Denis - mass finishing works a lot like hand finishing. If you need
to file, sand, then polish with Tripoli and rouge, you need to do the
same kind of thing with mass finishing.
To just put raw castings into steel in a rotary machine will get you
burnished rough castings. Steel doesn’t remove metal, it just
You will have shiny, not smooth castings.
A final buff in mass finishing usually means a dry process with
If you want a finish that compares to hand finishing, you need
abrasive media, in one or two steps, then burnishing, and perhaps a
final run in dry media.
Save yourself some time and learn about the process. There are
multiple postings on Orchid as well as the book “Tumble Finishing for
Handmade Jewelry” available from several of our Orchid advertisers.