machinability

Machinability Comparison Chart for most common materials

I just ordered an 8" x 1/2" slug of forged 101 copper. I want to turn it down to a 7.875" x 0.480" cylinder. I've heard horror stories about how hard (soft) copper is to machine. This is largely a decorative piece, so dimensions aren't critical, but I'd like a decent finish on it. First...