Traditional Blackened Copper Patina 8oz plasticabrasives USG Hydro-Stone Gypsum Cement is

USG Hydro-Stone Gypsum Cement is easy to work with and complies with the federal Labeling of Hazardous Art Materials Act

75 pounds and measures 13

consider consulting specialized resources or professionals in metalworking and patina applications

For a stronger bond

Iwata Eclipse HP-CS Gravity Feed Dual Action Airbrush has a generous 0

Traditional Blackened Copper Patina 8oz plasticabrasives USG Hydro-Stone Gypsum Cement isBlackened Copper Patina works on bronze, brass and copper. This is a concentrated patina and requires dilution before use (typically 10 50% with distilled water). Depending on the dilution amount and application method, it will produce a beautiful transparent black finish. Blackened Copper Bath Patina reacts just like the regular Traditional Blackened Copper Patina, but is made for an immersion process. It is also concentrated and should be diluted