfected for the casting of gold alloys up to 22K.

Prestige OPTIMA is a significant breakthrough by Certus to develop a new generation, gypsum bonded investment that consistently provides superior, ultra smooth casting surfaces for a variety of today’s pattern materials.

Ferro-Vest is a superior two-part, high temperature investment to give premium results casting platinum, palladium & stainless steel alloys and metals that melt in excess of 1500°C / 2732°F. Unlike other 2 part high temperatures on the market, comes complete with special proprietary additives that eliminate air bubbles and will provide a far smoother cast surface that requires less finishing.