Romanoff's New Improved ”J ” Platinum Investment Formula was created for the smoothest surface, resulting in less finishing time. For Superior Casting of Platinum, Palladium, Stainless Steel and metals with melting temperatures over 2800°F/1538°C. Romanoff's “J “ Formula Platinum investment is proven to produce smooth superior and consistent castings, flask after flask. Tests and more importantly, our customers’ results show that Romanoff's “J ” Formula pays for itself in reduced rework and finishing time.

Romanoff J-Formula