This chalky residue can be the biggest inhibitor of paint adhesion, so must be removed before painting ... you should prime first," Otto says. Use a self-etching primer like Rust-Oleum Flat Aluminum ...
This can be purchased online, and we recommend The Beadsmith XL Gel available at Amazon, which can also be used to clean jewelry. 8. Use chalk paint To fake the look of aged brass, you can use chalk ...