This instructable will show you how to do a chemical oxidation on brass, bronze, or any copper alloy for that matter.
Why do it?
In this case the chemical oxidation (sometimes called patina, redox, or distressing; depending on the application) serves two purposes: Give the sax a unique vibrant look and protect the brass from further erosion. The color I was going for was a charcoal gray to black. I believe I was successful!
What you will need:
-Saxophone (or whatever brass/copper/metal you wish to use)
-Small Flat head Screwdriver
-Small Philips Screwdriver
-Fine grit sandpaper (400+)
-Multipurpose household cleaning agent
-Disposable coffee cup
-Rust-Oleum Clear Lacquer
Optional, but it will make your life a heck of a lot easier:
NOTE: if you don't have a sandblaster, you can make one with
Total cost for materials (not including the sax, compressor, compressor parts and stuff I already had): A little over $80 bucks
Step 1: Step 1
I used masking tape and a black marker to hold and label everything. I didn't lose anything, so I must have done something right!