1
Fill with Cerium oxide abrasive, an oxide of the rare earth metal, cerium,one of the most effective abrasives for final polishing steps on solid surfaces. It is heat resistant and effective as a polishing agent for glass mirrors, plate glass, crystal, ophthalmic lenses, precision optics and precious and semiprecious stone
2
For final polish. First, slightly wet the surface with a small amount of water. During the polishing process, the mineral "pyramids" will break down into a slurry solution, thereby removing the scratches left by the previous leveling steps.