Trommel Screens. Multotec is a global leader in trommel screen design and manufacture and has been supplying the international mining market for more than 25 years. We work with most major international mill manufacturers to engineer screens that deliver ultimate impact and abrasion resistance for mill, scrubber and selfdriven trommels .
Build Your Own Mini Gold Trommel Plans DIY Gold Prospecting Mining Equipment This is a great Mini Gold Trommel design. It took me a long time to get the gear ratio just right. Once you are done building it, it will be 4' long by 14" wide by 24" high. You will love this design and find it fun to build.