Here we are using the smart stains to create an antique copper finish.
How to make sheet metal look like copper.
Tape the four corners down with painter s tape or masking tape.
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Place the sheet on a clean flat smooth steel block.
Sand the finish smooth and apply a second coat of paint if the color is not to your satisfaction.
Repeat until the surface has an even coverage of copper.
This technique chemically seals the metal with a decorative finish preventing corrosion.
Reattach the handle if necessary.
Sand down the primer with medium grit sandpaper until it s completely smooth.
Wet metal causes tool rust and oxides on the metal will become embedded into the sheet during hammer texturing.
The look of copper can be simulated with other metals by using a technique known as a patina.
Hope it helps and good luck.
Slightly acid boiling copper tartrate solution can be used too.
Apply a coat of spray paint in a copper or bronze color to the stainless steel using light even strokes of paint to achieve uniform coverage.
Aluminum bronze and iron are excellent metals on which to use a patina.
Metal ready for hammer texturing should be clean oxide free annealed and bone dry.
Apply copper or bronze metallic spray paint again from a distance of.
Let dry about an hour before applying a second coat.
Mix the copper surfacer well to ensure that the metal particles are evenly distributed.
Apply a thin coat using one of the foam brushes.