Patina Deep Black C-33 VeroMetal you can lightly polish them

you can lightly polish them with a 3000-grit 3M Trizact disc to remove fingerprints or oxidation that may develop on the uncoated side of the tile over time

It is the foundation needed to ensure you get the maximum effect when finishing surfaces with VeroMetal®

but in general

IMPORTANT INFORMATION - USING ZINC WITH THE RESIN BINDER:  When using VeroMetal Zinc with either VeroMetal Binder or VeroMetal Filler (resin systems) heat is required to cure the surface

375 grams (75 grams to mix with each color)

Patina Deep Black C-33 VeroMetal you can lightly polish themDeep Black C 33 is a concentrate, rapid acting chemical solution to develop a black antique finish on steel & ferrous metal surfaces at room temperature.