Well, from a jeweler's point of view, scratches are never filled with
solder, but sanded smooth, after which the metal is polished.
Heating the instrument will alter the tonality in a way that cannot be
You might repair the scratch and destroy the instrument if you solder.
If the sax is half way decent, you're better off having a professional
deal with it.
and many more.
How about brush-plating with brass, wet-sanding the scratch flat, and then
Would something like the Caswell kits work?
http://www.caswellplating.com/kits/plugnplate.htm They aren't cheap.
Here is the real problem... the finish. A scratch of the garden variety is
pretty easy to fix, it is buffed out. If it is really bad it is first
sanded or filed out and then the buff is used. But once you have the
scratch out you have an area on the sax that is bare brass. It can be
buffed up to a high shine and resprayed but there are very few times it
matches the rest of the finish perfectly. Saxes very often have a gold dye
mixed in with the spray and that is really hard to match.
Best bet? Leave it alone until the whole instrument needs an overhaul, then
The dremmel tool with a buff takes a long time but it can come in handy.
Polytechforum.com is a website by engineers for engineers. It is not affiliated with any of manufacturers or vendors discussed here.
All logos and trade names are the property of their respective owners.