Black silicon carbide For Rock Tumbler Grit

How to get a smooth, glossy rock as a Jewelry pendant? Children like to explore the process with their own hands. The Rock tumbler toy is very popular in recent years.

Kids can see the process of rock polishing just at home. The Rock tumbler grit always goes with black silicon carbide grit. Black silicon carbide features a high hardness than most rocks. It can even polish jade.

The rock polishing works in the tumbler machine with several steps. Each step adopts different Rock Tumbler Grit from coarse grit to very fine grit.  Those grits are coarse Black silicon carbide grit F60, Medium Black silicon carbide grit F220, Fine Black silicon carbide grit 500#, and ultra-fine black silicon carbide grit 1000#. 

Black silicon carbide always works in industrial fields such as marble & granite blasting media and abrasives raw material for grinding tools.  With rock tumbler, it shows directly how the stone & rock finishing process. It’s fun!