The Cerium Oxide polishing was a messy process involving slurry and the cleanup and filtration issues related to slurry use.Hans Diamond Cerium Products such as  cerium oxide sanding pad,eliminate the waste while providing a long lasting and durable solution to industrial and lapidary polishing. The cloth backing provides a stong, flexible base for the resin bonded cerium, while resisting heat deformation caused by the heat generated by the very aggressive cerium media.